Threads v2 cleanup (#8902)

* Delete root PostThread component

* Remove PostThreadItem, migrate DebugMod to use new components

* Remove other unused components

* Move PostThreadFollowBtn to new home

* Move PostThreadComposePrompt to new home

* Remove gate

* Keep naming in DebugMod

* rm v1 prefs

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

src/view/screens/DebugMod.tsx

@@ -31,8 +31,11 @@ import {
   groupNotifications,
   shouldFilterNotif,
 } from '#/state/queries/notifications/util'
+import {threadPost} from '#/state/queries/usePostThread/views'
 import {useSession} from '#/state/session'
 import {CenteredView, ScrollView} from '#/view/com/util/Views'
+import {ThreadItemAnchor} from '#/screens/PostThread/components/ThreadItemAnchor'
+import {ThreadItemPost} from '#/screens/PostThread/components/ThreadItemPost'
 import {ProfileHeaderStandard} from '#/screens/Profile/Header/ProfileHeaderStandard'
 import {atoms as a, useTheme} from '#/alf'
 import {Button, ButtonIcon, ButtonText} from '#/components/Button'
@@ -49,7 +52,6 @@ import * as ProfileCard from '#/components/ProfileCard'
 import {H1, H3, P, Text} from '#/components/Typography'
 import {ScreenHider} from '../../components/moderation/ScreenHider'
 import {NotificationFeedItem} from '../com/notifications/NotificationFeedItem'
-import {PostThreadItem} from '../com/post-thread/PostThreadItem'
 import {PostFeedItem} from '../com/posts/PostFeedItem'
 
 const LABEL_VALUES: (keyof typeof LABELS)[] = Object.keys(
@@ -519,13 +521,13 @@ export const DebugModScreen = ({}: NativeStackScreenProps<
                   <MockPostFeedItem post={post} moderation={postModeration} />
 
                   <Heading title="Post" subtitle="viewed directly" />
-                  <MockPostThreadItem post={post} moderation={postModeration} />
+                  <MockPostThreadItem post={post} moderationOpts={modOpts} />
 
                   <Heading title="Post" subtitle="reply in thread" />
                   <MockPostThreadItem
                     post={post}
-                    moderation={postModeration}
-                    reply
+                    moderationOpts={modOpts}
+                    isReply
                   />
                 </>
               )}
@@ -837,28 +839,33 @@ function MockPostFeedItem({
 
 function MockPostThreadItem({
   post,
-  moderation,
-  reply,
+  moderationOpts,
+  isReply,
 }: {
   post: AppBskyFeedDefs.PostView
-  moderation: ModerationDecision
-  reply?: boolean
+  moderationOpts: ModerationOpts
+  isReply?: boolean
 }) {
-  return (
-    <PostThreadItem
-      // @ts-ignore
-      post={post}
-      record={post.record as AppBskyFeedPost.Record}
-      moderation={moderation}
-      depth={reply ? 1 : 0}
-      isHighlightedPost={!reply}
-      treeView={false}
-      prevPost={undefined}
-      nextPost={undefined}
-      hasPrecedingItem={false}
-      overrideBlur={false}
-      onPostReply={() => {}}
-    />
+  const thread = threadPost({
+    uri: post.uri,
+    depth: isReply ? 1 : 0,
+    value: {
+      $type: 'app.bsky.unspecced.defs#threadItemPost',
+      post,
+      moreParents: false,
+      moreReplies: 0,
+      opThread: false,
+      hiddenByThreadgate: false,
+      mutedByViewer: false,
+    },
+    moderationOpts,
+    threadgateHiddenReplies: new Set<string>(),
+  })
+
+  return isReply ? (
+    <ThreadItemPost item={thread} />
+  ) : (
+    <ThreadItemAnchor item={thread} />
   )
 }
 

src/view/screens/PostThread.tsx

@@ -5,17 +5,14 @@ import {
   type CommonNavigatorParams,
   type NativeStackScreenProps,
 } from '#/lib/routes/types'
-import {useGate} from '#/lib/statsig/statsig'
 import {makeRecordUri} from '#/lib/strings/url-helpers'
 import {useSetMinimalShellMode} from '#/state/shell'
-import {PostThread as PostThreadComponent} from '#/view/com/post-thread/PostThread'
 import {PostThread} from '#/screens/PostThread'
 import * as Layout from '#/components/Layout'
 
 type Props = NativeStackScreenProps<CommonNavigatorParams, 'PostThread'>
 export function PostThreadScreen({route}: Props) {
   const setMinimalShellMode = useSetMinimalShellMode()
-  const gate = useGate()
 
   const {name, rkey} = route.params
   const uri = makeRecordUri(name, 'app.bsky.feed.post', rkey)
@@ -28,11 +25,7 @@ export function PostThreadScreen({route}: Props) {
 
   return (
     <Layout.Screen testID="postThreadScreen">
-      {gate('post_threads_v2_unspecced') || __DEV__ ? (
-        <PostThread uri={uri} />
-      ) : (
-        <PostThreadComponent uri={uri} />
-      )}
+      <PostThread uri={uri} />
     </Layout.Screen>
   )
 }