Dmitry
a559d6de3e
Адрес бэкенда хранится в shared_preferences и читается до runApp; switchApiBaseUrl сбрасывает токены и кэш старого сервера. Выход стирает refresh-токен и sqlite-кэш ответов. Экран настроек переделан под разделы.
90 lines
2.6 KiB
Dart
90 lines
2.6 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../core/auth/switch_server.dart';
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import '../../core/config.dart';
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/// Asks for a new backend address and applies it. Shared by Настройки and the login screen
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/// (a wrong address there means you can never reach Настройки).
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Future<void> showApiBaseUrlDialog(BuildContext context) async {
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final container = ProviderScope.containerOf(context);
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final result = await showDialog<_Choice>(
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context: context,
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builder: (_) =>
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_ApiBaseUrlDialog(current: container.read(apiBaseUrlProvider)),
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);
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if (result == null) return;
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await switchApiBaseUrl(container, result.url);
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}
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class _Choice {
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const _Choice(this.url);
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/// null = back to the default address.
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final String? url;
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}
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class _ApiBaseUrlDialog extends StatefulWidget {
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const _ApiBaseUrlDialog({required this.current});
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final String current;
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@override
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State<_ApiBaseUrlDialog> createState() => _ApiBaseUrlDialogState();
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}
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class _ApiBaseUrlDialogState extends State<_ApiBaseUrlDialog> {
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late final _controller = TextEditingController(text: widget.current);
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String? _error;
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@override
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void dispose() {
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_controller.dispose();
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super.dispose();
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}
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void _save() {
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final url = ApiBaseUrlController.normalize(_controller.text);
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if (url == null) {
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setState(() => _error = 'Нужен адрес вида https://fin.example.com');
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return;
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}
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Navigator.pop(context, _Choice(url));
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}
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@override
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Widget build(BuildContext context) {
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return AlertDialog(
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title: const Text('Адрес API'),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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TextField(
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controller: _controller,
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autofocus: true,
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keyboardType: TextInputType.url,
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decoration: InputDecoration(errorText: _error),
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onSubmitted: (_) => _save(),
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),
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const SizedBox(height: 12),
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Text(
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'Смена адреса завершит сеанс и очистит локальный кэш.',
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style: Theme.of(context).textTheme.bodySmall,
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),
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],
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('Отмена'),
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),
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TextButton(
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onPressed: () => Navigator.pop(context, const _Choice(null)),
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child: const Text('По умолчанию'),
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),
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FilledButton(onPressed: _save, child: const Text('Сохранить')),
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],
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);
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}
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}
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