import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';

import 'package:timetrack/features/timer/presentation/timer_screen.dart';
import 'package:timetrack/features/entries/presentation/entries_screen.dart';
import 'package:timetrack/features/projects/presentation/projects_screen.dart';
import 'package:timetrack/features/reports/presentation/reports_screen.dart';
import 'package:timetrack/features/settings/presentation/settings_screen.dart';

part 'app_router.g.dart';

@riverpod
GoRouter appRouter(AppRouterRef ref) {
  return GoRouter(
    initialLocation: AppRoutes.timer,
    routes: [
      StatefulShellRoute.indexedStack(
        builder: (context, state, navigationShell) =>
            ScaffoldWithNavBar(navigationShell: navigationShell),
        branches: [
          StatefulShellBranch(routes: [
            GoRoute(path: AppRoutes.timer, builder: (context, state) => const TimerScreen()),
          ]),
          StatefulShellBranch(routes: [
            GoRoute(path: AppRoutes.entries, builder: (context, state) => const EntriesScreen()),
          ]),
          StatefulShellBranch(routes: [
            GoRoute(path: AppRoutes.projects, builder: (context, state) => const ProjectsScreen()),
          ]),
          StatefulShellBranch(routes: [
            GoRoute(path: AppRoutes.reports, builder: (context, state) => const ReportsScreen()),
          ]),
          StatefulShellBranch(routes: [
            GoRoute(path: AppRoutes.settings, builder: (context, state) => const SettingsScreen()),
          ]),
        ],
      ),
    ],
  );
}

class AppRoutes {
  AppRoutes._();
  static const timer = '/timer';
  static const entries = '/entries';
  static const projects = '/projects';
  static const reports = '/reports';
  static const settings = '/settings';
}

class ScaffoldWithNavBar extends StatelessWidget {
  const ScaffoldWithNavBar({super.key, required this.navigationShell});

  final StatefulNavigationShell navigationShell;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: navigationShell,
      bottomNavigationBar: NavigationBar(
        selectedIndex: navigationShell.currentIndex,
        onDestinationSelected: navigationShell.goBranch,
        destinations: const [
          NavigationDestination(icon: Icon(Icons.timer_outlined), selectedIcon: Icon(Icons.timer), label: 'Timer'),
          NavigationDestination(icon: Icon(Icons.list_outlined), selectedIcon: Icon(Icons.list), label: 'Entries'),
          NavigationDestination(icon: Icon(Icons.folder_outlined), selectedIcon: Icon(Icons.folder), label: 'Projects'),
          NavigationDestination(icon: Icon(Icons.bar_chart_outlined), selectedIcon: Icon(Icons.bar_chart), label: 'Reports'),
          NavigationDestination(icon: Icon(Icons.settings_outlined), selectedIcon: Icon(Icons.settings), label: 'Settings'),
        ],
      ),
    );
  }
}