flutter_callkit_incoming 2.0.4+1

Flutter Callkit Incoming to show callkit screen in your Flutter app.

example/lib/main.dart

import 'dart:async';

import 'package:firebase_core/firebase_core.dart';
import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:flutter/material.dart';
import 'package:flutter_callkit_incoming/entities/entities.dart';
import 'package:flutter_callkit_incoming/flutter_callkit_incoming.dart';
import 'package:flutter_callkit_incoming_example/app_router.dart';
import 'package:flutter_callkit_incoming_example/navigation_service.dart';
import 'package:uuid/uuid.dart';

Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
  print("Handling a background message: ${message.messageId}");
  await Firebase.initializeApp(); //make sure firebase is initialized before using it (showCallkitIncoming)
  showCallkitIncoming(const Uuid().v4());
}

Future<void> showCallkitIncoming(String uuid) async {
  final params = CallKitParams(
    id: uuid,
    nameCaller: 'Hien Nguyen',
    appName: 'Callkit',
    avatar: 'https://i.pravatar.cc/100',
    handle: '0123456789',
    type: 0,
    duration: 30000,
    textAccept: 'Accept',
    textDecline: 'Decline',
    missedCallNotification: const NotificationParams(
      showNotification: true,
      isShowCallback: true,
      subtitle: 'Missed call',
      callbackText: 'Call back',
    ),
    extra: <String, dynamic>{'userId': '1a2b3c4d'},
    headers: <String, dynamic>{'apiKey': 'Abc@123!', 'platform': 'flutter'},
    android: const AndroidParams(
      isCustomNotification: true,
      isShowLogo: false,
      ringtonePath: 'system_ringtone_default',
      backgroundColor: '#0955fa',
      backgroundUrl: 'assets/test.png',
      actionColor: '#4CAF50',
      textColor: '#ffffff',
    ),
    ios: const IOSParams(
      iconName: 'CallKitLogo',
      handleType: '',
      supportsVideo: true,
      maximumCallGroups: 2,
      maximumCallsPerCallGroup: 1,
      audioSessionMode: 'default',
      audioSessionActive: true,
      audioSessionPreferredSampleRate: 44100.0,
      audioSessionPreferredIOBufferDuration: 0.005,
      supportsDTMF: true,
      supportsHolding: true,
      supportsGrouping: false,
      supportsUngrouping: false,
      ringtonePath: 'system_ringtone_default',
    ),
  );
  await FlutterCallkitIncoming.showCallkitIncoming(params);
}

void main() {
  WidgetsFlutterBinding.ensureInitialized();
  runApp(const MyApp());
}

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

  @override
  MyAppState createState() => MyAppState();
}

class MyAppState extends State<MyApp> with WidgetsBindingObserver {
  late final Uuid _uuid;
  String? _currentUuid;

  late final FirebaseMessaging _firebaseMessaging;

  @override
  void initState() {
    super.initState();
    _uuid = const Uuid();
    initFirebase();
    WidgetsBinding.instance.addObserver(this);
    //Check call when open app from terminated
    checkAndNavigationCallingPage();
  }

  Future<dynamic> getCurrentCall() async {
    //check current call from pushkit if possible
    var calls = await FlutterCallkitIncoming.activeCalls();
    if (calls is List) {
      if (calls.isNotEmpty) {
        print('DATA: $calls');
        _currentUuid = calls[0]['id'];
        return calls[0];
      } else {
        _currentUuid = "";
        return null;
      }
    }
  }

  Future<void> checkAndNavigationCallingPage() async {
    var currentCall = await getCurrentCall();
    if (currentCall != null) {
      NavigationService.instance.pushNamedIfNotCurrent(AppRoute.callingPage, args: currentCall);
    }
  }

  @override
  Future<void> didChangeAppLifecycleState(AppLifecycleState state) async {
    print(state);
    if (state == AppLifecycleState.resumed) {
      //Check call when open app from background
      checkAndNavigationCallingPage();
    }
  }

  @override
  void dispose() {
    WidgetsBinding.instance.removeObserver(this);
    super.dispose();
  }

  Future<void> initFirebase() async {
    await Firebase.initializeApp();
    _firebaseMessaging = FirebaseMessaging.instance;
    FirebaseMessaging.onBackgroundMessage(_firebaseMessagingBackgroundHandler);
    FirebaseMessaging.onMessage.listen((RemoteMessage message) async {
      print('Message title: ${message.notification?.title}, body: ${message.notification?.body}, data: ${message.data}');
      _currentUuid = _uuid.v4();
      showCallkitIncoming(_currentUuid!);
    });
    _firebaseMessaging.getToken().then((token) {
      print('Device Token FCM: $token');
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      theme: ThemeData.light(),
      onGenerateRoute: AppRoute.generateRoute,
      initialRoute: AppRoute.homePage,
      navigatorKey: NavigationService.instance.navigationKey,
      navigatorObservers: <NavigatorObserver>[NavigationService.instance.routeObserver],
    );
  }

  Future<void> getDevicePushTokenVoIP() async {
    var devicePushTokenVoIP = await FlutterCallkitIncoming.getDevicePushTokenVoIP();
    print(devicePushTokenVoIP);
  }
}