From 528e4d345f90b283b00e8eee8ff7b5149da6cef4 Mon Sep 17 00:00:00 2001
From: Logan Allen <loganallc@gmail.com>
Date: Thu, 24 Sep 2020 16:48:23 -0500
Subject: [PATCH] interface: added oembeds and drag and drop back

---
 pkg/interface/src/views/apps/links/app.js     |   1 +
 .../apps/links/components/lib/link-preview.js |  28 +-
 .../apps/links/components/lib/link-submit.js  | 126 --------
 .../apps/links/components/lib/link-submit.tsx | 302 ++++++++++++++++++
 .../apps/links/components/link-detail.js      |   4 +-
 .../views/apps/links/components/link-list.js  |   5 +-
 6 files changed, 332 insertions(+), 134 deletions(-)
 delete mode 100644 pkg/interface/src/views/apps/links/components/lib/link-submit.js
 create mode 100644 pkg/interface/src/views/apps/links/components/lib/link-submit.tsx

diff --git a/pkg/interface/src/views/apps/links/app.js b/pkg/interface/src/views/apps/links/app.js
index 962ea1ac56..d6f9cad68d 100644
--- a/pkg/interface/src/views/apps/links/app.js
+++ b/pkg/interface/src/views/apps/links/app.js
@@ -160,6 +160,7 @@ export default class LinksApp extends Component {
                   <LinkList
                     {...props}
                     api={api}
+                    s3={s3}
                     graph={graph}
                     graphResource={graphKeys.has(resourcePath)}
                     resourcePath={resourcePath}
diff --git a/pkg/interface/src/views/apps/links/components/lib/link-preview.js b/pkg/interface/src/views/apps/links/components/lib/link-preview.js
index 5992533e3b..1bce933d9f 100644
--- a/pkg/interface/src/views/apps/links/components/lib/link-preview.js
+++ b/pkg/interface/src/views/apps/links/components/lib/link-preview.js
@@ -1,21 +1,39 @@
 import React from 'react';
 import { cite } from '~/logic/lib/util';
+import RemoteContent from "~/views/components/RemoteContent";
+
 import moment from 'moment';
 
+
+const URLparser = new RegExp(
+    /((?:([\w\d\.-]+)\:\/\/?){1}(?:(www)\.?){0,1}(((?:[\w\d-]+\.)*)([\w\d-]+\.[\w\d]+))){1}(?:\:(\d+)){0,1}((\/(?:(?:[^\/\s\?]+\/)*))(?:([^\?\/\s#]+?(?:.[^\?\s]+){0,1}){0,1}(?:\?([^\s#]+)){0,1})){0,1}(?:#([^#\s]+)){0,1}/
+);
+
+
 export const LinkPreview = (props) => {
   const showNickname = props.nickname && !props.hideNicknames;
   const nameClass = showNickname ? 'inter' : 'mono';
-
   const author = props.post.author;
+  const title = props.post.contents[0].text;
+  const url = props.post.contents[1].url;
+  const hostname = URLparser.exec(url) ? URLparser.exec(url)[4] : null;
+
   const timeSent = 
     moment.unix(props.post['time-sent'] / 1000).format('hh:mm a');
 
-  const title = props.post.contents[0].text;
-  const url = props.post.contents[1].url;
-
+  const embed = (
+    <RemoteContent
+      unfold={true}
+      renderUrl={false}
+      url={url}
+      remoteContentPolicy={props.remoteContentPolicy}
+      className="mw-100"
+    />
+  );
 
   return (
     <div className="pb6 w-100">
+      <div className='w-100 tc'>{embed}</div>
       <div className="flex flex-column ml2 pt6 flex-auto">
         <a href={url}
            className="w-100 flex"
@@ -23,7 +41,7 @@ export const LinkPreview = (props) => {
            rel="noopener noreferrer">
           <p className="f8 truncate">{title}</p>
           <span className="gray2 ml2 f8 dib v-btm flex-shrink-0">
-            {url} ↗
+            {hostname} ↗
           </span>
         </a>
         <div className="w-100 pt1">
diff --git a/pkg/interface/src/views/apps/links/components/lib/link-submit.js b/pkg/interface/src/views/apps/links/components/lib/link-submit.js
deleted file mode 100644
index e76756d0e3..0000000000
--- a/pkg/interface/src/views/apps/links/components/lib/link-submit.js
+++ /dev/null
@@ -1,126 +0,0 @@
-import React, { Component } from 'react';
-import { Spinner } from '~/views/components/Spinner';
-import { createPost } from '~/logic/api/graph';
-
-
-export class LinkSubmit extends Component {
-  constructor() {
-    super();
-    this.state = {
-      linkValue: '',
-      linkTitle: '',
-      submitFocus: false,
-      disabled: false
-    };
-    this.setLinkValue = this.setLinkValue.bind(this);
-    this.setLinkTitle = this.setLinkTitle.bind(this);
-  }
-
-  onClickPost() {
-    const link = this.state.linkValue;
-    const title = this.state.linkTitle
-      ? this.state.linkTitle
-      : this.state.linkValue;
-
-    const parentIndex = this.props.parentIndex || '';
-    let post = createPost([
-      { text: title },
-      { url: link }
-    ], parentIndex);
-
-    this.setState({ disabled: true }, () => {
-      this.props.api.graph.addPost(
-        `~${this.props.ship}`,
-        this.props.name,
-        post
-      ).then((r) => {
-        this.setState({
-          disabled: false,
-          linkValue: '',
-          linkTitle: '',
-        });
-      });
-    });
-  }
-
-  setLinkValue(event) {
-    this.setState({ linkValue: event.target.value });
-  }
-
-  setLinkTitle(event) {
-    this.setState({ linkTitle: event.target.value });
-  }
-
-  render() {
-    const activeClasses = (!this.state.disabled) ? 'green2 pointer' : 'gray2';
-
-    const focus = (this.state.submitFocus)
-      ? 'b--black b--white-d'
-      : 'b--gray4 b--gray2-d';
-
-    return (
-      <div className={'relative ba br1 w-100 mb6 ' + focus}>
-        <textarea
-          className="pl2 bg-gray0-d white-d w-100 f8"
-          style={{
-            resize: 'none',
-            height: 40,
-            paddingTop: 10
-          }}
-          placeholder="Paste link here"
-          onChange={this.setLinkValue}
-          onBlur={() => this.setState({ submitFocus: false })}
-          onFocus={() => this.setState({ submitFocus: true })}
-          spellCheck="false"
-          rows={1}
-          onKeyPress={(e) => {
-            if (e.key === 'Enter') {
-              e.preventDefault();
-              this.onClickPost();
-            }
-          }}
-          value={this.state.linkValue}
-        />
-        <textarea
-          className="pl2 bg-gray0-d white-d w-100 f8"
-          style={{
-            resize: 'none',
-            height: 40,
-            paddingTop: 16
-          }}
-          placeholder="Enter title"
-          onChange={this.setLinkTitle}
-          onBlur={() => this.setState({ submitFocus: false })}
-          onFocus={() => this.setState({ submitFocus: true })}
-          spellCheck="false"
-          rows={1}
-          onKeyPress={(e) => {
-            if (e.key === 'Enter') {
-              e.preventDefault();
-              this.onClickPost();
-            }
-          }}
-          value={this.state.linkTitle}
-        />
-        <button
-          className={
-            'absolute bg-gray0-d f8 ml2 flex-shrink-0 ' + activeClasses
-          }
-          disabled={this.state.disabled}
-          onClick={this.onClickPost.bind(this)}
-          style={{
-            bottom: 12,
-            right: 8
-          }}
-        >
-          Post
-        </button>
-        <Spinner
-          awaiting={this.state.disabled}
-          classes="mt3 absolute right-0"
-          text="Posting to collection..." />
-      </div>
-    );
-  }
-}
-
diff --git a/pkg/interface/src/views/apps/links/components/lib/link-submit.tsx b/pkg/interface/src/views/apps/links/components/lib/link-submit.tsx
new file mode 100644
index 0000000000..0396f5bbc9
--- /dev/null
+++ b/pkg/interface/src/views/apps/links/components/lib/link-submit.tsx
@@ -0,0 +1,302 @@
+import React, { Component } from 'react';
+import { hasProvider } from 'oembed-parser';
+
+import { S3Upload, SubmitDragger } from '~/views/components/s3-upload';
+import { Spinner } from '~/views/components/Spinner';
+import { Icon } from "@tlon/indigo-react";
+import GlobalApi from '~/logic/api/global';
+import { S3State } from '~/types';
+
+import { createPost } from '~/logic/api/graph';
+
+
+interface LinkSubmitProps {
+  api: GlobalApi;
+  s3: S3State;
+  name: string;
+  ship: string;
+}
+
+interface LinkSubmitState {
+  linkValue: string;
+  linkTitle: string;
+  linkValid: boolean;
+  submitFocus: boolean;
+  urlFocus: boolean;
+  disabled: boolean;
+  dragover: boolean;
+}
+
+export class LinkSubmit extends Component<LinkSubmitProps, LinkSubmitState> {
+  private s3Uploader: React.RefObject<S3Upload>;
+
+  constructor(props) {
+    super(props);
+    this.state = {
+      linkValue: '',
+      linkTitle: '',
+      linkValid: false,
+      submitFocus: false,
+      urlFocus: false,
+      disabled: false,
+      dragover: false
+    };
+    this.setLinkValue = this.setLinkValue.bind(this);
+    this.setLinkTitle = this.setLinkTitle.bind(this);
+    this.onDragEnter = this.onDragEnter.bind(this);
+    this.onDrop = this.onDrop.bind(this);
+    this.onPaste = this.onPaste.bind(this);
+    this.uploadFiles = this.uploadFiles.bind(this);
+    this.s3Uploader = React.createRef();
+  }
+
+  onClickPost() {
+    const link = this.state.linkValue;
+    const title = this.state.linkTitle
+      ? this.state.linkTitle
+      : this.state.linkValue;
+    this.setState({ disabled: true });
+
+    const parentIndex = this.props.parentIndex || '';
+    let post = createPost([
+      { text: title },
+      { url: link }
+    ], parentIndex);
+
+    this.props.api.graph.addPost(
+      `~${this.props.ship}`,
+      this.props.name,
+      post
+    ).then((r) => {
+      this.setState({
+        disabled: false,
+        linkValue: '',
+        linkTitle: '',
+        linkValid: false
+      });
+    });
+  }
+
+  setLinkValid(linkValue) {
+    const URLparser = new RegExp(
+      /((?:([\w\d\.-]+)\:\/\/?){1}(?:(www)\.?){0,1}(((?:[\w\d-]+\.)*)([\w\d-]+\.[\w\d]+))){1}(?:\:(\d+)){0,1}((\/(?:(?:[^\/\s\?]+\/)*))(?:([^\?\/\s#]+?(?:.[^\?\s]+){0,1}){0,1}(?:\?([^\s#]+)){0,1})){0,1}(?:#([^#\s]+)){0,1}/
+    );;
+
+    let linkValid = URLparser.test(linkValue);
+
+    if (!linkValid) {
+      linkValid = URLparser.test(`http://${linkValue}`);
+      if (linkValid) {
+        linkValue = `http://${linkValue}`;
+      }
+    }
+
+    this.setState({ linkValid, linkValue });
+
+    if (linkValid) {
+      if (hasProvider(linkValue)) {
+        fetch(`https://noembed.com/embed?url=${linkValue}`)
+        .then(response => response.json())
+        .then((result) => {
+          if (result.title) {
+            this.setState({ linkTitle: result.title });
+          }
+        }).catch((error) => {/*noop*/});
+      } else {
+        this.setState({
+          linkTitle: decodeURIComponent(linkValue
+            .split('/')
+            .pop()
+            .split('.')
+            .slice(0, -1)
+            .join('.')
+            .replace('_', ' ')
+            .replace(/\d{4}\.\d{1,2}\.\d{2}\.\.\d{2}\.\d{2}\.\d{2}-/, '')
+            )
+        })
+      }
+    }
+  }
+
+  setLinkValue(event) {
+    this.setState({ linkValue: event.target.value });
+    this.setLinkValid(event.target.value);
+  }
+
+  setLinkTitle(event) {
+    this.setState({ linkTitle: event.target.value });
+  }
+
+  uploadSuccess(url) {
+    this.setState({ linkValue: url });
+    this.setLinkValid(url);
+  }
+
+  uploadError(error) {
+    //  no-op for now
+  }
+
+  readyToUpload(): boolean {
+    return Boolean(this.s3Uploader.current && this.s3Uploader.current.inputRef.current);
+  }
+
+  onDragEnter() {
+    if (!this.readyToUpload()) {
+      return;
+    }
+    this.setState({ dragover: true });
+  }
+
+  onDrop(event: DragEvent) {
+    this.setState({ dragover: false });
+    if (!event.dataTransfer || !event.dataTransfer.files.length) {
+      return;
+    }
+    event.preventDefault();
+    this.uploadFiles(event.dataTransfer.files);
+  }
+
+  onPaste(event: ClipboardEvent) {
+    if (!event.clipboardData || !event.clipboardData.files.length) {
+      return;
+    }
+    event.preventDefault();
+    event.stopPropagation();
+    this.uploadFiles(event.clipboardData.files);
+  }
+
+  uploadFiles(files: FileList) {
+    if (!this.readyToUpload()) {
+      return;
+    }
+    this.s3Uploader.current.inputRef.current.files = files;
+    const fire = document.createEvent("HTMLEvents");
+    fire.initEvent("change", true, true);
+    this.s3Uploader.current?.inputRef.current?.dispatchEvent(fire);
+  }
+
+  render() {
+    const activeClasses = (this.state.linkValid && !this.state.disabled)
+      ? 'green2 pointer' : 'gray2';
+
+    const focus = (this.state.submitFocus)
+      ? 'b--black b--white-d'
+      : 'b--gray4 b--gray2-d';
+
+    console.log(this.props.s3);
+
+    const isS3Ready =
+      ( this.props.s3.secretAccessKey &&
+        this.props.s3.endpoint &&
+        this.props.s3.accessKeyId 
+      );
+
+    return (
+      <div
+        className={`relative ba br1 w-100 mb6 ${focus}`}
+        onDragEnter={this.onDragEnter.bind(this)}
+        onDragOver={e => {
+          e.preventDefault();
+          if (isS3Ready) {
+            this.setState({ dragover: true})
+          }
+        }}
+        onDragLeave={() => this.setState({ dragover: false })}
+        onDrop={this.onDrop}
+      >
+        {this.state.dragover ? <SubmitDragger /> : null}
+        <div className="relative">
+          { 
+            ( this.state.linkValue ||
+              this.state.urlFocus ||
+              this.state.disabled
+            ) ? null : (
+              isS3Ready ? (
+                <span className="gray2 absolute pl2 pt3 pb2 f8"
+                      style={{pointerEvents: 'none'}}>
+                  Drop or
+                  <span className="pointer green2"
+                        style={{pointerEvents: 'all'}}
+                        onClick={(event) => {
+                          if (!this.readyToUpload()) {
+                            return;
+                          }
+                           this.s3Uploader.current.inputRef.current.click();
+                        }}> upload </span>
+                  a file, or paste a link here
+                </span>
+              ) : (
+                <span className="gray2 absolute pl2 pt3 pb2 f8"
+                      style={{pointerEvents: 'none'}}>
+                  Paste a link here
+                </span>
+              )
+            )
+          }
+          {!this.state.disabled && isS3Ready ? <S3Upload
+            ref={this.s3Uploader}
+            configuration={this.props.s3.configuration}
+            credentials={this.props.s3.credentials}
+            uploadSuccess={this.uploadSuccess.bind(this)}
+            uploadError={this.uploadError.bind(this)}
+            className="dn absolute pt3 pb2 pl2 w-100"
+          ></S3Upload> : null}
+          <input
+            type="url"
+            className="pl2 w-100 f8 pt3 pb2 white-d bg-transparent"
+            onChange={this.setLinkValue}
+            onBlur={() => this.setState({ submitFocus: false, urlFocus: false })}
+            onFocus={() => this.setState({ submitFocus: true, urlFocus: true })}
+            spellCheck="false"
+            onPaste={this.onPaste}
+            onKeyPress={(e) => {
+              if (e.key === 'Enter') {
+                e.preventDefault();
+                this.onClickPost();
+              }
+            }}
+            value={this.state.linkValue}
+          />
+        </div>
+          <input
+            type="text"
+            className="pl2 bg-transparent w-100 f8 white-d"
+            style={{
+              resize: 'none',
+              height: 40
+            }}
+            placeholder="Provide a title"
+            onChange={this.setLinkTitle}
+            onBlur={() => this.setState({ submitFocus: false })}
+            onFocus={() => this.setState({ submitFocus: true })}
+            spellCheck="false"
+            onKeyPress={(e) => {
+              if (e.key === 'Enter') {
+                e.preventDefault();
+                this.onClickPost();
+              }
+            }}
+            value={this.state.linkTitle}
+          />
+          {!this.state.disabled ? <button
+            className={
+              'bg-transparent f8 flex-shrink-0 pr2 pl2 pt2 pb3 ' + activeClasses
+            }
+            disabled={!this.state.linkValid || this.state.disabled}
+            onClick={this.onClickPost.bind(this)}
+            style={{
+              bottom: 12,
+              right: 8
+            }}
+          >
+            Post link
+          </button> : null}
+          <Spinner awaiting={this.state.disabled} classes="nowrap flex items-center pr2 pl2 pt2 pb4" style={{flex: '1 1 14rem'}} text="Posting to collection..." />
+        
+        
+      </div>
+    ) ;
+  }
+}
+
+export default LinkSubmit;
diff --git a/pkg/interface/src/views/apps/links/components/link-detail.js b/pkg/interface/src/views/apps/links/components/link-detail.js
index b4e2d9b6f8..df69a80774 100644
--- a/pkg/interface/src/views/apps/links/components/link-detail.js
+++ b/pkg/interface/src/views/apps/links/components/link-detail.js
@@ -70,7 +70,9 @@ export const LinkDetail = (props) => {
             post={props.node.post}
             nickname={nickname}
             hideNicknames={props.hideNicknames}
-            commentNumber={props.node.children.size} />
+            commentNumber={props.node.children.size} 
+            remoteContentPolicy={props.remoteContentPolicy}
+          />
           <div className="flex">
             <CommentSubmit
               name={props.name}
diff --git a/pkg/interface/src/views/apps/links/components/link-list.js b/pkg/interface/src/views/apps/links/components/link-list.js
index 54adb00f1d..4ac2ecc6b2 100644
--- a/pkg/interface/src/views/apps/links/components/link-list.js
+++ b/pkg/interface/src/views/apps/links/components/link-list.js
@@ -4,7 +4,7 @@ import { TabBar } from '~/views/components/chat-link-tabbar';
 import { SidebarSwitcher } from '~/views/components/SidebarSwitch';
 import { Link } from 'react-router-dom';
 import { LinkItem } from './lib/link-item';
-import { LinkSubmit } from './lib/link-submit';
+import LinkSubmit from './lib/link-submit';
 
 import { getContactDetails } from '~/logic/lib/util';
 
@@ -66,7 +66,8 @@ export const LinkList = (props) => {
             <LinkSubmit
               name={props.name}
               ship={props.ship}
-              api={props.api} />
+              api={props.api}
+              s3={props.s3} />
           </div>
           { Array.from(props.graph.values()).map((node) => {
               const { nickname, color, avatar } =