Rework Firebase setup

Fixes #1332
Closes #1339

app/src/standard/java/mihon/core/firebase/Firebase.kt

@@ -1,20 +0,0 @@
-package mihon.core.firebase
-
-import android.content.Context
-import com.google.firebase.analytics.FirebaseAnalytics
-import com.google.firebase.crashlytics.FirebaseCrashlytics
-import eu.kanade.tachiyomi.core.security.PrivacyPreferences
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
-
-object Firebase {
-    fun setup(context: Context, preference: PrivacyPreferences, scope: CoroutineScope) {
-        preference.analytics().changes().onEach { enabled ->
-            FirebaseAnalytics.getInstance(context).setAnalyticsCollectionEnabled(enabled)
-        }.launchIn(scope)
-        preference.crashlytics().changes().onEach { enabled ->
-            FirebaseCrashlytics.getInstance().setCrashlyticsCollectionEnabled(enabled)
-        }.launchIn(scope)
-    }
-}

app/src/standard/java/mihon/core/firebase/FirebaseConfig.kt

@@ -0,0 +1,25 @@
+package mihon.core.firebase
+
+import android.content.Context
+import com.google.firebase.FirebaseApp
+import com.google.firebase.analytics.FirebaseAnalytics
+import com.google.firebase.crashlytics.FirebaseCrashlytics
+
+object FirebaseConfig {
+    private lateinit var analytics: FirebaseAnalytics
+    private lateinit var crashlytics: FirebaseCrashlytics
+
+    fun init(context: Context) {
+        analytics = FirebaseAnalytics.getInstance(context)
+        FirebaseApp.initializeApp(context)
+        crashlytics = FirebaseCrashlytics.getInstance()
+    }
+
+    fun setAnalyticsEnabled(enabled: Boolean) {
+        analytics.setAnalyticsCollectionEnabled(enabled)
+    }
+
+    fun setCrashlyticsEnabled(enabled: Boolean) {
+        crashlytics.isCrashlyticsCollectionEnabled = enabled
+    }
+}