commit 175e7c23e989d25d0f7d97a2d4201853ad4b8eab
Author: Victor Fuentes <vmfuentes64@gmail.com>
Date:   Fri Aug 26 17:48:43 2022 -0400

    Initial commit

diff --git a/.gitignore b/.gitignore
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index 0000000..749ee00
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+
+[dependencies]
+relm4 = { git = "https://github.com/Relm4/Relm4", tag = "v0.5.0-beta.2", features = ["all"]  }
+relm4-components = { package = "relm4-components", git = "https://github.com/Relm4/Relm4", tag = "v0.5.0-beta.2"}
+adw = { package = "libadwaita", git = "https://gitlab.gnome.org/World/Rust/libadwaita-rs", features = ["v1_2"] }
+tokio = { version = "1.20", features = ["rt", "macros", "time", "rt-multi-thread", "sync", "process"] }
+sourceview5 = { git = "https://gitlab.gnome.org/World/Rust/sourceview5-rs/", rev = "6082210f7d1fc32b100bd9c714e9521eecacb3f7", features = ["v5_4"] }
+tracker = "0.1"
+
+serde_json = "1.0"
+serde = { version = "1.0", features = ["derive"] }
+serde_yaml = "0.9"
+simd-json = { version = "0.6", features = ["allow-non-simd"] }
+
+nix-editor = "0.2.12"
+
+html2pango = "0.4"
+brotli = "3.3"
+log = "0.4"
+pretty_env_logger = "0.4"
+flate2 = "1.0"
+quick-xml = { version = "0.23", features = ["serialize"] }
+rand = "0.8"
+reqwest = { version = "0.11", features = ["blocking"] }
+sha256 = "1.0"
+image = "0.24"
+spdx = "0.9"
+# { git = "https://github.com/EmbarkStudios/spdx", version = "0.8" }
+edit-distance = "2.1"
+ijson = "0.1"
+strum = "0.24"
+strum_macros = "0.24"
+
+[workspace]
+members = [".", "nsc-helper"]
+default-members = [".", "nsc-helper"]
diff --git a/build-aux/dist-vendor.sh b/build-aux/dist-vendor.sh
new file mode 100644
index 0000000..216edd7
--- /dev/null
+++ b/build-aux/dist-vendor.sh
@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+export SOURCE_ROOT="$1"
+export DIST="$2"
+
+cd "$SOURCE_ROOT"
+mkdir "$DIST"/.cargo
+cargo vendor | sed 's/^directory = ".*"/directory = "vendor"/g' > $DIST/.cargo/config
+# Move vendor into dist tarball directory
+mv vendor "$DIST"
diff --git a/data/dev.vlinkz.NixSoftwareCenter.desktop.in.in b/data/dev.vlinkz.NixSoftwareCenter.desktop.in.in
new file mode 100644
index 0000000..6edf0a7
--- /dev/null
+++ b/data/dev.vlinkz.NixSoftwareCenter.desktop.in.in
@@ -0,0 +1,12 @@
+[Desktop Entry]
+Name=Software Center
+Comment=Install Applications
+Type=Application
+Exec=nix-software-center
+Terminal=false
+Categories=Settings;System;Utility;
+# Translators: Search terms to find this application. Do NOT translate or localize the semicolons! The list MUST also end with a semicolon!
+Keywords=Nix;Nixos;nix;nixos;software;package;
+# Translators: Do NOT translate or transliterate this text (this is an icon file name)!
+Icon=@icon@
+StartupNotify=true
diff --git a/data/dev.vlinkz.NixSoftwareCenter.gschema.xml.in b/data/dev.vlinkz.NixSoftwareCenter.gschema.xml.in
new file mode 100644
index 0000000..c6318c4
--- /dev/null
+++ b/data/dev.vlinkz.NixSoftwareCenter.gschema.xml.in
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<schemalist>
+  <schema path="/dev/vlinkz/NixSoftwareCenter/" id="@app-id@" gettext-domain="@gettext-package@">
+  </schema>
+</schemalist>
diff --git a/data/dev.vlinkz.NixSoftwareCenter.metainfo.xml.in.in b/data/dev.vlinkz.NixSoftwareCenter.metainfo.xml.in.in
new file mode 100644
index 0000000..c675487
--- /dev/null
+++ b/data/dev.vlinkz.NixSoftwareCenter.metainfo.xml.in.in
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<component type="desktop-application">
+  <id>@app-id@</id>
+  <metadata_license>CC-BY-SA-4.0</metadata_license>
+  <project_license>MIT</project_license>
+  <name>Nix Software Center</name>
+  <summary>A simple application to manage your NixOS packages.</summary>
+  <description>
+    <p>A simple software center to install and manage Nix packages, built with libadwaita, GTK4, and Relm4.</p>
+  </description>
+  <screenshots>
+    <!-- <screenshot type="default">
+      <image>https://raw.githubusercontent.com/vlinkz/nixos-conf-editor/main/data/screenshots/listviewlight.png</image>
+      <caption>Main window</caption>
+    </screenshot>
+    <screenshot type="default">
+      <image>https://raw.githubusercontent.com/vlinkz/nixos-conf-editor/main/data/screenshots/optionlight2.png</image>
+      <caption>Option Selection</caption>
+    </screenshot> -->
+  </screenshots>
+  <url type="homepage">https://github.com/vlinkz/nix-software-center</url>
+  <url type="bugtracker">https://github.com/vlinkz/nix-software-center/issues</url>
+  <developer_name>Victor Fuentes</developer_name>
+  <update_contact>vmfuentes64@gmail.com</update_contact>
+  <translation type="gettext">@gettext-package@</translation>
+  <launchable type="desktop-id">@app-id@.desktop</launchable>
+</component>
diff --git a/data/dev.vlinkz.NixSoftwareCenter.policy.in.in b/data/dev.vlinkz.NixSoftwareCenter.policy.in.in
new file mode 100644
index 0000000..4dd441c
--- /dev/null
+++ b/data/dev.vlinkz.NixSoftwareCenter.policy.in.in
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE policyconfig PUBLIC "-//freedesktop//DTD PolicyKit Policy Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/PolicyKit/1/policyconfig.dtd">
+<policyconfig>
+    <vendor>Victor Fuentes</vendor>
+    <vendor_url>https://github.com/vlinkz</vendor_url>
+    <action id="dev.vlinkz.NixSoftwareCenter">
+        <description>Give Nix Software Center root access</description>
+        <message>Authentication is required to install NixOS system packages</message>
+        <defaults>
+            <allow_any>no</allow_any>
+            <allow_inactive>no</allow_inactive>
+            <allow_active>auth_admin_keep</allow_active>
+        </defaults>
+        <annotate key="org.freedesktop.policykit.exec.path">@pkglibexecdir@/nsc-helper</annotate>
+    </action>
+</policyconfig>
diff --git a/data/icons/dev.vlinkz.NixSoftwareCenter-symbolic.svg b/data/icons/dev.vlinkz.NixSoftwareCenter-symbolic.svg
new file mode 100644
index 0000000..e69de29
diff --git a/data/icons/dev.vlinkz.NixSoftwareCenter.Devel.svg b/data/icons/dev.vlinkz.NixSoftwareCenter.Devel.svg
new file mode 100644
index 0000000..c434e2b
--- /dev/null
+++ b/data/icons/dev.vlinkz.NixSoftwareCenter.Devel.svg
@@ -0,0 +1,84 @@
+<?xml version="1.0" encoding="UTF-8"?>
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diff --git a/data/icons/dev.vlinkz.NixSoftwareCenter.svg b/data/icons/dev.vlinkz.NixSoftwareCenter.svg
new file mode 100644
index 0000000..057a0a1
--- /dev/null
+++ b/data/icons/dev.vlinkz.NixSoftwareCenter.svg
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diff --git a/data/icons/dev.vlinkz.NixSoftwareCenter.template.svg b/data/icons/dev.vlinkz.NixSoftwareCenter.template.svg
new file mode 100644
index 0000000..28f9421
--- /dev/null
+++ b/data/icons/dev.vlinkz.NixSoftwareCenter.template.svg
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+           inkscape:transform-center-y="75.573958"
+           inkscape:transform-center-x="-168.20651"
+           xlink:href="#path3336-6"
+           y="0"
+           x="0"
+           style="display:inline" />
+        <use
+           height="100%"
+           width="100%"
+           transform="matrix(-0.93749997,0,0,-0.93749997,533.11665,-656.55412)"
+           id="use3449-5"
+           inkscape:transform-center-y="-139.94592"
+           inkscape:transform-center-x="59.669705"
+           xlink:href="#path3336-6"
+           y="0"
+           x="0"
+           style="display:inline" />
+        <path
+           style="color:#000000;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;fill:url(#linearGradient4330);fill-opacity:1;fill-rule:evenodd;stroke:none;stroke-width:3;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate"
+           d="m 309.54892,-710.38827 122.19683,211.67512 -56.15706,0.5268 -32.6236,-56.8692 -32.85645,56.5653 -27.90237,-0.011 -14.29086,-24.6896 46.81047,-80.4901 -33.22946,-57.8256 z"
+           id="path4260-0"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cccccccccc" />
+        <use
+           height="100%"
+           width="100%"
+           transform="rotate(120,407.33916,-716.08356)"
+           id="use4354-5"
+           xlink:href="#path4260-0"
+           y="0"
+           x="0"
+           style="display:inline" />
+        <use
+           height="100%"
+           width="100%"
+           transform="rotate(-120,407.28823,-715.86995)"
+           id="use4362-2"
+           xlink:href="#path4260-0"
+           y="0"
+           x="0"
+           style="display:inline;fill:#77767b"
+           inkscape:label="use4362-2"
+           inkscape:highlight-color="#5a3be3" />
+      </g>
+    </g>
+  </g>
+</svg>
diff --git a/data/icons/meson.build b/data/icons/meson.build
new file mode 100644
index 0000000..2ab86e9
--- /dev/null
+++ b/data/icons/meson.build
@@ -0,0 +1,10 @@
+install_data(
+  '@0@.svg'.format(application_id),
+  install_dir: iconsdir / 'hicolor' / 'scalable' / 'apps'
+)
+
+install_data(
+  '@0@-symbolic.svg'.format(base_id),
+  install_dir: iconsdir / 'hicolor' / 'symbolic' / 'apps',
+  rename: '@0@-symbolic.svg'.format(application_id)
+)
diff --git a/data/meson.build b/data/meson.build
new file mode 100644
index 0000000..7bdcad9
--- /dev/null
+++ b/data/meson.build
@@ -0,0 +1,93 @@
+subdir('icons')
+# Desktop file
+desktop_conf = configuration_data()
+desktop_conf.set('icon', application_id)
+desktop_file = i18n.merge_file(
+  type: 'desktop',
+  input: configure_file(
+    input: '@0@.desktop.in.in'.format(base_id),
+    output: '@BASENAME@',
+    configuration: desktop_conf
+  ),
+  output: '@0@.desktop'.format(application_id),
+  po_dir: podir,
+  install: true,
+  install_dir: datadir / 'applications'
+)
+# Validate Desktop file
+if desktop_file_validate.found()
+  test(
+    'validate-desktop',
+    desktop_file_validate,
+    args: [
+      desktop_file.full_path()
+    ],
+    depends: desktop_file,
+  )
+endif
+
+# Appdata
+appdata_conf = configuration_data()
+appdata_conf.set('app-id', application_id)
+appdata_conf.set('gettext-package', gettext_package)
+appdata_file = i18n.merge_file(
+  input: configure_file(
+    input: '@0@.metainfo.xml.in.in'.format(base_id),
+    output: '@BASENAME@',
+    configuration: appdata_conf
+  ),
+  output: '@0@.metainfo.xml'.format(application_id),
+  po_dir: podir,
+  install: true,
+  install_dir: datadir / 'metainfo'
+)
+
+# Validate Appdata
+if appstream_util.found()
+  test(
+    'validate-appdata', appstream_util,
+    args: [
+      'validate', '--nonet', appdata_file.full_path()
+    ],
+    depends: appdata_file,
+  )
+endif
+
+# Policy file
+dataconf = configuration_data()
+dataconf.set('pkglibexecdir',
+  libexecdir
+)
+i18n.merge_file(
+  input : configure_file(
+    configuration: dataconf,
+    input : '@0@.policy.in.in'.format(base_id),
+    output: '@BASENAME@'
+  ),
+  output: '@0@.policy'.format(base_id),
+  po_dir: podir,
+  install: true,
+  install_dir: datadir / 'polkit-1' / 'actions'
+)
+
+# GSchema
+gschema_conf = configuration_data()
+gschema_conf.set('app-id', application_id)
+gschema_conf.set('gettext-package', gettext_package)
+configure_file(
+  input: '@0@.gschema.xml.in'.format(base_id),
+  output: '@0@.gschema.xml'.format(application_id),
+  configuration: gschema_conf,
+  install: true,
+  install_dir: datadir / 'glib-2.0' / 'schemas'
+)
+
+# Validata GSchema
+if glib_compile_schemas.found()
+  test(
+    'validate-gschema', glib_compile_schemas,
+    args: [
+      '--strict', '--dry-run', meson.current_build_dir()
+    ],
+  )
+endif
diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..e47e8d5
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,71 @@
+{
+  pkgs ? import <nixpkgs> {},
+  lib ? import <nixpkgs/lib>,
+}:
+let
+  libadwaita-git = pkgs.libadwaita.overrideAttrs (oldAttrs: rec {
+    version = "1.2.beta";
+    src = pkgs.fetchFromGitLab {
+      domain = "gitlab.gnome.org";
+      owner = "GNOME";
+      repo = "libadwaita";
+      rev = version;
+      hash = "sha256-QBblkeNAgfHi5YQxaV9ceqNDyDIGu8d6pvLcT6apm6o=";
+    };
+  });
+  nixos-appstream-data = (import (pkgs.fetchFromGitHub {
+    owner = "vlinkz";
+    repo = "nixos-appstream-data";
+    rev = "66b3399e6d81017c10265611a151d1109ff1af1b";
+    hash = "sha256-oiEZD4sMpb2djxReg99GUo0RHWAehxSyQBbiz8Z4DJk=";
+  }) {stdenv = pkgs.stdenv; lib = pkgs.lib; pkgs = pkgs; });
+in pkgs.stdenv.mkDerivation rec {
+  pname = "nix-software-center";
+  version = "0.0.1";
+
+  src = [ ./. ];
+
+  cargoDeps = pkgs.rustPlatform.fetchCargoTarball {
+    inherit src;
+    name = "${pname}-${version}";
+    hash = "sha256-EI9zULrlN+GvtDO0PvtAEA1YjJAbK+SDZ8NSRZf+2Rw=";
+  };
+
+  nativeBuildInputs = with pkgs; [
+    appstream-glib
+    polkit
+    gettext
+    desktop-file-utils
+    meson
+    ninja
+    pkg-config
+    git
+    wrapGAppsHook4
+  ] ++ (with pkgs.rustPlatform; [
+    cargoSetupHook
+    rust.cargo
+    rust.rustc
+  ]);
+
+  buildInputs = with pkgs; [
+    gdk-pixbuf
+    glib
+    gtk4
+    gtksourceview5
+    libadwaita-git
+    openssl
+    wayland
+    gnome.adwaita-icon-theme
+    desktop-file-utils
+    nixos-appstream-data
+  ];
+
+  # mesonFlags = [
+  #   "-Dprofile=development"
+  # ];
+
+  patchPhase = ''
+    substituteInPlace ./src/lib.rs \
+        --replace "/usr/share/app-info" "${nixos-appstream-data}/share/app-info"
+  '';
+}
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..36c7d0d
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,109 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1642700792,
+        "narHash": "sha256-XqHrk7hFb+zBvRg6Ghl+AZDq03ov6OshJLiSWOoX5es=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "846b2ae0fc4cc943637d3d1def4454213e203cba",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "mach-nix": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "pypi-deps-db": "pypi-deps-db"
+      },
+      "locked": {
+        "lastModified": 1661359648,
+        "narHash": "sha256-BRz30Xg/g535oRJA3xEcXf0KM6GTJPugt2lgaom3D6g=",
+        "owner": "DavHau",
+        "repo": "mach-nix",
+        "rev": "6cd3929b1561c3eef68f5fc6a08b57cf95c41ec1",
+        "type": "github"
+      },
+      "original": {
+        "id": "mach-nix",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1643805626,
+        "narHash": "sha256-AXLDVMG+UaAGsGSpOtQHPIKB+IZ0KSd9WS77aanGzgc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "554d2d8aa25b6e583575459c297ec23750adb6cb",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-unstable",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1661361016,
+        "narHash": "sha256-Bjf6ZDnDc6glTwIIItvwfcaeJ5zWFM6GYfPajSArdUY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "b784c5ae63dd288375af1b4d37b8a27dd8061887",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "pypi-deps-db": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1661155889,
+        "narHash": "sha256-t00mBTZhmZBT4jteO6pJbU0wyRS6/ep4pKmQNeztEms=",
+        "owner": "DavHau",
+        "repo": "pypi-deps-db",
+        "rev": "49c620f3de2b557c9d5c44f58a00fee59f27d1b0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "DavHau",
+        "repo": "pypi-deps-db",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "mach-nix": "mach-nix",
+        "nixpkgs": "nixpkgs_2",
+        "utils": "utils"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..53f5063
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,71 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, utils, mach-nix }:
+    utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+        };
+        libadwaita-git = pkgs.libadwaita.overrideAttrs (oldAttrs: rec {
+          version = "1.2.beta";
+          src = pkgs.fetchFromGitLab {
+            domain = "gitlab.gnome.org";
+            owner = "GNOME";
+            repo = "libadwaita";
+            rev = version;
+            hash = "sha256-QBblkeNAgfHi5YQxaV9ceqNDyDIGu8d6pvLcT6apm6o=";
+          };
+        });
+        nixos-appstream-data = pkgs.fetchFromGitHub {
+          owner = "vlinkz";
+          repo = "nixos-appstream-data";
+          rev = "66b3399e6d81017c10265611a151d1109ff1af1b";
+          hash = "sha256-oiEZD4sMpb2djxReg99GUo0RHWAehxSyQBbiz8Z4DJk=";
+        };
+        name = "nix-software-center";
+      in
+      rec
+      {
+        packages.${name} = pkgs.callPackage ./default.nix {
+          inherit (inputs);
+        };
+
+        # `nix build`
+        defaultPackage = packages.${name};
+
+        # `nix run`
+        apps.${name} = utils.lib.mkApp {
+          inherit name;
+          drv = packages.${name};
+        };
+        defaultApp = packages.${name};
+
+        devShell = pkgs.mkShell {
+          buildInputs = with pkgs; [
+            cargo
+            clippy
+            rust-analyzer
+            rustc
+            rustfmt
+            cairo
+            gdk-pixbuf
+            gobject-introspection
+            graphene
+            gtk4
+            gtksourceview5
+            libadwaita-git
+            openssl
+            pandoc
+            pango
+            pkgconfig
+            wrapGAppsHook4
+            nixos-appstream-data
+          ];
+          RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
+        };
+      });
+}
diff --git a/meson.build b/meson.build
new file mode 100644
index 0000000..30b8497
--- /dev/null
+++ b/meson.build
@@ -0,0 +1,70 @@
+project(
+  'nix-software-center',
+  'rust',
+  version: '0.0.1',
+  meson_version: '>= 0.59',
+  license: 'MIT',
+)
+
+i18n = import('i18n')
+gnome = import('gnome')
+
+base_id = 'dev.vlinkz.NixSoftwareCenter'
+
+dependency('openssl', version: '>= 1.0')
+dependency('glib-2.0', version: '>= 2.66')
+dependency('gio-2.0', version: '>= 2.66')
+dependency('gtk4', version: '>= 4.0.0')
+dependency('libadwaita-1', version: '>=1.2.alpha')
+dependency('polkit-gobject-1', version: '>= 0.103')
+
+glib_compile_resources = find_program('glib-compile-resources', required: true)
+glib_compile_schemas = find_program('glib-compile-schemas', required: true)
+desktop_file_validate = find_program('desktop-file-validate', required: false)
+appstream_util = find_program('appstream-util', required: false)
+cargo = find_program('cargo', required: true)
+
+version = meson.project_version()
+
+prefix = get_option('prefix')
+bindir = prefix / get_option('bindir')
+libexecdir = prefix / get_option('libexecdir')
+localedir = prefix / get_option('localedir')
+
+datadir = prefix / get_option('datadir')
+pkgdatadir = datadir / meson.project_name()
+iconsdir = datadir / 'icons'
+podir = meson.project_source_root() / 'po'
+gettext_package = meson.project_name()
+
+if get_option('profile') == 'development'
+  profile = 'Devel'
+    vcs_tag = run_command('git', 'rev-parse', '--short', 'HEAD').stdout().strip()
+  if vcs_tag == ''
+    version_suffix = '-devel'
+  else
+    version_suffix = '-@0@'.format(vcs_tag)
+  endif
+  application_id = '@0@.@1@'.format(base_id, profile)
+else
+  profile = ''
+  version_suffix = ''
+  application_id = base_id
+endif
+
+meson.add_dist_script(
+  'build-aux/dist-vendor.sh',
+  meson.project_build_root() / 'meson-dist' / meson.project_name() + '-' + version,
+  meson.project_source_root()
+)
+
+subdir('data')
+subdir('po')
+subdir('src')
+subdir('nsc-helper/src')
+
+gnome.post_install(
+  gtk_update_icon_cache: true,
+  glib_compile_schemas: true,
+  update_desktop_database: true,
+)
diff --git a/meson_options.txt b/meson_options.txt
new file mode 100644
index 0000000..6e2ca96
--- /dev/null
+++ b/meson_options.txt
@@ -0,0 +1,9 @@
+option(
+  'profile',
+  type: 'combo',
+  choices: [
+    'default',
+    'development'
+  ],
+  value: 'default',
+)
diff --git a/nsc-helper/.gitignore b/nsc-helper/.gitignore
new file mode 100644
index 0000000..0f84cc9
--- /dev/null
+++ b/nsc-helper/.gitignore
@@ -0,0 +1,2 @@
+/target
+/.vscode
\ No newline at end of file
diff --git a/nsc-helper/Cargo.toml b/nsc-helper/Cargo.toml
new file mode 100644
index 0000000..965a721
--- /dev/null
+++ b/nsc-helper/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "nsc-helper"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+clap = { version = "3.2", features = ["derive"] }
+users = "0.11"
+
+[[bin]]
+name = "nsc-helper"
+path = "src/main.rs"
\ No newline at end of file
diff --git a/nsc-helper/src/main.rs b/nsc-helper/src/main.rs
new file mode 100644
index 0000000..78bb6e4
--- /dev/null
+++ b/nsc-helper/src/main.rs
@@ -0,0 +1,134 @@
+use clap::{self, FromArgMatches, Subcommand};
+use std::{
+    error::Error,
+    fs::{File, self},
+    io::{self, Read, Write},
+    process::Command,
+};
+
+#[derive(clap::Subcommand)]
+enum SubCommands {
+    Config {
+        /// Write stdin to file in path output
+        #[clap(short, long)]
+        output: String,
+        /// Run `nixos-rebuild` with the given arguments
+        arguments: Vec<String>,
+    },
+    Rebuild {
+        /// Run `nixos-rebuild` with the given arguments
+        arguments: Vec<String>,
+    },
+    Channel {
+        /// Whether to rebuild the system after updating channels
+        #[clap(short, long)]
+        rebuild: bool,
+        /// Run `nixos-rebuild` with the given arguments
+        arguments: Vec<String>,
+    }
+}
+
+fn main() {
+    let cli = SubCommands::augment_subcommands(clap::Command::new(
+        "Helper binary for Nix Software Center",
+    ));
+    let matches = cli.get_matches();
+    let derived_subcommands = SubCommands::from_arg_matches(&matches)
+        .map_err(|err| err.exit())
+        .unwrap();
+
+    if users::get_effective_uid() != 0 {
+        eprintln!("nsc-helper must be run as root");
+        std::process::exit(1);
+    }
+
+    match derived_subcommands {
+        SubCommands::Config { output, arguments } => {
+            let old = fs::read_to_string(&output);
+            match write_file(&output) {
+                Ok(_) => match rebuild(arguments) {
+                    Ok(_) => {}
+                    Err(err) => {
+                        eprintln!("{}", err);
+                        if let Ok(o) = old {
+                            if fs::write(&output, o).is_err() {
+                                eprintln!("Could not restore old file");
+                            }
+                        }
+                        std::process::exit(1);
+                    }
+                },
+                Err(err) => {
+                    eprintln!("{}", err);
+                    std::process::exit(1);
+                }
+            };
+        }
+        SubCommands::Rebuild { arguments } => match rebuild(arguments) {
+            Ok(_) => (),
+            Err(err) => {
+                eprintln!("{}", err);
+                std::process::exit(1);
+            }
+        },
+        SubCommands::Channel { rebuild: dorebuild, arguments } => {
+            match dorebuild {
+                true => match rebuild(arguments) {
+                    Ok(_) => (),
+                    Err(err) => {
+                        eprintln!("{}", err);
+                        std::process::exit(1);
+                    }
+                },
+                false => match channel() {
+                    Ok(_) => (),
+                    Err(err) => {
+                        eprintln!("{}", err);
+                        std::process::exit(1);
+                    }
+                },
+            }
+        }
+    }
+}
+
+fn write_file(path: &str) -> Result<(), Box<dyn Error>> {
+    let stdin = io::stdin();
+    let mut buf = String::new();
+    stdin.lock().read_to_string(&mut buf)?;
+    let mut file = File::create(path)?;
+    write!(file, "{}", &buf)?;
+    Ok(())
+}
+
+fn rebuild(args: Vec<String>) -> Result<(), Box<dyn Error>> {
+    let mut cmd = Command::new("nixos-rebuild")
+        .args(args)
+        .spawn()?;
+    let x = cmd.wait()?;
+    if x.success() {
+        Ok(())
+    } else {
+        eprintln!("nixos-rebuild failed with exit code {}", x.code().unwrap());
+        Err(Box::new(io::Error::new(
+            io::ErrorKind::Other,
+            "nixos-rebuild failed",
+        )))
+    }
+}
+
+fn channel() -> Result<(), Box<dyn Error>> {
+    let mut cmd = Command::new("nix-channel")
+        .arg("--update")
+        .spawn()?;
+    let x = cmd.wait()?;
+    if x.success() {
+        Ok(())
+    } else {
+        eprintln!("nixos-rebuild failed with exit code {}", x.code().unwrap());
+        Err(Box::new(io::Error::new(
+            io::ErrorKind::Other,
+            "nix-channel failed",
+        )))
+    }
+}
\ No newline at end of file
diff --git a/nsc-helper/src/meson.build b/nsc-helper/src/meson.build
new file mode 100644
index 0000000..977fe4e
--- /dev/null
+++ b/nsc-helper/src/meson.build
@@ -0,0 +1,32 @@
+global_conf = configuration_data()
+cargo_options = [ '--manifest-path', meson.project_source_root() / 'nsc-helper' /  'Cargo.toml' ]
+cargo_options += [ '--target-dir', meson.project_build_root() / 'nsc-helper' /  'src' ]
+
+if get_option('profile') == 'default'
+  cargo_options += [ '--release' ]
+  rust_target = 'release'
+  message('Building in release mode')
+else
+  rust_target = 'debug'
+  message('Building in debug mode')
+endif
+
+cargo_env = [ 'CARGO_HOME=' + meson.project_build_root() / 'nsc-helper' / 'cargo-home' ]
+
+cargo_build = custom_target(
+  'cargo-build',
+  build_by_default: true,
+  build_always_stale: true,
+  output: 'nsc-helper',
+  console: true,
+  install: true,
+  install_dir: get_option('libexecdir'),
+  command: [
+    'env',
+    cargo_env,
+    cargo, 'build',
+    cargo_options,
+    '&&',
+    'cp', 'src' / rust_target / 'nsc-helper', '@OUTPUT@',
+  ]
+)
diff --git a/po/LINGUAS b/po/LINGUAS
new file mode 100644
index 0000000..e69de29
diff --git a/po/POTFILES.in b/po/POTFILES.in
new file mode 100644
index 0000000..35e17b0
--- /dev/null
+++ b/po/POTFILES.in
@@ -0,0 +1,4 @@
+data/dev.vlinkz.NixSoftwareCenter.policy.in.in
+data/dev.vlinkz.NixSoftwareCenter.desktop.in.in
+data/dev.vlinkz.NixSoftwareCenter.metainfo.xml.in.in
+data/dev.vlinkz.NixSoftwareCenter.metainfo.gschema.xml.in
diff --git a/po/meson.build b/po/meson.build
new file mode 100644
index 0000000..6a87565
--- /dev/null
+++ b/po/meson.build
@@ -0,0 +1 @@
+i18n.gettext(gettext_package, preset: 'glib')
\ No newline at end of file
diff --git a/src/config.rs.in b/src/config.rs.in
new file mode 100644
index 0000000..699897f
--- /dev/null
+++ b/src/config.rs.in
@@ -0,0 +1,7 @@
+pub const APP_ID: &str = @APP_ID@;
+pub const GETTEXT_PACKAGE: &str = @GETTEXT_PACKAGE@;
+pub const LOCALEDIR: &str = @LOCALEDIR@;
+pub const PKGDATADIR: &str = @PKGDATADIR@;
+pub const PROFILE: &str = @PROFILE@;
+pub const RESOURCES_FILE: &str = concat!(@PKGDATADIR@, "/resources.gresource");
+pub const VERSION: &str = @VERSION@;
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..511d423
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,4 @@
+pub mod ui;
+pub mod parse;
+pub mod config;
+static APPINFO: &str = "/usr/share/app-info";
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..9c13c3b
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,8 @@
+use nix_software_center::ui::window::AppModel;
+use relm4::*;
+fn main() {
+    pretty_env_logger::init();
+    let app = RelmApp::new("dev.vlinkz.NixSoftwareCenter");
+    let application = app.app.clone();
+    app.run::<AppModel>(application);
+}
diff --git a/src/meson.build b/src/meson.build
new file mode 100644
index 0000000..ecca7c6
--- /dev/null
+++ b/src/meson.build
@@ -0,0 +1,51 @@
+global_conf = configuration_data()
+global_conf.set_quoted('APP_ID', application_id)
+global_conf.set_quoted('PKGDATADIR', pkgdatadir)
+global_conf.set_quoted('PROFILE', profile)
+global_conf.set_quoted('VERSION', version + version_suffix)
+global_conf.set_quoted('GETTEXT_PACKAGE', gettext_package)
+global_conf.set_quoted('LOCALEDIR', localedir)
+config = configure_file(
+  input: 'config.rs.in',
+  output: 'config.rs',
+  configuration: global_conf
+)
+# Copy the config.rs output to the source directory.
+run_command(
+  'cp',
+  meson.project_build_root() / 'src' / 'config.rs',
+  meson.project_source_root() / 'src' / 'config.rs',
+  check: true
+)
+
+cargo_options = [ '--manifest-path', meson.project_source_root() / 'Cargo.toml' ]
+cargo_options += [ '--target-dir', meson.project_build_root() / 'src' ]
+
+if get_option('profile') == 'default'
+  cargo_options += [ '--release' ]
+  rust_target = 'release'
+  message('Building in release mode')
+else
+  rust_target = 'debug'
+  message('Building in debug mode')
+endif
+
+cargo_env = [ 'CARGO_HOME=' + meson.project_build_root() / 'cargo-home' ]
+
+cargo_build = custom_target(
+  'cargo-build',
+  build_by_default: true,
+  build_always_stale: true,
+  output: meson.project_name(),
+  console: true,
+  install: true,
+  install_dir: bindir,
+  command: [
+    'env',
+    cargo_env,
+    cargo, 'build',
+    cargo_options,
+    '&&',
+    'cp', 'src' / rust_target / meson.project_name(), '@OUTPUT@',
+  ]
+)
diff --git a/src/parse/cache.rs b/src/parse/cache.rs
new file mode 100644
index 0000000..48c21fb
--- /dev/null
+++ b/src/parse/cache.rs
@@ -0,0 +1,263 @@
+use ijson::IString;
+use serde::{Deserialize, Serialize};
+use std::{
+    collections::HashMap,
+    env,
+    error::Error,
+    fs::{self, File},
+    io::{BufReader, Read, Write},
+    path::Path,
+    process::Command,
+};
+
+#[derive(Serialize, Deserialize, Debug)]
+struct NewPackageBase {
+    packages: HashMap<String, NewPackage>,
+}
+
+#[derive(Serialize, Deserialize, PartialEq, Debug)]
+struct NewPackage {
+    version: IString,
+}
+
+pub fn checkcache() -> Result<(), Box<dyn Error>> {
+    setuppkgscache()?;
+    setupupdatecache()?;
+    setupnewestver()?;
+    Ok(())
+}
+
+pub fn uptodate() -> Result<Option<(String, String)>, Box<dyn Error>> {
+    let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+    let oldversion = fs::read_to_string(format!("{}/sysver.txt", cachedir))?
+        .trim()
+        .to_string();
+    let newversion = fs::read_to_string(format!("{}/chnver.txt", cachedir))?
+        .trim()
+        .to_string();
+    if oldversion == newversion {
+        println!("System is up to date");
+        Ok(None)
+    } else {
+        println!("OLD {:?} != NEW {:?}", oldversion, newversion);
+        Ok(Some((oldversion, newversion)))
+    }
+}
+
+pub fn channelver() -> Result<Option<(String, String)>, Box<dyn Error>> {
+    let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+    let oldversion = fs::read_to_string(format!("{}/chnver.txt", cachedir))?
+        .trim()
+        .to_string();
+    let newversion = fs::read_to_string(format!("{}/newver.txt", cachedir))?
+        .trim()
+        .to_string();
+    if oldversion == newversion {
+        println!("Channels match");
+        Ok(None)
+    } else {
+        println!("chnver {:?} != newver {:?}", oldversion, newversion);
+        Ok(Some((oldversion, newversion)))
+    }
+}
+
+fn setuppkgscache() -> Result<(), Box<dyn Error>> {
+    let vout = Command::new("nix-instantiate")
+        .arg("-I")
+        .arg("nixpkgs=/nix/var/nix/profiles/per-user/root/channels/nixos")
+        .arg("<nixpkgs/lib>")
+        .arg("-A")
+        .arg("version")
+        .arg("--eval")
+        .arg("--json")
+        .output()?;
+
+    let dlver = String::from_utf8_lossy(&vout.stdout)
+        .to_string()
+        .replace('"', "");
+
+    let mut relver = dlver.split('.').collect::<Vec<&str>>().join(".")[0..5].to_string();
+
+    if dlver.len() >= 8 && &dlver[5..8] == "pre" {
+        relver = "unstable".to_string();
+    }
+
+    let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+    fs::create_dir_all(&cachedir).expect("Failed to create cache directory");
+    let url = format!(
+        "https://releases.nixos.org/nixos/{}/nixos-{}/packages.json.br",
+        relver, dlver
+    );
+
+    println!("VERSION {}", relver);
+    // let response = reqwest::blocking::get(url)?;
+    // if let Some(latest) = response.url().to_string().split('/').last() {
+    let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+    if !Path::new(&cachedir).exists() {
+        fs::create_dir_all(&cachedir).expect("Failed to create cache directory");
+    }
+
+    if !Path::new(&format!("{}/chnver.txt", &cachedir)).exists() {
+        let mut sysver = fs::File::create(format!("{}/chnver.txt", &cachedir))?;
+        sysver.write_all(dlver.as_bytes())?;
+    }
+
+    if Path::new(format!("{}/chnver.txt", &cachedir).as_str()).exists()
+        && fs::read_to_string(&Path::new(format!("{}/chnver.txt", &cachedir).as_str()))? == dlver
+        && Path::new(format!("{}/packages.json", &cachedir).as_str()).exists()
+    {
+        return Ok(());
+    } else {
+        let oldver = fs::read_to_string(&Path::new(format!("{}/chnver.txt", &cachedir).as_str()))?;
+        let sysver = &dlver;
+        // Change to debug msg
+        println!("OLD: {}, != NEW: {}", oldver, sysver);
+    }
+    if Path::new(format!("{}/chnver.txt", &cachedir).as_str()).exists() {
+        fs::remove_file(format!("{}/chnver.txt", &cachedir).as_str())?;
+    }
+    let mut sysver = fs::File::create(format!("{}/chnver.txt", &cachedir))?;
+    sysver.write_all(dlver.as_bytes())?;
+    let outfile = format!("{}/packages.json", &cachedir);
+    dlfile(&url, &outfile)?;
+    // }
+    Ok(())
+}
+
+fn setupupdatecache() -> Result<(), Box<dyn Error>> {
+    let dlver = fs::read_to_string("/run/current-system/nixos-version")?;
+
+    let mut relver = dlver.split('.').collect::<Vec<&str>>().join(".")[0..5].to_string();
+
+    if dlver.len() >= 8 && &dlver[5..8] == "pre" {
+        relver = "unstable".to_string();
+    }
+
+    let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+    fs::create_dir_all(&cachedir).expect("Failed to create cache directory");
+    let url = format!(
+        "https://releases.nixos.org/nixos/{}/nixos-{}/packages.json.br",
+        relver, dlver
+    );
+
+    println!("VERSION {}", relver);
+    let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+    if !Path::new(&cachedir).exists() {
+        fs::create_dir_all(&cachedir).expect("Failed to create cache directory");
+    }
+
+    if !Path::new(&format!("{}/sysver.txt", &cachedir)).exists() {
+        let mut sysver = fs::File::create(format!("{}/sysver.txt", &cachedir))?;
+        sysver.write_all(dlver.as_bytes())?;
+    }
+
+    if Path::new(format!("{}/sysver.txt", &cachedir).as_str()).exists()
+        && fs::read_to_string(&Path::new(format!("{}/sysver.txt", &cachedir).as_str()))? == dlver
+        && Path::new(format!("{}/syspackages.json", &cachedir).as_str()).exists()
+    {
+        return Ok(());
+    } else {
+        let oldver = fs::read_to_string(&Path::new(format!("{}/sysver.txt", &cachedir).as_str()))?;
+        let sysver = &dlver;
+        // Change to debug msg
+        println!("OLD: {}, != NEW: {}", oldver, sysver);
+    }
+    if Path::new(format!("{}/sysver.txt", &cachedir).as_str()).exists() {
+        fs::remove_file(format!("{}/sysver.txt", &cachedir).as_str())?;
+    }
+    let mut sysver = fs::File::create(format!("{}/sysver.txt", &cachedir))?;
+    sysver.write_all(dlver.as_bytes())?;
+    let outfile = format!("{}/syspackages.json", &cachedir);
+    dlfile(&url, &outfile)?;
+    let file = File::open(&outfile)?;
+    let reader = BufReader::new(file);
+    let pkgbase: NewPackageBase = simd_json::serde::from_reader(reader).unwrap();
+    let mut outbase = HashMap::new();
+    for (pkg, ver) in pkgbase.packages {
+        outbase.insert(pkg.clone(), ver.version.clone());
+    }
+    let out = simd_json::serde::to_string(&outbase)?;
+    fs::write(&outfile, out)?;
+    Ok(())
+}
+
+fn setupnewestver() -> Result<(), Box<dyn Error>> {
+    let version = fs::read_to_string("/run/current-system/nixos-version")?;
+
+    let mut relver = version.split('.').collect::<Vec<&str>>().join(".")[0..5].to_string();
+
+    if version.len() >= 8 && &version[5..8] == "pre" {
+        relver = "unstable".to_string();
+    }
+    println!("VERSION {}", relver);
+    let response = reqwest::blocking::get(format!("https://channels.nixos.org/nixos-{}", relver))?;
+    if let Some(latest) = response.url().to_string().split('/').last() {
+        let latest = latest.strip_prefix("nixos-").unwrap_or(latest);
+        let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+        if !Path::new(&cachedir).exists() {
+            fs::create_dir_all(&cachedir).expect("Failed to create cache directory");
+        }
+
+        if !Path::new(format!("{}/newver.txt", &cachedir).as_str()).exists() {
+            let mut newver = fs::File::create(format!("{}/newver.txt", &cachedir))?;
+            newver.write_all(latest.as_bytes())?;
+        }
+
+        if Path::new(format!("{}/newver.txt", &cachedir).as_str()).exists()
+            && fs::read_to_string(&Path::new(format!("{}/newver.txt", &cachedir).as_str()))?
+                == latest
+        {
+            return Ok(());
+        } else {
+            let oldver =
+                fs::read_to_string(&Path::new(format!("{}/newver.txt", &cachedir).as_str()))?;
+            let newver = latest;
+            // Change to debug msg
+            println!("OLD: {}, != NEW: {}", oldver, newver);
+        }
+        if Path::new(format!("{}/newver.txt", &cachedir).as_str()).exists() {
+            fs::remove_file(format!("{}/newver.txt", &cachedir).as_str())?;
+        }
+        let mut newver = fs::File::create(format!("{}/newver.txt", &cachedir))?;
+        newver.write_all(latest.as_bytes())?;
+    }
+    Ok(())
+}
+
+fn dlfile(url: &str, path: &str) -> Result<(), Box<dyn Error>> {
+    println!("Downloading {}", url);
+    let response = reqwest::blocking::get(url)?;
+    if response.status().is_success() {
+        let cachedir = format!("{}/.cache/nix-software-center", env::var("HOME")?);
+        if !Path::new(&cachedir).exists() {
+            fs::create_dir_all(&cachedir).expect("Failed to create cache directory");
+        }
+
+        let dst: Vec<u8> = response.bytes()?.to_vec();
+        {
+            let mut file = File::create(path)?;
+            let mut reader = brotli::Decompressor::new(
+                dst.as_slice(),
+                4096, // buffer size
+            );
+            let mut buf = [0u8; 4096];
+            loop {
+                match reader.read(&mut buf[..]) {
+                    Err(e) => {
+                        if let std::io::ErrorKind::Interrupted = e.kind() {
+                            continue;
+                        }
+                        return Err(Box::new(e));
+                    }
+                    Ok(size) => {
+                        if size == 0 {
+                            break;
+                        }
+                        file.write_all(&buf[..size])?
+                    }
+                }
+            }
+        }
+    }
+    Ok(())
+}
diff --git a/src/parse/config.rs b/src/parse/config.rs
new file mode 100644
index 0000000..9ed5344
--- /dev/null
+++ b/src/parse/config.rs
@@ -0,0 +1,98 @@
+use std::{error::Error, env, path::Path, fs::{self, File}, io::Write};
+
+use serde::{Serialize, Deserialize};
+
+#[derive(Serialize, Deserialize, PartialEq, Eq, Clone, Debug)]
+pub struct NscConfig {
+    pub systemconfig: String,
+    pub flake: Option<String>,
+}
+
+pub fn getconfig() -> NscConfig {
+    if let Ok(c) = getconfigval() {
+        c
+    } else {
+        NscConfig {
+            systemconfig: String::from("/etc/nixos/configuration.nix"),
+            flake: None,
+        }
+    }
+}
+
+fn getconfigval() -> Result<NscConfig, Box<dyn Error>> {
+    let configfile = checkconfig()?;
+    let config: NscConfig = serde_json::from_reader(File::open(format!("{}/config.json", configfile))?)?;
+    Ok(config)
+}
+
+fn checkconfig() -> Result<String, Box<dyn Error>> {
+    let cfgdir = format!("{}/.config/nix-software-center", env::var("HOME")?);
+    if !Path::is_file(Path::new(&format!("{}/config.json", &cfgdir))) {
+        if !Path::is_file(Path::new("/etc/nix-software-center/config.json")) {
+            createdefaultconfig()?;
+            Ok(cfgdir)
+        } else {
+            Ok("/etc/nix-software-center/".to_string())
+        }
+    } else {
+        Ok(cfgdir)
+    }
+}
+
+// fn configexists() -> Result<bool, Box<dyn Error>> {
+//     let cfgdir = format!("{}/.config/nix-software-center", env::var("HOME")?);
+//     if !Path::is_file(Path::new(&format!("{}/config.json", &cfgdir))) {
+//         if !Path::is_file(Path::new("/etc/nix-software-center/config.json")) {
+//             Ok(false)
+//         } else {
+//             Ok(true)
+//         }
+//     } else {
+//         Ok(true)
+//     }
+// }
+
+pub fn editconfig(config: NscConfig) -> Result<(), Box<dyn Error>> {
+    let cfgdir = format!("{}/.config/nix-software-center", env::var("HOME")?);
+    fs::create_dir_all(&cfgdir)?;
+    let json = serde_json::to_string_pretty(&config)?;
+    let mut file = File::create(format!("{}/config.json", cfgdir))?;
+    file.write_all(json.as_bytes())?;
+    Ok(())
+}
+
+fn createdefaultconfig() -> Result<(), Box<dyn Error>> {
+    let cfgdir = format!("{}/.config/nix-software-center", env::var("HOME")?);
+    fs::create_dir_all(&cfgdir)?;
+    let config = NscConfig {
+        systemconfig: "/etc/nixos/configuration.nix".to_string(),
+        flake: None,
+    };
+    let json = serde_json::to_string_pretty(&config)?;
+    let mut file = File::create(format!("{}/config.json", cfgdir))?;
+    file.write_all(json.as_bytes())?;
+    Ok(())
+}
+
+
+// pub fn readconfig(cfg: String) -> Result<(String, Option<String>), Box<dyn Error>> {
+//     let file = fs::read_to_string(cfg)?;
+//     let config: NscConfig = match serde_json::from_str(&file) {
+//         Ok(x) => x,
+//         Err(_) => {
+//             createdefaultconfig()?;
+//             return Ok((
+//                 "/etc/nixos/configuration.nix".to_string(),
+//                 None,
+//             ));
+//         }
+//     };
+//     if Path::is_file(Path::new(&config.systemconfig)) {
+//         Ok((config.systemconfig, config.flake))
+//     } else {
+//         Ok((
+//             "/etc/nixos/configuration.nix".to_string(),
+//             None,
+//         ))
+//     }
+// }
diff --git a/src/parse/mod.rs b/src/parse/mod.rs
new file mode 100644
index 0000000..199c472
--- /dev/null
+++ b/src/parse/mod.rs
@@ -0,0 +1,3 @@
+pub mod cache;
+pub mod packages;
+pub mod config;
\ No newline at end of file
diff --git a/src/parse/packages.rs b/src/parse/packages.rs
new file mode 100644
index 0000000..c1f918e
--- /dev/null
+++ b/src/parse/packages.rs
@@ -0,0 +1,190 @@
+use flate2::bufread::GzDecoder;
+use ijson::IString;
+use serde::{Deserialize, Serialize};
+use std::io::Read;
+use std::{self, fs::File, collections::HashMap, error::Error, env, io::BufReader};
+
+use crate::APPINFO;
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct PackageBase {
+    packages: HashMap<String, Package>,
+}
+
+#[derive(Serialize, Deserialize, PartialEq, Debug, Clone)]
+pub struct Package {
+    pub system: IString,
+    pub pname: IString,
+    pub meta: Meta,
+    pub version: IString,
+    #[serde(skip_deserializing)]
+    pub appdata: Option<AppData>,
+}
+#[derive(Serialize, Deserialize, PartialEq, Debug, Clone)]
+pub struct Meta {
+    pub broken: Option<bool>,
+    pub insecure: Option<bool>,
+    pub unsupported: Option<bool>,
+    pub unfree: Option<bool>,
+    pub description: Option<IString>,
+    #[serde(rename = "longDescription")]
+    pub longdescription: Option<IString>,
+    pub homepage: Option<StrOrVec>,
+    pub maintainers: Option<Vec<PkgMaintainer>>,
+    pub position: Option<IString>,
+    pub license: Option<LicenseEnum>,
+    pub platforms: Option<Platform>
+}
+
+#[derive(Serialize, Deserialize, PartialEq, Clone, Debug)]
+#[serde(untagged)]
+pub enum StrOrVec {
+    Single(IString),
+    List(Vec<IString>),
+}
+
+#[derive(Serialize, Deserialize, PartialEq, Clone, Debug)]
+#[serde(untagged)]
+pub enum Platform {
+    Single(IString),
+    List(Vec<IString>),
+    ListList(Vec<Vec<IString>>),
+}
+
+#[derive(Serialize, Deserialize, PartialEq, Clone, Debug)]
+#[serde(untagged)]
+pub enum LicenseEnum {
+    Single(License),
+    List(Vec<License>),
+    SingleStr(IString),
+    VecStr(Vec<IString>),
+    Mixed(Vec<LicenseEnum>)
+}
+
+#[derive(Serialize, Deserialize, PartialEq, Clone, Debug)]
+pub struct License {
+    pub free: Option<bool>,
+    #[serde(rename = "fullName")]
+    pub fullname: Option<IString>,
+    #[serde(rename = "spdxId")]
+    pub spdxid: Option<IString>,
+    pub url: Option<IString>,
+}
+
+#[derive(Serialize, Deserialize, PartialEq, Clone, Debug)]
+pub struct PkgMaintainer {
+    pub email: IString,
+    pub github: IString,
+    pub matrix: Option<IString>,
+    pub name: Option<IString>
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Clone)]
+pub struct AppData {
+    #[serde(rename = "Type")]
+    pub metatype: IString,
+    #[serde(rename = "ID")]
+    pub id: String,
+    #[serde(rename = "Package")]
+    pub package: String,
+    #[serde(rename = "Name")]
+    pub name: Option<HashMap<String, String>>,
+    #[serde(rename = "Description")]
+    pub description: Option<HashMap<String, String>>,
+    #[serde(rename = "Summary")]
+    pub summary: Option<HashMap<String, String>>,
+    #[serde(rename = "Url")]
+    pub url: Option<AppUrl>,
+    #[serde(rename = "Icon")]
+    pub icon: Option<AppIconList>,
+    #[serde(rename = "Launchable")]
+    pub launchable: Option<AppLaunchable>,
+    #[serde(rename = "Provides")]
+    pub provides: Option<AppProvides>,
+    #[serde(rename = "Screenshots")]
+    pub screenshots: Option<Vec<AppScreenshot>>,
+    #[serde(rename = "Categories")]
+    pub categories: Option<Vec<String>>,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+pub struct AppUrl {
+    pub homepage: Option<String>,
+    pub bugtracker: Option<String>,
+    pub help: Option<String>,
+    pub donation: Option<String>,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+pub struct AppIconList {
+    pub cached: Option<Vec<AppIcon>>,
+    pub stock: Option<String>,
+    // TODO: add support for other icon types
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Clone)]
+pub struct AppIcon {
+    pub name: String,
+    pub width: u32,
+    pub height: u32,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+pub struct AppLaunchable {
+    #[serde(rename = "desktop-id")]
+    pub desktopid: Vec<String>
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+pub struct AppProvides {
+    pub binaries: Option<Vec<String>>,
+    pub ids: Option<Vec<String>>,
+    pub mediatypes: Option<Vec<String>>,
+    pub libraries: Option<Vec<String>>,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+pub struct AppScreenshot {
+    pub default: Option<bool>,
+    pub thumbnails: Option<Vec<String>>,
+    #[serde(rename = "source-image")]
+    pub sourceimage: Option<AppScreenshotImage>,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+pub struct AppScreenshotImage {
+    pub url: String,
+}
+
+pub async fn readpkgs() -> Result<HashMap<String, Package>,  Box<dyn Error + Send + Sync>> {
+    let cachedir = format!("{}/.cache/nix-software-center/", env::var("HOME")?);
+    let cachefile = format!("{}/packages.json", cachedir);
+    let file = File::open(cachefile).unwrap();
+    let reader = BufReader::new(file);
+    let pkgbase: PackageBase = simd_json::serde::from_reader(reader).unwrap();
+    let mut pkgs = pkgbase.packages;
+    println!("APPDATADIR {}", APPINFO);
+    let appdata = File::open(&format!("{}/xmls/nixos_x86_64_linux.yml.gz", APPINFO)).unwrap();
+    let appreader = BufReader::new(appdata);
+    let mut d = GzDecoder::new(appreader);
+    let mut s = String::new();
+    d.read_to_string(&mut s).unwrap();
+    let mut files = s.split("\n---\n").collect::<Vec<_>>();
+    files.remove(0);
+    for f in files {
+        let appstream: AppData = serde_yaml::from_str(f).unwrap();
+        if let Some(p) = pkgs.get_mut(&appstream.package.to_string()) {
+            p.appdata = Some(appstream);
+        }
+    }
+    Ok(pkgs)
+}
+
+pub fn readsyspkgs() -> Result<HashMap<String, String>,  Box<dyn Error + Send + Sync>> {
+    let cachedir = format!("{}/.cache/nix-software-center/", env::var("HOME")?);
+    let cachefile = format!("{}/syspackages.json", cachedir);
+    let file = File::open(cachefile)?;
+    let reader = BufReader::new(file);
+    let newpkgs: HashMap<String, String> = simd_json::serde::from_reader(reader).unwrap();
+    Ok(newpkgs)
+}
\ No newline at end of file
diff --git a/src/ui/about.rs b/src/ui/about.rs
new file mode 100644
index 0000000..96c2570
--- /dev/null
+++ b/src/ui/about.rs
@@ -0,0 +1,64 @@
+use adw::prelude::*;
+use relm4::*;
+
+use crate::config;
+
+use super::window::AppMsg;
+
+#[derive(Debug)]
+pub struct AboutPageModel {
+    hidden: bool,
+}
+
+#[derive(Debug)]
+pub enum AboutPageMsg {
+    Show,
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for AboutPageModel {
+    type InitParams = gtk::Window;
+    type Input = AboutPageMsg;
+    type Output = AppMsg;
+    type Widgets = AboutPageWidgets;
+
+    view! {
+        adw::AboutWindow {
+            #[watch]
+            set_visible: !model.hidden,
+            set_transient_for: Some(&parent_window),
+            set_modal: true,
+            set_application_name: "Nix Software Center",
+            set_application_icon: config::APP_ID,
+            set_developer_name: "Victor Fuentes",
+            set_version: env!("CARGO_PKG_VERSION"),
+            set_issue_url: "https://github.com/vlinkz/nix-software-center/issues",
+            set_license_type: gtk::License::MitX11,
+            set_website: "https://github.com/vlinkz/nix-software-center",
+            set_developers: &["Victor Fuentes https://github.com/vlinkz"],
+        }
+    }
+
+    fn init(
+        parent_window: Self::InitParams,
+        root: &Self::Root,
+        _sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let model = AboutPageModel {
+            hidden: true,
+        };
+
+        let widgets = view_output!();
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, _sender: ComponentSender<Self>) {
+        match msg {
+            AboutPageMsg::Show => {
+                self.hidden = false;
+            }
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/src/ui/categories.rs b/src/ui/categories.rs
new file mode 100644
index 0000000..d492f12
--- /dev/null
+++ b/src/ui/categories.rs
@@ -0,0 +1,105 @@
+use relm4::adw::prelude::*;
+use relm4::gtk::pango;
+use relm4::{factory::*, *};
+use strum_macros::{EnumIter, Display};
+
+use super::window::AppMsg;
+
+#[derive(Debug, PartialEq)]
+pub struct PkgGroup {
+    pub category: PkgCategory,
+}
+
+#[derive(Debug, Display, Hash, EnumIter, Eq, PartialEq, Clone)]
+pub enum PkgCategory {
+    Audio,
+    Development,
+    Games,
+    Graphics,
+    Network,
+    Video,
+}
+
+#[derive(Debug)]
+pub enum PkgCategoryMsg {
+    Open(PkgCategory),
+}
+
+#[relm4::factory(pub)]
+impl FactoryComponent for PkgGroup {
+    type CommandOutput = ();
+    type Init = PkgCategory;
+    type Input = ();
+    type Output = PkgCategoryMsg;
+    type Widgets = PkgGroupWidgets;
+    type ParentWidget = gtk::FlowBox;
+    type ParentMsg = AppMsg;
+
+    view! {
+        gtk::FlowBoxChild {
+            set_width_request: 210,
+            set_height_request: 70,
+            gtk::Button {
+                add_css_class: "card",
+                gtk::Box {
+                    set_margin_start: 15,
+                    set_margin_end: 15,
+                    set_margin_top: 10,
+                    set_margin_bottom: 10,
+                    set_spacing: 10,
+                    set_halign: gtk::Align::Center,
+                    gtk::Image {
+                        add_css_class: "icon-dropshadow",
+                        set_icon_name: match self.category {
+                            PkgCategory::Audio => Some("audio-x-generic"),
+                            PkgCategory::Development => Some("computer"),
+                            PkgCategory::Games => Some("input-gaming"),
+                            PkgCategory::Graphics => Some("image-x-generic"),
+                            PkgCategory::Network => Some("network-server"),
+                            PkgCategory::Video => Some("video-x-generic"),
+                        },
+                        set_pixel_size: 32,
+                    },
+                    gtk::Label {
+                        add_css_class: "title-2",
+                        set_valign: gtk::Align::Center,
+                        set_hexpand: true,
+                        set_label: match self.category {
+                            PkgCategory::Audio => "Audio",
+                            PkgCategory::Development => "Development",
+                            PkgCategory::Games => "Games",
+                            PkgCategory::Graphics => "Graphics",
+                            PkgCategory::Network => "Network",
+                            PkgCategory::Video => "Video",
+                        },
+                        set_ellipsize: pango::EllipsizeMode::End,
+                        set_lines: 1,
+                        set_wrap: true,
+                        set_max_width_chars: 0,
+                    }
+                },
+                connect_clicked[sender, category = self.category.clone()] => move |_| {
+                    println!("CLICKED {}", category);
+                    sender.output(PkgCategoryMsg::Open(category.clone()));
+                }
+            }
+        }
+    }
+
+    fn init_model(
+        parent: Self::Init,
+        _index: &DynamicIndex,
+        _sender: FactoryComponentSender<Self>,
+    ) -> Self {
+        Self {
+            category: parent,
+        }
+    }
+
+    fn output_to_parent_msg(output: Self::Output) -> Option<AppMsg> {
+        Some(match output {
+            PkgCategoryMsg::Open(x) => AppMsg::OpenCategoryPage(x),
+        })
+    }
+
+}
diff --git a/src/ui/categorypage.rs b/src/ui/categorypage.rs
new file mode 100644
index 0000000..af9099f
--- /dev/null
+++ b/src/ui/categorypage.rs
@@ -0,0 +1,204 @@
+use super::{window::*, categories::PkgCategory, categorytile::CategoryTile};
+use adw::prelude::*;
+use relm4::{factory::*, *};
+
+#[tracker::track]
+#[derive(Debug)]
+pub struct CategoryPageModel {
+    category: PkgCategory,
+    #[tracker::no_eq]
+    recommendedapps: FactoryVecDeque<CategoryTile>,
+    #[tracker::no_eq]
+    apps: FactoryVecDeque<CategoryTile>,
+    busy: bool,
+}
+
+#[derive(Debug)]
+pub enum CategoryPageMsg {
+    Close,
+    OpenPkg(String),
+    Open(PkgCategory, Vec<CategoryTile>, Vec<CategoryTile>),
+    Loading(PkgCategory),
+    UpdateInstalled(Vec<String>, Vec<String>)
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for CategoryPageModel {
+    type InitParams = ();
+    type Input = CategoryPageMsg;
+    type Output = AppMsg;
+    type Widgets = CategoryPageWidgets;
+
+    view! {
+        gtk::Box {
+            set_orientation: gtk::Orientation::Vertical,
+            adw::HeaderBar {
+                pack_start = &gtk::Button {
+                    add_css_class: "flat",
+                    gtk::Image {
+                        set_icon_name: Some("go-previous-symbolic"),
+                    },
+                    connect_clicked[sender] => move |_| {
+                        sender.input(CategoryPageMsg::Close)
+                    },
+                },
+                #[wrap(Some)]
+                set_title_widget = &gtk::Label {
+                    #[watch]
+                    set_label: &model.category.to_string(),
+                },
+            },
+            gtk::ScrolledWindow {
+                set_vexpand: true,
+                set_hexpand: true,
+                set_hscrollbar_policy: gtk::PolicyType::Never,
+                set_vscrollbar_policy: gtk::PolicyType::Automatic,
+                #[track(model.changed(CategoryPageModel::category()))]
+                set_vadjustment: gtk::Adjustment::NONE,
+                adw::Clamp {
+                    set_maximum_size: 1000,
+                    set_tightening_threshold: 750,
+                    if model.busy {
+                        gtk::Spinner {
+                            set_halign: gtk::Align::Center,
+                            set_valign: gtk::Align::Center,
+                            set_spinning: true,
+                            set_height_request: 32,
+                        }
+                    } else {
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Vertical,
+                            set_valign: gtk::Align::Start,
+                            set_margin_all: 15,
+                            set_spacing: 15,
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "title-4",
+                                set_label: "Recommended",
+                            },
+                            #[local_ref]
+                            recbox -> gtk::FlowBox {
+                                set_halign: gtk::Align::Fill,
+                                set_hexpand: true,
+                                set_valign: gtk::Align::Center,
+                                set_orientation: gtk::Orientation::Horizontal,
+                                set_selection_mode: gtk::SelectionMode::None,
+                                set_homogeneous: true,
+                                set_max_children_per_line: 3,
+                                set_min_children_per_line: 1,
+                                set_column_spacing: 14,
+                                set_row_spacing: 14,
+                            },
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "title-4",
+                                set_label: "Other",
+                            },
+                            #[local_ref]
+                            allbox -> gtk::FlowBox {
+                                set_halign: gtk::Align::Fill,
+                                set_hexpand: true,
+                                set_valign: gtk::Align::Center,
+                                set_orientation: gtk::Orientation::Horizontal,
+                                set_selection_mode: gtk::SelectionMode::None,
+                                set_homogeneous: true,
+                                set_max_children_per_line: 3,
+                                set_min_children_per_line: 1,
+                                set_column_spacing: 14,
+                                set_row_spacing: 14,
+                            }
+                        }    
+                    }                    
+                }
+            }
+        }
+    }
+
+    fn init(
+        (): Self::InitParams,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let model = CategoryPageModel {
+            category: PkgCategory::Audio,
+            recommendedapps: FactoryVecDeque::new(gtk::FlowBox::new(), &sender.input),
+            apps: FactoryVecDeque::new(gtk::FlowBox::new(), &sender.input),
+            busy: true,
+            tracker: 0
+        };
+
+        let recbox = model.recommendedapps.widget();
+        let allbox = model.apps.widget();
+
+        let widgets = view_output!();
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        self.reset();
+        match msg {
+            CategoryPageMsg::Close => {
+                let mut recapps_guard = self.recommendedapps.guard();
+                let mut apps_guard = self.apps.guard();
+                recapps_guard.clear();
+                apps_guard.clear();
+                sender.output(AppMsg::FrontFrontPage)
+            }
+            CategoryPageMsg::OpenPkg(pkg) => {
+                sender.output(AppMsg::OpenPkg(pkg))
+            }
+            CategoryPageMsg::Open(category, catrec, catall) => {
+                println!("CategoryPageMsg::Open");
+                self.set_category(category);
+                let mut recapps_guard = self.recommendedapps.guard();
+                recapps_guard.clear();
+                for app in catrec {
+                    recapps_guard.push_back(app);
+                }
+                let mut apps_guard = self.apps.guard();
+                apps_guard.clear();
+                for app in catall {
+                    apps_guard.push_back(app);
+                }
+                self.busy = false;
+            }
+            CategoryPageMsg::Loading(category) => {
+                println!("CATEGORY PAGE LOADING {}", category);
+                self.set_category(category);
+                self.busy = true;
+            }
+            CategoryPageMsg::UpdateInstalled(installeduserpkgs, installedsystempkgs) => {
+                let mut recapps_guard = self.recommendedapps.guard();
+                for i in 0..recapps_guard.len() {
+                    let app = recapps_guard.get_mut(i).unwrap();
+                    if installeduserpkgs.contains(&app.pname) {
+                        app.installeduser = true;
+                    } else {
+                        app.installeduser = false;
+                    }
+                    if installedsystempkgs.contains(&app.pkg) {
+                        app.installedsystem = true;
+                    } else {
+                        app.installedsystem = false;
+                    }
+                }
+                let mut apps_guard = self.apps.guard();
+                for i in 0..apps_guard.len() {
+                    let app = apps_guard.get_mut(i).unwrap();
+                    if installeduserpkgs.contains(&app.pname) {
+                        app.installeduser = true;
+                    } else {
+                        app.installeduser = false;
+                    }
+                    if installedsystempkgs.contains(&app.pkg) {
+                        app.installedsystem = true;
+                    } else {
+                        app.installedsystem = false;
+                    }
+                }
+            }
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/src/ui/categorytile.rs b/src/ui/categorytile.rs
new file mode 100644
index 0000000..0a26109
--- /dev/null
+++ b/src/ui/categorytile.rs
@@ -0,0 +1,185 @@
+use std::path::Path;
+
+use crate::APPINFO;
+
+use super::categorypage::CategoryPageMsg;
+use relm4::adw::prelude::*;
+use relm4::gtk::pango;
+use relm4::{factory::*, *};
+
+#[derive(Default, Debug, PartialEq, Clone)]
+pub struct CategoryTile {
+    pub name: String,
+    pub pkg: String,
+    pub pname: String,
+    pub summary: Option<String>,
+    pub icon: Option<String>,
+    pub installeduser: bool,
+    pub installedsystem: bool,
+}
+
+#[derive(Debug)]
+pub enum CategoryTileMsg {
+    Open(String),
+}
+
+#[relm4::factory(pub)]
+impl FactoryComponent for CategoryTile {
+    type CommandOutput = ();
+    type Init = CategoryTile;
+    type Input = ();
+    type Output = CategoryTileMsg;
+    type Widgets = CategoryTileWidgets;
+    type ParentWidget = gtk::FlowBox;
+    type ParentMsg = CategoryPageMsg;
+
+    view! {
+        gtk::FlowBoxChild {
+            set_width_request: 270,
+            gtk::Overlay {
+                add_overlay = &gtk::Box {
+                    set_orientation: gtk::Orientation::Horizontal,
+                    set_valign: gtk::Align::Start,
+                    set_halign: gtk::Align::End,
+                    gtk::Image {
+                        add_css_class: "accent",
+                        set_valign: gtk::Align::Start,
+                        set_halign: gtk::Align::End,
+                        set_pixel_size: 16,
+                        set_margin_top: 8,
+                        set_margin_end: 8,
+                        set_icon_name: Some("emblem-default-symbolic"),
+                        #[watch]
+                        set_visible: self.installeduser,
+                    },
+                    gtk::Image {
+                        add_css_class: "success",
+                        set_valign: gtk::Align::Start,
+                        set_halign: gtk::Align::End,
+                        set_pixel_size: 16,
+                        set_margin_top: 8,
+                        set_margin_end: 8,
+                        set_icon_name: Some("emblem-default-symbolic"),
+                        #[watch]
+                        set_visible: self.installedsystem,
+                    }
+                },
+                gtk::Button {
+                    add_css_class: "card",
+                    connect_clicked[sender, pkg = self.pkg.clone()] => move |_| {
+                        println!("CLICKED");
+                        sender.output(CategoryTileMsg::Open(pkg.to_string()))
+                    },
+                    set_can_focus: false,
+                    gtk::Box {
+                        set_margin_start: 15,
+                        set_margin_end: 15,
+                        set_margin_top: 10,
+                        set_margin_bottom: 10,
+                        set_spacing: 20,
+                        append = if self.icon.is_some() {
+                            gtk::Image {
+                                add_css_class: "icon-dropshadow",
+                                set_halign: gtk::Align::Start,
+                                set_from_file: {
+                                    if let Some(i) = &self.icon {
+                                        let iconpath = format!("{}/icons/nixos/128x128/{}", APPINFO, i);
+                                        let iconpath64 = format!("{}/icons/nixos/64x64/{}", APPINFO, i);
+                                        if Path::new(&iconpath).is_file() {
+                                            Some(iconpath)
+                                        } else if Path::new(&iconpath64).is_file() {
+                                            Some(iconpath64)
+                                        } else {
+                                            None
+                                        }
+                                    } else {
+                                        None
+                                    }
+                                },
+                                set_pixel_size: 64,
+                            }
+                        } else {
+                            gtk::Image {
+                                add_css_class: "icon-dropshadow",
+                                set_halign: gtk::Align::Start,
+                                set_icon_name: Some("package-x-generic"),
+                                set_pixel_size: 64,
+                            }
+                        },
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Vertical,
+                            set_halign: gtk::Align::Fill,
+                            set_valign: gtk::Align::Center,
+                            set_hexpand: true,
+                            set_spacing: 3,
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "heading",
+                                set_label: &self.name,
+                                set_ellipsize: pango::EllipsizeMode::End,
+                                set_lines: 1,
+                                set_wrap: true,
+                                set_max_width_chars: 0,
+                            },
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "dim-label",
+                                add_css_class: "caption",
+                                set_label: &self.pkg,
+                                set_ellipsize: pango::EllipsizeMode::End,
+                                set_lines: 1,
+                                set_wrap: true,
+                                set_max_width_chars: 0,
+                            },
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                // add_css_class: "dim-label",
+                                #[watch]
+                                set_visible: self.summary.is_some(),
+                                set_label: &(if let Some(s) = &self.summary { s.to_string() } else { String::default() }),
+                                set_ellipsize: pango::EllipsizeMode::End,
+                                set_lines: 2,
+                                set_wrap: true,
+                                set_max_width_chars: 0,
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    fn init_model(
+        parent: Self::Init,
+        _index: &DynamicIndex,
+        _sender: FactoryComponentSender<Self>,
+    ) -> Self {
+        let mut sum = parent.summary;
+        sum = sum.map(|mut s| {
+            s.trim().to_string();
+            while s.contains('\n') {
+                s = s.replace('\n', " ");
+            }
+            while s.contains("  ") {
+                s = s.replace("  ", " ");
+            }
+            s
+        });
+
+        Self {
+            name: parent.name,
+            pkg: parent.pkg,
+            pname: parent.pname,
+            summary: sum,
+            icon: parent.icon,
+            installeduser: parent.installeduser,
+            installedsystem: parent.installedsystem,
+        }
+    }
+
+    fn output_to_parent_msg(output: Self::Output) -> Option<CategoryPageMsg> {
+        Some(match output {
+            CategoryTileMsg::Open(x) => CategoryPageMsg::OpenPkg(x),
+        })
+    }
+}
diff --git a/src/ui/installdialog.rs b/src/ui/installdialog.rs
new file mode 100644
index 0000000..dcca218
--- /dev/null
+++ b/src/ui/installdialog.rs
@@ -0,0 +1 @@
+// TODO add a dialog where user can view `nix-env` and `nixos-rebuild` output
\ No newline at end of file
diff --git a/src/ui/installedpage.rs b/src/ui/installedpage.rs
new file mode 100644
index 0000000..22a9489
--- /dev/null
+++ b/src/ui/installedpage.rs
@@ -0,0 +1,378 @@
+use std::path::Path;
+use crate::APPINFO;
+
+use super::{window::*, pkgpage::{InstallType, WorkPkg, PkgAction, NotifyPage}};
+use adw::prelude::*;
+use relm4::{factory::*, *, gtk::pango};
+
+#[tracker::track]
+#[derive(Debug)]
+pub struct InstalledPageModel {
+    #[tracker::no_eq]
+    installeduserlist: FactoryVecDeque<InstalledItemModel>,
+    #[tracker::no_eq]
+    installedsystemlist: FactoryVecDeque<InstalledItemModel>,
+    updatetracker: u8,
+}
+
+#[derive(Debug)]
+pub enum InstalledPageMsg {
+    Update(Vec<InstalledItem>, Vec<InstalledItem>),
+    OpenRow(usize, InstallType),
+    Remove(InstalledItem),
+    UnsetBusy(WorkPkg),
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for InstalledPageModel {
+    type InitParams = ();
+    type Input = InstalledPageMsg;
+    type Output = AppMsg;
+    type Widgets = InstalledPageWidgets;
+
+    view! {
+        gtk::ScrolledWindow {
+            set_hscrollbar_policy: gtk::PolicyType::Never,
+            #[track(model.changed(InstalledPageModel::updatetracker()))]
+            set_vadjustment: gtk::Adjustment::NONE,
+            adw::Clamp {
+                gtk::Box {
+                    set_orientation: gtk::Orientation::Vertical,
+                    set_valign: gtk::Align::Start,
+                    set_margin_all: 15,
+                    set_spacing: 15,
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        add_css_class: "title-4",
+                        set_label: "User (nix-env)",
+                    },
+                    #[local_ref]
+                    installeduserlist -> gtk::ListBox {
+                        set_valign: gtk::Align::Start,
+                        add_css_class: "boxed-list",
+                        set_selection_mode: gtk::SelectionMode::None,
+                        connect_row_activated[sender] => move |listbox, row| {
+                            if let Some(i) = listbox.index_of_child(row) {
+                                sender.input(InstalledPageMsg::OpenRow(i as usize, InstallType::User))
+                            }
+                            // sender.input(InstalledPageMsg::OpenRow(row.clone(), InstallType::User));
+                        }
+                    },
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        add_css_class: "title-4",
+                        set_label: "System (configuration.nix)",
+                    },
+                    #[local_ref]
+                    installedsystemlist -> gtk::ListBox {
+                        set_valign: gtk::Align::Start,
+                        add_css_class: "boxed-list",
+                        set_selection_mode: gtk::SelectionMode::None,
+                        connect_row_activated[sender] => move |listbox, row| {
+                            if let Some(i) = listbox.index_of_child(row) {
+                                sender.input(InstalledPageMsg::OpenRow(i as usize, InstallType::System))
+                            }
+                            // sender.input(InstalledPageMsg::OpenRow(row.clone(), InstallType::System));
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    fn init(
+        (): Self::InitParams,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let model = InstalledPageModel {
+            installeduserlist: FactoryVecDeque::new(gtk::ListBox::new(), &sender.input),
+            installedsystemlist: FactoryVecDeque::new(gtk::ListBox::new(), &sender.input),
+            updatetracker: 0,
+            tracker: 0
+        };
+
+        let installeduserlist = model.installeduserlist.widget();
+        let installedsystemlist = model.installedsystemlist.widget();
+
+        let widgets = view_output!();
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        self.reset();
+        match msg {
+            InstalledPageMsg::Update(installeduserlist, installedsystemlist) => {
+                self.update_updatetracker(|_| ());
+                let mut installeduserlist_guard = self.installeduserlist.guard();
+                installeduserlist_guard.clear();
+                for installeduser in installeduserlist {
+                    installeduserlist_guard.push_back(installeduser);
+                }
+                let mut installedsystemlist_guard = self.installedsystemlist.guard();
+                installedsystemlist_guard.clear();
+                for installedsystem in installedsystemlist {
+                    installedsystemlist_guard.push_back(installedsystem);
+                }
+            }
+            InstalledPageMsg::OpenRow(row, pkgtype) => {
+                match pkgtype {
+                    InstallType::User => {
+                        let installeduserlist_guard = self.installeduserlist.guard();
+                        if let Some(item) = installeduserlist_guard.get(row) {
+                            if let Some(pkg) = &item.item.pkg {
+                                sender.output(AppMsg::OpenPkg(pkg.to_string()));
+                            }
+                        }
+                        // for (i, child) in installeduserlist_guard.widget().iter_children().enumerate() {
+                        //     if child == row {
+                        //         if let Some(item) = installeduserlist_guard.get(i) {
+                        //             if let Some(pkg) = &item.item.pkg {
+                        //                 sender.output(AppMsg::OpenPkg(pkg.to_string()));
+                        //             }
+                        //         }
+                        //     }
+                        // }
+                    }
+                    InstallType::System => {
+                        let installedsystemlist_guard = self.installedsystemlist.guard();
+                        if let Some(item) = installedsystemlist_guard.get(row) {
+                            if let Some(pkg) = &item.item.pkg {
+                                sender.output(AppMsg::OpenPkg(pkg.to_string()));
+                            }
+                        }
+                        // for (i, child) in installedsystemlist_guard.widget().iter_children().enumerate() {
+                        //     if child == row {
+                        //         if let Some(item) = installedsystemlist_guard.get(i) {
+                        //             if let Some(pkg) = &item.item.pkg {
+                        //                 sender.output(AppMsg::OpenPkg(pkg.to_string()));
+                        //             }
+                        //         }
+                        //     }
+                        // }
+                    }
+                }
+            }
+            InstalledPageMsg::Remove(item) => {
+                let work = WorkPkg {
+                    pkg: item.pkg.unwrap_or_default(),
+                    pname: item.pname,
+                    pkgtype: item.pkgtype,
+                    action: PkgAction::Remove,
+                    block: false,
+                    notify: Some(NotifyPage::Installed)
+                };
+                sender.output(AppMsg::AddInstalledToWorkQueue(work))
+            }
+            InstalledPageMsg::UnsetBusy(work) => {
+                match work.pkgtype {
+                    InstallType::User => {
+                        let mut installeduserlist_guard = self.installeduserlist.guard();
+                        for i in 0..installeduserlist_guard.len() {
+                            if let Some(item) = installeduserlist_guard.get_mut(i) {
+                                if item.item.pname == work.pname && item.item.pkgtype == work.pkgtype {
+                                    item.item.busy = false;
+                                }
+                            }
+                        }
+                    }
+                    InstallType::System => {
+                        let mut installedsystemlist_guard = self.installedsystemlist.guard();
+                        for i in 0..installedsystemlist_guard.len() {
+                            if let Some(item) = installedsystemlist_guard.get_mut(i) {
+                                if item.item.pkg == Some(work.pkg.clone()) && item.item.pkgtype == work.pkgtype {
+                                    item.item.busy = false;
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
+
+
+
+
+#[derive(Debug, PartialEq, Clone)]
+pub struct InstalledItem {
+    pub name: String,
+    pub pkg: Option<String>,
+    pub pname: String,
+    pub summary: Option<String>,
+    pub icon: Option<String>,
+    pub pkgtype: InstallType,
+    pub busy: bool,
+}
+
+#[derive(Debug, PartialEq)]
+pub struct InstalledItemModel {
+    pub item: InstalledItem,
+}
+
+#[derive(Debug)]
+pub enum InstalledItemMsg {
+    Delete(InstalledItem),
+}
+
+#[derive(Debug)]
+pub enum InstalledItemInputMsg {
+    Busy(bool),
+}
+
+#[relm4::factory(pub)]
+impl FactoryComponent for InstalledItemModel {
+    type CommandOutput = ();
+    type Init = InstalledItem;
+    type Input = InstalledItemInputMsg;
+    type Output = InstalledItemMsg;
+    type Widgets = InstalledItemWidgets;
+    type ParentWidget = adw::gtk::ListBox;
+    type ParentMsg = InstalledPageMsg;
+
+    view! {
+        adw::PreferencesRow {
+            set_activatable: self.item.pkg.is_some(),
+            set_can_focus: false,
+            #[wrap(Some)]
+            set_child = &gtk::Box {
+                set_orientation: gtk::Orientation::Horizontal,
+                set_hexpand: true,
+                set_spacing: 10,
+                set_margin_all: 10,
+                adw::Bin {
+                    set_valign: gtk::Align::Center,
+                    #[wrap(Some)]
+                    set_child = if self.item.icon.is_some() {
+                        gtk::Image {
+                            add_css_class: "icon-dropshadow",
+                            set_halign: gtk::Align::Start,
+                            set_from_file: {
+                                if let Some(i) = &self.item.icon {
+                                    let iconpath = format!("{}/icons/nixos/128x128/{}", APPINFO, i);
+                                    let iconpath64 = format!("{}/icons/nixos/64x64/{}", APPINFO, i);
+                                    if Path::new(&iconpath).is_file() {
+                                        Some(iconpath)
+                                    } else if Path::new(&iconpath64).is_file() {
+                                        Some(iconpath64)
+                                    } else {
+                                        None
+                                    }
+                                } else {
+                                    None
+                                }
+                            },
+                            set_pixel_size: 64,
+                        }
+                    } else {
+                        gtk::Image {
+                            add_css_class: "icon-dropshadow",
+                            set_halign: gtk::Align::Start,
+                            set_icon_name: Some("package-x-generic"),
+                            set_pixel_size: 64,
+                        }
+                    }
+                },
+                gtk::Box {
+                    set_orientation: gtk::Orientation::Vertical,
+                    set_halign: gtk::Align::Fill,
+                    set_valign: gtk::Align::Center,
+                    set_hexpand: true,
+                    set_spacing: 2,
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        set_label: self.item.name.as_str(),
+                        set_ellipsize: pango::EllipsizeMode::End,
+                        set_lines: 1,
+                        set_wrap: true,
+                        set_max_width_chars: 0,
+                    },
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        add_css_class: "dim-label",
+                        add_css_class: "caption",
+                        set_label: if let Some(p) = &self.item.pkg { p } else { &self.item.pname },
+                        set_ellipsize: pango::EllipsizeMode::End,
+                        set_lines: 1,
+                        set_wrap: true,
+                        set_max_width_chars: 0,
+                    },
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        set_label: self.item.summary.as_deref().unwrap_or(""),
+                        set_visible: self.item.summary.is_some(),
+                        set_ellipsize: pango::EllipsizeMode::End,
+                        set_lines: 1,
+                        set_wrap: true,
+                        set_max_width_chars: 0,
+                    },
+                },
+                if self.item.busy {
+                    gtk::Spinner {
+                        set_spinning: true,
+                    }
+                } else {
+                    gtk::Button {
+                        add_css_class: "destructive-action",
+                        set_valign: gtk::Align::Center,
+                        set_halign: gtk::Align::End,
+                        set_icon_name: "user-trash-symbolic",
+                        set_can_focus: false,
+                        connect_clicked[sender, item = self.item.clone()] => move |_| {
+                            sender.input(InstalledItemInputMsg::Busy(true));
+                            sender.output(InstalledItemMsg::Delete(item.clone()))
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    fn init_model(
+        parent: Self::Init,
+        _index: &DynamicIndex,
+        _sender: FactoryComponentSender<Self>,
+    ) -> Self {
+        let sum = if let Some(s) = parent.summary {
+            let mut sum = s.trim().to_string();
+            while sum.contains('\n') {
+                sum = sum.replace('\n', " ");
+            }
+            while sum.contains("  ") {
+                sum = sum.replace("  ", " ");
+            }
+            Some(sum)
+        } else {
+            None
+        };
+
+        let item = InstalledItem {
+            name: parent.name,
+            pkg: parent.pkg,
+            pname: parent.pname,
+            summary: sum,
+            icon: parent.icon,
+            pkgtype: parent.pkgtype,
+            busy: parent.busy,
+        };
+
+        Self {
+            item,
+        }
+    }
+
+    fn output_to_parent_msg(output: Self::Output) -> Option<InstalledPageMsg> {
+        Some(match output {
+            InstalledItemMsg::Delete(item) => InstalledPageMsg::Remove(item),
+        })
+    }
+
+    fn update(&mut self, msg: Self::Input, _sender: FactoryComponentSender<Self>) {
+        match msg {
+            InstalledItemInputMsg::Busy(b) => self.item.busy = b,
+        }
+    }
+
+}
diff --git a/src/ui/installworker.rs b/src/ui/installworker.rs
new file mode 100644
index 0000000..6398454
--- /dev/null
+++ b/src/ui/installworker.rs
@@ -0,0 +1,346 @@
+use crate::parse::config::NscConfig;
+
+use super::pkgpage::{InstallType, PkgAction, PkgMsg, WorkPkg};
+use relm4::*;
+use std::error::Error;
+use std::path::Path;
+use std::process::Stdio;
+use std::{fs, io};
+use tokio::io::{AsyncBufReadExt, AsyncWriteExt};
+
+#[tracker::track]
+#[derive(Debug)]
+pub struct InstallAsyncHandler {
+    #[tracker::no_eq]
+    process: Option<JoinHandle<()>>,
+    work: Option<WorkPkg>,
+    systemconfig: String,
+    flakeargs: Option<String>,
+    pid: Option<u32>,
+}
+
+#[derive(Debug)]
+pub enum InstallAsyncHandlerMsg {
+    SetConfig(NscConfig),
+    Process(WorkPkg),
+    CancelProcess,
+    SetPid(Option<u32>),
+}
+
+impl Worker for InstallAsyncHandler {
+    type InitParams = ();
+    type Input = InstallAsyncHandlerMsg;
+    type Output = PkgMsg;
+
+    fn init(_params: Self::InitParams, _sender: relm4::ComponentSender<Self>) -> Self {
+        Self {
+            process: None,
+            work: None,
+            systemconfig: String::new(),
+            flakeargs: None,
+            pid: None,
+            tracker: 0,
+        }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        self.reset();
+        match msg {
+            InstallAsyncHandlerMsg::SetConfig(config) => {
+                self.systemconfig = config.systemconfig;
+                self.flakeargs = config.flake;
+            }
+            InstallAsyncHandlerMsg::Process(work) => {
+                if work.block {
+                    return;
+                }
+                let systemconfig = self.systemconfig.clone();
+                let rebuildargs = self.flakeargs.clone();
+                match work.pkgtype {
+                    InstallType::User => {
+                        match work.action {
+                            PkgAction::Install => {
+                                println!("Installing user package: {}", work.pkg);
+                                self.process = Some(relm4::spawn(async move {
+                                    let mut p = tokio::process::Command::new("nix-env")
+                                        .arg("-iA")
+                                        .arg(format!("nixos.{}", work.pkg))
+                                        .kill_on_drop(true)
+                                        .stdout(Stdio::piped())
+                                        .stderr(Stdio::piped())
+                                        .spawn()
+                                        .expect("Failed to run nix-env");
+
+                                    let stderr = p.stderr.take().unwrap();
+                                    let reader = tokio::io::BufReader::new(stderr);
+
+                                    let mut lines = reader.lines();
+                                    while let Ok(Some(line)) = lines.next_line().await {
+                                        println!("CAUGHT LINE: {}", line);
+                                    }
+
+                                    match p.wait().await {
+                                        Ok(o) => {
+                                            if o.success() {
+                                                println!(
+                                                    "Removed user package: {} success",
+                                                    work.pkg
+                                                );
+                                                // println!("{}", String::from_utf8_lossy(&pstdout));
+                                                sender.output(PkgMsg::FinishedProcess(work))
+                                            } else {
+                                                println!(
+                                                    "Removed user package: {} failed",
+                                                    work.pkg
+                                                );
+                                                // println!("{}", String::from_utf8_lossy(&p.stderr));
+                                                sender.output(PkgMsg::FailedProcess(work));
+                                            }
+                                        }
+                                        Err(e) => {
+                                            println!("Error removing user package: {}", e);
+                                            sender.output(PkgMsg::FailedProcess(work));
+                                        }
+                                    }
+                                }));
+                            }
+                            PkgAction::Remove => {
+                                println!("Removing user package: {}", work.pkg);
+                                self.process = Some(relm4::spawn(async move {
+                                    let mut p = tokio::process::Command::new("nix-env")
+                                        .arg("-e")
+                                        .arg(&work.pname)
+                                        .kill_on_drop(true)
+                                        .stdout(Stdio::piped())
+                                        .stderr(Stdio::piped())
+                                        .spawn()
+                                        .expect("Failed to run nix-env");
+                                    let stderr = p.stderr.take().unwrap();
+                                    let reader = tokio::io::BufReader::new(stderr);
+
+                                    let mut lines = reader.lines();
+                                    while let Ok(Some(line)) = lines.next_line().await {
+                                        println!("CAUGHT LINE: {}", line);
+                                    }
+                                    match p.wait().await {
+                                        Ok(o) => {
+                                            if o.success() {
+                                                println!(
+                                                    "Removed user package: {} success",
+                                                    work.pkg
+                                                );
+                                                // println!("{}", String::from_utf8_lossy(&pstdout));
+                                                sender.output(PkgMsg::FinishedProcess(work))
+                                            } else {
+                                                println!(
+                                                    "Removed user package: {} failed",
+                                                    work.pkg
+                                                );
+                                                // println!("{}", String::from_utf8_lossy(&p.stderr));
+                                                sender.output(PkgMsg::FailedProcess(work));
+                                            }
+                                        }
+                                        Err(e) => {
+                                            println!("Error removing user package: {}", e);
+                                            sender.output(PkgMsg::FailedProcess(work));
+                                        }
+                                    }
+                                }));
+                            }
+                        }
+                    }
+                    InstallType::System => match work.action {
+                        PkgAction::Install => {
+                            println!("Installing system package: {}", work.pkg);
+                            self.process = Some(relm4::spawn(async move {
+                                match installsys(
+                                    work.pkg.to_string(),
+                                    work.action.clone(),
+                                    systemconfig,
+                                    rebuildargs,
+                                    sender.clone(),
+                                )
+                                .await
+                                {
+                                    Ok(b) => {
+                                        if b {
+                                            sender.output(PkgMsg::FinishedProcess(work))
+                                        } else {
+                                            sender.output(PkgMsg::FailedProcess(work))
+                                        }
+                                    }
+                                    Err(e) => {
+                                        sender.output(PkgMsg::FailedProcess(work));
+                                        println!("Error installing system package: {}", e);
+                                    }
+                                }
+                            }));
+                        }
+                        PkgAction::Remove => {
+                            println!("Removing system package: {}", work.pkg);
+                            self.process = Some(relm4::spawn(async move {
+                                match installsys(
+                                    work.pkg.to_string(),
+                                    work.action.clone(),
+                                    systemconfig,
+                                    rebuildargs,
+                                    sender.clone(),
+                                )
+                                .await
+                                {
+                                    Ok(b) => {
+                                        if b {
+                                            sender.output(PkgMsg::FinishedProcess(work))
+                                        } else {
+                                            sender.output(PkgMsg::FailedProcess(work))
+                                        }
+                                    }
+                                    Err(e) => {
+                                        sender.output(PkgMsg::FailedProcess(work));
+                                        println!("Error removing system package: {}", e);
+                                    }
+                                }
+                            }));
+                        }
+                    },
+                }
+            }
+            InstallAsyncHandlerMsg::CancelProcess => {
+                println!("CANCELING PROCESS");
+                // if let Some(p) = self.pid {
+                //     println!("Killing process: {}", p);
+                //     Command::new("pkexec")
+                //         .arg("kill")
+                //         .arg("-INT")
+                //         .arg(p.to_string())
+                //         .spawn()
+                //         .expect("Failed to kill process");
+                // }
+                if let Some(p) = &mut self.process {
+                    p.abort()
+                }
+                self.process = None;
+                self.pid = None;
+                sender.output(PkgMsg::CancelFinished);
+            }
+            InstallAsyncHandlerMsg::SetPid(p) => self.pid = p,
+        }
+    }
+}
+
+async fn installsys(
+    pkg: String,
+    action: PkgAction,
+    systemconfig: String,
+    flakeargs: Option<String>,
+    _sender: ComponentSender<InstallAsyncHandler>,
+) -> Result<bool, Box<dyn Error>> {
+    let mut p = pkg;
+    let f = fs::read_to_string(&systemconfig)?;
+    if let Ok(s) = nix_editor::read::getwithvalue(&f, "environment.systemPackages") {
+        if !s.contains(&"pkgs".to_string()) {
+            p = format!("pkgs.{}", p);
+        }
+    } else {
+        return Err(Box::new(io::Error::new(
+            io::ErrorKind::InvalidData,
+            "Failed to write configuration.nix",
+        )));
+    }
+
+    let out = match action {
+        PkgAction::Install => {
+            match nix_editor::write::addtoarr(&f, "environment.systemPackages", vec![p]) {
+                Ok(x) => x,
+                Err(_) => {
+                    return Err(Box::new(io::Error::new(
+                        io::ErrorKind::InvalidData,
+                        "Failed to write configuration.nix",
+                    )))
+                }
+            }
+        }
+        PkgAction::Remove => {
+            match nix_editor::write::rmarr(&f, "environment.systemPackages", vec![p]) {
+                Ok(x) => x,
+                Err(_) => {
+                    return Err(Box::new(io::Error::new(
+                        io::ErrorKind::InvalidData,
+                        "Failed to write configuration.nix",
+                    )))
+                }
+            }
+        }
+    };
+
+    let exe = match std::env::current_exe() {
+        Ok(mut e) => {
+            e.pop(); // root/bin
+                     // e.pop(); // root/
+                     // e.push("libexec"); // root/libexec
+            e.push("nsc-helper");
+            let x = e.to_string_lossy().to_string();
+            println!("CURRENT PATH {}", x);
+            if Path::new(&x).is_file() {
+                x
+            } else {
+                String::from("nsc-helper")
+            }
+        }
+        Err(_) => String::from("nsc-helper"),
+    };
+
+    println!("EXECUTING {}", exe);
+
+    // let rebuildargs = match flakeargs {
+    //     Some(x) => format!("--flake {}", x),//.split(' ').map(|x| x.to_string()).collect::<Vec<String>>(),
+    //     None => String::default(),
+    // };
+
+    let rebuildargs = if let Some(x) = flakeargs {
+        let mut v = vec![String::from("--flake")];
+        for arg in x.split(' ') {
+            if !arg.is_empty() {
+                v.push(String::from(arg));
+            }
+        }
+        v
+    } else {
+        vec![]
+    };
+    println!("Rebuild args: {:?}", rebuildargs);
+
+    let mut cmd = tokio::process::Command::new("pkexec")
+        .arg(&exe)
+        .arg("config")
+        .arg("--output")
+        .arg(&systemconfig)
+        .arg("--")
+        .arg("switch")
+        .args(&rebuildargs)
+        .stderr(Stdio::piped())
+        .stdin(Stdio::piped())
+        .spawn()?;
+        
+    // sender.input(InstallAsyncHandlerMsg::SetPid(cmd.id()));
+
+    cmd.stdin.take().unwrap().write_all(out.as_bytes()).await?;
+    println!("SENT INPUT");
+    let stderr = cmd.stderr.take().unwrap();
+    let reader = tokio::io::BufReader::new(stderr);
+
+    let mut lines = reader.lines();
+    while let Ok(Some(line)) = lines.next_line().await {
+        println!("CAUGHT LINE: {}", line);
+    }
+    println!("READER DONE");
+    if cmd.wait().await?.success() {
+        println!("SUCCESS");
+        // sender.input(InstallAsyncHandlerMsg::SetPid(None));
+        Ok(true)
+    } else {
+        println!("FAILURE");
+        // sender.input(InstallAsyncHandlerMsg::SetPid(None));
+        Ok(false)
+    }
+}
diff --git a/src/ui/mod.rs b/src/ui/mod.rs
new file mode 100644
index 0000000..4190d00
--- /dev/null
+++ b/src/ui/mod.rs
@@ -0,0 +1,16 @@
+pub mod window;
+pub mod windowloading;
+pub mod pkgtile;
+pub mod categories;
+pub mod pkgpage;
+pub mod screenshotfactory;
+pub mod installworker;
+pub mod searchpage;
+pub mod installedpage;
+pub mod updatepage;
+pub mod updatedialog;
+pub mod updateworker;
+pub mod about;
+pub mod preferencespage;
+pub mod categorypage;
+pub mod categorytile;
diff --git a/src/ui/pkgpage.rs b/src/ui/pkgpage.rs
new file mode 100644
index 0000000..4ae43aa
--- /dev/null
+++ b/src/ui/pkgpage.rs
@@ -0,0 +1,1472 @@
+use adw::gio;
+use adw::prelude::*;
+use html2pango;
+use image::{imageops::FilterType, ImageFormat};
+use relm4::actions::RelmAction;
+use relm4::actions::RelmActionGroup;
+use relm4::gtk::pango;
+use relm4::{factory::FactoryVecDeque, *};
+use sha256::digest;
+use std::collections::HashSet;
+use std::convert::identity;
+use std::process::Command;
+use std::{
+    env,
+    error::Error,
+    fmt::Write,
+    fs::{self, File},
+    io::BufReader,
+    path::Path,
+    time::Duration,
+};
+
+use crate::parse::config::NscConfig;
+use crate::parse::config::getconfig;
+use crate::parse::packages::PkgMaintainer;
+use crate::parse::packages::StrOrVec;
+use crate::ui::installworker::InstallAsyncHandlerMsg;
+
+use super::installworker::InstallAsyncHandler;
+use super::{screenshotfactory::ScreenshotItem, window::AppMsg};
+
+#[tracker::track]
+#[derive(Debug)]
+pub struct PkgModel {
+    config: NscConfig,
+    name: String,
+    pkg: String,
+    pname: String,
+    summary: Option<String>,
+    description: Option<String>,
+    icon: Option<String>,
+
+    homepage: Option<String>,
+    licenses: Vec<License>,
+    platforms: Vec<String>,
+    maintainers: Vec<PkgMaintainer>,
+    launchable: Option<Launch>,
+
+    #[tracker::no_eq]
+    screenshots: FactoryVecDeque<ScreenshotItem>,
+    #[tracker::no_eq]
+    installworker: WorkerController<InstallAsyncHandler>,
+    carpage: CarouselPage,
+    installtype: InstallType,
+    installeduserpkgs: HashSet<String>,
+    installedsystempkgs: HashSet<String>,
+
+    workqueue: HashSet<WorkPkg>,
+}
+
+#[derive(Debug, Hash, Eq, PartialEq, Clone)]
+pub struct WorkPkg {
+    pub pkg: String,
+    pub pname: String,
+    pub pkgtype: InstallType,
+    pub action: PkgAction,
+    pub block: bool,
+    pub notify: Option<NotifyPage>,
+}
+
+#[derive(Debug, Hash, Eq, PartialEq, Clone)]
+pub enum NotifyPage {
+    Installed,
+}
+
+#[derive(Debug, Hash, Eq, PartialEq, Clone)]
+pub enum PkgAction {
+    Install,
+    Remove
+}
+
+
+#[derive(Debug, PartialEq)]
+pub enum Launch {
+    GtkApp(String),
+    TerminalApp(String),
+}
+
+#[derive(Debug, PartialEq)]
+pub enum CarouselPage {
+    First,
+    Middle,
+    Last,
+    Single,
+}
+
+#[derive(Debug, Hash, Eq, PartialEq, Clone)]
+pub enum InstallType {
+    User,
+    System,
+}
+
+#[derive(Debug, PartialEq)]
+pub struct License {
+    pub free: Option<bool>,
+    pub fullname: String,
+    pub spdxid: Option<String>,
+    pub url: Option<String>,
+}
+
+#[derive(Debug)]
+pub struct PkgInitModel {
+    pub name: String,
+    pub pkg: String,
+    pub installeduserpkgs: HashSet<String>,
+    pub installedsystempkgs: HashSet<String>,
+    pub pname: String,
+    pub summary: Option<String>,
+    pub description: Option<String>,
+    pub icon: Option<String>,
+    pub screenshots: Vec<String>,
+    pub homepage: Option<StrOrVec>,
+    pub licenses: Vec<License>,
+    pub platforms: Vec<String>,
+    pub maintainers: Vec<PkgMaintainer>,
+    pub launchable: Option<String>,
+}
+
+#[derive(Debug)]
+pub enum PkgMsg {
+    UpdateConfig(NscConfig),
+    Open(Box<PkgInitModel>),
+    LoadScreenshot(String, usize, String),
+    SetError(String, usize),
+    SetCarouselPage(CarouselPage),
+    OpenHomepage,
+    Close,
+    InstallUser,
+    RemoveUser,
+    InstallSystem,
+    RemoveSystem,
+    Cancel,
+    CancelFinished,
+    // FinishedInstallUser(String, String),
+    // FailedInstallUser(String, String),
+    // FinishedRemoveUser(String, String),
+    // FailedRemoveUser(String, String),
+    FinishedProcess(WorkPkg),
+    FailedProcess(WorkPkg),
+    Launch,
+    SetInstallType(InstallType),
+    AddToQueue(WorkPkg),
+}
+
+#[derive(Debug)]
+pub enum PkgAsyncMsg {
+    LoadScreenshot(String, usize, String),
+    SetError(String, usize),
+}
+
+#[relm4::component(pub)]
+impl Component for PkgModel {
+    type Init = ();
+    type Input = PkgMsg;
+    type Output = AppMsg;
+    type Widgets = PkgWidgets;
+    type CommandOutput = PkgAsyncMsg;
+
+    view! {
+        #[root]
+        #[name(pkg_window)]
+        gtk::Box {
+            set_orientation: gtk::Orientation::Vertical,
+            adw::HeaderBar {
+                pack_start = &gtk::Button {
+                    add_css_class: "flat",
+                    gtk::Image {
+                        set_icon_name: Some("go-previous-symbolic"),
+                    },
+                    connect_clicked[sender] => move |_| {
+                        sender.input(PkgMsg::Close)
+                    },
+                },
+                #[wrap(Some)]
+                set_title_widget = &gtk::Label {
+                    #[watch]
+                    set_label: &model.name
+                },
+                pack_end = &gtk::MenuButton {
+                    #[watch]
+                    set_label: match model.installtype {
+                        InstallType::User => "User (nix-env)",
+                        InstallType::System => "System (configuration.nix)",
+                    },
+                    #[wrap(Some)]
+                    set_popover = &gtk::PopoverMenu::from_model(Some(&installtype)) {}
+                }
+            },
+            gtk::ScrolledWindow {
+                set_vexpand: true,
+                set_hexpand: true,
+                set_hscrollbar_policy: gtk::PolicyType::Never,
+                set_vscrollbar_policy: gtk::PolicyType::Automatic,
+                gtk::Box {
+                    set_orientation: gtk::Orientation::Vertical,
+                    adw::Clamp {
+                        set_maximum_size: 1000,
+                        set_halign: gtk::Align::Fill,
+                        set_valign: gtk::Align::Start,
+                        // Details box
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Horizontal,
+                            set_spacing: 10,
+                            set_margin_all: 15,
+                            append = if model.icon.is_some() {
+                                gtk::Image {
+                                    add_css_class: "icon-dropshadow",
+                                    set_halign: gtk::Align::Start,
+                                    #[watch]
+                                    set_from_file: model.icon.clone(),
+                                    set_pixel_size: 128,
+                                }
+                            } else {
+                                gtk::Image {
+                                    add_css_class: "icon-dropshadow",
+                                    set_halign: gtk::Align::Start,
+                                    set_icon_name: Some("package-x-generic"),
+                                    set_pixel_size: 128,
+                                }
+                            },
+                            gtk::Box {
+                                set_halign: gtk::Align::Fill,
+                                // Details
+                                gtk::Box {
+                                    set_halign: gtk::Align::Fill,
+                                    set_valign: gtk::Align::Center,
+                                    set_hexpand: true,
+                                    set_orientation: gtk::Orientation::Vertical,
+                                    set_spacing: 6,
+                                    gtk::Label {
+                                        add_css_class: "title-1",
+                                        set_halign: gtk::Align::Start,
+                                        #[watch]
+                                        set_label: &model.name,
+                                    },
+                                    gtk::Label {
+                                        add_css_class: "dim-label",
+                                        add_css_class: "heading",
+                                        set_halign: gtk::Align::Start,
+                                        #[watch]
+                                        set_label: &model.pkg,
+                                    },
+                                },
+                                // Install options
+                                adw::Bin {
+                                    set_width_request: 150,
+                                    set_halign: gtk::Align::End,
+                                    gtk::Box {
+                                        set_halign: gtk::Align::End,
+                                        set_spacing: 5,
+                                        match model.installtype {
+                                            InstallType::User => {
+                                                gtk::Box {
+                                                    if model.workqueue.iter().any(|x| x.pkg == model.pkg && x.pkgtype == InstallType::User) /*model.installinguserpkgs.contains(&model.pkg)*/ {
+                                                        gtk::Box {
+                                                            gtk::Spinner {
+                                                                set_halign: gtk::Align::End,
+                                                                #[watch]
+                                                                set_spinning: true, //model.installinguserpkgs.contains(&model.pkg),
+                                                                set_size_request: (32, 32),
+                                                                set_can_focus: false,
+                                                            },
+                                                            gtk::Button {
+                                                                set_halign: gtk::Align::End,
+                                                                set_valign: gtk::Align::Center,
+                                                                set_can_focus: false,
+                                                                set_width_request: 105,
+                                                                set_label: "Cancel",
+                                                                connect_clicked[sender] => move |_| {
+                                                                    sender.input(PkgMsg::Cancel)
+                                                                },
+                                                            }
+                                                        }                                                   
+                                                    } else if model.installeduserpkgs.contains(&model.pname) {
+                                                        gtk::Box {
+                                                            set_halign: gtk::Align::End,
+                                                            set_valign: gtk::Align::Center,
+                                                            set_spacing: 10,
+                                                            gtk::Button {
+                                                                #[watch]
+                                                                set_css_classes: if model.launchable.is_some() { &["suggested-action"] } else { &[] },
+                                                                set_halign: gtk::Align::End,
+                                                                set_valign: gtk::Align::Center,
+                                                                set_can_focus: false,
+                                                                set_width_request: 105,
+                                                                #[watch]
+                                                                set_label: if model.launchable.is_some() { "Open" } else { "Installed" },
+                                                                #[watch]
+                                                                set_sensitive: model.launchable.is_some(),
+                                                                connect_clicked[sender] => move |_| {
+                                                                    println!("SENT LAUNCH");
+                                                                    sender.input(PkgMsg::Launch)
+                                                                }
+                                                            },
+                                                            gtk::Button {
+                                                                set_halign: gtk::Align::End,
+                                                                add_css_class: "destructive-action",
+                                                                set_icon_name: "user-trash-symbolic",
+                                                                set_can_focus: false,
+                                                                connect_clicked[sender] => move |_| {
+                                                                    sender.input(PkgMsg::RemoveUser)
+                                                                }
+                                                            }
+                                                        }
+                                                    // } else if !model.installinguserpkgs.is_empty() {
+                                                    //     gtk::Box {
+                                                    //         gtk::Button {
+                                                    //             set_halign: gtk::Align::End,
+                                                    //             set_valign: gtk::Align::Center,
+                                                    //             set_can_focus: false,
+                                                    //             set_width_request: 105,
+                                                    //             set_label: "Busy",
+                                                    //             set_sensitive: false,
+                                                    //         }
+                                                    //     }
+                                                    } else {
+                                                        adw::SplitButton {
+                                                            add_css_class: "suggested-action",
+                                                            set_halign: gtk::Align::End,
+                                                            set_valign: gtk::Align::Center,
+                                                            set_can_focus: false,
+                                                            set_label: "Install",
+                                                            set_width_request: 105,
+                                                            connect_clicked[sender] => move |_| {
+                                                                sender.input(PkgMsg::InstallUser);
+                                                                println!("CLICKED INSTALL!!!");
+                                                            },
+                                                            // #[watch]
+                                                            // set_visible: !model.installeduserpkgs.contains(&model.pname) && !model.installinguserpkgs.contains(&model.pkg),
+                                                            #[wrap(Some)]
+                                                            set_popover = &gtk::PopoverMenu::from_model(Some(&runaction)) {}
+                                                        }
+                                                    }
+                                                }
+                                            }
+                                            InstallType::System => {
+                                                gtk::Box {
+                                                    if model.workqueue.iter().any(|x| x.pkg == model.pkg && x.pkgtype == InstallType::System) {
+                                                        gtk::Box {
+                                                            gtk::Spinner {
+                                                                set_halign: gtk::Align::End,
+                                                                #[watch]
+                                                                set_spinning: true, //model.installingsystempkgs.contains(&model.pkg),
+                                                                set_size_request: (32, 32),
+                                                                set_can_focus: false,
+                                                            },
+                                                            gtk::Button {
+                                                                set_halign: gtk::Align::End,
+                                                                set_valign: gtk::Align::Center,
+                                                                set_can_focus: false,
+                                                                set_width_request: 105,
+                                                                set_label: "Cancel",
+                                                                #[watch]
+                                                                set_sensitive: if let Some(w) = model.workqueue.iter().next() { w.pkg != model.pkg } else {
+                                                                    false
+                                                                },
+                                                                connect_clicked[sender] => move |_| {
+                                                                    sender.input(PkgMsg::Cancel)
+                                                                },
+                                                            }
+                                                        }                                                   
+                                                    } else if model.installedsystempkgs.contains(&model.pkg) {
+                                                        gtk::Box {
+                                                            set_halign: gtk::Align::End,
+                                                            set_valign: gtk::Align::Center,
+                                                            set_spacing: 10,
+                                                            gtk::Button {
+                                                                #[watch]
+                                                                set_css_classes: if model.launchable.is_some() { &["suggested-action"] } else { &[] },
+                                                                set_halign: gtk::Align::End,
+                                                                set_valign: gtk::Align::Center,
+                                                                set_can_focus: false,
+                                                                set_width_request: 105,
+                                                                #[watch]
+                                                                set_label: if model.launchable.is_some() { "Open" } else { "Installed" },
+                                                                #[watch]
+                                                                set_sensitive: model.launchable.is_some(),
+                                                                connect_clicked[sender] => move |_| {
+                                                                    println!("SENT LAUNCH");
+                                                                    sender.input(PkgMsg::Launch)
+                                                                }
+                                                            },
+                                                            gtk::Button {
+                                                                set_halign: gtk::Align::End,
+                                                                add_css_class: "destructive-action",
+                                                                set_icon_name: "user-trash-symbolic",
+                                                                set_can_focus: false,
+                                                                connect_clicked[sender] => move |_| {
+                                                                    sender.input(PkgMsg::RemoveSystem)
+                                                                }
+                                                            }
+                                                        }
+                                                    // } else if !model.installingsystempkgs.is_empty() {
+                                                    //     gtk::Box {
+                                                    //         gtk::Button {
+                                                    //             set_halign: gtk::Align::End,
+                                                    //             set_valign: gtk::Align::Center,
+                                                    //             set_can_focus: false,
+                                                    //             set_width_request: 105,
+                                                    //             set_label: "Busy",
+                                                    //             set_sensitive: false,
+                                                    //         }
+                                                    //     }
+                                                    } else {
+                                                        adw::SplitButton {
+                                                            add_css_class: "suggested-action",
+                                                            set_halign: gtk::Align::End,
+                                                            set_valign: gtk::Align::Center,
+                                                            set_can_focus: false,
+                                                            set_label: "Install",
+                                                            set_width_request: 105,
+                                                            connect_clicked[sender] => move |_| {
+                                                                sender.input(PkgMsg::InstallSystem);
+                                                                println!("CLICKED INSTALL!!!");
+                                                            },
+                                                            // #[watch]
+                                                            // set_visible: !model.installedsystempkgs.contains(&model.pname) && !model.installingsystempkgs.contains(&model.pkg),
+                                                            #[wrap(Some)]
+                                                            set_popover = &gtk::PopoverMenu::from_model(Some(&runaction)) {}
+                                                        }
+                                                    }
+                                                }
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    },
+                    gtk::Box {
+                        set_orientation: gtk::Orientation::Vertical,
+                        set_valign: gtk::Align::Start,
+                        add_css_class: "view",
+                        add_css_class: "frame",
+                        add_css_class: "scrnbox",
+                        #[watch]
+                        set_visible: !model.screenshots.is_empty(),
+                        gtk::Overlay {
+                            set_valign: gtk::Align::Start,
+                            #[local_ref]
+                            scrnfactory -> adw::Carousel {
+                                set_valign: gtk::Align::Fill,
+                                set_hexpand: true,
+                                set_vexpand: true,
+                                set_height_request: 400,
+                                set_allow_scroll_wheel: false,
+                                connect_page_changed[sender] => move |x, _| {
+                                    let n = adw::Carousel::n_pages(x);
+                                    let i = adw::Carousel::position(x) as u32;
+                                    if i == 0 && n == 1 {
+                                        sender.input(PkgMsg::SetCarouselPage(CarouselPage::Single));
+                                    } else if i == 0 {
+                                        sender.input(PkgMsg::SetCarouselPage(CarouselPage::First));
+                                    } else if i == n - 1 {
+                                        sender.input(PkgMsg::SetCarouselPage(CarouselPage::Last));
+                                    } else {
+                                        sender.input(PkgMsg::SetCarouselPage(CarouselPage::Middle));
+                                    }
+                                },
+                            },
+                            add_overlay = &gtk::Revealer {
+                                set_transition_type: gtk::RevealerTransitionType::Crossfade,
+                                #[watch]
+                                set_reveal_child: model.carpage != CarouselPage::First && model.carpage != CarouselPage::Single,
+                                set_halign: gtk::Align::Start,
+                                set_valign: gtk::Align::Fill,
+                                gtk::Button {
+                                    set_can_focus: false,
+                                    set_margin_all: 15,
+                                    set_height_request: 40,
+                                    set_width_request: 40,
+                                    add_css_class: "circular",
+                                    add_css_class: "osd",
+                                    set_halign: gtk::Align::Start,
+                                    set_valign: gtk::Align::Center,
+                                    set_icon_name: "go-previous-symbolic",
+                                    connect_clicked[sender, scrnfactory] => move |_| {
+                                        let i = adw::Carousel::position(&scrnfactory) as u32;
+                                        if i > 0 {
+                                            let w = scrnfactory.nth_page(i-1);
+                                            scrnfactory.scroll_to(&w, true);
+                                        }
+                                        if i == 1 {
+                                            sender.input(PkgMsg::SetCarouselPage(CarouselPage::First));
+                                        } else if i > 0 {
+                                            sender.input(PkgMsg::SetCarouselPage(CarouselPage::Middle));
+                                        }
+                                    }
+                                }
+                            },
+                            add_overlay = &gtk::Revealer {
+                                set_transition_type: gtk::RevealerTransitionType::Crossfade,
+                                #[watch]
+                                set_reveal_child: model.carpage != CarouselPage::Last && model.carpage != CarouselPage::Single,
+                                set_halign: gtk::Align::End,
+                                set_valign: gtk::Align::Fill,
+                                gtk::Button {
+                                    set_can_focus: false,
+                                    set_margin_all: 15,
+                                    set_height_request: 40,
+                                    set_width_request: 40,
+                                    add_css_class: "circular",
+                                    add_css_class: "osd",
+                                    set_halign: gtk::Align::End,
+                                    set_valign: gtk::Align::Center,
+                                    set_icon_name: "go-next-symbolic",
+                                    connect_clicked[sender, scrnfactory] => move |_| {
+                                        let i = adw::Carousel::position(&scrnfactory) as u32;
+                                        if i < scrnfactory.n_pages() -1 {
+                                            let w = scrnfactory.nth_page(i+1);
+                                            scrnfactory.scroll_to(&w, true);
+                                        }
+                                        let n = scrnfactory.n_pages() as u32;
+                                        if i == n - 2 {
+                                            sender.input(PkgMsg::SetCarouselPage(CarouselPage::Last));
+                                        } else if i <= n - 2 {
+                                            sender.input(PkgMsg::SetCarouselPage(CarouselPage::Middle));
+                                        } else {
+                                            sender.input(PkgMsg::SetCarouselPage(CarouselPage::Last));
+                                        }
+                                    }
+                                }
+                            }
+                        },
+                        adw::CarouselIndicatorDots {
+                            set_halign: gtk::Align::Fill,
+                            set_valign: gtk::Align::End,
+                            set_carousel: Some(scrnfactory)
+                        }
+                    },
+                    adw::Clamp {
+                        set_halign: gtk::Align::Fill,
+                        set_valign: gtk::Align::Start,
+                        set_vexpand_set: true,
+                        set_maximum_size: 1000,
+                        #[watch]
+                        set_visible: !(model.summary.is_none() && model.description.is_none()),
+                        gtk::Box {
+                            set_vexpand: true,
+                            set_valign: gtk::Align::Start,
+                            set_orientation: gtk::Orientation::Vertical,
+                            set_margin_all: 15,
+                            set_spacing: 10,
+                            gtk::Label {
+                                add_css_class: "title-2",
+                                set_valign: gtk::Align::Start,
+                                set_halign: gtk::Align::Start,
+                                #[watch]
+                                set_label: if let Some(s) = model.summary.as_ref() { s } else { "" },
+                                #[watch]
+                                set_visible: model.summary.is_some(),
+                                set_wrap: true,
+                                set_xalign: 0.0,
+                            },
+                            gtk::Label {
+                                set_valign: gtk::Align::Start,
+                                set_halign: gtk::Align::Start,
+                                #[watch]
+                                set_markup: {
+                                    if let Some(d) = model.description.as_ref() {
+                                        d
+                                    } else { "" }
+                                },
+                                #[watch]
+                                set_visible: model.description.is_some(),
+                                set_wrap: true,
+                                set_xalign: 0.0,
+                            },
+                        },
+                    },
+                    adw::Clamp {
+                        set_vexpand: true,
+                        set_halign: gtk::Align::Fill,
+                        set_valign: gtk::Align::Start,
+                        set_maximum_size: 1000,
+                        #[name(btnbox)]
+                        gtk::FlowBox {
+                            add_css_class: "linked",
+                            set_halign: gtk::Align::Fill,
+                            set_hexpand: true,
+                            set_homogeneous: true,
+                            set_row_spacing: 5,
+                            set_column_spacing: 4,
+                            // set_margin_all: 15,
+                            set_selection_mode: gtk::SelectionMode::None,
+                            set_max_children_per_line: 2,
+                            append = &gtk::FlowBoxChild {
+                                set_hexpand: true,
+                                gtk::Box {
+                                    set_spacing: 10,
+                                    set_hexpand: true,
+                                    set_homogeneous: true,
+                                    gtk::Button {
+                                        set_hexpand: true,
+                                        add_css_class: "card",
+                                        set_height_request: 100,
+                                        set_width_request: 100,
+                                        connect_clicked[sender] => move |_| {
+                                            sender.input(PkgMsg::OpenHomepage)
+                                        },
+                                        gtk::Box {
+                                            set_orientation: gtk::Orientation::Vertical,
+                                            set_halign: gtk::Align::Fill,
+                                            set_valign: gtk::Align::Center,
+                                            set_spacing: 10,
+                                            set_margin_all: 15,
+                                            gtk::Image {
+                                                add_css_class: "accent",
+                                                set_halign: gtk::Align::Center,
+                                                set_icon_name: Some("user-home-symbolic"),
+                                                set_pixel_size: 24,
+                                            },
+                                            gtk::Box {
+                                                set_orientation: gtk::Orientation::Vertical,
+                                                set_halign: gtk::Align::Fill,
+                                                set_valign: gtk::Align::Center,
+                                                set_hexpand: true,
+                                                set_spacing: 5,
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Center,
+                                                    set_valign: gtk::Align::Center,
+                                                    add_css_class: "heading",
+                                                    set_label: "Homepage"
+                                                },
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Fill,
+                                                    set_valign: gtk::Align::Center,
+                                                    add_css_class: "caption",
+                                                    add_css_class: "dim-label",
+                                                    set_ellipsize: pango::EllipsizeMode::End,
+                                                    set_lines: 2,
+                                                    set_wrap: true,
+                                                    set_max_width_chars: 0,
+                                                    set_justify: gtk::Justification::Center,
+                                                    #[watch]
+                                                    set_label: if let Some(u) = &model.homepage {
+                                                        u
+                                                    } else {
+                                                        ""
+                                                    },
+                                                    #[watch]
+                                                    set_visible: model.homepage.is_some(),
+                                                }
+                                            }
+
+                                        }
+                                    },
+                                    gtk::Button {
+                                        set_hexpand: true,
+                                        add_css_class: "card",
+                                        set_height_request: 100,
+                                        set_width_request: 100,
+                                        gtk::Box {
+                                            set_orientation: gtk::Orientation::Vertical,
+                                            set_halign: gtk::Align::Fill,
+                                            set_valign: gtk::Align::Center,
+                                            set_spacing: 10,
+                                            set_margin_all: 15,
+                                            gtk::Image {
+                                                #[watch]
+                                                set_css_classes: &[ if model.licenses.iter().any(|x| x.free == Some(false)) { "error" } else if model.licenses.iter().all(|x| x.free == Some(true)) { "success" } else { "warning" } ],
+                                                set_halign: gtk::Align::Center,
+                                                #[watch]
+                                                set_icon_name : if model.licenses.iter().any(|x| x.free == Some(false)) { Some("dialog-warning-symbolic") } else if model.licenses.iter().all(|x| x.free == Some(true)) { Some("emblem-default-symbolic") } else { Some("dialog-question-symbolic") },
+                                                set_pixel_size: 24,
+                                            },
+                                            gtk::Box {
+                                                set_orientation: gtk::Orientation::Vertical,
+                                                set_halign: gtk::Align::Fill,
+                                                set_valign: gtk::Align::Center,
+                                                set_spacing: 5,
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Center,
+                                                    add_css_class: "heading",
+                                                    #[watch]
+                                                    set_label: if model.licenses.len() > 1 { "Licenses" } else { "License" }
+                                                },
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Fill,
+                                                    set_hexpand: true,
+                                                    add_css_class: "caption",
+                                                    add_css_class: "dim-label",
+                                                    set_ellipsize: pango::EllipsizeMode::End,
+                                                    set_lines: 2,
+                                                    set_wrap: true,
+                                                    set_max_width_chars: 0,
+                                                    set_justify: gtk::Justification::Center,
+                                                    #[watch]
+                                                    set_label: {
+                                                        let mut s = String::new();
+                                                        for license in model.licenses.iter() {
+                                                            if model.licenses.iter().len() == 1 {
+                                                                if let Some(id) = &license.spdxid {
+                                                                    s.push_str(id)
+                                                                } else {
+                                                                    s.push_str(&license.fullname)
+                                                                }
+                                                            } else if model.licenses.iter().len() == 2 && model.licenses.get(0) == Some(license) {
+                                                                if let Some(id) = &license.spdxid {
+                                                                    let _ = write!(s, "{} ", id);
+                                                                } else {
+                                                                    let _ = write!(s, "{} ", license.fullname);
+                                                                }
+                                                            } else if Some(license) == model.licenses.iter().last() {
+                                                                if let Some(id) = &license.spdxid {
+                                                                    let _ = write!(s, "and {}", id);
+                                                                } else {
+                                                                    let _ = write!(s, "and {}", license.fullname);
+                                                                }
+                                                            } else if let Some(id) = &license.spdxid {
+                                                                let _ = write!(s, "{}, ", id);
+                                                            } else {
+                                                                let _ = write!(s, "{}, ", license.fullname);
+                                                            }
+                                                        }
+                                                        if model.licenses.is_empty() {
+                                                            s.push_str("Unknown");
+                                                        }
+                                                        &s.to_string()
+                                                    },
+                                                    #[watch]
+                                                    set_visible: !model.licenses.is_empty()
+                                                }
+                                            }
+                                        }
+                                    },
+                                }
+                            },
+                            append = &gtk::FlowBoxChild {
+                                set_hexpand: true,
+                                gtk::Box {
+                                    set_spacing: 10,
+                                    set_hexpand: true,
+                                    set_homogeneous: true,
+                                    gtk::Button {
+                                        set_hexpand: true,
+                                        add_css_class: "card",
+                                        set_height_request: 100,
+                                        set_width_request: 100,
+                                        gtk::Box {
+                                            set_orientation: gtk::Orientation::Vertical,
+                                            set_valign: gtk::Align::Center,
+                                            set_spacing: 10,
+                                            set_margin_all: 15,
+                                            gtk::Image {
+                                                add_css_class: "success",
+                                                set_icon_name: Some("video-display-symbolic"),
+                                                set_pixel_size: 24,
+                                            },
+                                            gtk::Box {
+                                                set_orientation: gtk::Orientation::Vertical,
+                                                set_valign: gtk::Align::Center,
+                                                set_spacing: 5,
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Center,
+                                                    add_css_class: "heading",
+                                                    set_label: "Platforms"
+                                                },
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Fill,
+                                                    set_hexpand: true,
+                                                    add_css_class: "caption",
+                                                    add_css_class: "dim-label",
+                                                    set_ellipsize: pango::EllipsizeMode::End,
+                                                    set_lines: 2,
+                                                    set_wrap: true,
+                                                    set_max_width_chars: 0,
+                                                    set_justify: gtk::Justification::Center,
+                                                    #[watch]
+                                                    set_label: {
+                                                        let mut s = String::new();
+                                                        for p in model.platforms.iter() {
+                                                            if model.platforms.iter().len() == 1 {
+                                                                s.push_str(p);
+                                                            } else if model.platforms.iter().len() == 2 && model.platforms.get(0) == Some(p) {
+                                                                let _ = write!(s, "{} ", p);
+                                                            } else if Some(p) == model.platforms.iter().last() {
+                                                                let _ = write!(s, "and {}", p);
+                                                            } else {
+                                                                let _ = write!(s, "{}, ", p);
+                                                            }
+                                                        }
+                                                        if model.platforms.is_empty() {
+                                                            s.push_str("Unknown");
+                                                        }
+                                                        &s.to_string()
+                                                    },
+                                                    #[watch]
+                                                    set_visible: !model.platforms.is_empty()
+                                                }
+                                            }
+                                        }
+                                    },
+                                    gtk::Button {
+                                        set_hexpand: true,
+                                        add_css_class: "card",
+                                        set_height_request: 100,
+                                        set_width_request: 100,
+                                        gtk::Box {
+                                            set_orientation: gtk::Orientation::Vertical,
+                                            set_halign: gtk::Align::Fill,
+                                            set_valign: gtk::Align::Center,
+                                            set_spacing: 10,
+                                            set_margin_all: 15,
+                                            gtk::Image {
+                                                add_css_class: "circular",
+                                                #[watch]
+                                                set_css_classes: &[ if model.maintainers.is_empty() { "error" } else { "accent" } ],
+                                                set_halign: gtk::Align::Center,
+                                                set_icon_name: Some("system-users-symbolic"),
+                                                set_pixel_size: 24,
+                                            },
+                                            gtk::Box {
+                                                set_orientation: gtk::Orientation::Vertical,
+                                                set_valign: gtk::Align::Center,
+                                                set_spacing: 5,
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Center,
+                                                    add_css_class: "heading",
+                                                    #[watch]
+                                                    set_label: if model.maintainers.len() > 1 { "Maintainers" } else { "Maintainer" }
+                                                },
+                                                gtk::Label {
+                                                    set_halign: gtk::Align::Fill,
+                                                    set_hexpand: true,
+                                                    add_css_class: "caption",
+                                                    add_css_class: "dim-label",
+                                                    set_ellipsize: pango::EllipsizeMode::End,
+                                                    set_lines: 2,
+                                                    set_wrap: true,
+                                                    set_max_width_chars: 0,
+                                                    set_justify: gtk::Justification::Center,
+                                                    #[watch]
+                                                    set_label: {
+                                                        let mut s = String::new();
+                                                        for p in model.maintainers.iter() {
+                                                            if model.maintainers.iter().len() == 1 {
+                                                                if let Some(n) = &p.name {
+                                                                    s.push_str(n);
+                                                                } else {
+                                                                    s.push_str(&p.github);
+                                                                }
+                                                            } else if model.maintainers.iter().len() == 2 && model.maintainers.get(0) == Some(p) {
+                                                                if let Some(n) = &p.name {
+                                                                    let _ = write!(s, "{} ", n.to_string());
+                                                                } else {
+                                                                    let _ = write!(s, "{} ", p.github.to_string());
+                                                                }
+                                                            } else if Some(p) == model.maintainers.iter().last() {
+                                                                if let Some(n) = &p.name {
+                                                                    let _ = write!(s, "and {}", n.to_string());
+                                                                } else {
+                                                                    let _ = write!(s, "and {}", p.github.to_string());
+                                                                }
+                                                            } else if let Some(n) = &p.name {
+                                                                let _ = write!(s, "{}, ", n.to_string());
+                                                            } else {
+                                                                let _ = write!(s, "{}, ", p.github.to_string());
+                                                            }
+                                                        }
+                                                        if model.maintainers.is_empty() {
+                                                            s.push_str("Unknown");
+                                                        }
+                                                        &s.to_string()
+                                                    }
+                                                }
+                                            }
+                                        }
+                                    },
+                                }
+                            },
+                        }
+                    },
+                    gtk::Separator {
+                        set_vexpand: true,
+                        add_css_class: "spacer"
+                    }
+                }
+            }
+        }
+    }
+
+    fn post_view() {
+        println!("INSTALL TYPE {:?}", model.installtype)
+    }
+
+    menu! {
+        installtype: {
+            "User (nix-env)" => NixEnvAction,
+            "System (configuration.nix)" => NixSystemAction,
+        },
+        runaction: {
+            "Run without installing" => LaunchAction,
+            "Open interactive shell" => TermShellAction,
+        }
+    }
+
+    fn init(
+        (): Self::Init,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let installworker = InstallAsyncHandler::builder()
+            .detach_worker(())
+            .forward(sender.input_sender(), identity);
+        let config = getconfig();
+        installworker.emit(InstallAsyncHandlerMsg::SetConfig(config.clone()));
+        let model = PkgModel {
+            config,
+            name: String::default(),
+            pkg: String::default(),
+            pname: String::default(),
+            summary: None,
+            description: None,
+            icon: None,
+            homepage: None,
+            licenses: vec![],
+            screenshots: FactoryVecDeque::new(adw::Carousel::new(), sender.input_sender()),
+            installworker,
+            platforms: vec![],
+            carpage: CarouselPage::Single,
+            installtype: InstallType::User,
+            maintainers: vec![],
+            installeduserpkgs: HashSet::new(),
+            installedsystempkgs: HashSet::new(),
+            // installinguserpkgs: HashSet::new(),
+            // installingsystempkgs: HashSet::new(),
+            // removinguserpkgs: HashSet::new(),
+            workqueue: HashSet::new(),
+            launchable: None,
+            tracker: 0,
+        };
+
+        let scrnfactory = model.screenshots.widget();
+        relm4::set_global_css(
+            b".scrnbox {
+            border-left-width: 0;
+            border-right-width: 0;
+            border-top-width: 1px;
+            border-bottom-width: 1px;
+        }",
+        );
+        let widgets = view_output!();
+
+        let group = RelmActionGroup::<ModeActionGroup>::new();
+        let nixenv: RelmAction<NixEnvAction> = {
+            let sender = sender.clone();
+            RelmAction::new_stateless(move |_| {
+                println!("NIX ENV!");
+                sender.input(PkgMsg::SetInstallType(InstallType::User));
+                // sender.input(AppMsg::Increment);
+            })
+        };
+
+        let nixsystem: RelmAction<NixSystemAction> = {
+            let sender = sender.clone();
+            RelmAction::new_stateless(move |_| {
+                println!("NIX SYSTEM!");
+                sender.input(PkgMsg::SetInstallType(InstallType::System));
+                // sender.input(AppMsg::Increment);
+            })
+        };
+
+        group.add_action(nixenv);
+        group.add_action(nixsystem);
+
+        let actions = group.into_action_group();
+        widgets
+            .pkg_window
+            .insert_action_group("mode", Some(&actions));
+
+        let rungroup = RelmActionGroup::<RunActionGroup>::new();
+        let launchaction: RelmAction<LaunchAction> = {
+            let _sender = sender.clone();
+            RelmAction::new_stateless(move |_| {
+                println!("LAUNCH!");
+                // sender.input(AppMsg::Increment);
+            })
+        };
+
+        let termaction: RelmAction<TermShellAction> = {
+            let _sender = sender;
+            RelmAction::new_stateless(move |_| {
+                println!("TERM!");
+                // sender.input(AppMsg::Increment);
+            })
+        };
+
+        rungroup.add_action(launchaction);
+        rungroup.add_action(termaction);
+
+        let runactions = rungroup.into_action_group();
+        widgets
+            .pkg_window
+            .insert_action_group("run", Some(&runactions));
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        self.reset();
+        match msg {
+            PkgMsg::UpdateConfig(config) => {
+                self.config = config.clone();
+                self.installworker.emit(InstallAsyncHandlerMsg::SetConfig(config));
+            }
+            PkgMsg::Open(pkgmodel) => {
+                self.set_pkg(pkgmodel.pkg);
+                self.set_name(pkgmodel.name);
+                self.set_icon(pkgmodel.icon);
+                self.set_platforms(pkgmodel.platforms);
+                self.set_maintainers(pkgmodel.maintainers);
+                self.set_licenses(pkgmodel.licenses);
+                self.set_pname(pkgmodel.pname);
+                self.set_installeduserpkgs(pkgmodel.installeduserpkgs);
+                self.set_installedsystempkgs(pkgmodel.installedsystempkgs);
+
+                if self.installedsystempkgs.contains(&self.pkg) && !self.installeduserpkgs.contains(&self.pname) {
+                    self.set_installtype(InstallType::System)
+                } else {
+                    self.set_installtype(InstallType::User)
+                }
+
+                self.launchable = if let Some(l) = pkgmodel.launchable {
+                    Some(Launch::GtkApp(l))
+                } else if self.installeduserpkgs.contains(&self.pname) {
+                    if let Ok(o) = Command::new("command").arg("-v").arg(&self.pname).output() {
+                        if o.status.success() {
+                            Some(Launch::TerminalApp(self.pname.to_string()))
+                        } else {
+                            None
+                        }
+                    } else {
+                        None
+                    }
+                } else {
+                    None
+                };
+                self.summary = if let Some(s) = pkgmodel.summary {
+                    let mut sum = s.trim().to_string();
+                    while sum.contains('\n') {
+                        sum = sum.replace('\n', " ");
+                    }
+                    while sum.contains("  ") {
+                        sum = sum.replace("  ", " ");
+                    }
+                    Some(sum)
+                } else {
+                    None
+                };
+
+                if let Some(d) = pkgmodel.description {
+                    let mut input = d;
+                    // Fix formatting
+                    while input.contains('\n') {
+                        input = input.replace('\n', " ");
+                    }
+                    while input.contains('\t') {
+                        input = input.replace('\t', " ");
+                    }
+                    while input.contains("  ") {
+                        input = input.replace("  ", " ");
+                    }
+                    let mut pango = html2pango::markup_html(&input)
+                        .unwrap_or_else(|_| {
+                            println!("BAD PANGO");
+                            input.to_string()
+                        })
+                        .trim()
+                        .to_string();
+                    while pango.contains("\n ") {
+                        pango = pango.replace("\n ", "\n");
+                    }
+                    while pango.ends_with('\n') {
+                        pango.pop();
+                    }
+                    self.description = Some(pango.strip_prefix('\n').unwrap_or(&pango).to_string());
+                }
+
+                if let Some(h) = pkgmodel.homepage {
+                    match h {
+                        StrOrVec::Single(h) => {
+                            self.homepage = Some(h.to_string());
+                        }
+                        StrOrVec::List(h) => {
+                            if let Some(first) = h.get(0) {
+                                self.homepage = Some(first.to_string());
+                            } else {
+                                self.homepage = None;
+                            }
+                        }
+                    }
+                } else {
+                    self.homepage = None;
+                }
+
+                if pkgmodel.screenshots.len() <= 1 {
+                    self.carpage = CarouselPage::Single;
+                } else {
+                    self.carpage = CarouselPage::First;
+                }
+
+                {
+                    let mut scrn_guard = self.screenshots.guard();
+                    scrn_guard.clear();
+                    for _i in 0..pkgmodel.screenshots.len() {
+                        scrn_guard.push_back(())
+                    }
+                }
+
+                for (i, url) in pkgmodel.screenshots.into_iter().enumerate() {
+                    if let Ok(home) = env::var("HOME") {
+                        let cachedir = format!("{}/.cache/nix-software-center", home);
+                        let sha = digest(&url);
+                        let scrnpath = format!("{}/screenshots/{}", cachedir, sha);
+                        let pkg = self.pkg.clone();
+                        sender.command(move |out, shutdown| {
+                            let url = url.clone();
+                            let home = home.clone();
+                            let scrnpath = scrnpath.clone();
+                            let pkg = pkg.clone();
+                            shutdown
+                                .register(async move {
+                                    tokio::time::sleep(Duration::from_millis(5)).await;
+                                    if Path::new(&format!("{}.png", scrnpath)).exists() {
+                                        out.send(PkgAsyncMsg::LoadScreenshot(pkg, i, format!("{}.png", scrnpath)));
+                                    } else {
+                                        match reqwest::blocking::get(&url) {
+                                            Ok(mut response) => {
+                                                if response.status().is_success() {
+                                                    if !Path::new(&format!(
+                                                        "{}/.cache/nix-software-center/screenshots",
+                                                        home
+                                                    ))
+                                                    .exists()
+                                                    {
+                                                        match fs::create_dir_all(format!(
+                                                            "{}/.cache/nix-software-center/screenshots",
+                                                            home
+                                                        )) {
+                                                            Ok(_) => {}
+                                                            Err(_) => {
+                                                                out.send(PkgAsyncMsg::SetError(pkg, i));
+                                                                return;
+                                                            }
+                                                        }
+                                                    }
+                                                    if let Ok(mut file) = File::create(&scrnpath) {
+                                                        if response.copy_to(&mut file).is_ok() {
+                                                            fn openimg(scrnpath: &str) -> Result<(), Box<dyn Error>> {
+                                                                // let mut reader = Reader::new(Cursor::new(imgdata.buffer())).with_guessed_format().expect("Cursor io never fails");
+                                                                let img = if let Ok(x) = image::load(BufReader::new(File::open(scrnpath)?), image::ImageFormat::Png) {
+                                                                    x
+                                                                } else if let Ok(x) = image::load(BufReader::new(File::open(scrnpath)?), image::ImageFormat::Jpeg) {
+                                                                    x
+                                                                } else if let Ok(x) = image::load(BufReader::new(File::open(scrnpath)?), image::ImageFormat::WebP) {
+                                                                    x
+                                                                } else {
+                                                                    let imgdata = BufReader::new(File::open(scrnpath)?);
+                                                                    let format = image::guess_format(imgdata.buffer())?;
+                                                                    image::load(imgdata, format)?
+                                                                };
+                                                                let scaled = img.resize(640, 360, FilterType::Lanczos3);
+                                                                let mut output = File::create(&format!("{}.png", scrnpath))?;
+                                                                scaled.write_to(&mut output, ImageFormat::Png)?;
+                                                                if let Err(e) = fs::remove_file(&scrnpath) {
+                                                                    eprintln!("{}", e);
+                                                                }
+                                                                Ok(())
+                                                            }
+
+                                                            match openimg(&scrnpath) {
+                                                                Ok(_) => {
+                                                                    out.send(PkgAsyncMsg::LoadScreenshot(
+                                                                        pkg, i, format!("{}.png", scrnpath),
+                                                                    ));
+                                                                }
+                                                                Err(_) => {
+                                                                    if let Err(e) = fs::remove_file(&scrnpath) {
+                                                                        eprintln!("{}", e);
+                                                                    }
+                                                                    out.send(PkgAsyncMsg::SetError(pkg, i));
+                                                                }
+                                                            }
+                                                        }
+                                                    }
+                                                } else {
+                                                    out.send(PkgAsyncMsg::SetError(pkg, i));
+                                                    eprintln!("Error: {}", response.status());
+                                                }
+                                            }
+                                            Err(e) => {
+                                                out.send(PkgAsyncMsg::SetError(pkg, i));
+                                                eprintln!("Error: {}", e);
+                                            }
+                                        }
+                                    }
+                                })
+                                .drop_on_shutdown()
+                        })
+                    }
+                }
+            }
+            PkgMsg::LoadScreenshot(pkg, i, u) => {
+                println!("LOAD SCREENSHOT {}", u);
+                // let mut scrn_guard = self.screenshots.guard();
+                // println!("GOT GUARD");
+                if pkg == self.pkg {
+                    let mut scrn_guard = self.screenshots.guard();
+                    if let Some(mut scrn_widget) = scrn_guard.get_mut(i) {
+                        scrn_widget.path = Some(u);
+                        println!("GOT PATH")
+                    } else {
+                        println!("NO SCRN WIDGET")
+                    }
+                } else {
+                    println!("WRONG PACKAGE")
+                }
+
+                // println!("LOADED SCREENSHOT");
+                // scrn_guard.drop();
+            }
+            PkgMsg::SetError(pkg, i) => {
+                if pkg == self.pkg {
+                    let mut scrn_guard = self.screenshots.guard();
+                    if let Some(mut scrn_widget) = scrn_guard.get_mut(i) {
+                        scrn_widget.error = true;
+                    }
+                }
+            }
+            PkgMsg::SetCarouselPage(page) => {
+                self.carpage = page;
+            }
+            PkgMsg::OpenHomepage => {
+                if let Some(u) = &self.homepage {
+                    if let Err(e) =
+                        gio::AppInfo::launch_default_for_uri(u, gio::AppLaunchContext::NONE)
+                    {
+                        eprintln!("error: {}", e);
+                    }
+                }
+            }
+            PkgMsg::Close => {
+                self.pkg = String::default();
+                self.name = String::default();
+                self.summary = None;
+                self.description = None;
+                self.icon = None;
+                let mut scrn_guard = self.screenshots.guard();
+                scrn_guard.clear();
+                sender.output(AppMsg::FrontPage)
+            }
+            PkgMsg::InstallUser => {
+                println!("INSTALL USER");
+                let w = WorkPkg {
+                    pkg: self.pkg.to_string(),
+                    pname: self.pname.to_string(),
+                    pkgtype: InstallType::User,
+                    action: PkgAction::Install,
+                    block: false,
+                    notify: None,
+                };
+                self.workqueue.insert(w.clone());
+                // self.installinguserpkgs.insert(self.pkg.clone());
+                if self.workqueue.len() == 1 {
+                    self.installworker.emit(InstallAsyncHandlerMsg::Process(w));
+                }
+            }
+            PkgMsg::RemoveUser => {
+                println!("REMOVE USER");
+                let w = WorkPkg {
+                    pkg: self.pkg.to_string(),
+                    pname: self.pname.to_string(),
+                    pkgtype: InstallType::User,
+                    action: PkgAction::Remove,
+                    block: false,
+                    notify: None,
+                };
+                self.workqueue.insert(w.clone());
+                // self.installinguserpkgs.insert(self.pkg.clone());
+                if self.workqueue.len() == 1 {
+                    self.installworker.emit(InstallAsyncHandlerMsg::Process(w));
+                }
+            }
+            PkgMsg::InstallSystem => {
+                let w = WorkPkg {
+                    pkg: self.pkg.to_string(),
+                    pname: self.pname.to_string(),
+                    pkgtype: InstallType::System,
+                    action: PkgAction::Install,
+                    block: false,
+                    notify: None,
+                };
+                self.workqueue.insert(w.clone());
+                if self.workqueue.len() == 1 {
+                    self.installworker.emit(InstallAsyncHandlerMsg::Process(w));
+                }
+            }
+            PkgMsg::RemoveSystem => {
+                let w = WorkPkg {
+                    pkg: self.pkg.to_string(),
+                    pname: self.pname.to_string(),
+                    pkgtype: InstallType::System,
+                    action: PkgAction::Remove,
+                    block: false,
+                    notify: None,
+                };
+                self.workqueue.insert(w.clone());
+                if self.workqueue.len() == 1 {
+                    self.installworker.emit(InstallAsyncHandlerMsg::Process(w));
+                }
+            }
+            PkgMsg::FinishedProcess(work) => {
+                self.workqueue.remove(&work);
+                println!("FINISHED PROCESS");
+                println!("WORK QUEUE: {}", self.workqueue.len());
+                match work.pkgtype {
+                    InstallType::User => {
+                        match work.action {
+                            PkgAction::Install => {
+                                self.installeduserpkgs.insert(work.pname.clone());
+                                // sender.output(AppMsg::AddUserPkg(work.pname));
+                                if self.launchable.is_none() {
+                                    if let Ok(o) = Command::new("command").arg("-v").arg(&self.pname).output() {
+                                        if o.status.success() {
+                                            self.set_launchable(Some(Launch::TerminalApp(self.pname.to_string())))
+                                        }
+                                    }
+                                }
+                            }
+                            PkgAction::Remove => {
+                                self.installeduserpkgs.remove(&work.pname);
+                                // sender.output(AppMsg::RemoveUserPkg(work.pname));
+                            }
+                        }
+                    }
+                    InstallType::System => {
+                        match work.action {
+                            PkgAction::Install => {
+                                self.installedsystempkgs.insert(work.pkg.clone());
+                                // sender.output(AppMsg::AddSystemPkg(work.pkg));
+                                if self.launchable.is_none() {
+                                    if let Ok(o) = Command::new("command").arg("-v").arg(&self.pname).output() {
+                                        if o.status.success() {
+                                            self.set_launchable(Some(Launch::TerminalApp(self.pname.to_string())))
+                                        }
+                                    }
+                                }
+                            }
+                            PkgAction::Remove => {
+                                self.installedsystempkgs.remove(&work.pkg);
+                                // sender.output(AppMsg::RemoveSystemPkg(work.pkg));
+                            }
+                        }
+                    }
+                }
+                sender.output(AppMsg::UpdatePkgs(None));
+                if let Some(n) = &work.notify {
+                    match n {
+                        NotifyPage::Installed => {
+                            sender.output(AppMsg::RemoveInstalledBusy(work));
+                        }
+                    }
+                }
+                
+                if !self.workqueue.is_empty() {
+                    if let Some(w) = self.workqueue.clone().iter().next() {
+                        self.installworker.emit(InstallAsyncHandlerMsg::Process(w.clone()));
+                    }
+                }
+            }
+            PkgMsg::FailedProcess(work) => {
+                self.workqueue.remove(&work);
+                if let Some(n) = &work.notify {
+                    match n {
+                        NotifyPage::Installed => {
+                            sender.output(AppMsg::RemoveInstalledBusy(work));
+                        }
+                    }
+                }
+                if !self.workqueue.is_empty() {
+                    if let Some(w) = self.workqueue.clone().iter().next() {
+                        self.installworker.emit(InstallAsyncHandlerMsg::Process(w.clone()));
+                    }
+                }
+            }
+            PkgMsg::Cancel => {
+                // If running, cancel the current process
+                if let Some(h) = self.workqueue.iter().next() {
+                    if h.pkg == self.pkg {
+                        self.installworker.
+                        emit(InstallAsyncHandlerMsg::CancelProcess);
+                        return
+                    }
+                }
+
+                // If not running, remove from queue
+                for w in self.workqueue.clone() {
+                    if w.pkg == self.pkg {
+                        self.workqueue.remove(&w);
+                    }
+                }
+            }
+            PkgMsg::CancelFinished => {
+                // If running, cancel the current process
+                if let Some(h) = self.workqueue.clone().iter().next() {
+                    if h.pkg == self.pkg {
+                        self.workqueue.remove(h);
+                        return
+                    }
+                }
+
+                // If not running, remove from queue
+                for w in self.workqueue.clone() {
+                    if w.pkg == self.pkg {
+                        self.workqueue.remove(&w);
+                    }
+                }
+            }
+            PkgMsg::Launch => {
+                if let Some(l) = &self.launchable {
+                    match l {
+                        Launch::GtkApp(x) => {
+                            let _ = Command::new("gtk-launch").arg(x).spawn();
+                        }
+                        Launch::TerminalApp(x) => {
+                            let _ = Command::new("kgx").arg("-e").arg(x).spawn();
+                        }
+                    }
+                }
+            }
+            PkgMsg::SetInstallType(t) => {
+                self.set_installtype(t);
+            }
+            PkgMsg::AddToQueue(work) => {
+                self.workqueue.insert(work.clone());
+                if self.workqueue.len() == 1 {
+                    self.installworker.emit(InstallAsyncHandlerMsg::Process(work));
+                }
+            }
+        }
+    }
+
+    fn update_cmd(&mut self, msg: Self::CommandOutput, sender: ComponentSender<Self>) {
+        match msg {
+            PkgAsyncMsg::LoadScreenshot(pkg, i, u) => {
+                sender.input(PkgMsg::LoadScreenshot(pkg, i, u));
+            }
+            PkgAsyncMsg::SetError(pkg, i) => {
+                sender.input(PkgMsg::SetError(pkg, i));
+            }
+        }
+    }
+}
+
+relm4::new_action_group!(ModeActionGroup, "mode");
+relm4::new_stateless_action!(NixEnvAction, ModeActionGroup, "env");
+relm4::new_stateless_action!(NixSystemAction, ModeActionGroup, "system");
+
+relm4::new_action_group!(RunActionGroup, "run");
+relm4::new_stateless_action!(LaunchAction, RunActionGroup, "launch");
+relm4::new_stateless_action!(TermShellAction, RunActionGroup, "term");
diff --git a/src/ui/pkgtile.rs b/src/ui/pkgtile.rs
new file mode 100644
index 0000000..01d64ba
--- /dev/null
+++ b/src/ui/pkgtile.rs
@@ -0,0 +1,180 @@
+use std::path::Path;
+
+use relm4::adw::prelude::*;
+use relm4::gtk::pango;
+use relm4::{factory::*, *};
+
+use crate::APPINFO;
+
+use super::window::AppMsg;
+
+#[derive(Default, Debug, PartialEq)]
+pub struct PkgTile {
+    pub name: String,
+    pub pkg: String,
+    pub pname: String,
+    pub summary: String,
+    pub icon: Option<String>,
+    pub installeduser: bool,
+    pub installedsystem: bool,
+}
+
+#[derive(Debug)]
+pub enum PkgTileMsg {
+    Open(String),
+}
+
+#[relm4::factory(pub)]
+impl FactoryComponent for PkgTile {
+    type CommandOutput = ();
+    type Init = PkgTile;
+    type Input = ();
+    type Output = PkgTileMsg;
+    type Widgets = PkgTileWidgets;
+    type ParentWidget = gtk::FlowBox;
+    type ParentMsg = AppMsg;
+
+    view! {
+        gtk::FlowBoxChild {
+            set_width_request: 270,
+            gtk::Overlay {
+                add_overlay = &gtk::Box {
+                    set_orientation: gtk::Orientation::Horizontal,
+                    set_valign: gtk::Align::Start,
+                    set_halign: gtk::Align::End,
+                    gtk::Image {
+                        add_css_class: "accent",
+                        set_valign: gtk::Align::Start,
+                        set_halign: gtk::Align::End,
+                        set_pixel_size: 16,
+                        set_margin_top: 8,
+                        set_margin_end: 8,
+                        set_icon_name: Some("emblem-default-symbolic"),
+                        #[watch]
+                        set_visible: self.installeduser,
+                    },
+                    gtk::Image {
+                        add_css_class: "success",
+                        set_valign: gtk::Align::Start,
+                        set_halign: gtk::Align::End,
+                        set_pixel_size: 16,
+                        set_margin_top: 8,
+                        set_margin_end: 8,
+                        set_icon_name: Some("emblem-default-symbolic"),
+                        #[watch]
+                        set_visible: self.installedsystem,
+                    }
+                },
+                gtk::Button {
+                    add_css_class: "card",
+                    connect_clicked[sender, pkg = self.pkg.clone()] => move |_| {
+                        println!("CLICKED");
+                        sender.output(PkgTileMsg::Open(pkg.to_string()))
+                    },
+                    gtk::Box {
+                        set_margin_start: 15,
+                        set_margin_end: 15,
+                        set_margin_top: 10,
+                        set_margin_bottom: 10,
+                        set_spacing: 20,
+                        append = if self.icon.is_some() {
+                            gtk::Image {
+                                add_css_class: "icon-dropshadow",
+                                set_halign: gtk::Align::Start,
+                                set_from_file: {
+                                    if let Some(i) = &self.icon {
+                                        let iconpath = format!("{}/icons/nixos/128x128/{}", APPINFO, i);
+                                        let iconpath64 = format!("{}/icons/nixos/64x64/{}", APPINFO, i);
+                                        if Path::new(&iconpath).is_file() {
+                                            Some(iconpath)
+                                        } else if Path::new(&iconpath64).is_file() {
+                                            Some(iconpath64)
+                                        } else {
+                                            None
+                                        }
+                                    } else {
+                                        None
+                                    }
+                                },
+                                set_pixel_size: 64,
+                            }
+                        } else {
+                            gtk::Image {
+                                add_css_class: "icon-dropshadow",
+                                set_halign: gtk::Align::Start,
+                                set_icon_name: Some("package-x-generic"),
+                                set_pixel_size: 64,
+                            }
+                        },
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Vertical,
+                            set_halign: gtk::Align::Fill,
+                            set_valign: gtk::Align::Center,
+                            set_hexpand: true,
+                            set_spacing: 3,
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "heading",
+                                set_label: &self.name,
+                                set_ellipsize: pango::EllipsizeMode::End,
+                                set_lines: 1,
+                                set_wrap: true,
+                                set_max_width_chars: 0,
+                            },
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "dim-label",
+                                add_css_class: "caption",
+                                set_label: &self.pkg,
+                                set_ellipsize: pango::EllipsizeMode::End,
+                                set_lines: 1,
+                                set_wrap: true,
+                                set_max_width_chars: 0,
+                            },
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                // add_css_class: "dim-label",
+                                set_label: &self.summary,
+                                set_ellipsize: pango::EllipsizeMode::End,
+                                set_lines: 2,
+                                set_wrap: true,
+                                set_max_width_chars: 0,
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    fn init_model(
+        parent: Self::Init,
+        _index: &DynamicIndex,
+        _sender: FactoryComponentSender<Self>,
+    ) -> Self {
+
+        let mut sum = parent.summary.trim().to_string();
+        while sum.contains('\n') {
+            sum = sum.replace('\n', " ");
+        }
+        while sum.contains("  ") {
+            sum = sum.replace("  ", " ");
+        }
+
+        Self {
+            name: parent.name,
+            pkg: parent.pkg,
+            pname: parent.pname,
+            summary: sum,
+            icon: parent.icon,
+            installeduser: parent.installeduser,
+            installedsystem: parent.installedsystem,
+        }
+    }
+
+    fn output_to_parent_msg(output: Self::Output) -> Option<AppMsg> {
+        Some(match output {
+            PkgTileMsg::Open(x) => AppMsg::OpenPkg(x),
+        })
+    }
+}
diff --git a/src/ui/preferencespage.rs b/src/ui/preferencespage.rs
new file mode 100644
index 0000000..021508a
--- /dev/null
+++ b/src/ui/preferencespage.rs
@@ -0,0 +1,236 @@
+use std::path::PathBuf;
+
+use super::window::AppMsg;
+use adw::prelude::*;
+use relm4::*;
+use relm4_components::open_dialog::*;
+
+#[derive(Debug)]
+pub struct PreferencesPageModel {
+    hidden: bool,
+    configpath: PathBuf,
+    flake: Option<(PathBuf, String)>,
+    open_dialog: Controller<OpenDialog>,
+    flake_file_dialog: Controller<OpenDialog>,
+}
+
+#[derive(Debug)]
+pub enum PreferencesPageMsg {
+    Show(PathBuf, Option<(PathBuf, String)>),
+    Open,
+    OpenFlake,
+    SetConfigPath(PathBuf),
+    SetFlake(Option<(PathBuf, String)>),
+    SetFlakePath(PathBuf),
+    SetFlakeArg(String),
+    ModifyFlake,
+    Ignore,
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for PreferencesPageModel {
+    type InitParams = gtk::Window;
+    type Input = PreferencesPageMsg;
+    type Output = AppMsg;
+    type Widgets = PreferencesPageWidgets;
+
+    view! {
+        adw::PreferencesWindow {
+            #[watch]
+            set_visible: !model.hidden,
+            set_transient_for: Some(&parent_window),
+            set_modal: true,
+            set_search_enabled: false,
+            add = &adw::PreferencesPage {
+                add = &adw::PreferencesGroup {
+                    // set_title: "Preferences",
+                    add = &adw::ActionRow {
+                        set_title: "Configuration file",
+                        add_suffix = &gtk::Box {
+                            set_orientation: gtk::Orientation::Horizontal,
+                            set_halign: gtk::Align::End,
+                            set_valign: gtk::Align::Center,
+                            set_spacing: 10,
+                            gtk::Button {
+                                gtk::Box {
+                                    set_orientation: gtk::Orientation::Horizontal,
+                                    set_spacing: 5,
+                                    gtk::Image {
+                                        set_icon_name: Some("document-open-symbolic"),
+                                    },
+                                    gtk::Label {
+                                        #[watch]
+                                        set_label: {
+                                            let x = model.configpath.file_name().unwrap_or_default().to_str().unwrap_or_default();
+                                            if x.is_empty() {
+                                                "(None)"
+                                            } else {
+                                                x
+                                            }
+                                        }
+                                    }
+                                },
+                                connect_clicked[sender] => move |_| {
+                                    sender.input(PreferencesPageMsg::Open);
+                                }
+                            },
+                            gtk::Button {
+                                add_css_class: "flat",
+                                set_icon_name: "view-refresh-symbolic",
+                                connect_clicked[sender] => move |_| {
+                                    sender.input(PreferencesPageMsg::SetConfigPath(PathBuf::from("/etc/nixos/configuration.nix")));
+                                }
+                            }
+                        }
+                    },
+                    add = &adw::ActionRow {
+                        set_title: "Use nix flakes",
+                        add_suffix = &gtk::Switch {
+                            set_valign: gtk::Align::Center,
+                            connect_state_set[sender] => move |_, b| {
+                                if b {
+                                    sender.input(PreferencesPageMsg::SetFlake(Some((PathBuf::new(), String::default()))));
+                                } else {
+                                    sender.input(PreferencesPageMsg::SetFlake(None));
+                                }
+                                gtk::Inhibit(false)
+                            }
+                        }
+                    },
+                    add = &adw::ActionRow {
+                        set_title: "Flake file",
+                        #[watch]
+                        set_visible: model.flake.is_some(),
+                        add_suffix = &gtk::Box {
+                            set_orientation: gtk::Orientation::Horizontal,
+                            set_halign: gtk::Align::End,
+                            set_valign: gtk::Align::Center,
+                            set_spacing: 10,
+                            gtk::Button {
+                                gtk::Box {
+                                    set_orientation: gtk::Orientation::Horizontal,
+                                    set_spacing: 5,
+                                    gtk::Image {
+                                        set_icon_name: Some("document-open-symbolic"),
+                                    },
+                                    gtk::Label {
+                                        #[watch]
+                                        set_label: {
+                                            let x = if let Some((f, _)) = &model.flake {
+                                                f.file_name().unwrap_or_default().to_str().unwrap_or_default()
+                                            } else {
+                                                ""
+                                            };
+                                            if x.is_empty() {
+                                                "(None)"
+                                            } else {
+                                                x
+                                            }
+                                        }
+                                    }
+                                },
+                                connect_clicked[sender] => move |_| {
+                                    sender.input(PreferencesPageMsg::OpenFlake);
+                                }
+                            },
+                            gtk::Button {
+                                add_css_class: "flat",
+                                set_icon_name: "user-trash-symbolic",
+                                connect_clicked[sender] => move |_| {
+                                    sender.input(PreferencesPageMsg::SetFlakePath(PathBuf::new()));
+                                }
+                            }
+                        }
+                    },
+                    add = &adw::EntryRow {
+                        #[watch]
+                        set_visible: model.flake.is_some(),
+                        set_title: "Flake arguments (--flake path/to/flake.nix#<THIS ENTRY>)",
+                        connect_changed[sender] => move |x| {
+                            sender.input(PreferencesPageMsg::SetFlakeArg(x.text().to_string()));
+                        }
+                    }
+
+                }
+            }
+        }
+    }
+
+    fn init(
+        parent_window: Self::InitParams,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let open_dialog = OpenDialog::builder()
+            .transient_for_native(root)
+            .launch(OpenDialogSettings::default())
+            .forward(&sender.input, |response| match response {
+                OpenDialogResponse::Accept(path) => PreferencesPageMsg::SetConfigPath(path),
+                OpenDialogResponse::Cancel => PreferencesPageMsg::Ignore,
+            });
+        let flake_file_dialog = OpenDialog::builder()
+            .transient_for_native(root)
+            .launch(OpenDialogSettings::default())
+            .forward(&sender.input, |response| match response {
+                OpenDialogResponse::Accept(path) => PreferencesPageMsg::SetFlakePath(path),
+                OpenDialogResponse::Cancel => PreferencesPageMsg::Ignore,
+            });
+        let model = PreferencesPageModel {
+            hidden: true,
+            configpath: PathBuf::new(),
+            flake: None,
+            open_dialog,
+            flake_file_dialog,
+        };
+
+        let widgets = view_output!();
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        match msg {
+            PreferencesPageMsg::Show(path, flake) => {
+                self.configpath = path;
+                self.flake = flake;
+                self.hidden = false;
+                println!("FLAKE {:?}", self.flake);
+            }
+            PreferencesPageMsg::Open => self.open_dialog.emit(OpenDialogMsg::Open),
+            PreferencesPageMsg::OpenFlake => self.flake_file_dialog.emit(OpenDialogMsg::Open),
+            PreferencesPageMsg::SetConfigPath(path) => {
+                self.configpath = path.clone();
+                sender.output(AppMsg::UpdateSysconfig(path.to_string_lossy().to_string()));
+            }
+            PreferencesPageMsg::SetFlake(flake) => {
+                self.flake = flake;
+                println!("FLAKE {:?}", self.flake);
+                sender.input(PreferencesPageMsg::ModifyFlake)
+            }
+            PreferencesPageMsg::SetFlakePath(path) => {
+                self.flake = Some((
+                    path,
+                    self.flake.as_ref().map(|x| x.1.clone()).unwrap_or_default(),
+                ));
+                println!("FLAKE {:?}", self.flake);
+                sender.input(PreferencesPageMsg::ModifyFlake)
+            }
+            PreferencesPageMsg::SetFlakeArg(arg) => {
+                self.flake = Some((
+                    self.flake.as_ref().map(|x| x.0.clone()).unwrap_or_default(),
+                    arg,
+                ));
+                println!("FLAKE {:?}", self.flake);
+                sender.input(PreferencesPageMsg::ModifyFlake)
+            }
+            PreferencesPageMsg::ModifyFlake => {
+                let out = self
+                    .flake
+                    .as_ref()
+                    .map(|(path, arg)| format!("{}#{}", path.to_string_lossy(), arg));
+                sender.output(AppMsg::UpdateFlake(out.map(|x| x.strip_suffix('#').unwrap_or(&x).to_string())));
+            }
+            _ => {}
+        }
+    }
+}
diff --git a/src/ui/screenshotfactory.rs b/src/ui/screenshotfactory.rs
new file mode 100644
index 0000000..5f791a3
--- /dev/null
+++ b/src/ui/screenshotfactory.rs
@@ -0,0 +1,73 @@
+use relm4::adw::prelude::*;
+use relm4::{factory::*, *};
+
+use super::pkgpage::PkgMsg;
+
+#[derive(Default, Debug, PartialEq)]
+pub struct ScreenshotItem {
+    pub path: Option<String>,
+    pub error: bool,
+}
+
+#[derive(Debug)]
+pub enum ScreenshotItemMsg {}
+
+#[relm4::factory(pub)]
+impl FactoryComponent for ScreenshotItem {
+    type CommandOutput = ();
+    type Init = ();
+    type Input = ();
+    type Output = ScreenshotItemMsg;
+    type Widgets = PkgTileWidgets;
+    type ParentWidget = adw::Carousel;
+    type ParentMsg = PkgMsg;
+
+    view! {
+        gtk::Box {
+            set_margin_all: 15,
+            set_halign: gtk::Align::Center,
+            set_valign: gtk::Align::Fill,
+            set_vexpand: true,
+            gtk::Picture {
+                #[watch]
+                set_visible: self.path.is_some() && !self.error,
+                #[watch]
+                set_filename: self.path.as_ref(),
+                set_halign: gtk::Align::Center,
+                set_valign: gtk::Align::Center,
+                set_hexpand: true,
+                set_vexpand: true,
+            },
+            gtk::Spinner {
+                set_halign: gtk::Align::Center,
+                set_valign: gtk::Align::Center,
+                set_hexpand: true,
+                set_vexpand: true,
+                #[watch]
+                set_visible: self.path.is_none() && !self.error,
+                set_spinning: true,
+                set_height_request: 80,
+                set_width_request: 80,
+                set_margin_all: 30,
+            },
+            gtk::Image {
+                add_css_class: "error",
+                set_pixel_size: 64,
+                set_icon_name: Some("dialog-error-symbolic"),
+                #[watch]
+                set_visible: self.error,
+            }
+        }
+    }
+
+    fn init_model(
+        _parent: Self::Init,
+        _index: &DynamicIndex,
+        _sender: FactoryComponentSender<Self>,
+    ) -> Self {
+        Self {
+            path: None,
+            error: false,
+        }
+    }
+}
diff --git a/src/ui/searchpage.rs b/src/ui/searchpage.rs
new file mode 100644
index 0000000..d3d1cf4
--- /dev/null
+++ b/src/ui/searchpage.rs
@@ -0,0 +1,274 @@
+use std::{path::Path, collections::HashSet};
+use crate::APPINFO;
+
+use super::window::*;
+use adw::prelude::*;
+use relm4::{factory::*, *, gtk::pango};
+
+#[tracker::track]
+#[derive(Debug)]
+pub struct SearchPageModel {
+    #[tracker::no_eq]
+    searchitems: FactoryVecDeque<SearchItemModel>,
+    searchitemtracker: u8,
+}
+
+#[derive(Debug)]
+pub enum SearchPageMsg {
+    Open,
+    Search(Vec<SearchItem>),
+    UpdateInstalled(HashSet<String>, HashSet<String>),
+    Close,
+    OpenRow(gtk::ListBoxRow)
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for SearchPageModel {
+    type InitParams = ();
+    type Input = SearchPageMsg;
+    type Output = AppMsg;
+    type Widgets = SearchPageWidgets;
+
+    view! {
+        gtk::ScrolledWindow {
+            set_hscrollbar_policy: gtk::PolicyType::Never,
+            #[track(model.changed(SearchPageModel::searchitemtracker()))]
+            set_vadjustment: gtk::Adjustment::NONE,
+            adw::Clamp {
+                gtk::Stack {
+                    set_margin_all: 20,
+                    #[local_ref]
+                    searchlist -> gtk::ListBox {
+                        set_valign: gtk::Align::Start,
+                        add_css_class: "boxed-list",
+                        set_selection_mode: gtk::SelectionMode::None,
+                        connect_row_activated[sender] => move |_, row| {
+                            sender.input(SearchPageMsg::OpenRow(row.clone()));
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    fn init(
+        (): Self::InitParams,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let model = SearchPageModel {
+            searchitems: FactoryVecDeque::new(gtk::ListBox::new(), &sender.input),
+            searchitemtracker: 0,
+            tracker: 0,
+        };
+
+        let searchlist = model.searchitems.widget();
+
+        let widgets = view_output!();
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        self.reset();
+        match msg {
+            SearchPageMsg::Search(items) => {
+                let mut searchitem_guard = self.searchitems.guard();
+                searchitem_guard.clear();
+                for item in items {
+                    searchitem_guard.push_back(item);
+                }
+                searchitem_guard.drop();
+                self.update_searchitemtracker(|_| ());
+            }
+            SearchPageMsg::Open => {}
+            SearchPageMsg::Close => {}
+            SearchPageMsg::OpenRow(row) => {
+                let searchitem_guard = self.searchitems.guard();
+                for (i, child) in searchitem_guard.widget().iter_children().enumerate() {
+                    if child == row {
+                        if let Some(item) = searchitem_guard.get(i) {
+                            let pkg = &item.get_item().pkg;
+                            sender.output(AppMsg::OpenPkg(pkg.to_string()));
+                        }
+                    }
+                }
+            }
+            SearchPageMsg::UpdateInstalled(installeduserpkgs, installedsystempkgs) => {
+                let mut searchitem_guard = self.searchitems.guard();
+                for i in 0..searchitem_guard.len() {
+                    if let Some(item) = searchitem_guard.get_mut(i) {
+                        let mut pkgitem = item.get_mut_item();
+                        pkgitem.installeduser = installeduserpkgs.contains(&pkgitem.pname.to_string());
+                        pkgitem.installedsystem = installedsystempkgs.contains(&pkgitem.pkg.to_string());
+
+                    }
+                }
+            }
+        }
+    }
+}
+
+#[derive(Default, Debug, PartialEq)]
+pub struct SearchItem {
+    pub name: String,
+    pub pkg: String,
+    pub pname: String,
+    pub summary: Option<String>,
+    pub icon: Option<String>,
+    pub installeduser: bool,
+    pub installedsystem: bool,
+}
+
+#[tracker::track]
+#[derive(Default, Debug, PartialEq)]
+pub struct SearchItemModel {
+    pub item: SearchItem,
+}
+
+#[derive(Debug)]
+pub enum SearchItemMsg {}
+
+#[relm4::factory(pub)]
+impl FactoryComponent for SearchItemModel {
+    type CommandOutput = ();
+    type Init = SearchItem;
+    type Input = ();
+    type Output = SearchItemMsg;
+    type Widgets = SearchItemWidgets;
+    type ParentWidget = adw::gtk::ListBox;
+    type ParentMsg = SearchPageMsg;
+
+    view! {
+        adw::PreferencesRow {
+            #[wrap(Some)]
+            set_child = &gtk::Box {
+                set_orientation: gtk::Orientation::Horizontal,
+                set_hexpand: true,
+                set_spacing: 10,
+                set_margin_all: 10,
+                adw::Bin {
+                    set_valign: gtk::Align::Center,
+                    #[wrap(Some)]
+                    set_child = if self.item.icon.is_some() {
+                        gtk::Image {
+                            add_css_class: "icon-dropshadow",
+                            set_halign: gtk::Align::Start,
+                            set_from_file: {
+                                if let Some(i) = &self.item.icon {
+                                    let iconpath = format!("{}/icons/nixos/128x128/{}", APPINFO, i);
+                                    let iconpath64 = format!("{}/icons/nixos/64x64/{}", APPINFO, i);
+                                    if Path::new(&iconpath).is_file() {
+                                        Some(iconpath)
+                                    } else if Path::new(&iconpath64).is_file() {
+                                        Some(iconpath64)
+                                    } else {
+                                        None
+                                    }
+                                } else {
+                                    None
+                                }
+                            },
+                            set_pixel_size: 64,
+                        }
+                    } else {
+                        gtk::Image {
+                            add_css_class: "icon-dropshadow",
+                            set_halign: gtk::Align::Start,
+                            set_icon_name: Some("package-x-generic"),
+                            set_pixel_size: 64,
+                        }
+                    }
+                },
+                gtk::Overlay {
+                    add_overlay = &gtk::Box {
+                        set_orientation: gtk::Orientation::Horizontal,
+                        set_valign: gtk::Align::Start,
+                        set_halign: gtk::Align::End,
+                        gtk::Image {
+                            add_css_class: "accent",
+                            set_valign: gtk::Align::Start,
+                            set_halign: gtk::Align::End,
+                            set_icon_name: Some("emblem-default-symbolic"),
+                            #[watch]
+                            set_visible: self.item.installeduser,
+                        },
+                        gtk::Image {
+                            add_css_class: "success",
+                            set_valign: gtk::Align::Start,
+                            set_halign: gtk::Align::End,
+                            set_icon_name: Some("emblem-default-symbolic"),
+                            #[watch]
+                            set_visible: self.item.installedsystem,
+                        }
+                    },
+                    gtk::Box {
+                        set_orientation: gtk::Orientation::Vertical,
+                        set_halign: gtk::Align::Fill,
+                        set_valign: gtk::Align::Center,
+                        set_hexpand: true,
+                        set_spacing: 2,
+                        gtk::Label {
+                            set_halign: gtk::Align::Start,
+                            set_label: self.item.name.as_str(),
+                            set_ellipsize: pango::EllipsizeMode::End,
+                            set_lines: 1,
+                            set_wrap: true,
+                            set_max_width_chars: 0,
+                        },
+                        gtk::Label {
+                            set_halign: gtk::Align::Start,
+                            add_css_class: "dim-label",
+                            add_css_class: "caption",
+                            set_label: self.item.pkg.as_str(),
+                            set_ellipsize: pango::EllipsizeMode::End,
+                            set_lines: 1,
+                            set_wrap: true,
+                            set_max_width_chars: 0,
+                        },
+                        gtk::Label {
+                            set_halign: gtk::Align::Start,
+                            set_label: self.item.summary.as_deref().unwrap_or(""),
+                            set_visible: self.item.summary.is_some(),
+                            set_ellipsize: pango::EllipsizeMode::End,
+                            set_lines: 1,
+                            set_wrap: true,
+                            set_max_width_chars: 0,
+                        },
+                    }
+                }
+            }
+        }
+    }
+
+    fn init_model(
+        parent: Self::Init,
+        _index: &DynamicIndex,
+        _sender: FactoryComponentSender<Self>,
+    ) -> Self {
+        let sum = if let Some(s) = parent.summary {
+            let mut sum = s.trim().to_string();
+            while sum.contains('\n') {
+                sum = sum.replace('\n', " ");
+            }
+            while sum.contains("  ") {
+                sum = sum.replace("  ", " ");
+            }
+            Some(sum)
+        } else {
+            None
+        };
+
+        let item = SearchItem {
+            name: parent.name,
+            pkg: parent.pkg,
+            pname: parent.pname,
+            summary: sum,
+            icon: parent.icon,
+            installeduser: parent.installeduser,
+            installedsystem: parent.installedsystem,
+        };
+
+        Self { item, tracker: 0 }
+    }
+}
diff --git a/src/ui/updatedialog.rs b/src/ui/updatedialog.rs
new file mode 100644
index 0000000..301ba5d
--- /dev/null
+++ b/src/ui/updatedialog.rs
@@ -0,0 +1,137 @@
+use adw::prelude::*;
+use relm4::*;
+
+use super::updatepage::UpdatePageMsg;
+
+#[derive(Debug)]
+pub struct UpdateDialogModel {
+    hidden: bool,
+    message: String,
+    done: bool,
+    failed: bool,
+}
+
+#[derive(Debug)]
+pub enum UpdateDialogMsg {
+    Show(String),
+    Close,
+    Done,
+    Failed,
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for UpdateDialogModel {
+    type InitParams = gtk::Window;
+    type Input = UpdateDialogMsg;
+    type Output = UpdatePageMsg;
+    type Widgets = UpdateDialogWidgets;
+
+    view! {
+        dialog = adw::Window {
+            #[watch]
+            set_visible: !model.hidden,
+            set_transient_for: Some(&parent_window),
+            set_modal: true,
+            set_resizable: false,
+            set_default_width: 500,
+            set_default_height: 200,
+            add_css_class: "dialog",
+            add_css_class: "message",
+            gtk::Box {
+                set_orientation: gtk::Orientation::Vertical,
+                set_halign: gtk::Align::Fill,
+                set_valign: gtk::Align::Fill,
+                set_hexpand: true,
+                set_vexpand: true,
+                gtk::Box {
+                    set_orientation: gtk::Orientation::Vertical,
+                    set_halign: gtk::Align::Center,
+                    set_valign: gtk::Align::Center,
+                    set_hexpand: true,
+                    set_vexpand: true,
+                    set_margin_all: 15,
+                    set_spacing: 10,
+                    gtk::Label {
+                        #[watch]
+                        set_visible: !model.message.is_empty(),
+                        add_css_class: "title-1",
+                        #[watch]
+                        set_label: &model.message,
+                    },
+                    if model.done {
+                        gtk::Image {
+                            add_css_class: "success",
+                            set_icon_name: Some("emblem-ok-symbolic"),
+                            set_pixel_size: 128,
+                        }
+                    } else if model.failed {
+                        gtk::Image {
+                            add_css_class: "error",
+                            set_icon_name: Some("dialog-error-symbolic"),
+                            set_pixel_size: 128,
+                        }
+                    } else {
+                        gtk::Spinner {
+                            #[watch]
+                            set_visible: !model.done,
+                            #[watch]
+                            set_spinning: !model.done,
+                        }
+                    }
+                },                
+                gtk::Box {
+                    #[watch]
+                    set_visible: model.done || model.failed,
+                    add_css_class: "dialog-action-area",
+                    set_valign: gtk::Align::End,
+                    set_vexpand: true,
+                    set_orientation: gtk::Orientation::Horizontal,
+                    set_homogeneous: true,
+                    gtk::Button {
+                        set_label: "Close",
+                        connect_clicked[sender] => move |_| {
+                            sender.input(UpdateDialogMsg::Close);
+                        }
+                    }
+                },
+            }
+        }
+    }
+
+    fn init(
+        parent_window: Self::InitParams,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let model = UpdateDialogModel {
+            hidden: true,
+            done: false,
+            failed: false,
+            message: String::default(),
+        };
+
+        let widgets = view_output!();
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, _sender: ComponentSender<Self>) {
+        match msg {
+            UpdateDialogMsg::Show(desc) => {
+                self.message = desc;
+                self.hidden = false;
+                self.done = false;
+                self.failed = false;
+            }
+            UpdateDialogMsg::Close => {
+                self.hidden = true;
+            }
+            UpdateDialogMsg::Done => {
+                self.done = true;
+            }
+            UpdateDialogMsg::Failed => {
+                self.failed = true;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/ui/updatepage.rs b/src/ui/updatepage.rs
new file mode 100644
index 0000000..e7c3930
--- /dev/null
+++ b/src/ui/updatepage.rs
@@ -0,0 +1,537 @@
+use crate::{parse::{cache::channelver, config::{getconfig, NscConfig}}, APPINFO};
+
+use super::{pkgpage::InstallType, window::*, updatedialog::{UpdateDialogModel, UpdateDialogMsg}, updateworker::{UpdateAsyncHandler, UpdateAsyncHandlerMsg}};
+use adw::prelude::*;
+use relm4::{factory::*, gtk::pango, *};
+use std::{path::Path, convert::identity};
+
+#[tracker::track]
+#[derive(Debug)]
+pub struct UpdatePageModel {
+    #[tracker::no_eq]
+    updateuserlist: FactoryVecDeque<UpdateItemModel>,
+    #[tracker::no_eq]
+    updatesystemlist: FactoryVecDeque<UpdateItemModel>,
+    channelupdate: Option<(String, String)>,
+    #[tracker::no_eq]
+    updatedialog: Controller<UpdateDialogModel>,
+    #[tracker::no_eq]
+    updateworker: WorkerController<UpdateAsyncHandler>,
+    config: NscConfig,
+    updatetracker: u8,
+}
+
+#[derive(Debug)]
+pub enum UpdatePageMsg {
+    UpdateConfig(NscConfig),
+    Update(Vec<UpdateItem>, Vec<UpdateItem>),
+    OpenRow(usize, InstallType),
+    UpdateSystem,
+    UpdateAllUser,
+    UpdateUser(String),
+    UpdateChannels,
+    UpdateSystemAndChannels,
+    UpdateAll,
+    DoneWorking,
+    DoneLoading,
+    FailedWorking,
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for UpdatePageModel {
+    type InitParams = gtk::Window;
+    type Input = UpdatePageMsg;
+    type Output = AppMsg;
+    type Widgets = UpdatePageWidgets;
+
+    view! {
+        gtk::ScrolledWindow {
+            set_hscrollbar_policy: gtk::PolicyType::Never,
+            #[track(model.changed(UpdatePageModel::updatetracker()))]
+            set_vadjustment: gtk::Adjustment::NONE,
+            adw::Clamp {
+                if model.channelupdate.is_some() || !model.updateuserlist.is_empty() || !model.updatesystemlist.is_empty() {
+                    gtk::Box {
+                        set_orientation: gtk::Orientation::Vertical,
+                        set_valign: gtk::Align::Start,
+                        set_margin_all: 15,
+                        set_spacing: 15,
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Horizontal,
+                            set_hexpand: true,
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "title-2",
+                                set_label: "Updates",
+                            },
+                            gtk::Button {
+                                add_css_class: "suggested-action",
+                                set_halign: gtk::Align::End,
+                                set_valign: gtk::Align::Center,
+                                set_hexpand: true,
+                                set_label: "Update Everything",
+                                connect_clicked[sender] => move |_| {
+                                    sender.input(UpdatePageMsg::UpdateAll);
+                                }
+                            }
+                        },
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Horizontal,
+                            set_hexpand: true,
+                            #[watch]
+                            set_visible: model.channelupdate.is_some(),
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "title-4",
+                                set_label: "Channels",
+                            },
+                        },
+                        gtk::ListBox {
+                            set_valign: gtk::Align::Start,
+                            add_css_class: "boxed-list",
+                            set_selection_mode: gtk::SelectionMode::None,
+                            #[watch]
+                            set_visible: model.channelupdate.is_some(),
+                            adw::PreferencesRow {
+                                set_activatable: false,
+                                set_can_focus: false,
+                                #[wrap(Some)]
+                                set_child = &gtk::Box {
+                                    set_orientation: gtk::Orientation::Horizontal,
+                                    set_hexpand: true,
+                                    set_spacing: 10,
+                                    set_margin_all: 10,
+                                    adw::Bin {
+                                        set_valign: gtk::Align::Center,
+                                        gtk::Image {
+                                            add_css_class: "icon-dropshadow",
+                                            set_halign: gtk::Align::Start,
+                                            set_icon_name: Some("application-x-addon"),
+                                            set_pixel_size: 64,
+                                        }
+                                    },
+                                    gtk::Box {
+                                        set_orientation: gtk::Orientation::Vertical,
+                                        set_halign: gtk::Align::Fill,
+                                        set_valign: gtk::Align::Center,
+                                        set_hexpand: true,
+                                        set_spacing: 2,
+                                        gtk::Label {
+                                            set_halign: gtk::Align::Start,
+                                            set_label: "nixos",
+                                            set_ellipsize: pango::EllipsizeMode::End,
+                                            set_lines: 1,
+                                            set_wrap: true,
+                                            set_max_width_chars: 0,
+                                        },
+                                        gtk::Label {
+                                            set_halign: gtk::Align::Start,
+                                            add_css_class: "dim-label",
+                                            add_css_class: "caption",
+                                            set_label: {
+                                                &(if let Some((old, new)) = &model.channelupdate {
+                                                    format!("{} → {}", old, new)
+                                                } else {
+                                                    String::default()
+                                                })
+                                            },
+                                            set_visible: model.channelupdate.is_some(),
+                                            set_ellipsize: pango::EllipsizeMode::End,
+                                            set_lines: 1,
+                                            set_wrap: true,
+                                            set_max_width_chars: 0,
+                                        },
+                                    },
+                                    gtk::Box {
+                                        set_orientation: gtk::Orientation::Vertical,
+                                        set_spacing: 5,
+                                        set_halign: gtk::Align::End,
+                                        set_valign: gtk::Align::Center,
+                                        gtk::Button {
+                                            add_css_class: "suggested-action",
+                                            set_valign: gtk::Align::Center,
+                                            set_halign: gtk::Align::End,
+                                            set_label: "Update channel and system",
+                                            set_can_focus: false,
+                                            connect_clicked[sender] => move |_| {
+                                                sender.input(UpdatePageMsg::UpdateSystemAndChannels);
+                                            }
+                                        },
+                                        gtk::Button {
+                                            set_valign: gtk::Align::Center,
+                                            set_halign: gtk::Align::End,
+                                            set_label: "Update channel only",
+                                            set_can_focus: false,
+                                            connect_clicked[sender] => move |_| {
+                                                sender.input(UpdatePageMsg::UpdateChannels);
+                                            }
+                                        },
+                                    }
+                                }
+                            }
+                        },
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Horizontal,
+                            set_hexpand: true,
+                            #[watch]
+                            set_visible: !model.updateuserlist.is_empty(),
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "title-4",
+                                set_label: "User (nix-env)",
+                            },
+                            gtk::Button {
+                                add_css_class: "suggested-action",
+                                set_halign: gtk::Align::End,
+                                set_valign: gtk::Align::Center,
+                                set_hexpand: true,
+                                set_label: "Update All",
+                                connect_clicked[sender] => move |_| {
+                                    sender.input(UpdatePageMsg::UpdateAllUser);
+                                }
+                            }
+                        },
+                        #[local_ref]
+                        updateuserlist -> gtk::ListBox {
+                            set_valign: gtk::Align::Start,
+                            add_css_class: "boxed-list",
+                            set_selection_mode: gtk::SelectionMode::None,
+                            connect_row_activated[sender] => move |listbox, row| {
+                                if let Some(i) = listbox.index_of_child(row) {
+                                    sender.input(UpdatePageMsg::OpenRow(i as usize, InstallType::User));
+                                }
+                            },
+                            #[watch]
+                            set_visible: !model.updateuserlist.is_empty(),
+                        },
+                        gtk::Box {
+                            set_orientation: gtk::Orientation::Horizontal,
+                            set_hexpand: true,
+                            #[watch]
+                            set_visible: !model.updatesystemlist.is_empty(),
+                            gtk::Label {
+                                set_halign: gtk::Align::Start,
+                                add_css_class: "title-4",
+                                set_label: "System (configuration.nix)",
+                            },
+                            gtk::Button {
+                                add_css_class: "suggested-action",
+                                set_halign: gtk::Align::End,
+                                set_hexpand: true,
+                                set_valign: gtk::Align::Center,
+                                set_label: "Update All",
+                                connect_clicked[sender] => move |_|{
+                                    sender.input(UpdatePageMsg::UpdateSystem);
+                                },
+                            }
+                        },
+                        #[local_ref]
+                        updatesystemlist -> gtk::ListBox {
+                            set_valign: gtk::Align::Start,
+                            add_css_class: "boxed-list",
+                            set_selection_mode: gtk::SelectionMode::None,
+                            connect_row_activated[sender] => move |listbox, row| {
+                                if let Some(i) = listbox.index_of_child(row) {
+                                    sender.input(UpdatePageMsg::OpenRow(i as usize, InstallType::System));
+                                }
+                            },
+                            #[watch]
+                            set_visible: !model.updatesystemlist.is_empty(),
+                        }
+                    }
+                } else {
+                    gtk::Box {
+                        set_orientation: gtk::Orientation::Vertical,
+                        set_valign: gtk::Align::Center,
+                        set_halign: gtk::Align::Center,
+                        set_hexpand: true,
+                        set_vexpand: true,
+                        set_spacing: 10,
+                        gtk::Image {
+                            add_css_class: "success",
+                            set_icon_name: Some("emblem-ok-symbolic"),
+                            set_pixel_size: 256,
+                        },
+                        gtk::Label {
+                            add_css_class: "title-1",
+                            set_label: "Everything is up to date!"
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    fn init(
+        parent_window: Self::InitParams,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let updatedialog = UpdateDialogModel::builder()
+            .launch(parent_window.upcast())
+            .forward(sender.input_sender(), identity);
+        let updateworker = UpdateAsyncHandler::builder()
+            .detach_worker(())
+            .forward(sender.input_sender(), identity);
+
+        let config = getconfig();
+        updateworker.emit(UpdateAsyncHandlerMsg::UpdateConfig(config.clone()));
+
+        let model = UpdatePageModel {
+            updateuserlist: FactoryVecDeque::new(gtk::ListBox::new(), &sender.input),
+            updatesystemlist: FactoryVecDeque::new(gtk::ListBox::new(), &sender.input),
+            channelupdate: None,
+            updatetracker: 0,
+            updatedialog,
+            updateworker,
+            config,
+            tracker: 0,
+        };
+
+        let updateuserlist = model.updateuserlist.widget();
+        let updatesystemlist = model.updatesystemlist.widget();
+
+        let widgets = view_output!();
+
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        self.reset();
+        match msg {
+            UpdatePageMsg::UpdateConfig(config) => {
+                self.config = config;
+                self.updateworker.emit(UpdateAsyncHandlerMsg::UpdateConfig(self.config.clone()));
+            }
+            UpdatePageMsg::Update(updateuserlist, updatesystemlist) => {
+                self.channelupdate = channelver().unwrap_or(None);
+                self.update_updatetracker(|_| ());
+                let mut updateuserlist_guard = self.updateuserlist.guard();
+                updateuserlist_guard.clear();
+                for updateuser in updateuserlist {
+                    updateuserlist_guard.push_back(updateuser);
+                }
+                let mut updatesystemlist_guard = self.updatesystemlist.guard();
+                updatesystemlist_guard.clear();
+                for updatesystem in updatesystemlist {
+                    updatesystemlist_guard.push_back(updatesystem);
+                }
+            }
+            UpdatePageMsg::OpenRow(row, pkgtype) => match pkgtype {
+                InstallType::User => {
+                    let updateuserlist_guard = self.updateuserlist.guard();
+                    if let Some(item) = updateuserlist_guard.get(row) {
+                        if let Some(pkg) = &item.item.pkg {
+                            sender.output(AppMsg::OpenPkg(pkg.to_string()));
+                        }
+                    }
+                }
+                InstallType::System => {
+                    let updatesystemlist_guard = self.updatesystemlist.guard();
+                    if let Some(item) = updatesystemlist_guard.get(row) {
+                        if let Some(pkg) = &item.item.pkg {
+                            sender.output(AppMsg::OpenPkg(pkg.to_string()));
+                        }
+                    }
+                }
+            },
+            UpdatePageMsg::UpdateChannels => {
+                self.updatedialog.emit(UpdateDialogMsg::Show(String::from("Updating channels...")));
+                self.updateworker.emit(UpdateAsyncHandlerMsg::UpdateChannels);
+            }
+            UpdatePageMsg::UpdateSystemAndChannels => {
+                self.updatedialog.emit(UpdateDialogMsg::Show(String::from("Updating system and channels...")));
+                self.updateworker.emit(UpdateAsyncHandlerMsg::UpdateChannelsAndSystem);
+            }
+            UpdatePageMsg::UpdateSystem => {
+                self.updatedialog.emit(UpdateDialogMsg::Show(String::from("Updating system...")));
+                self.updateworker.emit(UpdateAsyncHandlerMsg::RebuildSystem);
+            }
+            UpdatePageMsg::UpdateUser(pkg) => {
+                println!("UPDATE USER PKG: {}", pkg);
+                eprintln!("unimplemented");
+                // self.updatedialog.emit(UpdateDialogMsg::Show(String::from("Updating user...")));
+                // self.updateworker.emit(UpdateAsyncHandlerMsg::RebuildUser);
+            }
+            UpdatePageMsg::UpdateAllUser => {
+                self.updatedialog.emit(UpdateDialogMsg::Show(String::from("Updating all user packages...")));
+                self.updateworker.emit(UpdateAsyncHandlerMsg::UpdateUserPkgs);
+            }
+            UpdatePageMsg::UpdateAll => {
+                self.updatedialog.emit(UpdateDialogMsg::Show(String::from("Updating everything...")));
+                self.updateworker.emit(UpdateAsyncHandlerMsg::UpdateAll);
+            }
+            UpdatePageMsg::DoneWorking => {
+                sender.output(AppMsg::ReloadUpdate);
+            }
+            UpdatePageMsg::DoneLoading => {
+                self.updatedialog.emit(UpdateDialogMsg::Done);
+            }
+            UpdatePageMsg::FailedWorking => {
+                self.updatedialog.emit(UpdateDialogMsg::Failed);
+            }
+        }
+    }
+}
+
+#[derive(Debug, PartialEq)]
+pub struct UpdateItem {
+    pub name: String,
+    pub pkg: Option<String>,
+    pub pname: String,
+    pub summary: Option<String>,
+    pub icon: Option<String>,
+    pub pkgtype: InstallType,
+    pub verfrom: Option<String>,
+    pub verto: Option<String>,
+}
+
+#[derive(Debug, PartialEq)]
+pub struct UpdateItemModel {
+    item: UpdateItem,
+}
+
+#[derive(Debug)]
+pub enum UpdateItemMsg {}
+
+#[relm4::factory(pub)]
+impl FactoryComponent for UpdateItemModel {
+    type CommandOutput = ();
+    type Init = UpdateItem;
+    type Input = ();
+    type Output = UpdateItemMsg;
+    type Widgets = UpdateItemWidgets;
+    type ParentWidget = adw::gtk::ListBox;
+    type ParentMsg = UpdatePageMsg;
+
+    view! {
+        adw::PreferencesRow {
+            set_activatable: self.item.pkg.is_some(),
+            set_can_focus: false,
+            #[wrap(Some)]
+            set_child = &gtk::Box {
+                set_orientation: gtk::Orientation::Horizontal,
+                set_hexpand: true,
+                set_spacing: 10,
+                set_margin_all: 10,
+                adw::Bin {
+                    set_valign: gtk::Align::Center,
+                    #[wrap(Some)]
+                    set_child = if self.item.icon.is_some() {
+                        gtk::Image {
+                            add_css_class: "icon-dropshadow",
+                            set_halign: gtk::Align::Start,
+                            set_from_file: {
+                                if let Some(i) = &self.item.icon {
+                                    let iconpath = format!("{}/icons/nixos/128x128/{}", APPINFO, i);
+                                    let iconpath64 = format!("{}/icons/nixos/64x64/{}", APPINFO, i);
+                                    if Path::new(&iconpath).is_file() {
+                                        Some(iconpath)
+                                    } else if Path::new(&iconpath64).is_file() {
+                                        Some(iconpath64)
+                                    } else {
+                                        None
+                                    }
+                                } else {
+                                    None
+                                }
+                            },
+                            set_pixel_size: 64,
+                        }
+                    } else {
+                        gtk::Image {
+                            add_css_class: "icon-dropshadow",
+                            set_halign: gtk::Align::Start,
+                            set_icon_name: Some("package-x-generic"),
+                            set_pixel_size: 64,
+                        }
+                    }
+                },
+                gtk::Box {
+                    set_orientation: gtk::Orientation::Vertical,
+                    set_halign: gtk::Align::Fill,
+                    set_valign: gtk::Align::Center,
+                    set_hexpand: true,
+                    set_spacing: 2,
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        set_label: self.item.name.as_str(),
+                        set_ellipsize: pango::EllipsizeMode::End,
+                        set_lines: 1,
+                        set_wrap: true,
+                        set_max_width_chars: 0,
+                    },
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        add_css_class: "dim-label",
+                        add_css_class: "caption",
+                        set_label: {
+                            &(if let Some(old) = &self.item.verfrom {
+                                if let Some(new) = &self.item.verto {
+                                    format!("{} → {}", old, new)
+                                } else {
+                                    String::default()
+                                }
+                            } else {
+                                String::default()
+                            })
+                        },
+                        set_visible: self.item.verfrom.is_some() && self.item.verto.is_some(),
+                        set_ellipsize: pango::EllipsizeMode::End,
+                        set_lines: 1,
+                        set_wrap: true,
+                        set_max_width_chars: 0,
+                    },
+                    gtk::Label {
+                        set_halign: gtk::Align::Start,
+                        set_label: self.item.summary.as_deref().unwrap_or(""),
+                        set_visible: self.item.summary.is_some(),
+                        set_ellipsize: pango::EllipsizeMode::End,
+                        set_lines: 1,
+                        set_wrap: true,
+                        set_max_width_chars: 0,
+                    },
+                },
+                // gtk::Button {
+                //     set_visible: self.item.pkgtype == InstallType::User,
+                //     set_valign: gtk::Align::Center,
+                //     set_halign: gtk::Align::End,
+                //     set_label: "Update",
+                //     set_can_focus: false,
+                // }
+            }
+        }
+    }
+
+    fn init_model(
+        parent: Self::Init,
+        _index: &DynamicIndex,
+        _sender: FactoryComponentSender<Self>,
+    ) -> Self {
+        let sum = if let Some(s) = parent.summary {
+            let mut sum = s.trim().to_string();
+            while sum.contains('\n') {
+                sum = sum.replace('\n', " ");
+            }
+            while sum.contains("  ") {
+                sum = sum.replace("  ", " ");
+            }
+            Some(sum)
+        } else {
+            None
+        };
+
+        let item = UpdateItem {
+            name: parent.name,
+            pkg: parent.pkg,
+            pname: parent.pname,
+            summary: sum,
+            icon: parent.icon,
+            pkgtype: parent.pkgtype,
+            verfrom: parent.verfrom,
+            verto: parent.verto,
+        };
+
+        Self { item }
+    }
+}
diff --git a/src/ui/updateworker.rs b/src/ui/updateworker.rs
new file mode 100644
index 0000000..4fc0cef
--- /dev/null
+++ b/src/ui/updateworker.rs
@@ -0,0 +1,261 @@
+use std::{error::Error, path::Path, process::Stdio};
+use relm4::*;
+use tokio::io::AsyncBufReadExt;
+
+use crate::parse::config::NscConfig;
+
+use super::updatepage::UpdatePageMsg;
+
+#[tracker::track]
+#[derive(Debug)]
+pub struct UpdateAsyncHandler {
+    #[tracker::no_eq]
+    process: Option<JoinHandle<()>>,
+    systemconfig: String,
+    flakeargs: Option<String>,
+}
+
+#[derive(Debug)]
+pub enum UpdateAsyncHandlerMsg {
+    UpdateConfig(NscConfig),
+
+    UpdateChannels,
+    UpdateChannelsAndSystem,
+
+    RebuildSystem,
+    UpdateUserPkgs,
+
+    UpdateAll,
+}
+
+enum NscCmd {
+    Rebuild,
+    Channel,
+    All,
+}
+
+impl Worker for UpdateAsyncHandler {
+    type InitParams = ();
+    type Input = UpdateAsyncHandlerMsg;
+    type Output = UpdatePageMsg;
+
+    fn init(_params: Self::InitParams, _sender: relm4::ComponentSender<Self>) -> Self {
+        Self {
+            process: None,
+            systemconfig: String::default(),
+            flakeargs: None,
+            tracker: 0,
+        }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        match msg {
+            UpdateAsyncHandlerMsg::UpdateConfig(config) => {
+                self.systemconfig = config.systemconfig;
+                self.flakeargs = config.flake;
+            }
+            UpdateAsyncHandlerMsg::UpdateChannels => {
+                let systenconfig = self.systemconfig.clone();
+                let flakeargs = self.flakeargs.clone();
+                relm4::spawn(async move {
+                    println!("STARTED");
+                    let result = runcmd(NscCmd::Channel, systenconfig, flakeargs).await;
+                    match result {
+                        Ok(true) => {
+                            println!("CHANNEL DONE");
+                            sender.output(UpdatePageMsg::DoneWorking);
+                        }
+                        _ => {
+                            println!("CHANNEL FAILED");
+                            sender.output(UpdatePageMsg::FailedWorking);
+                        }
+                    }
+                });
+            }
+            UpdateAsyncHandlerMsg::UpdateChannelsAndSystem => {
+                let systenconfig = self.systemconfig.clone();
+                let flakeargs = self.flakeargs.clone();
+                relm4::spawn(async move {
+                    println!("STARTED");
+                    let result = runcmd(NscCmd::All, systenconfig, flakeargs).await;
+                    match result {
+                        Ok(true) => {
+                            println!("ALL DONE");
+                            sender.output(UpdatePageMsg::DoneWorking);
+                        }
+                        _ => {
+                            println!("ALL FAILED");
+                            sender.output(UpdatePageMsg::FailedWorking);
+                        }
+                    }
+                });
+            }
+            UpdateAsyncHandlerMsg::RebuildSystem => {
+                let systenconfig = self.systemconfig.clone();
+                let flakeargs = self.flakeargs.clone();
+                relm4::spawn(async move {
+                    println!("STARTED");
+                    let result = runcmd(NscCmd::Rebuild, systenconfig, flakeargs).await;
+                    match result {
+                        Ok(true) => {
+                            println!("REBUILD DONE");
+                            sender.output(UpdatePageMsg::DoneWorking);
+                        }
+                        _ => {
+                            println!("REBUILD FAILED");
+                            sender.output(UpdatePageMsg::FailedWorking);
+                        }
+                    }
+                });
+            }
+            UpdateAsyncHandlerMsg::UpdateUserPkgs => {
+                relm4::spawn(async move {
+                    println!("STARTED");
+                    let result = updateenv().await;
+                    match result {
+                        Ok(true) => {
+                            println!("USER DONE");
+                            sender.output(UpdatePageMsg::DoneWorking);
+                        }
+                        _ => {
+                            println!("USER FAILED");
+                            sender.output(UpdatePageMsg::FailedWorking);
+                        }
+                    }
+                });
+            }
+            UpdateAsyncHandlerMsg::UpdateAll => {
+                let systenconfig = self.systemconfig.clone();
+                let flakeargs = self.flakeargs.clone();
+                relm4::spawn(async move {
+                    println!("STARTED");
+                    let result = runcmd(NscCmd::All, systenconfig, flakeargs).await;
+                    match result {
+                        Ok(true) => {
+                            println!("ALL pkexec DONE");
+                            match updateenv().await {
+                                Ok(true) => {
+                                    println!("ALL DONE");
+                                    sender.output(UpdatePageMsg::DoneWorking);
+                                }
+                                _ => {
+                                    println!("ALL FAILED");
+                                    sender.output(UpdatePageMsg::FailedWorking);
+                                }
+                            }
+                        }
+                        _ => {
+                            println!("ALL FAILED");
+                            sender.output(UpdatePageMsg::FailedWorking);
+                        }
+                    }
+                });
+            }
+        }
+    }
+}
+
+async fn runcmd(
+    cmd: NscCmd,
+    _systemconfig: String,
+    flakeargs: Option<String>,
+) -> Result<bool, Box<dyn Error + Send + Sync>> {
+    let exe = match std::env::current_exe() {
+        Ok(mut e) => {
+            e.pop(); // root/bin
+                     // e.pop(); // root/
+                     // e.push("libexec"); // root/libexec
+            e.push("nsc-helper");
+            let x = e.to_string_lossy().to_string();
+            println!("CURRENT PATH {}", x);
+            if Path::new(&x).is_file() {
+                x
+            } else {
+                String::from("nsc-helper")
+            }
+        }
+        Err(_) => String::from("nsc-helper"),
+    };
+
+    let rebuildargs = if let Some(x) = flakeargs {
+        let mut v = vec![String::from("--flake")];
+        for arg in x.split(' ') {
+            if !arg.is_empty() {
+                v.push(String::from(arg));
+            }
+        }
+        v
+    } else {
+        vec![]
+    };
+
+    let mut cmd = match cmd {
+        NscCmd::Rebuild => tokio::process::Command::new("pkexec")
+            .arg(&exe)
+            .arg("rebuild")
+            .arg("--")
+            .arg("switch")
+            .args(&rebuildargs)
+            .stderr(Stdio::piped())
+            .spawn()?,
+        NscCmd::Channel => tokio::process::Command::new("pkexec")
+            .arg(&exe)
+            .arg("channel")
+            .stderr(Stdio::piped())
+            .spawn()?,
+        NscCmd::All => tokio::process::Command::new("pkexec")
+            .arg(&exe)
+            .arg("channel")
+            .arg("--rebuild")
+            .arg("--")
+            .arg("switch")
+            .args(&rebuildargs)
+            .stderr(Stdio::piped())
+            .spawn()?,
+    };
+
+    println!("SENT INPUT");
+    let stderr = cmd.stderr.take().unwrap();
+    let reader = tokio::io::BufReader::new(stderr);
+
+    let mut lines = reader.lines();
+    while let Ok(Some(line)) = lines.next_line().await {
+        println!("CAUGHT REBUILD LINE: {}", line);
+    }
+    println!("READER DONE");
+    if cmd.wait().await?.success() {
+        println!("SUCCESS");
+        // sender.input(InstallAsyncHandlerMsg::SetPid(None));
+        Ok(true)
+    } else {
+        println!("FAILURE");
+        // sender.input(InstallAsyncHandlerMsg::SetPid(None));
+        Ok(false)
+    }
+}
+
+async fn updateenv() -> Result<bool, Box<dyn Error + Send + Sync>> {
+    let mut cmd = tokio::process::Command::new("nix-env")
+        .arg("-u")
+        .stderr(Stdio::piped())
+        .spawn()?;
+
+    println!("SENT INPUT");
+    let stderr = cmd.stderr.take().unwrap();
+    let reader = tokio::io::BufReader::new(stderr);
+
+    let mut lines = reader.lines();
+    while let Ok(Some(line)) = lines.next_line().await {
+        println!("CAUGHT NIXENV LINE: {}", line);
+    }
+    println!("READER DONE");
+    if cmd.wait().await?.success() {
+        println!("SUCCESS");
+        // sender.input(InstallAsyncHandlerMsg::SetPid(None));
+        Ok(true)
+    } else {
+        println!("FAILURE");
+        // sender.input(InstallAsyncHandlerMsg::SetPid(None));
+        Ok(false)
+    }
+}
diff --git a/src/ui/window.rs b/src/ui/window.rs
new file mode 100644
index 0000000..0b94cdc
--- /dev/null
+++ b/src/ui/window.rs
@@ -0,0 +1,1236 @@
+use std::{collections::{HashMap, HashSet}, convert::identity, error::Error, process::Command, fs, io, path::PathBuf};
+use ijson::IValue;
+use relm4::{actions::*, factory::*, *};
+use adw::prelude::*;
+use edit_distance;
+use spdx::Expression;
+use crate::{parse::{packages::{Package, LicenseEnum, Platform}, cache::uptodate, config::{NscConfig, getconfig, editconfig}}, ui::installedpage::InstalledItem, APPINFO};
+
+use super::{
+    categories::{PkgGroup, PkgCategory},
+    pkgtile::PkgTile,
+    pkgpage::{PkgModel, PkgMsg, PkgInitModel, self, InstallType, WorkPkg},
+    windowloading::{LoadErrorModel, LoadErrorMsg, WindowAsyncHandler, WindowAsyncHandlerMsg, CacheReturn}, searchpage::{SearchPageModel, SearchPageMsg, SearchItem}, installedpage::{InstalledPageModel, InstalledPageMsg}, updatepage::{UpdatePageModel, UpdatePageMsg, UpdateItem}, about::{AboutPageModel, AboutPageMsg}, preferencespage::{PreferencesPageModel, PreferencesPageMsg}, categorypage::{CategoryPageModel, CategoryPageMsg}, categorytile::CategoryTile,
+};
+
+#[derive(PartialEq)]
+enum Page {
+    FrontPage,
+    PkgPage,
+}
+
+#[derive(PartialEq)]
+enum MainPage {
+    FrontPage,
+    CategoryPage,
+}
+
+#[tracker::track]
+pub struct AppModel {
+    application: adw::Application,
+    mainwindow: adw::ApplicationWindow,
+    config: NscConfig,
+    #[tracker::no_eq]
+    windowloading: WorkerController<WindowAsyncHandler>,
+    #[tracker::no_eq]
+    loaderrordialog: Controller<LoadErrorModel>,
+    busy: bool,
+    page: Page,
+    mainpage: MainPage,
+    #[tracker::no_eq]
+    pkgs: HashMap<String, Package>,
+    syspkgs: HashMap<String, String>,
+    // pkgset: HashSet<String>,
+    pkgitems: HashMap<String, PkgItem>,
+    installeduserpkgs: HashMap<String, String>,
+    installedsystempkgs: HashSet<String>,
+    categoryrec: HashMap<PkgCategory, Vec<String>>,
+    categoryall: HashMap<PkgCategory, Vec<String>>,
+    #[tracker::no_eq]
+    recommendedapps: FactoryVecDeque<PkgTile>,
+    #[tracker::no_eq]
+    categories: FactoryVecDeque<PkgGroup>,
+    #[tracker::no_eq]
+    pkgpage: Controller<PkgModel>,
+    #[tracker::no_eq]
+    searchpage: Controller<SearchPageModel>,
+    #[tracker::no_eq]
+    categorypage: Controller<CategoryPageModel>,
+    searching: bool,
+    searchquery: String,
+    vschild: String,
+    showvsbar: bool,
+    #[tracker::no_eq]
+    installedpage: Controller<InstalledPageModel>,
+    #[tracker::no_eq]
+    updatepage: Controller<UpdatePageModel>,
+    viewstack: adw::ViewStack,
+    installedpagebusy: Vec<(String, InstallType)>,
+}
+
+#[derive(Debug)]
+pub enum AppMsg {
+    UpdateSysconfig(String),
+    UpdateFlake(Option<String>),
+    TryLoad,
+    ReloadUpdate,
+    Close,
+    LoadError(String, String),
+    Initialize(HashMap<String, Package>, Vec<String>, HashMap<String, String>, HashMap<PkgCategory, Vec<String>>, HashMap<PkgCategory, Vec<String>>),
+    ReloadUpdateItems(HashMap<String, Package>, HashMap<String, String>),
+    OpenPkg(String),
+    FrontPage,
+    FrontFrontPage,
+    UpdatePkgs(Option<Vec<String>>),
+    UpdateInstalledPkgs,
+    UpdateUpdatePkgs,
+    UpdateCategoryPkgs,
+    // AddUserPkg(String),
+    // RemoveUserPkg(String),
+    // AddSystemPkg(String),
+    // RemoveSystemPkg(String),
+    SetSearch(bool),
+    SetVsBar(bool),
+    SetVsChild(String),
+    Search(String),
+    OpenAboutPage,
+    OpenPreferencesPage,
+    AddInstalledToWorkQueue(WorkPkg),
+    RemoveInstalledBusy(WorkPkg),
+    OpenCategoryPage(PkgCategory),
+    LoadCategory(PkgCategory)
+    // OpenWithScrnshots(String, Option<Vec<String>>),
+}
+
+#[derive(Debug, Clone, PartialEq)]
+pub struct PkgItem {
+    pkg: String,
+    pname: String,
+    name: String,
+    version: String,
+    summary: Option<String>,
+    icon: Option<String>,
+}
+
+#[derive(Debug)]
+pub enum AppAsyncMsg {
+    Search(String, Vec<SearchItem>)
+}
+
+#[relm4::component(pub)]
+impl Component for AppModel {
+    type Init = adw::Application;
+    type Input = AppMsg;
+    type Output = ();
+    type Widgets = AppWidgets;
+    type CommandOutput = AppAsyncMsg;
+
+    view! {
+        #[name(main_window)]
+        adw::ApplicationWindow {
+            set_default_width: 1150,
+            set_default_height: 800,
+            #[name(main_stack)]
+            if model.busy {
+                gtk::Box {
+                    set_vexpand: true,
+                    set_halign: gtk::Align::Fill,
+                    set_valign: gtk::Align::Fill,
+                    set_orientation: gtk::Orientation::Vertical,
+                    adw::HeaderBar {
+                        add_css_class: "flat",
+                        #[wrap(Some)]
+                        set_title_widget = &gtk::Label {
+                            set_label: "Nix Software Center"
+                        }
+                    },
+                    gtk::Box {
+                        set_orientation: gtk::Orientation::Vertical,
+                        set_halign: gtk::Align::Center,
+                        set_valign: gtk::Align::Center,
+                        set_hexpand: true,
+                        set_vexpand: true,
+                        gtk::Spinner {
+                            set_spinning: true,
+                            set_height_request: 80,
+                        },
+                        gtk::Label {
+                            set_label: "Loading...",
+                        },
+                    }
+                }
+            } else {
+                #[name(main_leaf)]
+                adw::Leaflet {
+                    set_can_unfold: false,
+                    set_homogeneous: false,
+                    set_transition_type: adw::LeafletTransitionType::Over,
+                    set_can_navigate_back: true,
+                    #[name(front_leaf)]
+                    append = &adw::Leaflet {
+                        set_can_unfold: false,
+                        set_homogeneous: false,
+                        set_transition_type: adw::LeafletTransitionType::Over,
+                        set_can_navigate_back: true,
+                        #[name(main_box)]
+                        append = &gtk::Box {
+                            set_orientation: gtk::Orientation::Vertical,
+                            adw::HeaderBar {
+                                set_centering_policy: adw::CenteringPolicy::Strict,
+                                pack_start: searchbtn = &gtk::ToggleButton {
+                                    add_css_class: "flat",
+                                    set_icon_name: "system-search-symbolic",
+                                    #[watch]
+                                    #[block_signal(searchtoggle)]
+                                    set_active: model.searching,
+                                    connect_toggled[sender] => move |x| {
+                                        println!("TOGGLED TO {}", x.is_active());
+                                        sender.input(AppMsg::SetSearch(x.is_active()))
+                                    } @searchtoggle
+    
+                                },
+                                #[name(viewswitchertitle)]
+                                #[wrap(Some)]
+                                set_title_widget = &adw::ViewSwitcherTitle {
+                                    set_title: "Nix Software Center",
+                                    set_stack: Some(viewstack),
+                                    connect_title_visible_notify[sender] => move |x| {
+                                        println!("TITLE NOTIFY: {}", x.is_title_visible());
+                                        sender.input(AppMsg::SetVsBar(x.is_title_visible()))
+                                    },
+                                },
+                                pack_end: menu = &gtk::MenuButton {
+                                    add_css_class: "flat",
+                                    set_icon_name: "open-menu-symbolic",
+                                    #[wrap(Some)]
+                                    set_popover = &gtk::PopoverMenu::from_model(Some(&mainmenu)) {
+                                        add_css_class: "menu"
+                                    }
+                                }
+                            },
+                            gtk::SearchBar {
+                                #[watch]
+                                set_search_mode: model.searching,
+                                #[wrap(Some)]
+                                set_child = &adw::Clamp {
+                                    set_hexpand: true,
+                                    gtk::SearchEntry {
+                                        #[track(model.changed(AppModel::searching()) && model.searching)]
+                                        grab_focus: (),
+                                        #[track(model.changed(AppModel::searching()) && !model.searching)]
+                                        set_text: "",
+                                        connect_search_changed[sender] => move |x| {
+                                            if x.text().len() > 1 {
+                                                sender.input(AppMsg::Search(x.text().to_string()))
+                                            }
+                                        }
+                                    }
+                                }
+                            },
+                            #[local_ref]
+                            viewstack -> adw::ViewStack {
+                                connect_visible_child_notify[sender] => move |x| {
+                                    println!("VISIBLE CHILD NOTIFY: {:?}", x.visible_child_name());
+                                    if let Some(c) = x.visible_child_name() {
+                                        sender.input(AppMsg::SetVsChild(c.to_string()))
+                                    }
+                                },
+                                #[name(frontpage)]
+                                add = &gtk::ScrolledWindow {
+                                    set_vexpand: true,
+                                    set_hexpand: true,
+                                    set_hscrollbar_policy: gtk::PolicyType::Never,
+                                    adw::Clamp {
+                                        set_maximum_size: 1000,
+                                        set_tightening_threshold: 750,
+                                        gtk::Box {
+                                            set_orientation: gtk::Orientation::Vertical,
+                                            set_valign: gtk::Align::Start,
+                                            set_margin_all: 15,
+                                            set_spacing: 15,
+                                            gtk::Label {
+                                                set_halign: gtk::Align::Start,
+                                                add_css_class: "title-4",
+                                                set_label: "Categories",
+                                            },
+                                            #[local_ref]
+                                            categorybox -> gtk::FlowBox {
+                                                set_halign: gtk::Align::Fill,
+                                                set_hexpand: true,
+                                                set_valign: gtk::Align::Center,
+                                                set_orientation: gtk::Orientation::Horizontal,
+                                                set_selection_mode: gtk::SelectionMode::None,
+                                                set_homogeneous: true,
+                                                set_max_children_per_line: 3,
+                                                set_min_children_per_line: 2,
+                                                set_column_spacing: 14,
+                                                set_row_spacing: 14,
+                                            },
+                                            gtk::Label {
+                                                set_halign: gtk::Align::Start,
+                                                add_css_class: "title-4",
+                                                set_label: "Recommended",
+                                            },
+                                            #[local_ref]
+                                            recbox -> gtk::FlowBox {
+                                                set_halign: gtk::Align::Fill,
+                                                set_hexpand: true,
+                                                set_valign: gtk::Align::Center,
+                                                set_orientation: gtk::Orientation::Horizontal,
+                                                set_selection_mode: gtk::SelectionMode::None,
+                                                set_homogeneous: true,
+                                                set_max_children_per_line: 3,
+                                                set_min_children_per_line: 1,
+                                                set_column_spacing: 14,
+                                                set_row_spacing: 14,
+                                            }
+                                        }
+                                    }
+                                },
+                                add: model.installedpage.widget(),
+                                add: model.searchpage.widget(),
+                                add: model.updatepage.widget(),
+                            },
+                            adw::ViewSwitcherBar {
+                                set_stack: Some(viewstack),
+                                #[track(model.changed(AppModel::showvsbar()))]
+                                set_reveal: model.showvsbar,
+                            }
+                        },
+                        append: model.categorypage.widget(),
+                    },
+                    append: model.pkgpage.widget()
+                }
+            }
+        }
+    }
+
+    menu! {
+        mainmenu: {
+            "Preferences" => PreferencesAction,
+            "About" => AboutAction,
+        }
+    }
+
+    fn pre_view() {
+        match model.page {
+            Page::FrontPage => {
+                main_leaf.set_visible_child(front_leaf);
+            }
+            Page::PkgPage => {
+                main_leaf.set_visible_child(model.pkgpage.widget());
+            }
+        }
+        match model.mainpage {
+            MainPage::FrontPage => {
+                front_leaf.set_visible_child(main_box);
+            }
+            MainPage::CategoryPage => {
+                front_leaf.set_visible_child(model.categorypage.widget());
+            }
+        }
+    }
+
+    fn init(
+        application: Self::Init,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let windowloading = WindowAsyncHandler::builder()
+            .detach_worker(())
+            .forward(sender.input_sender(), identity);
+        let loaderrordialog = LoadErrorModel::builder()
+            .launch(root.clone().upcast())
+            .forward(sender.input_sender(), identity);
+        let pkgpage = PkgModel::builder()
+            .launch(())
+            .forward(sender.input_sender(), identity);
+        let searchpage = SearchPageModel::builder()
+            .launch(())
+            .forward(sender.input_sender(), identity);
+        let categorypage = CategoryPageModel::builder()
+            .launch(())
+            .forward(sender.input_sender(), identity);
+        let installedpage = InstalledPageModel::builder()
+            .launch(())
+            .forward(sender.input_sender(), identity);
+        let updatepage = UpdatePageModel::builder()
+            .launch(root.clone().upcast())
+            .forward(sender.input_sender(), identity);
+        let viewstack = adw::ViewStack::new();
+
+        let config = getconfig();
+
+        let model = AppModel {
+            application,
+            mainwindow: root.clone(),
+            config,
+            windowloading,
+            loaderrordialog,
+            busy: true,
+            page: Page::FrontPage,
+            mainpage: MainPage::FrontPage,
+            pkgs: HashMap::new(),
+            syspkgs: HashMap::new(),
+            pkgitems: HashMap::new(),
+            installeduserpkgs: HashMap::new(),
+            installedsystempkgs: HashSet::new(),
+            categoryrec: HashMap::new(),
+            categoryall: HashMap::new(),
+            recommendedapps: FactoryVecDeque::new(gtk::FlowBox::new(), &sender.input),
+            categories: FactoryVecDeque::new(gtk::FlowBox::new(), &sender.input),
+            pkgpage,
+            searchpage,
+            categorypage,
+            searching: false,
+            searchquery: String::default(),
+            vschild: String::default(),
+            showvsbar: false,
+            installedpage,
+            updatepage,
+            viewstack,
+            installedpagebusy: vec![],
+            tracker: 0,
+        };
+
+        model.windowloading.emit(WindowAsyncHandlerMsg::CheckCache(CacheReturn::Init));
+        let recbox = model.recommendedapps.widget();
+        let categorybox = model.categories.widget();
+        let viewstack = &model.viewstack;
+
+        let widgets = view_output!();
+
+        let group = RelmActionGroup::<MenuActionGroup>::new();
+        let aboutpage: RelmAction<AboutAction> = {
+            let sender = sender.clone();
+            RelmAction::new_stateless(move |_| {
+                sender.input(AppMsg::OpenAboutPage);
+            })
+        };
+
+        let prefernecespage: RelmAction<PreferencesAction> = {
+            let sender = sender;
+            RelmAction::new_stateless(move |_| {
+                sender.input(AppMsg::OpenPreferencesPage);
+            })
+        };
+
+        group.add_action(aboutpage);
+        group.add_action(prefernecespage);
+        let actions = group.into_action_group();
+        widgets
+            .main_window
+            .insert_action_group("menu", Some(&actions));
+
+        widgets.main_stack.set_vhomogeneous(false);
+        widgets.main_stack.set_hhomogeneous(false);
+        let frontvs = widgets.viewstack.page(&widgets.frontpage);
+        let installedvs = widgets.viewstack.page(model.installedpage.widget());
+        let updatesvs = widgets.viewstack.page(model.updatepage.widget());
+        let searchvs = widgets.viewstack.page(model.searchpage.widget());
+        frontvs.set_title(Some("Explore"));
+        installedvs.set_title(Some("Installed"));
+        updatesvs.set_title(Some("Updates"));
+        frontvs.set_name(Some("explore"));
+        installedvs.set_name(Some("installed"));
+        searchvs.set_name(Some("search"));
+        updatesvs.set_name(Some("updates"));
+        
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        self.reset();
+        match msg {
+            AppMsg::TryLoad => {
+                self.busy = true;
+                self.windowloading.emit(WindowAsyncHandlerMsg::CheckCache(CacheReturn::Init));
+            }
+            AppMsg::ReloadUpdate => {
+                self.windowloading.emit(WindowAsyncHandlerMsg::CheckCache(CacheReturn::Update));
+            }
+            AppMsg::Close => {
+                self.application.quit();
+            }
+            AppMsg::LoadError(msg, msg2) => {
+                self.busy = false;
+                self.loaderrordialog.emit(LoadErrorMsg::Show(msg, msg2));
+            }
+            AppMsg::UpdateSysconfig(systemconfig) => {
+                self.config = NscConfig {
+                    systemconfig,
+                    flake: self.config.flake.clone(),
+                };
+                if editconfig(self.config.clone()).is_err() {
+                    eprintln!("Failed to update config");
+                }
+                self.pkgpage.emit(PkgMsg::UpdateConfig(self.config.clone()));
+                self.updatepage.emit(UpdatePageMsg::UpdateConfig(self.config.clone()));
+                sender.input(AppMsg::UpdatePkgs(None))
+            }
+            AppMsg::UpdateFlake(flake) => {
+                self.config = NscConfig {
+                    systemconfig: self.config.systemconfig.clone(),
+                    flake,
+                };
+                if editconfig(self.config.clone()).is_err() {
+                    eprintln!("Failed to update config");
+                }
+                self.pkgpage.emit(PkgMsg::UpdateConfig(self.config.clone()));
+                self.updatepage.emit(UpdatePageMsg::UpdateConfig(self.config.clone()));
+            }
+            AppMsg::Initialize(pkgs, recommendedapps, syspkgs, categoryrec, categoryall) => {
+                self.syspkgs = syspkgs;
+                self.categoryrec = categoryrec;
+                self.categoryall = categoryall;
+                let mut pkgitems = HashMap::new();
+                for (pkg, pkgdata) in &pkgs {
+                    // if let Some(pkgdata) = pkgs.get(*pkg) {
+                        // println!("GOT DATA FOR {}", pkg);
+                        let pname = pkgdata.pname.to_string();
+                        let mut name = pkgdata.pname.to_string();
+                        let version = pkgdata.version.to_string();
+                        let mut icon = None;
+                        let mut summary = pkgdata.meta.description.as_ref().map(|x| x.to_string());
+                        if let Some(appdata) = &pkgdata.appdata {
+                            // println!("GOT APPDATA FOR {}", pkg);
+                            if let Some(i) = &appdata.icon {
+                                if let Some(mut iconvec) = i.cached.clone() {
+                                    iconvec.sort_by(|a, b| a.height.cmp(&b.height));
+                                    icon = Some(iconvec[0].name.clone());
+                                }
+                            }
+                            if let Some(s) = &appdata.summary {
+                                summary = Some(s.get("C").unwrap_or(&summary.unwrap_or_default()).to_string());
+                            }
+                            if let Some(n) = &appdata.name {
+                                name = n.get("C").unwrap_or(&name).to_string();
+                            }
+                        }
+                        pkgitems.insert(pkg.to_string(), PkgItem {
+                            pkg: pkg.to_string(),
+                            pname,
+                            name,
+                            version,
+                            icon,
+                            summary,
+                        });
+                    // }
+                }
+                self.pkgitems = pkgitems;
+                self.page = Page::FrontPage;
+                self.pkgpage.emit(PkgMsg::UpdateConfig(self.config.clone()));
+                self.updatepage.emit(UpdatePageMsg::UpdateConfig(self.config.clone()));
+                self.pkgs = pkgs;
+                sender.input(AppMsg::UpdatePkgs(Some(recommendedapps)));
+
+                let mut cat_guard = self.categories.guard();
+                for c in vec![
+                    PkgCategory::Audio,
+                    PkgCategory::Development,
+                    PkgCategory::Games,
+                    PkgCategory::Graphics,
+                    PkgCategory::Network,
+                    PkgCategory::Video,
+                ] {
+                    cat_guard.push_back(c);
+                }
+                cat_guard.drop();
+                self.busy = false;
+            }
+            AppMsg::ReloadUpdateItems(pkgs, syspkgs) => {
+                self.syspkgs = syspkgs;
+                let mut pkgitems = HashMap::new();
+                for (pkg, pkgdata) in &pkgs {
+                    // if let Some(pkgdata) = pkgs.get(*pkg) {
+                        // println!("GOT DATA FOR {}", pkg);
+                        let pname = pkgdata.pname.to_string();
+                        let mut name = pkgdata.pname.to_string();
+                        let version = pkgdata.version.to_string();
+                        let mut icon = None;
+                        let mut summary = pkgdata.meta.description.as_ref().map(|x| x.to_string());
+                        if let Some(appdata) = &pkgdata.appdata {
+                            // println!("GOT APPDATA FOR {}", pkg);
+                            if let Some(i) = &appdata.icon {
+                                if let Some(mut iconvec) = i.cached.clone() {
+                                    iconvec.sort_by(|a, b| a.height.cmp(&b.height));
+                                    icon = Some(iconvec[0].name.clone());
+                                }
+                            }
+                            if let Some(s) = &appdata.summary {
+                                summary = Some(s.get("C").unwrap_or(&summary.unwrap_or_default()).to_string());
+                            }
+                            if let Some(n) = &appdata.name {
+                                name = n.get("C").unwrap_or(&name).to_string();
+                            }
+                        }
+                        pkgitems.insert(pkg.to_string(), PkgItem {
+                            pkg: pkg.to_string(),
+                            pname,
+                            name,
+                            version,
+                            icon,
+                            summary,
+                        });
+                    // }
+                }
+                self.pkgitems = pkgitems;
+                sender.input(AppMsg::UpdatePkgs(None));
+                self.updatepage.emit(UpdatePageMsg::DoneLoading);
+            }
+            AppMsg::OpenPkg(pkg) => {
+                // if let Some(pkgs) = &self.pkgs {
+                    if let Some(input) = self.pkgs.get(&pkg) {
+                        let mut name = input.pname.to_string();
+                        let mut summary = input.meta.description.as_ref().map(|x| x.to_string());
+                        let mut description = input.meta.longdescription.as_ref().map(|x| x.to_string());
+                        let mut icon = None;
+                        let mut screenshots = vec![];
+                        let mut licenses = vec![];
+                        let mut platforms = vec![];
+                        let mut maintainers = vec![];
+                        let mut launchable = None;
+    
+                        fn addlicense(pkglicense: &LicenseEnum, licenses: &mut Vec<pkgpage::License>) {
+                            match pkglicense {
+                                LicenseEnum::Single(l) => {
+                                    if let Some(n) = &l.fullname {
+                                        let parsed = if let Some(id) = &l.spdxid {
+                                            if let Ok(Some(license)) = Expression::parse(id).map(|p| p.requirements().map(|er| er.req.license.id()).collect::<Vec<_>>()[0]) {
+                                                Some(license)
+                                            } else {
+                                                None
+                                            }
+                                        } else if let Ok(Some(license)) = Expression::parse(n).map(|p| p.requirements().map(|er| er.req.license.id()).collect::<Vec<_>>()[0]) {
+                                            Some(license)
+                                        } else {
+                                            None
+                                        };
+                                        licenses.push(pkgpage::License {
+                                            free: if let Some(f) = l.free { Some(f) } else { parsed.map(|p| p.is_osi_approved() || p.is_fsf_free_libre() )},
+                                            fullname: n.to_string(),
+                                            spdxid: l.spdxid.clone().map(|x| x.to_string()),
+                                            url: if let Some(u) = &l.url { Some(u.to_string()) } else { parsed.map(|p| format!("https://spdx.org/licenses/{}.html", p.name))},
+                                        })
+                                    } else if let Some(s) = &l.spdxid {
+                                        if let Ok(Some(license)) = Expression::parse(s).map(|p| p.requirements().map(|er| er.req.license.id()).collect::<Vec<_>>()[0]) {
+                                            licenses.push(pkgpage::License {
+                                                free: Some(license.is_osi_approved() || license.is_fsf_free_libre() || l.free.unwrap_or(false)),
+                                                fullname: license.full_name.to_string(),
+                                                spdxid: Some(license.name.to_string()),
+                                                url: if l.url.is_some() {
+                                                    l.url.clone().map(|x| x.to_string())
+                                                } else {
+                                                    Some(format!("https://spdx.org/licenses/{}.html", license.name))
+                                                },
+                                            })
+                                        }
+                                    }
+                                },
+                                LicenseEnum::List(lst) => {
+                                    for l in lst {
+                                        addlicense(&LicenseEnum::Single(l.clone()), licenses);
+                                    }
+                                },
+                                LicenseEnum::SingleStr(s) => {
+                                    if let Ok(Some(license)) = Expression::parse(s).map(|p| p.requirements().map(|er| er.req.license.id()).collect::<Vec<_>>()[0]) {
+                                        licenses.push(pkgpage::License {
+                                            free: Some(license.is_osi_approved() || license.is_fsf_free_libre()),
+                                            fullname: license.full_name.to_string(),
+                                            spdxid: Some(license.name.to_string()),
+                                            url: Some(format!("https://spdx.org/licenses/{}.html", license.name)),
+                                        })
+                                    }
+                                },
+                                LicenseEnum::VecStr(lst) => {
+                                    for s in lst {
+                                        addlicense(&LicenseEnum::SingleStr(s.clone()), licenses);
+                                    }
+                                },
+                                LicenseEnum::Mixed(v) => {
+                                    for l in v {
+                                        addlicense(l, licenses);
+                                    }
+                                }
+                            }
+                        } 
+    
+                        if let Some(pkglicense) = &input.meta.license {
+                            addlicense(pkglicense, &mut licenses);
+                        }
+    
+                        if let Some(data) = &input.appdata {
+                            if let Some(n) = &data.name {
+                                if let Some(n) = n.get("C") {
+                                    name = n.to_string();
+                                }
+                            }
+                            if let Some(s) = &data.summary {
+                                if let Some(s) = s.get("C") {
+                                    summary = Some(s.to_string());
+                                }
+                            }
+                            if let Some(d) = &data.description {
+                                if let Some(d) = d.get("C") {
+                                    description = Some(d.to_string());
+                                }
+                            }
+                            if let Some(i) = &data.icon {
+                                if let Some(mut i) = i.cached.clone() {
+                                    i.sort_by(|x, y| x.height.cmp(&y.height));
+                                    if let Some(i) = i.last() {
+                                        icon = Some(format!(
+                                            "{}/icons/nixos/{}x{}/{}",
+                                            APPINFO, i.width, i.height, i.name
+                                        ));
+                                    }
+                                }
+                            }
+                            if let Some(s) = &data.screenshots {
+                                for s in s {
+                                    if let Some(u) = &s.sourceimage {
+                                        if !screenshots.contains(&u.url) {
+                                            if s.default == Some(true) {
+                                                screenshots.insert(0, u.url.clone());
+                                            } else {
+                                                screenshots.push(u.url.clone());
+                                            }
+                                        } else if s.default == Some(true) {
+                                            if let Some(index) = screenshots.iter().position(|x| *x == u.url) {
+                                                screenshots.remove(index);
+                                                screenshots.insert(0, u.url.clone());
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                            if let Some(l) = &data.launchable {
+                                if let Some(d) = l.desktopid.get(0) {
+                                    launchable = Some(d.to_string());
+                                }
+                            }
+                        }
+    
+                        if let Some(p) = &input.meta.platforms {
+                            match p {
+                                Platform::Single(p) => {
+                                    if !platforms.contains(&p.to_string()) && p != &input.system {
+                                        platforms.push(p.to_string());
+                                    }
+                                },
+                                Platform::List(v) => {
+                                    for p in v {
+                                        if !platforms.contains(&p.to_string()) && p != &input.system {
+                                            platforms.push(p.to_string());
+                                        }
+                                    }
+                                },
+                                Platform::ListList(vv) => {
+                                    for v in vv {
+                                        for p in v {
+                                            if !platforms.contains(&p.to_string()) && p != &input.system {
+                                                platforms.push(p.to_string());
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                        platforms.sort();
+                        platforms.insert(0, input.system.to_string());
+    
+                        if let Some(m) = input.meta.maintainers.clone() {
+                            for m in m {
+                                maintainers.push(m);
+                            }
+                        }
+    
+                        let out = PkgInitModel {
+                            name,
+                            pname: input.pname.to_string(),
+                            summary,
+                            description,
+                            icon,
+                            pkg,
+                            screenshots,
+                            homepage: input.meta.homepage.clone(),
+                            platforms,
+                            licenses,
+                            maintainers,
+                            installeduserpkgs: self.installeduserpkgs.keys().cloned().collect(),
+                            installedsystempkgs: self.installedsystempkgs.clone(),
+                            launchable
+                        };
+                        self.page = Page::PkgPage;
+                        if self.viewstack.visible_child_name() != Some(gtk::glib::GString::from("search")) {
+                            self.searching = false;
+                        }
+                        self.busy = false;
+                        self.pkgpage.emit(PkgMsg::Open(Box::new(out)));
+                    }    
+            }
+            AppMsg::FrontPage => {
+                self.page = Page::FrontPage;
+                // sender.input(AppMsg::UpdatePkgs(None));
+            }
+            AppMsg::FrontFrontPage => {
+                self.page = Page::FrontPage;
+                self.mainpage = MainPage::FrontPage;
+                // sender.input(AppMsg::UpdatePkgs(None));
+            }
+            AppMsg::UpdatePkgs(rec) => {
+                println!("UPDATE PKGS");
+                fn getsystempkgs(config: &str) -> Result<HashSet<String>, Box<dyn Error>> {
+                    let f = fs::read_to_string(config)?;
+                    match nix_editor::read::getarrvals(&f, "environment.systemPackages") {
+                        Ok(x) => Ok(HashSet::from_iter(x.into_iter())),
+                        Err(_) => Err(Box::new(io::Error::new(
+                            io::ErrorKind::InvalidData,
+                            "Failed to read value from configuration",
+                        )))
+                    }
+                }
+                
+                fn getuserpkgs() -> Result<HashMap<String, String>, Box<dyn Error>> {
+                    let out = Command::new("nix-env").arg("-q").arg("--json").output()?;
+                    let data: IValue = serde_json::from_str(&String::from_utf8_lossy(&out.stdout))?;
+                    let mut pcurrpkgs = HashMap::new();
+                    for (_, pkg) in data.as_object().unwrap() {
+                        pcurrpkgs.insert(
+                            pkg.as_object().unwrap()["pname"]
+                                .as_string()
+                                .unwrap()
+                                .to_string(),
+                            pkg.as_object().unwrap()["version"]
+                                .as_string()
+                                .unwrap()
+                                .to_string()
+                        );
+                    }
+                    Ok(pcurrpkgs)
+                }
+
+                let systempkgs = match getsystempkgs(&self.config.systemconfig) {
+                    Ok(x) => x,
+                    Err(_) => {
+                        self.installedsystempkgs.clone()
+                    }
+                };
+
+                let userpkgs = match getuserpkgs() {
+                    Ok(out) => out,
+                    Err(_) => {
+                        self.installeduserpkgs.clone()
+                    }
+                };
+
+                self.installedsystempkgs = systempkgs;
+                self.installeduserpkgs = userpkgs;
+
+                if let Some(recommendedapps) = rec {
+                    let mut recapps_guard = self.recommendedapps.guard();
+                    for app in recommendedapps {
+                        if let Some(x) = self.pkgs.get(&app) {
+                            if let Some(data) = &x.appdata {
+                                if let Some(icon) = &data.icon {
+                                    if let Some(summary) = &data.summary {
+                                        if let Some(name) = &data.name {
+                                            let name = name.get("C").unwrap().to_string();
+                                            let mut iconvec = icon.cached.as_ref().unwrap().to_vec();
+                                            iconvec.sort_by(|a, b| a.height.cmp(&b.height));
+                                            let summary =
+                                                summary.get("C").unwrap_or(&String::new()).to_string();
+                                            recapps_guard.push_back(PkgTile {
+                                                pkg: app,
+                                                name,
+                                                pname: x.pname.to_string(),
+                                                icon: Some(iconvec[0].name.clone()),
+                                                summary,
+                                                installeduser: self.installeduserpkgs.contains_key(&x.pname.to_string()),
+                                                installedsystem: self.installedsystempkgs.contains(&x.pname.to_string()),
+                                            });
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    }
+                    recapps_guard.drop();
+                } else {
+                    let mut pkgtile_guard = self.recommendedapps.guard();
+                    for i in 0..pkgtile_guard.len() {
+                        if let Some(pkgtile) = &mut pkgtile_guard.get_mut(i) {
+                            pkgtile.installedsystem = self.installedsystempkgs.contains(&pkgtile.pkg);
+                            pkgtile.installeduser = self.installeduserpkgs.contains_key(&pkgtile.pname);
+                        }
+                    }
+                    pkgtile_guard.drop();
+                }
+
+                sender.input(AppMsg::UpdateInstalledPkgs);
+                sender.input(AppMsg::UpdateUpdatePkgs);
+                sender.input(AppMsg::UpdateCategoryPkgs);
+
+                println!("UPDATE SEARCH");
+                if self.searching {
+                    self.update_searching(|_| ());
+                    self.searchpage.emit(SearchPageMsg::UpdateInstalled(self.installeduserpkgs.keys().cloned().collect(), self.installedsystempkgs.clone()));
+                }
+                println!("FINISHED UPDATE SEARCH");
+            }
+            AppMsg::UpdateInstalledPkgs => {
+                let mut installeduseritems = vec![];
+                for installedpname in self.installeduserpkgs.keys() {
+                    let possibleitems = self.pkgitems.iter().filter(|(_, x)| &x.pname == installedpname);
+                    let count = possibleitems.clone().count();
+                    match count {
+                        1 => {
+                            let (pkg, data) = possibleitems.collect::<Vec<_>>()[0];
+                        installeduseritems.push(InstalledItem {
+                            name: data.name.clone(),
+                            pname: data.pname.clone(),
+                            pkg: Some(pkg.clone()),
+                            summary: data.summary.clone(),
+                            icon: data.icon.clone(),
+                            pkgtype: InstallType::User,
+                            busy: self.installedpagebusy.contains(&(data.pname.clone(), InstallType::User)),
+                        })
+                        }
+                        2.. => {
+                            installeduseritems.push(InstalledItem {
+                                name: installedpname.clone(),
+                                pname: installedpname.clone(),
+                                pkg: None,
+                                summary: None, //data.summary.clone(),
+                                icon: None, //data.icon.clone(),
+                                pkgtype: InstallType::User,
+                                busy: self.installedpagebusy.contains(&(installedpname.clone(), InstallType::User)),
+                            })
+                        }
+                        _ => {}
+                    }
+                }
+
+                installeduseritems.sort_by(|a, b| a.name.to_lowercase().cmp(&b.name.to_lowercase()));
+                let mut installedsystemitems = vec![];
+                for installedpkg in &self.installedsystempkgs {
+                    if let Some(item) = self.pkgitems.get(installedpkg) {
+                        installedsystemitems.push(InstalledItem {
+                            name: item.name.clone(),
+                            pname: item.pname.clone(),
+                            pkg: Some(item.pkg.clone()),
+                            summary: item.summary.clone(),
+                            icon: item.icon.clone(),
+                            pkgtype: InstallType::System,
+                            busy: self.installedpagebusy.contains(&(item.pkg.clone(), InstallType::System)),
+                        })
+                    }
+                }
+                installedsystemitems.sort_by(|a, b| a.name.to_lowercase().cmp(&b.name.to_lowercase()));
+                self.installedpage.emit(InstalledPageMsg::Update(installeduseritems, installedsystemitems));
+            }
+            AppMsg::UpdateUpdatePkgs => {
+                let mut updateuseritems = vec![];
+                for (installedpname, version) in self.installeduserpkgs.iter() {
+                    let possibleitems = self.pkgitems.iter().filter(|(_, x)| &x.pname == installedpname);
+                    let count = possibleitems.clone().count();
+                    match count {
+                        1 => {
+                            let (pkg, data) = possibleitems.collect::<Vec<_>>()[0];
+                            if &data.version != version {
+                                updateuseritems.push(UpdateItem {
+                                    name: data.name.clone(),
+                                    pname: data.pname.clone(),
+                                    pkg: Some(pkg.clone()),
+                                    summary: data.summary.clone(),
+                                    icon: data.icon.clone(),
+                                    pkgtype: InstallType::User,
+                                    verfrom: Some(version.clone()),
+                                    verto: Some(data.version.clone()),
+                                })
+                            } else {
+                                println!("Pkg {} is up to date", pkg);
+                            }
+                        }
+                        2.. => {
+                            let mut update = true;
+                            for (pkg, _) in possibleitems {
+                                if let Some(ver) = self.syspkgs.get(pkg) {
+                                    if version == ver {
+                                        update = false;
+                                    }
+
+                                }
+                            }
+                            if update {
+                                updateuseritems.push(UpdateItem {
+                                    name: installedpname.clone(),
+                                    pname: installedpname.clone(),
+                                    pkg: None,
+                                    summary: None, //data.summary.clone(),
+                                    icon: None, //data.icon.clone(),
+                                    pkgtype: InstallType::User,
+                                    verfrom: Some(version.clone()),
+                                    verto: None,
+                                })
+                            } else {
+                                println!("Pkg {} is up to date", installedpname);
+                            }
+                        }
+                        _ => {}
+                    }
+                }
+                updateuseritems.sort_by(|a, b| a.name.to_lowercase().cmp(&b.name.to_lowercase()));
+                let mut updatesystemitems = vec![];
+                for installedpkg in &self.installedsystempkgs {
+                    if let Some(item) = self.pkgitems.get(installedpkg) {
+                        if let Some(sysver) = self.syspkgs.get(installedpkg) {
+                            if &item.version != sysver {
+                                updatesystemitems.push(UpdateItem {
+                                    name: item.name.clone(),
+                                    pname: item.pname.clone(),
+                                    pkg: Some(item.pkg.clone()),
+                                    summary: item.summary.clone(),
+                                    icon: item.icon.clone(),
+                                    pkgtype: InstallType::System,
+                                    verfrom: Some(sysver.clone()),
+                                    verto: Some(item.version.clone()),
+
+                                })
+                            } else {
+                                println!("Pkg {} is up to date", item.pkg);
+                            }
+                        }
+                    }
+                }
+                updatesystemitems.sort_by(|a, b| a.name.to_lowercase().cmp(&b.name.to_lowercase()));
+                if let Ok(Some((old, new))) = uptodate() {
+                    updatesystemitems.insert(0, UpdateItem {
+                        name: String::from("NixOS System"),
+                        pname: String::new(),
+                        pkg: None,
+                        summary: Some(String::from("NixOS internal packages and modules")),
+                        icon: None,
+                        pkgtype: InstallType::System,
+                        verfrom: Some(old),
+                        verto: Some(new),
+                    })
+                }
+                self.updatepage.emit(UpdatePageMsg::Update(updateuseritems, updatesystemitems));
+            }
+            AppMsg::UpdateCategoryPkgs => {
+                self.categorypage.emit(CategoryPageMsg::UpdateInstalled(self.installeduserpkgs.keys().cloned().collect::<Vec<_>>(), self.installedsystempkgs.iter().cloned().collect::<Vec<_>>()));
+            }
+            AppMsg::SetSearch(show) => {
+                self.set_searching(show);
+                if !show {
+                    if let Some(s) = self.viewstack.visible_child_name() {
+                        if s == "search" {
+                            self.viewstack.set_visible_child_name("explore");
+                        }
+                    }
+                }
+            }
+            AppMsg::SetVsChild(name) => {
+                if name != self.vschild {
+                    self.set_vschild(name.to_string());
+                    if name != "search" {
+                        sender.input(AppMsg::SetSearch(false))
+                    }
+                }
+            }
+            AppMsg::SetVsBar(vsbar) => {
+                self.set_showvsbar(vsbar);
+            }
+            AppMsg::Search(search) => {
+                println!("SEARCHING FOR: {}", search);
+                self.viewstack.set_visible_child_name("search");
+                self.searchpage.emit(SearchPageMsg::Open);
+                self.set_searchquery(search.to_string());
+                // let pkgs = self.pkgs.iter().map(|x| );
+                let pkgitems: Vec<PkgItem> = self.pkgitems.values().cloned().collect();
+                let installeduserpkgs = self.installeduserpkgs.clone();
+                let installedsystempkgs = self.installedsystempkgs.clone();
+                sender.command(move |out, shutdown| {
+                    let pkgs = pkgitems.clone();
+                    let search = search.clone();
+                    let installeduserpkgs = installeduserpkgs.clone();
+                    let installedsystempkgs = installedsystempkgs;
+                    shutdown.register(async move {
+                        let searchsplit: Vec<String> = search.split(' ').filter(|x| x.len() > 1).map(|x| x.to_string()).collect();
+                        let mut namepkgs = pkgs.iter().filter(|x| searchsplit.iter().any(|s| x.name.to_lowercase().contains(&s.to_lowercase()))).collect::<Vec<&PkgItem>>();
+                        let mut pnamepkgs = pkgs.iter().filter(|x| searchsplit.iter().any(|s| x.pname.to_lowercase().contains(&s.to_lowercase())) && !namepkgs.contains(x)).collect::<Vec<&PkgItem>>();
+                        let mut pkgpkgs = pkgs.iter().filter(|x| searchsplit.iter().any(|s| x.pkg.to_lowercase().contains(&s.to_lowercase())) && !namepkgs.contains(x) && !pnamepkgs.contains(x)).collect::<Vec<&PkgItem>>();
+                        let mut sumpkgs = pkgs.iter().filter(|x| if let Some(sum) = &x.summary { searchsplit.iter().any(|s| sum.to_lowercase().contains(&s.to_lowercase())) } else { false } && !namepkgs.contains(x) && !pnamepkgs.contains(x) && !pkgpkgs.contains(x)).collect::<Vec<&PkgItem>>();
+                        println!("FOUND {} PACKAGES", namepkgs.len() + pnamepkgs.len() + pkgpkgs.len() + sumpkgs.len());
+                        namepkgs.sort_by(|a, b| edit_distance::edit_distance(&a.name.to_lowercase(), &search.to_lowercase()).cmp(&edit_distance::edit_distance(&b.name.to_lowercase(), &search.to_lowercase())));
+                        pnamepkgs.sort_by(|a, b| edit_distance::edit_distance(&a.pname.to_lowercase(), &search.to_lowercase()).cmp(&edit_distance::edit_distance(&b.pname.to_lowercase(), &search.to_lowercase())));
+                        pkgpkgs.sort_by(|a, b| edit_distance::edit_distance(&a.pkg.to_lowercase(), &search.to_lowercase()).cmp(&edit_distance::edit_distance(&b.pkg.to_lowercase(), &search.to_lowercase())));
+                        sumpkgs.sort_by(|a, b| {
+                            let mut x = 0;
+                            for s in &searchsplit {
+                                x += a.summary.as_ref().unwrap_or(&String::new()).to_lowercase().matches(&s.to_lowercase()).count()
+                            }
+                            let mut y = 0;
+                            for s in &searchsplit {
+                                y += b.summary.as_ref().unwrap_or(&String::new()).to_lowercase().matches(&s.to_lowercase()).count()
+                            }
+                            x.cmp(&y)
+                        });
+                        
+                        
+                        let mut combpkgs = namepkgs;
+                        combpkgs.append(&mut pnamepkgs);
+                        combpkgs.append(&mut pkgpkgs);
+                        combpkgs.append(&mut sumpkgs);
+
+                        combpkgs.sort_by(|a, b| {
+                            b.icon.is_some().cmp(&a.icon.is_some())
+                        });
+                        // namepkgs.sort_by(|a, b| a.name.cmp(&b.name));
+                        // tokio::time::sleep(Duration::from_secs(1)).await;
+                        // out.send(AppMsg::Increment);
+                        let mut outpkgs: Vec<SearchItem> = vec![];
+                        for (i, p) in combpkgs.iter().enumerate() {
+                            outpkgs.push(SearchItem {
+                                pkg: p.pkg.to_string(),
+                                pname: p.pname.to_string(),
+                                name: p.name.to_string(),
+                                summary: p.summary.clone(),
+                                icon: p.icon.clone(),
+                                installeduser: installeduserpkgs.contains_key(&p.pname),
+                                installedsystem: installedsystempkgs.contains(&p.pname),
+                            });
+                            if i > 100 {
+                                break;
+                            }
+                        }
+                        out.send(AppAsyncMsg::Search(search.to_string(), outpkgs))
+                    }).drop_on_shutdown()
+                })
+            }
+            AppMsg::OpenAboutPage => {
+                let aboutpage = AboutPageModel::builder()
+                    .launch(self.mainwindow.clone().upcast())
+                    .forward(sender.input_sender(), identity);
+                aboutpage.emit(AboutPageMsg::Show);
+            }
+            AppMsg::OpenPreferencesPage => {
+                let preferencespage = PreferencesPageModel::builder()
+                    .launch(self.mainwindow.clone().upcast())
+                    .forward(sender.input_sender(), identity);
+                preferencespage.emit(PreferencesPageMsg::Show(PathBuf::from(&self.config.systemconfig), None));
+            }
+            AppMsg::AddInstalledToWorkQueue(work) => {
+                println!("ADDING INSTALLED TO WORK QUEUE {:?}", work);
+                let p = match work.pkgtype {
+                    InstallType::User => work.pname.to_string(),
+                    InstallType::System => work.pkg.to_string(),
+                };
+                self.installedpagebusy.push((p, work.pkgtype.clone()));
+                self.pkgpage.emit(PkgMsg::AddToQueue(work));
+                println!("INSTALLEDBUSY: {:?}", self.installedpagebusy);
+            }
+            AppMsg::RemoveInstalledBusy(work) => {
+                println!("REMOVE INSTALLED BUSY {:?}", work);
+                let p = match work.pkgtype {
+                    InstallType::User => work.pname.to_string(),
+                    InstallType::System => work.pkg.to_string(),
+                };
+                self.installedpagebusy.retain(|(x, y)| x != &p && y != &work.pkgtype);
+                self.installedpage.emit(InstalledPageMsg::UnsetBusy(work));
+            }
+            AppMsg::OpenCategoryPage(category) => {
+                println!("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! OPEN CATEGORY PAGE {:?}", category);
+                self.page = Page::FrontPage;
+                self.mainpage = MainPage::CategoryPage;
+                // self.categorypage.emit(CategoryPageMsg::Open(category.clone(), self.categoryrec.get(&category).unwrap_or(&vec![]).to_vec(), self.categoryall.get(&category).unwrap_or(&vec![]).to_vec()));
+                sender.input(AppMsg::LoadCategory(category));
+            }
+            AppMsg::LoadCategory(category) => {
+                let mut catrec = vec![];
+                for app in self.categoryrec.get(&category).unwrap_or(&vec![]) {
+                    if let Some(x) = self.pkgs.get(app) {
+                        let mut name = x.pname.to_string();
+                        let mut icon = None;
+                        let mut summary = x.meta.description.clone().map(|x| x.to_string());
+                        if let Some(data) = &x.appdata {
+                            if let Some(i) = &data.icon {
+                                let mut iconvec = i.cached.as_ref().unwrap().to_vec();
+                                iconvec.sort_by(|a, b| a.height.cmp(&b.height));
+                                icon = Some(iconvec[0].name.clone()); 
+                            }
+                            if let Some(s) = &data.summary {
+                                summary =
+                                s.get("C").map(|x| x.to_string());
+                                
+                            }
+                            if let Some(n) = &data.name {
+                                name = n.get("C").unwrap().to_string();
+                            }
+                        }
+                        catrec.push(CategoryTile {
+                            pkg: app.to_string(),
+                            name,
+                            pname: x.pname.to_string(),
+                            icon,
+                            summary,
+                            installeduser: self.installeduserpkgs.contains_key(&x.pname.to_string()),
+                            installedsystem: self.installedsystempkgs.contains(&x.pname.to_string()),
+                        });
+                    }
+                }
+
+                let mut catall = vec![];
+                for app in self.categoryall.get(&category).unwrap_or(&vec![]) {
+                    if let Some(x) = self.pkgs.get(app) {
+                        let mut name = x.pname.to_string();
+                        let mut icon = None;
+                        let mut summary = x.meta.description.clone().map(|x| x.to_string());
+                        if let Some(data) = &x.appdata {
+                            if let Some(i) = &data.icon {
+                                let mut iconvec = i.cached.as_ref().unwrap().to_vec();
+                                iconvec.sort_by(|a, b| a.height.cmp(&b.height));
+                                icon = Some(iconvec[0].name.clone()); 
+                            }
+                            if let Some(s) = &data.summary {
+                                summary =
+                                s.get("C").map(|x| x.to_string());
+                                
+                            }
+                            if let Some(n) = &data.name {
+                                name = n.get("C").unwrap().to_string();
+                            }
+                        }
+                        catall.push(CategoryTile {
+                            pkg: app.to_string(),
+                            name,
+                            pname: x.pname.to_string(),
+                            icon,
+                            summary,
+                            installeduser: self.installeduserpkgs.contains_key(&x.pname.to_string()),
+                            installedsystem: self.installedsystempkgs.contains(&x.pname.to_string()),
+                        });
+                    }
+                }
+
+                self.categorypage.emit(CategoryPageMsg::Open(category, catrec, catall));
+
+            }
+        }
+    }
+
+    fn update_cmd(&mut self, msg: Self::CommandOutput, _sender: ComponentSender<Self>) {
+        match msg {
+            AppAsyncMsg::Search(search, pkgitems) => {
+                if search == self.searchquery {
+                    self.searchpage.emit(SearchPageMsg::Search(pkgitems))
+                }
+            }
+        }
+    }
+}
+
+relm4::new_action_group!(MenuActionGroup, "menu");
+relm4::new_stateless_action!(AboutAction, MenuActionGroup, "about");
+relm4::new_stateless_action!(PreferencesAction, MenuActionGroup, "preferences");
diff --git a/src/ui/windowloading.rs b/src/ui/windowloading.rs
new file mode 100644
index 0000000..993dcb2
--- /dev/null
+++ b/src/ui/windowloading.rs
@@ -0,0 +1,481 @@
+use super::window::AppMsg;
+use crate::parse::cache::checkcache;
+use crate::parse::packages::readpkgs;
+use crate::parse::packages::readsyspkgs;
+use crate::parse::packages::Package;
+use crate::ui::categories::PkgCategory;
+use rand::prelude::SliceRandom;
+use rand::thread_rng;
+use relm4::adw::prelude::*;
+use relm4::*;
+use std::{collections::HashMap, env};
+use strum::IntoEnumIterator;
+
+pub struct WindowAsyncHandler;
+
+#[derive(Debug)]
+pub enum WindowAsyncHandlerMsg {
+    CheckCache(CacheReturn),
+}
+
+#[derive(Debug, PartialEq)]
+pub enum CacheReturn {
+    Init,
+    Update,
+}
+
+impl Worker for WindowAsyncHandler {
+    type InitParams = ();
+    type Input = WindowAsyncHandlerMsg;
+    type Output = AppMsg;
+
+    fn init(_params: Self::InitParams, _sender: relm4::ComponentSender<Self>) -> Self {
+        Self
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        match msg {
+            WindowAsyncHandlerMsg::CheckCache(cr) => {
+                println!("CHECK CACHE");
+                relm4::spawn(async move {
+                    match checkcache() {
+                        Ok(_) => {}
+                        Err(_) => {
+                            println!("FAILED TO CHECK CACHE");
+                            sender.output(AppMsg::LoadError(
+                                String::from("Could not load cache"),
+                                String::from(
+                                    "Try connecting to the internet or launching the application again",
+                                ),
+                            ));
+                            return;
+                        }
+                    }
+                    let pkgs = match readpkgs().await {
+                        Ok(pkgs) => pkgs,
+                        Err(_) => {
+                            println!("FAILED TO LOAD PKGS");
+                            sender.output(AppMsg::LoadError(
+                                String::from("Could not load packages"),
+                                String::from(
+                                    "Try connecting to the internet or launching the application again",
+                                ),
+                            ));
+                            return;
+                        }
+                    };
+
+                    let newpkgs = match readsyspkgs() {
+                        Ok(newpkgs) => newpkgs,
+                        Err(_) => {
+                            println!("FAILED TO LOAD NEW PKGS");
+                            sender.output(AppMsg::LoadError(
+                                String::from("Could not load new packages"),
+                                String::from(
+                                    "Try connecting to the internet or launching the application again",
+                                ),
+                            ));
+                            return;
+                        }
+                    };
+
+                    println!("GOT PKGS");
+
+                    let mut recpicks = vec![];
+                    let mut catpicks: HashMap<PkgCategory, Vec<String>> = HashMap::new();
+                    let mut catpkgs: HashMap<PkgCategory, Vec<String>> = HashMap::new();
+
+
+                    if cr == CacheReturn::Init {
+                        println!("INIT");
+                        let desktopenv = env::var("XDG_CURRENT_DESKTOP").unwrap_or_default();
+                        let appdatapkgs = pkgs
+                            .iter()
+                            .filter(|(x, _)| {
+                                if let Some(p) = pkgs.get(*x) {
+                                    if let Some(data) = &p.appdata {
+                                        (if let Some(i) = &data.icon {
+                                            i.cached.is_some()
+                                        } else {
+                                            false
+                                        }) && data.description.is_some()
+                                            && data.name.is_some()
+                                            && data.launchable.is_some()
+                                            && data.screenshots.is_some()
+                                            && (!x.starts_with("gnome.") || desktopenv == "GNOME")
+                                            && (!x.starts_with("xfce.") || desktopenv == "XFCE")
+                                            && (!x.starts_with("mate.") || desktopenv == "MATE")
+                                            && (!x.starts_with("cinnamon.")
+                                                || desktopenv == "X-Cinnamon")
+                                            && (!x.starts_with("libsForQt5") || desktopenv == "KDE")
+                                            && (!x.starts_with("pantheon.")
+                                                || desktopenv == "Pantheon")
+                                    } else {
+                                        false
+                                    }
+                                } else {
+                                    false
+                                }
+                            })
+                            .collect::<HashMap<_, _>>();
+
+                        let mut recommendedpkgs = appdatapkgs
+                            .keys()
+                            .map(|x| x.to_string())
+                            .collect::<Vec<_>>();
+                        let mut rng = thread_rng();
+                        recommendedpkgs.shuffle(&mut rng);
+
+                        let mut desktoppicks = recommendedpkgs
+                            .iter()
+                            .filter(|x| {
+                                if desktopenv == "GNOME" {
+                                    x.starts_with("gnome.") || x.starts_with("gnome-")
+                                } else if desktopenv == "XFCE" {
+                                    x.starts_with("xfce.")
+                                } else if desktopenv == "MATE" {
+                                    x.starts_with("mate.")
+                                } else if desktopenv == "X-Cinnamon" {
+                                    x.starts_with("cinnamon.")
+                                } else if desktopenv == "KDE" {
+                                    x.starts_with("libsForQt5")
+                                } else if desktopenv == "Pantheon" {
+                                    x.starts_with("pantheon.")
+                                } else {
+                                    false
+                                }
+                            })
+                            .collect::<Vec<_>>();
+
+                        for p in desktoppicks.iter().take(3) {
+                            recpicks.push(p.to_string());
+                        }
+                        for category in PkgCategory::iter() {
+                            println!("CATEGORY: {}", category);
+                            desktoppicks.shuffle(&mut rng);
+                            let mut cvec = vec![];
+                            let mut allvec = vec![];
+                            let mut rpkgs = recommendedpkgs.clone();
+                            fn checkpkgs(
+                                pkg: String,
+                                pkgs: &HashMap<&String, &Package>,
+                                category: PkgCategory,
+                            ) -> bool {
+                                match category {
+                                    PkgCategory::Audio => {
+                                        // Audio:
+                                        // - pkgs/applications/audio
+                                        if let Some(p) = pkgs.get(&pkg) {
+                                            if let Some(pos) = &p.meta.position {
+                                                if pos.starts_with("pkgs/applications/audio") {
+                                                    return true;
+                                                }
+                                            }
+                                            if let Some(data) = &p.appdata {
+                                                if let Some(categories) = &data.categories {
+                                                    if categories.contains(&String::from("Audio")) {
+                                                        return true;
+                                                    }
+                                                }
+                                            }
+                                        }
+                                        false
+                                    }
+                                    PkgCategory::Development => {
+                                        // Development:
+                                        // - pkgs/development
+                                        // - pkgs/applications/terminal-emulators
+                                        // - xdg: Development
+                                        if let Some(p) = pkgs.get(&pkg) {
+                                            if let Some(pos) = &p.meta.position {
+                                                if pos.starts_with("pkgs/development")
+                                                    || pos.starts_with(
+                                                        "pkgs/applications/terminal-emulators",
+                                                    )
+                                                {
+                                                    return true;
+                                                }
+                                            }
+                                            if let Some(data) = &p.appdata {
+                                                if let Some(categories) = &data.categories {
+                                                    if categories
+                                                        .contains(&String::from("Development"))
+                                                    {
+                                                        return true;
+                                                    }
+                                                }
+                                            }
+                                        }
+                                        false
+                                    }
+                                    PkgCategory::Games => {
+                                        // Games:
+                                        // - pkgs/games
+                                        // - pkgs/applications/emulators
+                                        // - pkgs/tools/games
+                                        // - xdg::Games
+                                        if let Some(p) = pkgs.get(&pkg) {
+                                            if let Some(pos) = &p.meta.position {
+                                                if pos.starts_with("pkgs/games")
+                                                    || pos.starts_with(
+                                                        "pkgs/applications/emulators",
+                                                    )
+                                                    || pos.starts_with("pkgs/tools/games")
+                                                {
+                                                    return true;
+                                                }
+                                            }
+                                            if let Some(data) = &p.appdata {
+                                                if let Some(categories) = &data.categories {
+                                                    if categories.contains(&String::from("Games")) {
+                                                        return true;
+                                                    }
+                                                }
+                                            }
+                                        }
+                                        false
+                                    }
+                                    PkgCategory::Graphics => {
+                                        // Graphics:
+                                        // - pkgs/applications/graphics
+                                        // - xdg: Graphics
+                                        if let Some(p) = pkgs.get(&pkg) {
+                                            if let Some(pos) = &p.meta.position {
+                                                if pos.starts_with("pkgs/applications/graphics")
+                                                    || pos.starts_with("xdg:Graphics")
+                                                {
+                                                    return true;
+                                                }
+                                            }
+                                            if let Some(data) = &p.appdata {
+                                                if let Some(categories) = &data.categories {
+                                                    if categories.contains(&String::from("Graphics")) {
+                                                        return true;
+                                                    }
+                                                }
+                                            }
+                                        }                                        
+                                        false
+                                    }
+                                    PkgCategory::Network => {
+                                        // Network:
+                                        // - pkgs/applications/networking
+                                        // - xdg: Network
+                                        if let Some(p) = pkgs.get(&pkg) {
+                                            if let Some(pos) = &p.meta.position {
+                                                if pos.starts_with("pkgs/applications/networking")
+                                                    || pos.starts_with("xdg:Network")
+                                                {
+                                                    return true;
+                                                }
+                                            }
+                                            if let Some(data) = &p.appdata {
+                                                if let Some(categories) = &data.categories {
+                                                    if categories.contains(&String::from("Network")) {
+                                                        return true;
+                                                    }
+                                                }
+                                            }
+                                        }                                        
+                                        false
+                                    }
+                                    PkgCategory::Video => {
+                                        // Video:
+                                        // - pkgs/applications/video
+                                        // - xdg: Video
+                                        if let Some(p) = pkgs.get(&pkg) {
+                                            if let Some(pos) = &p.meta.position {
+                                                if pos.starts_with("pkgs/applications/video")
+                                                    || pos.starts_with("xdg:Video")
+                                                {
+                                                    return true;
+                                                }
+                                            }
+                                            if let Some(data) = &p.appdata {
+                                                if let Some(categories) = &data.categories {
+                                                    if categories.contains(&String::from("Video")) {
+                                                        return true;
+                                                    }
+                                                }
+                                            }
+                                        }
+                                        false
+                                    }
+                                }
+                            }
+
+                            for pkg in desktoppicks.iter().take(3) {
+                                if checkpkgs(pkg.to_string(), &appdatapkgs, category.clone()) {
+                                    cvec.push(pkg.to_string());
+                                }
+                            }
+
+                            while cvec.len() < 12 {
+                                if let Some(pkg) = rpkgs.pop() {
+                                    if !cvec.contains(&pkg.to_string())
+                                        && checkpkgs(
+                                            pkg.to_string(),
+                                            &appdatapkgs,
+                                            category.clone(),
+                                        )
+                                    {
+                                        cvec.push(pkg.to_string());
+                                    }
+                                } else {
+                                    break;
+                                }
+                            }
+
+                            println!("{} PICKS {:#?}", category, cvec);
+
+                            let catagortypkgs = pkgs
+                            .iter()
+                            .filter(|(x, _)| {
+                                if let Some(p) = appdatapkgs.get(*x) {
+                                    if let Some(position) = &p.meta.position {
+                                        (position.starts_with("pkgs/applications/audio") && category == PkgCategory::Audio)
+                                        || (position.starts_with("pkgs/applications/terminal-emulators") && category == PkgCategory::Development)
+                                        || (position.starts_with("pkgs/applications/emulators") && category == PkgCategory::Games)
+                                        || (position.starts_with("pkgs/applications/graphics") && category == PkgCategory::Graphics)
+                                        || (position.starts_with("pkgs/applications/networking") && category == PkgCategory::Network)
+                                        || (position.starts_with("pkgs/applications/video") && category == PkgCategory::Video)
+                                        || (position.starts_with("pkgs/tools/games") && category == PkgCategory::Games)
+                                        || (position.starts_with("pkgs/games") && category == PkgCategory::Games)
+                                        || (position.starts_with("pkgs/development") && category == PkgCategory::Development)
+                                        || appdatapkgs.contains_key(x)
+                                    } else {
+                                        false
+                                    }
+                                } else {
+                                    false
+                                }
+                            })
+                            .collect::<HashMap<_, _>>();
+
+                            for pkg in catagortypkgs.keys() {
+                                if checkpkgs(pkg.to_string(), &catagortypkgs, category.clone()) {
+                                    allvec.push(pkg.to_string());
+                                }
+                            }
+
+                            println!("{} ALL {:#?}", category, allvec);
+                            cvec.shuffle(&mut rng);
+                            allvec.sort_by_key(|x| x.to_lowercase());
+                            catpicks.insert(category.clone(), cvec);
+                            catpkgs.insert(category.clone(), allvec);
+                        }
+
+                        while recpicks.len() < 12 {
+                            if let Some(p) = recommendedpkgs.pop() {
+                                if !recpicks.contains(&p.to_string()) {
+                                    recpicks.push(p);
+                                }
+                            } else {
+                                break;
+                            }
+                        }
+                        recpicks.shuffle(&mut rng);
+                    }
+
+                    println!("SEND INIT");
+                    match cr {
+                        CacheReturn::Init => {
+                            sender.output(AppMsg::Initialize(pkgs, recpicks, newpkgs, catpicks, catpkgs));
+                        }
+                        CacheReturn::Update => {
+                            sender.output(AppMsg::ReloadUpdateItems(pkgs, newpkgs));
+                        }
+                    }
+                });
+            }
+        }
+    }
+}
+
+pub struct LoadErrorModel {
+    hidden: bool,
+    msg: String,
+    msg2: String,
+}
+
+#[derive(Debug)]
+pub enum LoadErrorMsg {
+    Show(String, String),
+    Retry,
+    Close,
+    // Preferences,
+}
+
+#[relm4::component(pub)]
+impl SimpleComponent for LoadErrorModel {
+    type InitParams = gtk::Window;
+    type Input = LoadErrorMsg;
+    type Output = AppMsg;
+    type Widgets = LoadErrorWidgets;
+
+    view! {
+        dialog = gtk::MessageDialog {
+            set_transient_for: Some(&parent_window),
+            set_modal: true,
+            #[watch]
+            set_visible: !model.hidden,
+            #[watch]
+            set_text: Some(&model.msg),
+            #[watch]
+            set_secondary_text: Some(&model.msg2),
+            set_use_markup: true,
+            set_secondary_use_markup: true,
+            add_button: ("Retry", gtk::ResponseType::Accept),
+            // add_button: ("Preferences", gtk::ResponseType::Help),
+            add_button: ("Quit", gtk::ResponseType::Close),
+            connect_response[sender] => move |_, resp| {
+                sender.input(match resp {
+                    gtk::ResponseType::Accept => LoadErrorMsg::Retry,
+                    gtk::ResponseType::Close => LoadErrorMsg::Close,
+                    // gtk::ResponseType::Help => LoadErrorMsg::Preferences,
+                    _ => unreachable!(),
+                });
+            },
+        }
+    }
+
+    fn init(
+        parent_window: Self::InitParams,
+        root: &Self::Root,
+        sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let model = LoadErrorModel {
+            hidden: true,
+            msg: String::default(),
+            msg2: String::default(),
+        };
+        let widgets = view_output!();
+        let accept_widget = widgets
+            .dialog
+            .widget_for_response(gtk::ResponseType::Accept)
+            .expect("No button for accept response set");
+        accept_widget.add_css_class("warning");
+        // let pref_widget = widgets
+        //     .dialog
+        //     .widget_for_response(gtk::ResponseType::Help)
+        //     .expect("No button for help response set");
+        // pref_widget.add_css_class("suggested-action");
+        ComponentParts { model, widgets }
+    }
+
+    fn update(&mut self, msg: Self::Input, sender: ComponentSender<Self>) {
+        match msg {
+            LoadErrorMsg::Show(s, s2) => {
+                self.hidden = false;
+                self.msg = s;
+                self.msg2 = s2;
+            }
+            LoadErrorMsg::Retry => {
+                self.hidden = true;
+                sender.output(AppMsg::TryLoad)
+            }
+            LoadErrorMsg::Close => sender.output(AppMsg::Close),
+            // LoadErrorMsg::Preferences => sender.output(AppMsg::ShowPrefMenu),
+        }
+    }
+}