boot/splash: Use mkLVGUIApp

boot/splash/default.nix

@@ -1,35 +1,19 @@
-{ runCommandNoCC
-, lib
-, mruby
-}:
+{ lib, runCommandNoCC, mobile-nixos }:
 
 let
-  inherit (lib) concatMapStringsSep;
-
-  # Select libs we need from the libs folder.
-  libs = concatMapStringsSep " " (name: "${../lib}/${name}") [
-    "lvgui/args.rb"
-    "lvgui/fiddlier.rb"
-    "lvgui/lvgl/*.rb"
-    "lvgui/lvgui/*.rb"
-    "lvgui/mobile_nixos/*.rb"
-    "lvgui/vtconsole.rb"
-  ];
+  assets = runCommandNoCC "boot-splash-assets" {} ''
+    mkdir -p $out
+    cp ${../../artwork/logo/logo.white.svg} $out/logo.svg
+  '';
 in
-
-# mkDerivation will append something like -aarch64-unknown-linux-gnu to the
-# derivation name with cross, which will break the mruby code loading.
-# Since we don't need anything from mkDerivation, really, let's use runCommandNoCC.
-runCommandNoCC "boot-splash.mrb" {
+mobile-nixos.mkLVGUIApp {
+  name = "boot-splash.mrb";
+  executablePath = "libexec/boot-splash.mrb";
   src = lib.cleanSource ./.;
-
-  nativeBuildInputs = [
-    mruby
+  rubyFiles = [
+    "ui.rb"
+    "main.rb"
   ];
-} ''
-  mrbc \
-    -o $out \
-    ${libs} \
-    $src/ui.rb \
-    $src/main.rb
-''
+  inherit assets;
+  assetsPath = "boot-splash/assets";
+}

boot/splash/simulator.nix

@@ -1,18 +0,0 @@
-{ mobile-nixos
-, callPackage
-}:
-
-let
-  script-loader = mobile-nixos.stage-1.script-loader.override({
-    withSimulator = true;
-  });
-  applet = callPackage ./. {};
-in
-(script-loader.wrap {
-  name = "simulator";
-  inherit applet;
-}).overrideAttrs(old: rec {
-  pname = "boot-splash-simulator";
-  version = "0.0.1";
-  name = "${pname}-${version}";
-})

overlay/overlay.nix

@@ -135,7 +135,7 @@ in
       autoport = callPackage ./mobile-nixos/autoport {};
 
       boot-recovery-menu-simulator = callPackage ../boot/recovery-menu/simulator.nix {};
-      boot-splash-simulator = callPackage ../boot/splash/simulator.nix {};
+      boot-splash-simulator = self.mobile-nixos.stage-1.boot-splash.simulator;
 
       fdt-forward = callPackage ./mobile-nixos/fdt-forward {};