2026-09-19 00:22:04 +08:00
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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2026-09-19 01:19:57 +08:00
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import '../core/api_client.dart';
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2026-09-19 04:47:31 +08:00
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import '../features/uploads/engine_scope.dart';
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2026-09-19 00:22:04 +08:00
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import '../l10n/app_localizations.dart';
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import '../pages/home_page.dart';
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import '../pages/login_page.dart';
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2026-09-19 01:19:57 +08:00
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import '../pages/password_change_page.dart';
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import '../pages/server_history_page.dart';
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2026-09-19 00:22:04 +08:00
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import 'locale_controller.dart';
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import 'theme.dart';
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2026-09-19 01:19:57 +08:00
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/// 根导航键:[ApiClient.onUnauthorized](非 UI 上下文触发)跳转 /login 用。
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final GlobalKey<NavigatorState> rootNavigatorKey =
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GlobalKey<NavigatorState>();
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/// App 根组件:主题 + l10n 委托 + 命名路由 + 401 驱逐接线 + 引擎生命周期。
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///
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/// 基线路由为命名路由(/login → /home → /password-change);随页面增长再
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/// 评估是否迁移 go_router,当前保持零额外依赖。
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/// initState 注册 [ApiClient.onUnauthorized]:任意业务端点 401(会话过期)
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/// 即清空栈回到 /login(登录/修改密码端点自身的 401 不触发,见 ApiClient),
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/// 并同步刷新会话账号(引擎 stop,任务保留库内)。
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/// build watch [uploadEngineScopeProvider]——App 存续期间引擎随登录态
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/// start/stop(Task 9 接线,见 engine_scope.dart)。
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class PhotoLiveApp extends ConsumerStatefulWidget {
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const PhotoLiveApp({super.key});
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@override
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ConsumerState<PhotoLiveApp> createState() => _PhotoLiveAppState();
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}
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class _PhotoLiveAppState extends ConsumerState<PhotoLiveApp> {
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@override
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void initState() {
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super.initState();
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ref.read(apiClientProvider).onUnauthorized = () {
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rootNavigatorKey.currentState
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?.pushNamedAndRemoveUntil('/login', (route) => false);
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// 401 已清会话(ApiClient):刷新账号观察 → 引擎 stop。
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ref.read(sessionAccountProvider.notifier).refresh();
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};
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}
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2026-09-19 05:00:11 +08:00
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/// 语言解析(P3 Task 10):
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/// - 显式选择(locale 非 null)优先,按 languageCode 匹配;
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/// - system 档位下用系统 locale 匹配(zh_* → zh、en_* → en);
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/// - 均不匹配(如 fr)回退模板语言 zh——不依赖生成代码 supportedLocales
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/// 的排序(gen-l10n 按字母序 en 在前,默认解析会回退 en,与模板不符)。
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static Locale _resolveLocale(
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Locale? deviceLocale,
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Iterable<Locale> supportedLocales,
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) {
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Locale? requested;
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for (final supported in supportedLocales) {
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if (supported.languageCode == deviceLocale?.languageCode) {
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requested = supported;
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break;
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}
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}
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// 语言码不匹配 → 模板语言(l10n.yaml template-arb-file=app_zh.arb)。
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return requested ?? const Locale('zh');
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}
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@override
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Widget build(BuildContext context) {
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// select 只取 Locale?:未引起 locale 变化的状态更新不重建 MaterialApp。
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final locale = ref.watch(localeSettingsProvider.select((c) => c.locale));
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// 引擎生命周期绑定(常驻 watch;账号在场 start / 离场 stop)。
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ref.watch(uploadEngineScopeProvider);
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return MaterialApp(
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navigatorKey: rootNavigatorKey,
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onGenerateTitle: (context) => AppLocalizations.of(context).appName,
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theme: AppTheme.light,
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darkTheme: AppTheme.dark,
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locale: locale,
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localeResolutionCallback: _resolveLocale,
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supportedLocales: AppLocalizations.supportedLocales,
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localizationsDelegates: AppLocalizations.localizationsDelegates,
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routes: {
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'/login': (context) => const LoginPage(),
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'/home': (context) => const HomePage(),
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'/password-change': (context) => const PasswordChangePage(),
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2026-09-19 02:50:40 +08:00
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'/server-history': (context) => const ServerHistoryPage(),
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},
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home: const LoginPage(),
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);
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}
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}
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