Fix initializing binding outside the app zone

lib/core/misc/error_handler.dart

@@ -23,8 +23,7 @@ import 'package:shared_preferences/shared_preferences.dart';
 /// information about error reporting in Flutter.
 class ErrorHandler with LoggerMixin {
  ErrorHandler({
- required Widget child,
- required SharedPreferences sharedPreferences,
+ required Future<Widget> Function() builder,
  }) {
  if (kReleaseMode) {
  // override the error widget in release mode (the red error screen)
@@ -35,18 +34,16 @@ class ErrorHandler with LoggerMixin {
 
  runZonedGuarded(
  () async {
- if (kReleaseMode && sentryDns.isNotEmpty) {
- await SentryFlutter.init(
- (options) => options.dsn = sentryDns,
- ).handleError(logErrorHandler);
- }
-
- runApp(child);
+ WidgetsFlutterBinding.ensureInitialized();
+ sharedPreferences = await SharedPreferences.getInstance();
+ runApp(await builder());
  },
- (e, st) => _handleError(e, st, sharedPreferences: sharedPreferences),
+ _handleError,
  );
  }
 
+ late final SharedPreferences sharedPreferences;
+
  /// Handles errors caught by the Flutter framework.
  ///
  /// Forwards the error to the [_handleError] handler when in release mode.
@@ -68,11 +65,7 @@ class ErrorHandler with LoggerMixin {
  }
 
  /// Prints the error and reports it to sentry in release mode.
- Future<void> _handleError(
- Object error,
- StackTrace stackTrace, {
- required SharedPreferences sharedPreferences,
- }) async {
+ Future<void> _handleError(Object error, StackTrace stackTrace) async {
  if (error is SocketException) {
  // no internet connection, can be ignored
  log.warning(

lib/main.dart

@@ -16,23 +16,24 @@ import 'package:shared_preferences/shared_preferences.dart';
 /// `--dart-define=twitter_consumer_key=your_consumer_key` and
 /// `--dart-define=twitter_consumer_secret=your_consumer_secret`.
 Future<void> main() async {
- WidgetsFlutterBinding.ensureInitialized();
- final sharedPreferences = await SharedPreferences.getInstance();
-
- // pre-cache flare animations
- FlareCache.doesPrune = false;
- await warmupFlare();
-
  // ErrorHandler will run the app and handle uncaught errors
  ErrorHandler(
- sharedPreferences: sharedPreferences,
- child: ProviderScope(
- overrides: [
- sharedPreferencesProvider.overrideWithValue(sharedPreferences),
- ],
- observers: [ProviderLogger()],
- child: const HarpyApp(),
- ),
+ builder: () async {
+ WidgetsFlutterBinding.ensureInitialized();
+ final sharedPreferences = await SharedPreferences.getInstance();
+
+ // pre-cache flare animations
+ FlareCache.doesPrune = false;
+ await warmupFlare();
+
+ return ProviderScope(
+ overrides: [
+ sharedPreferencesProvider.overrideWithValue(sharedPreferences),
+ ],
+ observers: [ProviderLogger()],
+ child: const HarpyApp(),
+ );
+ },
  );
 }