Files
sendico/frontend/pweb/lib/pages/loaders/account.dart
2025-12-12 16:39:18 +03:00

70 lines
2.2 KiB
Dart

import 'package:flutter/material.dart';
import 'package:logging/logging.dart';
import 'package:provider/provider.dart';
import 'package:pshared/provider/account.dart';
import 'package:pweb/app/router/pages.dart';
import 'package:pweb/widgets/error/snackbar.dart';
import 'package:pweb/generated/i18n/app_localizations.dart';
class AccountLoader extends StatelessWidget {
final Widget child;
const AccountLoader({super.key, required this.child});
static final _logger = Logger('loader.account');
void _notifyErrorAndRedirect(BuildContext context, Object error) {
WidgetsBinding.instance.addPostFrameCallback((_) {
if (!context.mounted) return;
postNotifyUserOfErrorX(
context: context,
errorSituation: AppLocalizations.of(context)!.errorLogin,
exception: error,
);
navigateAndReplace(context, Pages.login);
});
}
void _restoreAndHandleResult(BuildContext context, AccountProvider provider) {
WidgetsBinding.instance.addPostFrameCallback((_) async {
try {
await provider.restoreIfPossible();
} catch (error, stack) {
_logger.warning('Account restore failed: $error', error, stack);
}
if (!context.mounted) return;
final latest = Provider.of<AccountProvider>(context, listen: false);
if (latest.account != null) return;
if (latest.error != null) {
_notifyErrorAndRedirect(context, latest.error!);
return;
}
if (!latest.isLoading) {
navigateAndReplace(context, Pages.login);
}
});
}
@override
Widget build(BuildContext context) {
return Consumer<AccountProvider>(builder: (context, provider, _) {
if (provider.account != null) return child;
if (provider.error != null) {
_notifyErrorAndRedirect(context, provider.error!);
return const Center(child: CircularProgressIndicator());
}
if (!provider.isLoading) {
_restoreAndHandleResult(context, provider);
}
if (provider.isLoading) return const Center(child: CircularProgressIndicator());
// In case of error or missing account we show loader while side effects handle navigation.
return const Center(child: CircularProgressIndicator());
});
}
}