Gate bitdrift integration (#7088)

* Move Statsig init call earlier

* Gate Bitdrift init call

* Remove IS_TEST env constant

* Mock statsig

src/lib/bitdrift.ts

@@ -1,7 +1,20 @@
 import {init} from '@bitdrift/react-native'
+import {Statsig} from 'statsig-react-native-expo'
+
+import {initPromise} from './statsig/statsig'
 
 const BITDRIFT_API_KEY = process.env.BITDRIFT_API_KEY
 
-if (BITDRIFT_API_KEY) {
-  init(BITDRIFT_API_KEY, {url: 'https://api-bsky.bitdrift.io'})
-}
+initPromise.then(() => {
+  let isEnabled = false
+  try {
+    if (Statsig.checkGate('enable_bitdrift')) {
+      isEnabled = true
+    }
+  } catch (e) {
+    // Statsig may complain about it being called too early.
+  }
+  if (isEnabled && BITDRIFT_API_KEY) {
+    init(BITDRIFT_API_KEY, {url: 'https://api-bsky.bitdrift.io'})
+  }
+})

src/lib/statsig/statsig.tsx

@@ -16,6 +16,8 @@ import {Gate} from './gates'
 
 const SDK_KEY = 'client-SXJakO39w9vIhl3D44u8UupyzFl4oZ2qPIkjwcvuPsV'
 
+export const initPromise = initialize()
+
 type StatsigUser = {
   userID: string | undefined
   // TODO: Remove when enough users have custom.platform:
@@ -219,9 +221,6 @@ export async function tryFetchGates(
       // Use this for less common operations where the user would be OK with a delay.
       timeoutMs = 1500
     }
-    // Note: This condition is currently false the very first render because
-    // Statsig has not initialized yet. In the future, we can fix this by
-    // doing the initialization ourselves instead of relying on the provider.
     if (Statsig.initializeCalled()) {
       await Promise.race([
         timeout(timeoutMs),