server/db/seed.js

@@ -22,8 +22,7 @@ async function runSeed() {
 
     await c1.addReply(2)
 
-    await c2.addReplies([c3, c4])
-    await c5.setParent(c4)
+    await c2.addReplies([c3, c4, c5])
 
     await c6.setParent(c1)
 

src/App.js

@@ -5,6 +5,18 @@ import axios from 'axios'
 const API = 'http://localhost:5555'
 console.log('Using API at ' + API)
 
+const comments = [
+  { id: 1, text: 'c1', replies: [] },
+  {
+    id: 2,
+    text: 'c2',
+    replies: [
+      { id: 3, text: 'c3', replies: [] },
+      { id: 4, text: 'c4', replies: [] },
+    ],
+  },
+]
+
 class App extends React.Component {
   constructor() {
     super()

src/Components/Comments/SingleComment/CollapsedComment.js

@@ -2,7 +2,7 @@ import React from 'react'
 
 const CollapsedComment = props => {
   return (
-    <li key={props.id}>
+    <li>
       <div className="media-body ml-3 py-2 my-auto">
         <img className="px-2" alt="profile" src="anon.jpeg" height={16} />
         <a href="#user">username</a>
@@ -14,7 +14,7 @@ const CollapsedComment = props => {
             color: 'blue',
             cursor: 'pointer',
           }}
-          onClick={() => props.toggleCollapse(props.id)}
+          onClick={props.toggleCollapse}
         >
           expand
         </span>

src/Components/Comments/SingleComment/ExpandedComment.js

@@ -1,45 +1,31 @@
 import React from 'react'
-
 const ExpandedComment = props => {
+  const { text } = props
+
   return (
-    <li
-      className=""
-      key={props.id}
-      onMouseEnter={() => props.showCollapseLink(props.id, true)}
-      onMouseLeave={() => props.showCollapseLink(props.id, false)}
-    >
+    <li>
       <div className="media bg bg-dark">
         <img alt="profile" src="anon.jpeg" height={64} />
-
         <div className="media-body ml-3 my-auto">
-          <a className="" href="#user">
-            username
-          </a>
-        </div>
-        <div className="white">
-          <small>{props.createdAt}</small>
-          {props.replies.length > 0 ? (
+          <a href="#user">username</a>
+          <div>
+            <small>July 9 2019, 01:32:27 UTC</small>
             <span
               className="a ml-3"
               style={{
                 fontVariant: 'small-caps',
                 color: 'blue',
                 cursor: 'pointer',
-                display: props.displayCollapse || 'none',
               }}
-              onClick={() => props.toggleCollapse(props.id, !props.collapsed)}
+              onClick={props.toggleCollapse}
             >
-              {props.collapsed ? 'expand' : 'collapse'}
+              collapse
             </span>
-          ) : (
-            ''
-          )}
-          <a className="float-right ml-2" href="#replies">
-            reply
-          </a>
+          </div>
         </div>
       </div>
-      <div className="">{props.text}</div>
+      <div>{text}</div>
+      <a href="#replies">reply</a>
     </li>
   )
 }

src/Components/Comments/SingleComment/index.js

@@ -3,7 +3,9 @@ import ExpandedComment from './ExpandedComment'
 import CollapsedComment from './CollapsedComment'
 
 const SingleComment = props => {
-  if (props.hidden) return <CollapsedComment {...props} />
+  console.log(props)
+  const { collapsed } = props
+  if (collapsed) return <CollapsedComment {...props} />
   return <ExpandedComment {...props} />
 }
 

src/Components/Comments/index.js

@@ -5,86 +5,39 @@ import uuid from 'uuid'
 class ThreadList extends React.Component {
   constructor() {
     super()
+    this.state = { collapsed: false }
     this.toggleCollapse = this.toggleCollapse.bind(this)
-    this.showCollapseLink = this.showCollapseLink.bind(this)
   }
 
-  showCollapseLink(id, collapsed) {
-    this.setState({ displayCollapse: 'block' })
-    const otherComments = this.props.comments.filter(c => c.id !== id)
-    const comment = this.props.comments.find(c => c.id === id)
-    comment['displayCollapse'] = collapsed
-    //console.log('displayed collapse for: ', comment)
-    this.setState({ comments: otherComments.concat(comment) })
-  }
-
-  toggleCollapse(id, collapsed) {
-    const otherComments = this.props.comments.filter(c => c.id !== id)
-    var parent = this.props.comments.find(c => c.id === id)
-    console.log('toggling', parent)
-    parent['collapsed'] = collapsed
-    if (!collapsed) {
-      // when parent was a reply in a previously collapsed thread
-      // and is to be expanded it will be marked hidden
-      // and needs to be unhidden
-      parent['hidden'] = false
-    }
-    this.setState({ comments: otherComments.concat(parent) })
-    parent.replies.map(comment => this.toggleReplies(comment.id, collapsed))
-  }
-  toggleReplies(id, collapsed) {
-    const otherComments = this.props.comments.filter(c => c.id !== id)
-    var comment = this.props.comments.find(c => c.id === id)
-    comment['hidden'] = collapsed
-    this.setState({ comments: otherComments.concat(comment) })
-    if (comment.replies) {
-      comment.replies.map(c => this.toggleReplies(c.id, collapsed))
-    }
+  toggleCollapse() {
+    this.setState({ collapsed: !this.state.collapsed })
   }
 
   render() {
-    const comments = this.props.comments.filter(
-      // only show comments for this parent / thread
-      c =>
-        (!c.parentId && !this.props.threadLevel) ||
-        c.parentId === this.props.threadLevel
-    )
-    if (comments.length === 0) {
-      return ''
-    }
-    console.log('showing comments for thread', this.props.threadLevel, comments)
+    const { comments } = this.props
+    console.log(comments)
+
     return (
       <ul className="list-unstyled">
         {comments.map(comment => {
-          // TODO comments aren't sorted by time
-          if (comment.replies && comment.replies.length === 0) {
-            return (
-              <div className="ml-3" key={uuid()}>
-                <SingleComment
-                  threadLevel={this.props.threadLevel}
-                  showCollapseLink={this.showCollapseLink}
-                  toggleCollapse={this.toggleCollapse}
-                  {...comment}
-                />
-              </div>
-            )
-          } else {
-            return (
-              <div className="ml-3" key={uuid()}>
-                <SingleComment
-                  threadLevel={this.props.threadLevel}
-                  showCollapseLink={this.showCollapseLink}
-                  toggleCollapse={this.toggleCollapse}
-                  {...comment}
-                />
+          return (
+            <div className="ml-3">
+              <SingleComment
+                threadLevel={this.props.threadLevel}
+                collapsed={this.state.collapsed}
+                toggleCollapse={this.toggleCollapse}
+                key={uuid()}
+                {...comment}
+              />
+
+              {comment.replies && (
                 <ThreadList
-                  threadLevel={comment.id}
-                  showCollapseLink={this.showCollapseLink}
-                  comments={this.props.comments}
+                  threadLevel={comment.parentId}
+                  comments={comment.replies}
                 />
-              </div>
-            )
-          }
+              )}
+            </div>
+          )
         })}
       </ul>
     )