import 'dart:developer';

import 'package:contacts_plus_plus/clients/settings_client.dart';
import 'package:contacts_plus_plus/widgets/friends_list.dart';
import 'package:contacts_plus_plus/widgets/login_screen.dart';
import 'package:flutter/material.dart';
import 'package:flutter_local_notifications/flutter_local_notifications.dart';
import 'package:flutter_phoenix/flutter_phoenix.dart';
import 'package:flutter_secure_storage/flutter_secure_storage.dart';
import 'package:logging/logging.dart';
import 'clients/api_client.dart';
import 'models/authentication_data.dart';

void main() async {
  Logger.root.onRecord.listen((event) => log(event.message, name: event.loggerName));
  WidgetsFlutterBinding.ensureInitialized();
  final settingsClient = SettingsClient();
  await settingsClient.loadSettings();
  runApp(Phoenix(child: ContactsPlusPlus(settingsClient: settingsClient,)));
}

class ContactsPlusPlus extends StatefulWidget {
  const ContactsPlusPlus({required this.settingsClient, super.key});

  final SettingsClient settingsClient;

  @override
  State<ContactsPlusPlus> createState() => _ContactsPlusPlusState();
}

class _ContactsPlusPlusState extends State<ContactsPlusPlus> {
  final Typography _typography = Typography.material2021(platform: TargetPlatform.android);
  AuthenticationData _authData = AuthenticationData.unauthenticated();

  @override
  Widget build(BuildContext context) {
    return ClientHolder(
      settingsClient: widget.settingsClient,
      authenticationData: _authData,
      child: MaterialApp(
        debugShowCheckedModeBanner: false,
        title: 'Contacts++',
        theme: ThemeData(
            useMaterial3: true,
            textTheme: _typography.white,
            colorScheme: ColorScheme.fromSeed(seedColor: Colors.purple, brightness: Brightness.dark)
        ),
        home: _authData.isAuthenticated ?
        const FriendsList() :
        LoginScreen(
          onLoginSuccessful: (AuthenticationData authData) async {
            final notificationManager = FlutterLocalNotificationsPlugin();
            final settings = widget.settingsClient.currentSettings;
            final platformNotifications = notificationManager.resolvePlatformSpecificImplementation<AndroidFlutterLocalNotificationsPlugin>();
            if (!settings.notificationsDenied && !(await platformNotifications?.areNotificationsEnabled() ?? true)) {
              if (context.mounted) {
                await showDialog(
                  context: context,
                  builder: (context) {
                    return AlertDialog(
                      title: Text("This app needs to ask your permission to send background notifications."),
                      content: Text("Are you okay with that?"),
                      actions: [
                        TextButton(
                          onPressed: () async {
                            Navigator.of(context).pop();
                            await widget.settingsClient.changeSettings(settings.copyWith(notificationsDenied: true));
                          },
                          child: const Text("No"),
                        ),
                        TextButton(
                          onPressed: () async {
                            Navigator.of(context).pop();
                            await widget.settingsClient.changeSettings(settings.copyWith(notificationsDenied: false));
                            await notificationManager.resolvePlatformSpecificImplementation<
                                AndroidFlutterLocalNotificationsPlugin>()
                                ?.requestPermission();
                          },
                          child: const Text("Yes"),
                        )
                      ],
                    );
                  },
                );
              }
            }
            if (authData.isAuthenticated) {
              setState(() {
                _authData = authData;
              });
            }
          },
        ),
      ),
    );
  }
}