[verified] Publish ReelBox source under GPLv3

lib/app.dart

@@ -0,0 +1,175 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_localizations/flutter_localizations.dart';
+
+import 'data/api_service.dart';
+import 'state/app_state.dart';
+import 'ui/catalog.dart';
+import 'ui/library.dart';
+
+class MyApp extends StatefulWidget {
+  const MyApp({super.key, this.state});
+  final AppState? state;
+  @override
+  State<MyApp> createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> {
+  late final AppState state = widget.state ?? AppState(api: ApiService());
+  @override
+  void dispose() {
+    if (widget.state == null) state.dispose();
+    super.dispose();
+  }
+
+  ThemeData theme(Brightness brightness) {
+    final dark = brightness == Brightness.dark;
+    final colors = ColorScheme.fromSeed(
+      seedColor: const Color(0xFFFF675C),
+      brightness: brightness,
+      primary: dark ? const Color(0xFFFF8276) : const Color(0xFFBC3D34),
+      surface: dark ? const Color(0xFF0B0D12) : const Color(0xFFFAF8F5),
+    );
+    return ThemeData(
+      useMaterial3: true,
+      colorScheme: colors,
+      scaffoldBackgroundColor: colors.surface,
+      visualDensity: VisualDensity.standard,
+      appBarTheme: AppBarTheme(
+        centerTitle: false,
+        elevation: 0,
+        scrolledUnderElevation: 0,
+        backgroundColor: colors.surface,
+        titleTextStyle: TextStyle(
+          fontFamily: 'Roboto',
+          color: colors.onSurface,
+          fontSize: 23,
+          fontWeight: FontWeight.w700,
+        ),
+      ),
+      cardTheme: CardThemeData(
+        elevation: 0,
+        color: colors.surfaceContainerLow,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(18)),
+      ),
+      inputDecorationTheme: InputDecorationTheme(
+        filled: true,
+        fillColor: colors.surfaceContainer,
+        contentPadding: const EdgeInsets.symmetric(
+          horizontal: 18,
+          vertical: 16,
+        ),
+        border: OutlineInputBorder(
+          borderRadius: BorderRadius.circular(15),
+          borderSide: BorderSide.none,
+        ),
+      ),
+      chipTheme: ChipThemeData(
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+      ),
+      dividerTheme: DividerThemeData(
+        color: colors.outlineVariant.withValues(alpha: .45),
+        space: 1,
+      ),
+      navigationBarTheme: NavigationBarThemeData(
+        height: 74,
+        backgroundColor: colors.surfaceContainerLow,
+        indicatorColor: colors.primary.withValues(alpha: .17),
+      ),
+      snackBarTheme: SnackBarThemeData(
+        behavior: SnackBarBehavior.floating,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
+      ),
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) => AppScope(
+    notifier: state,
+    child: AnimatedBuilder(
+      animation: state,
+      builder: (_, _) => MaterialApp(
+        title: 'Reelbox',
+        debugShowCheckedModeBanner: false,
+        theme: theme(Brightness.light),
+        darkTheme: theme(Brightness.dark),
+        themeMode: switch (state.prefs.theme) {
+          'light' => ThemeMode.light,
+          'system' => ThemeMode.system,
+          _ => ThemeMode.dark,
+        },
+        locale: Locale(state.locale),
+        supportedLocales: const [Locale('en'), Locale('fa')],
+        localizationsDelegates: GlobalMaterialLocalizations.delegates,
+        home: state.prefs.introCompleted
+            ? const _AppShell()
+            : const FirstRunIntroPage(),
+      ),
+    ),
+  );
+}
+
+class _AppShell extends StatefulWidget {
+  const _AppShell();
+  @override
+  State<_AppShell> createState() => _AppShellState();
+}
+
+class _AppShellState extends State<_AppShell> {
+  int selected = 0;
+  final List<Widget?> pages = [const DiscoverPage(), null, null, null, null];
+  Widget page(int index) => switch (index) {
+    0 => const DiscoverPage(),
+    1 => const BrowsePage(),
+    2 => const SearchPage(),
+    3 => const LibraryPage(),
+    _ => const MorePage(),
+  };
+  @override
+  Widget build(BuildContext context) {
+    final revision = AppScope.of(context).apiRevision;
+    return Scaffold(
+      body: IndexedStack(
+        index: selected,
+        children: [
+          for (var i = 0; i < pages.length; i++)
+            KeyedSubtree(
+              key: ValueKey(i < 3 ? 'catalog-$i-$revision' : 'local-$i'),
+              child: pages[i] ?? const SizedBox.shrink(),
+            ),
+        ],
+      ),
+      bottomNavigationBar: NavigationBar(
+        selectedIndex: selected,
+        onDestinationSelected: (index) => setState(() {
+          selected = index;
+          pages[index] ??= page(index);
+        }),
+        destinations: [
+          NavigationDestination(
+            icon: const Icon(Icons.explore_outlined),
+            selectedIcon: const Icon(Icons.explore),
+            label: tr(context, 'Discover', 'کشف'),
+          ),
+          NavigationDestination(
+            icon: const Icon(Icons.grid_view_outlined),
+            selectedIcon: const Icon(Icons.grid_view_rounded),
+            label: tr(context, 'Browse', 'مرور'),
+          ),
+          NavigationDestination(
+            icon: const Icon(Icons.search_rounded),
+            label: tr(context, 'Search', 'جستجو'),
+          ),
+          NavigationDestination(
+            icon: const Icon(Icons.video_library_outlined),
+            selectedIcon: const Icon(Icons.video_library_rounded),
+            label: tr(context, 'Library', 'کتابخانه'),
+          ),
+          NavigationDestination(
+            icon: const Icon(Icons.tune_rounded),
+            label: tr(context, 'More', 'بیشتر'),
+          ),
+        ],
+      ),
+    );
+  }
+}