import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:flutter/foundation.dart';
import 'package:go_router/go_router.dart';
import 'package:hoshan/core/routes/route_generator.dart';
import 'package:hoshan/data/model/ai/bots_model.dart';
import 'package:hoshan/data/model/chat_args.dart';
import 'package:hoshan/main.dart';

class FirebasApi {
  static final _firebaseMessaging = FirebaseMessaging.instance;
  static Bots? bot;
  static String? fcmToken;

  static Future<void> initialNotifications() async {
    await refreshToken();

    initPushNotification();
  }

  static Future refreshToken() async {
    await _firebaseMessaging.requestPermission();

    fcmToken = await _firebaseMessaging.getToken();

    if (kDebugMode) {
      print('fCMToken: $fcmToken');
    }
  }

  static Future deleteToken() async {
    try {
      await _firebaseMessaging.deleteToken();
    } catch (e) {
      if (kDebugMode) {
        print('Error while firebaseMessaging deleteToken: $e');
      }
    }
  }

  static void handleMessage(RemoteMessage? message) async {
    if (message == null) return;
    bot = Bots.fromNotification(message.data);
    if (navigatorKey.currentState != null) {
      if (bot!.tool ?? false) {
        navigatorKey.currentContext?.go(Routes.assistant, extra: bot!.id);
      } else {
        navigatorKey.currentContext
            ?.go(Routes.chat, extra: ChatArgs(bot: bot!));
      }
      bot = null;
    }
  }

  static Future initPushNotification() async {
    FirebaseMessaging.instance.getInitialMessage().then(handleMessage);
    FirebaseMessaging.onMessageOpenedApp.listen(handleMessage);
  }
}