[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/screens/Onboarding/StepFindContacts/index.tsx

@@ -2,10 +2,11 @@ import {useCallback, useState} from 'react'
 import {LayoutAnimationConfig} from 'react-native-reanimated'
 import {SafeAreaView} from 'react-native-safe-area-context'
 
-import {logger} from '#/logger'
+import {useCallOnce} from '#/lib/once'
 import {FindContactsFlow} from '#/components/contacts/FindContactsFlow'
 import {type Action, type State} from '#/components/contacts/state'
 import {ScreenTransition} from '#/components/ScreenTransition'
+import {useAnalytics} from '#/analytics'
 import {useOnboardingInternalState} from '../state'
 
 export function StepFindContacts({
@@ -16,6 +17,11 @@ export function StepFindContacts({
   flowDispatch: React.ActionDispatch<[Action]>
 }) {
   const {dispatch} = useOnboardingInternalState()
+  const ax = useAnalytics()
+
+  useCallOnce(() => {
+    ax.metric('onboarding:contacts:begin', {})
+  })()
 
   const [transitionDirection, setTransitionDirection] = useState<
     'Forward' | 'Backward'
@@ -24,10 +30,10 @@ export function StepFindContacts({
   const isFinalStep = flowState.step === '4: view matches'
   const onSkip = useCallback(() => {
     if (!isFinalStep) {
-      logger.metric('onboarding:contacts:skipPressed', {})
+      ax.metric('onboarding:contacts:skipPressed', {})
     }
     dispatch({type: 'next'})
-  }, [dispatch, isFinalStep])
+  }, [dispatch, isFinalStep, ax])
 
   const canGoBack = flowState.step === '2: verify number'
   const onBack = useCallback(() => {