Add logging of selected feed preference when displaying the following feed (#4789)

(cherry picked from commit b3092413dd)

src/lib/statsig/events.ts

@@ -211,6 +211,12 @@ export type LogEvents = {
   'feed:interstitial:profileCard:press': {}
   'feed:interstitial:feedCard:press': {}
 
+  'debug:followingPrefs': {
+    followingShowRepliesFromPref: 'all' | 'following' | 'off'
+    followingRepliesMinLikePref: number
+  }
+  'debug:followingDisplayed': {}
+
   'test:all:always': {}
   'test:all:sometimes': {}
   'test:all:boosted_by_gate1': {reason: 'base' | 'gate1'}

src/view/screens/Home.tsx

@@ -9,7 +9,7 @@ import {useWebMediaQueries} from '#/lib/hooks/useWebMediaQueries'
 import {logEvent, LogEvents} from '#/lib/statsig/statsig'
 import {emitSoftReset} from '#/state/events'
 import {SavedFeedSourceInfo, usePinnedFeedsInfos} from '#/state/queries/feed'
-import {FeedParams} from '#/state/queries/post-feed'
+import {FeedDescriptor, FeedParams} from '#/state/queries/post-feed'
 import {usePreferencesQuery} from '#/state/queries/preferences'
 import {UsePreferencesQueryResponse} from '#/state/queries/preferences/types'
 import {useSession} from '#/state/session'
@@ -108,6 +108,30 @@ function HomeScreenReady({
     }
   }, [selectedIndex])
 
+  // Temporary, remove when finished debugging
+  const debugHasLoggedFollowingPrefs = React.useRef(false)
+  const debugLogFollowingPrefs = React.useCallback(
+    (feed: FeedDescriptor) => {
+      if (debugHasLoggedFollowingPrefs.current) return
+      if (feed !== 'following') return
+      logEvent('debug:followingPrefs', {
+        followingShowRepliesFromPref: preferences.feedViewPrefs.hideReplies
+          ? 'off'
+          : preferences.feedViewPrefs.hideRepliesByUnfollowed
+          ? 'following'
+          : 'all',
+        followingRepliesMinLikePref:
+          preferences.feedViewPrefs.hideRepliesByLikeCount,
+      })
+      debugHasLoggedFollowingPrefs.current = true
+    },
+    [
+      preferences.feedViewPrefs.hideReplies,
+      preferences.feedViewPrefs.hideRepliesByLikeCount,
+      preferences.feedViewPrefs.hideRepliesByUnfollowed,
+    ],
+  )
+
   const {hasSession} = useSession()
   const setMinimalShellMode = useSetMinimalShellMode()
   const setDrawerSwipeDisabled = useSetDrawerSwipeDisabled()
@@ -136,6 +160,7 @@ function HomeScreenReady({
           feedUrl: selectedFeed,
           reason: 'focus',
         })
+        debugLogFollowingPrefs(selectedFeed)
       }
     }),
   )
@@ -182,8 +207,9 @@ function HomeScreenReady({
         feedUrl: feed,
         reason,
       })
+      debugLogFollowingPrefs(feed)
     },
-    [allFeeds],
+    [allFeeds, debugLogFollowingPrefs],
   )
 
   const onPressSelected = React.useCallback(() => {