import 'dart:io';

import 'package:fluent_ui/fluent_ui.dart' as f;
import 'package:flutter/cupertino.dart' as c;
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart' as m;
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:info_tren/models.dart';
import 'package:info_tren/pages/about/about_page.dart';
import 'package:info_tren/pages/main/main_page.dart';
import 'package:info_tren/pages/station_arrdep_page/select_station/select_station.dart';
import 'package:info_tren/pages/station_arrdep_page/view_station/view_station.dart';
import 'package:info_tren/pages/train_info_page/view_train/train_info.dart';
import 'package:info_tren/pages/train_info_page/select_train/select_train.dart';
import 'package:info_tren/providers.dart';
import 'package:shared_preferences/shared_preferences.dart';

void main() async {
  final sharedPreferences = await SharedPreferences.getInstance();
  runApp(
    ProviderScope(
      overrides: [
        sharedPreferencesProvider.overrideWithValue(sharedPreferences),
      ],
      child: const StartPoint(),
    ),
  );
}

Map<String, WidgetBuilder> get routes => {
  Navigator.defaultRouteName: (context) {
    return const MainPage();
  },
  AboutPage.routeName: (context) {
    return const AboutPage();
  },
  SelectTrainPage.routeName: (context) {
    return const SelectTrainPage();
  },
  TrainInfo.routeName: (context) {
    final args = ModalRoute.of(context)!.settings.arguments as TrainInfoArguments;
    return ProviderScope(
      overrides: [
        trainInfoArgumentsProvider.overrideWithValue(args),
      ],
      child: const TrainInfo(),
    );
  },
  SelectStationPage.routeName: (context) {
    return const SelectStationPage();
  },
  ViewStationPage.routeName: (context) {
    final args = ModalRoute.of(context)!.settings.arguments as ViewStationArguments;
    return ProviderScope(
      overrides: [
        viewStationArgumentsProvider.overrideWithValue(args),
      ],
      child: const ViewStationPage(),
    );
  },
};

class DragFluentScrollBevahior extends f.FluentScrollBehavior {
  const DragFluentScrollBevahior();

  @override
  Set<PointerDeviceKind> get dragDevices => {
    PointerDeviceKind.mouse,
    PointerDeviceKind.touch,
  };
}

class DragCupertinoScrollBevahior extends c.CupertinoScrollBehavior {
  const DragCupertinoScrollBevahior();

  @override
  Set<PointerDeviceKind> get dragDevices => {
    PointerDeviceKind.mouse,
    PointerDeviceKind.touch,
  };
}

class DragMaterialScrollBevahior extends m.MaterialScrollBehavior {
  const DragMaterialScrollBevahior();

  @override
  Set<PointerDeviceKind> get dragDevices => {
    PointerDeviceKind.mouse,
    PointerDeviceKind.touch,
  };
}

class StartPoint extends ConsumerWidget {
  final String appTitle = 'Info Tren';

  const StartPoint({super.key});

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final uiDesign = ref.watch(uiDesignProvider);
    if (uiDesign == UiDesign.CUPERTINO) {
      return AnnotatedRegion(
        value: const SystemUiOverlayStyle(
          statusBarBrightness: c.Brightness.dark,
        ),
        child: c.CupertinoApp(
          title: appTitle,
          theme: c.CupertinoThemeData(
            primaryColor: m.Colors.blue.shade600,
            brightness: c.Brightness.dark,
            // textTheme: CupertinoTextThemeData(
            //   textStyle: TextStyle(
            //     fontFamily: 'Atkinson Hyperlegible',
            //   ),
            // ),
          ),
          scrollBehavior: Platform.isLinux ? const DragCupertinoScrollBevahior() : null,
          routes: routes,
        ),
      );
    }
    else if (uiDesign == UiDesign.FLUENT) {
      return f.FluentApp(
        title: appTitle,
        theme: f.ThemeData(
          brightness: f.Brightness.dark,
          accentColor: f.Colors.blue,
        ),
        routes: routes,
        scrollBehavior: Platform.isLinux ? const DragFluentScrollBevahior() : const f.FluentScrollBehavior(),
      );
    }
    else {
      return m.MaterialApp(
        title: appTitle,
        theme: m.ThemeData(
          primarySwatch: m.Colors.blue,
          colorScheme: m.ColorScheme.fromSwatch(
            brightness: m.Brightness.dark,
            primarySwatch: m.Colors.blue,
            accentColor: m.Colors.blue.shade700,
          ),
          useMaterial3: true,
          // fontFamily: 'Atkinson Hyperlegible',
        ),
        scrollBehavior: Platform.isLinux ? const DragMaterialScrollBevahior() : null,
        routes: routes,
      );
    }
  }
}