[APP-1782] Analytics migration (#9734)

* WIP

* Clean up growthbook code, integrate into init and sessions

* Move everything out of React

* Add metrics client

* Move to separate file

* Shared metadata cache

* Ensure we update metadata when session ID changes

* Ensure userMetadata is cleared when logging out

* WIP revamp

* Integrate feature gates into analytics context

* Clean up old code

* Fix useMeta util

* Some comments and cleanup

* Add logger to base analytics context

* Refactor current route handling

* Rip out LogEvent from navigation

* Update tracking endpoint

* Migrate toClout

* Clear out statsig client

* Add todo, reset logger readme

* Ope fix statsig noop

* Refactor logging in feed-feedback, add debug logging to metrics client

* Remove LogEvents alias for Metrics

* Prefer root package export

* Remove Metrics alias from logger

* [APP-1782] Migrate to new analytics APIs (#9735)

* Migrate logEvent to useAnalytics

* Migrate logger.metric to useAnalytics

* Migrate tricky spot, fix types

* Migrate remaining tricky spot

* Missed one

* Remove metric() from logger

* Migrate useGate to useAnalytics

* Remove all other StatSig mentions

* Update event payload

* Update logger tests

* Mock expo method

* Fix session ID bug

* Add session ID test

* Add test for metrics client

* Clarify intent

* Clean up core analytics file

* Clean up the call once utils

* Fix TODO

* Fix TODO

* Fix TODO

* Fix TODO

* Fix TODO

* Remove debug code

* Fix navigation context

* OK nav context is not working, todo

* Checkpoint: works but feels hacky

* Fix navigation context issue

* Improve feature API

* Improve metric logging

* Update logger tests

src/view/screens/Home.tsx

@@ -11,7 +11,6 @@ import {
   type HomeTabNavigatorParams,
   type NativeStackScreenProps,
 } from '#/lib/routes/types'
-import {logEvent} from '#/lib/statsig/statsig'
 import {emitSoftReset} from '#/state/events'
 import {
   type SavedFeedSourceInfo,
@@ -36,6 +35,7 @@ import {FollowingEmptyState} from '#/view/com/posts/FollowingEmptyState'
 import {FollowingEndOfFeed} from '#/view/com/posts/FollowingEndOfFeed'
 import {NoFeedsPinned} from '#/screens/Home/NoFeedsPinned'
 import * as Layout from '#/components/Layout'
+import {useAnalytics} from '#/analytics'
 import {IS_WEB} from '#/env'
 import {useDemoMode} from '#/storage/hooks/demo-mode'
 
@@ -105,6 +105,7 @@ function HomeScreenReady({
   preferences: UsePreferencesQueryResponse
   pinnedFeedInfos: SavedFeedSourceInfo[]
 }) {
+  const ax = useAnalytics()
   const allFeeds = React.useMemo(
     () => pinnedFeedInfos.map(f => f.feedDescriptor),
     [pinnedFeedInfos],
@@ -147,7 +148,7 @@ function HomeScreenReady({
   useFocusEffect(
     useNonReactiveCallback(() => {
       if (maybeSelectedFeed) {
-        logEvent('home:feedDisplayed', {
+        ax.metric('home:feedDisplayed', {
           index: selectedIndex,
           feedType: maybeSelectedFeed.split('|')[0],
           feedUrl: maybeSelectedFeed,
@@ -168,14 +169,14 @@ function HomeScreenReady({
       setSelectedFeed(maybeFeed)
 
       if (maybeFeed) {
-        logEvent('home:feedDisplayed', {
+        ax.metric('home:feedDisplayed', {
           index,
           feedType: maybeFeed.split('|')[0],
           feedUrl: maybeFeed,
         })
       }
     },
-    [setSelectedFeed, setMinimalShellMode, allFeeds],
+    [ax, setSelectedFeed, setMinimalShellMode, allFeeds],
   )
 
   const onPressSelected = React.useCallback(() => {