fcm_config 3.0.0-nullsafety.2

This flutter package is made to merge between firebase_messaging package and flutter_local_notifications

example/lib/main.dart

import 'dart:convert';
import 'dart:io';

import 'package:flutter/material.dart';
import 'package:fcm_config/fcm_config.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:http/http.dart' as http;
import 'package:shared_preferences/shared_preferences.dart';

Map<String, Map<String, String>> translations = {
  "ar": {
    "New_Order_Title": "طلب جديد",
    "New_Order_Body": "لديك طلب جديد برقم{args}",
  },
  "en": {
    "New_Order_Title": "New order",
    "New_Order_Body": "You has new order with number {args}",
  }
};
Future<void> _firebaseMessagingBackgroundHandler(
    RemoteMessage _notification) async {
  var strings = translations[(await getSavedLocale()).languageCode];
  if (strings == null) strings = translations["en"];
  String title = strings[_notification.data["title_key"]];
  String body = strings[_notification.data["body_key"]]
      .replaceAll("{args}", _notification.data["body_args"]);
  FCMConfig.displayNotification(title: title, body: body);
}

Future<Locale> getSavedLocale() async {
  SharedPreferences prefs = await SharedPreferences.getInstance();
  await prefs.reload();
  var locale = prefs.containsKey("locale") ? prefs.getString("locale") : null;
  return Locale(locale ?? Platform.localeName);
}

void main() async {
  FCMConfig.init(onBackgroundMessage: _firebaseMessagingBackgroundHandler)
      .then((value) {
    FCMConfig.subscribeToTopic("test_fcm_topic");
  });

  runApp(
    MyHomePage(locale: await getSavedLocale()),
  );
}

class MyHomePage extends StatefulWidget {
  final Locale locale;
  MyHomePage({Key key, this.locale}) : super(key: key);

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

class _MyHomePageState extends State<MyHomePage>
    with FCMNotificationMixin, FCMNotificationClickMixin {
  RemoteMessage _notification;
  final String serverToken = 'your key here';
  Locale locale;
  @override
  void initState() {
    locale = widget.locale;
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      locale: locale,
      localizationsDelegates: GlobalMaterialLocalizations.delegates,
      supportedLocales: [
        Locale("ar"),
        Locale("en"),
      ],
      home: Scaffold(
        appBar: AppBar(title: Text("Notifications")),
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: <Widget>[
              ListTile(
                title: Text("title"),
                subtitle: Text(_notification?.notification?.title ?? ""),
              ),
              ListTile(
                title: Text("Body"),
                subtitle: Text(
                    _notification?.notification?.body ?? "No notification"),
              ),
              if (_notification != null)
                ListTile(
                  title: Text("data"),
                  subtitle: Text(_notification?.data?.toString() ?? ""),
                )
            ],
          ),
        ),
        persistentFooterButtons: [
          TextButton(
            onPressed: () async {
              SharedPreferences prefs = await SharedPreferences.getInstance();
              setState(() {
                locale =
                    locale.languageCode == "ar" ? Locale("en") : Locale("ar");
              });
              prefs.setString("locale", locale.languageCode);
            },
            child: Text("Toggle language"),
          ),
          TextButton(
            onPressed: () {
              send();
            },
            child: Text("Send with notification"),
          ),
          TextButton(
            onPressed: () async {
              print(await FCMConfig.getToken());
            },
            child: Text("Get token"),
          )
        ],
      ),
    );
  }

  void send() async {
    await http.post(
      'https://fcm.googleapis.com/fcm/send',
      headers: <String, String>{
        'Content-Type': 'application/json',
        'Authorization': 'key=$serverToken',
      },
      body: jsonEncode(
        <String, dynamic>{
          'notification': <String, dynamic>{
            'body': 'this is a body',
            'title': 'this is a title'
          },
          'priority': 'high',
          'data': <String, dynamic>{
            'id': '1',
            'status': 'done',
          },
          'to': await FirebaseMessaging.instance.getToken(),
        },
      ),
    );
  }

  @override
  void onNotify(RemoteMessage notification) {
    _firebaseMessagingBackgroundHandler(notification);
    setState(() {
      _notification = notification;
    });
  }

  @override
  void onClick(RemoteMessage notification) {
    setState(() {
      _notification = notification;
    });
    print(
        "Notification clicked with title: ${notification.notification.title} && body: ${notification.notification.body}");
  }
}