// main.dart
import 'package:fluent_ui/fluent_ui.dart';
import 'package:flutter_rss/router/router.dart';
import 'package:go_router/go_router.dart';
import 'package:window_manager_plus/window_manager_plus.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await WindowManagerPlus.ensureInitialized(0);
  WindowOptions windowOptions = const WindowOptions(
    size: Size(800, 600),
    center: true,
    title: "Flutter RSS",
    skipTaskbar: false,
    titleBarStyle: TitleBarStyle.normal,
    backgroundColor: Colors.successPrimaryColor,
  );
  WindowManagerPlus.current.waitUntilReadyToShow(windowOptions, () async {
    await WindowManagerPlus.current.show();
    await WindowManagerPlus.current.focus();
  });
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return FluentApp.router(
      routerConfig: router,
      title: 'Flutter RSS',
      themeMode: ThemeMode.system,
      theme: FluentThemeData(
        brightness: Brightness.light,
        accentColor: Colors.blue,
      ),
      darkTheme: FluentThemeData(
        brightness: Brightness.dark,
        accentColor: Colors.orange,
      ),
    );
  }
}

class HomePage extends StatefulWidget {
  const HomePage({super.key, required this.title, required this.child});
  final String title;
  final Widget child;

  @override
  State<StatefulWidget> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> with WindowListener {
  int index = 0;

  @override
  Widget build(BuildContext context) {
    return NavigationView(
      paneBodyBuilder: (item, body) {
        return widget.child;
      },
      pane: NavigationPane(
        displayMode: PaneDisplayMode.open,
        selected: index,
        onChanged: (i) {
          setState(() {
            index = i;
          });
        },
        items: [
          PaneItem(
            icon: const Icon(FluentIcons.add),
            title: Text("Home"),
            infoBadge: InfoBadge(source: Text("9+")),
            body: SizedBox.shrink(),
            onTap: () => context.go("/"),
          ),
        ],
        footerItems: [
          PaneItem(
            icon: const Icon(FluentIcons.settings),
            key: const ValueKey("/settings"),
            title: Text("Settings"),
            body: SizedBox.shrink(),
            onTap: () => context.go("/settings"),
          ),
        ],
      ),
    );
  }
}


//home_view.dart
import 'package:fluent_ui/fluent_ui.dart';

class HomeView extends StatelessWidget {
  const HomeView({super.key});

  @override
  Widget build(BuildContext context) {
    return ScaffoldPage(content: Center(child: Text("This is the home page.")));
  }
}


//settings_view.dart
import 'package:fluent_ui/fluent_ui.dart';

class SettingsView extends StatelessWidget {
  const SettingsView({super.key});

  @override
  Widget build(BuildContext context) {
    return ScaffoldPage(
      content: Column(
        spacing: 10,
        children: [
          DecoratedBox(
            decoration: BoxDecoration(
              border: BoxBorder.all(),
              color: Colors.grey,
            ),
            child: Column(
              children: [
                ListTile(
                  title: Text("Option 1"),
                  subtitle: Text("This is the first setting"),
                  trailing: ToggleSwitch(checked: false, onChanged: (b) {}),
                ),
                ListTile(
                  title: Text("Option 2"),
                  subtitle: Text("This is the second setting"),
                  trailing: ToggleSwitch(checked: false, onChanged: (b) {}),
                ),
              ],
            ),
          ),
          DecoratedBox(
            decoration: BoxDecoration(
              border: BoxBorder.all(),
              color: Colors.grey,
            ),
            child: Column(
              children: [
                ListTile(
                  title: Text("Option 3"),
                  subtitle: Text("This is the third setting"),
                  trailing: ToggleSwitch(checked: false, onChanged: (b) {}),
                ),
                ListTile(
                  title: Text("Option 4"),
                  subtitle: Text("This is the fourth setting"),
                  trailing: ToggleSwitch(checked: false, onChanged: (b) {}),
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }
}

//router.dart
import 'package:fluent_ui/fluent_ui.dart';
import 'package:flutter_rss/main.dart';
import 'package:flutter_rss/views/home_view.dart';
import 'package:flutter_rss/views/settings_view.dart';
import 'package:go_router/go_router.dart';


final router = GoRouter(
  routes: [
    ShellRoute(
      builder: (contest, state, child) {
        return HomePage(title: 'Flutter RSS', child: child);
      },
      routes: [
        GoRoute(
          path: "/",
          pageBuilder: (context, state) {
            return CustomTransitionPage(
              key: state.pageKey,
              child: HomeView(key: Key('/')),
              transitionsBuilder:
                  (context, animation, secondaryAnimation, child) {
                    return HorizontalSlidePageTransition(
                      animation: animation,
                      fromLeft: false,
                      child: child,
                    );
                  },
            );
          },
        ),
        GoRoute(
          path: "/settings",
          pageBuilder: (context, state) {
            return CustomTransitionPage(
              key: state.pageKey,
              opaque: false,
              child: SettingsView(key: Key('settings')),
              transitionDuration: Duration(milliseconds: 200),
              transitionsBuilder:
                  (context, animation, secondaryAnimation, child) {
                    return HorizontalSlidePageTransition(
                      animation: animation,
                      fromLeft: true,
                      child: child,
                    );
                  },
            );
          },
        ),
      ],
    ),
  ],
);