Better notifications

This commit is contained in:
Christian Pauly 2020-01-08 13:19:15 +00:00
commit c4353bbea6
14 changed files with 296 additions and 25 deletions

View file

@ -3,10 +3,14 @@ import 'dart:convert';
import 'dart:io';
import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:fluffychat/utils/app_route.dart';
import 'package:fluffychat/utils/sqflite_store.dart';
import 'package:fluffychat/views/chat.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_local_notifications/flutter_local_notifications.dart';
import 'package:localstorage/localstorage.dart';
import 'package:path_provider/path_provider.dart';
import 'package:toast/toast.dart';
class Matrix extends StatefulWidget {
@ -35,6 +39,10 @@ class MatrixState extends State<Matrix> {
BuildContext context;
FirebaseMessaging _firebaseMessaging = FirebaseMessaging();
FlutterLocalNotificationsPlugin _flutterLocalNotificationsPlugin =
FlutterLocalNotificationsPlugin();
String activeRoomId;
/// Used to load the old account if there is no store available.
void loadAccount() async {
@ -129,10 +137,28 @@ class MatrixState extends State<Matrix> {
hideLoadingDialog() => Navigator.of(_loadingDialogContext)?.pop();
StreamSubscription onSetupFirebase;
Future<String> downloadAndSaveContent(MxContent content,
{int width, int height, ThumbnailMethod method}) async {
final bool thumbnail = width == null && height == null ? false : true;
final String tempDirectory = (await getTemporaryDirectory()).path;
final String prefix = thumbnail ? "thumbnail" : "";
File file = File('$tempDirectory/${prefix}_${content.mxc.split("/").last}');
void setupFirebase(LoginState login) async {
if (login != LoginState.logged) return;
if (!file.existsSync()) {
final url = thumbnail
? content.getThumbnail(client,
width: width, height: height, method: method)
: content.getDownloadLink(client);
var request = await HttpClient().getUrl(Uri.parse(url));
var response = await request.close();
var bytes = await consolidateHttpClientResponseBytes(response);
await file.writeAsBytes(bytes);
}
return file.path;
}
Future<void> setupFirebase() async {
if (Platform.isIOS) iOS_Permission();
final String token = await _firebaseMessaging.getToken();
@ -155,14 +181,157 @@ class MatrixState extends State<Matrix> {
format: "event_id_only",
);
Function goToRoom = (dynamic message) async {
try {
String roomId;
if (message is String) {
roomId = message;
} else if (message is Map) {
roomId = message["data"]["room_id"];
}
if (roomId?.isEmpty ?? true) throw ("Bad roomId");
await Navigator.of(context).pushAndRemoveUntil(
AppRoute.defaultRoute(
context,
Chat(roomId),
),
(r) => r.isFirst);
} catch (_) {
Toast.show("Failed to open chat...", context);
print(_);
}
};
// initialise the plugin. app_icon needs to be a added as a drawable resource to the Android head project
var initializationSettingsAndroid =
AndroidInitializationSettings('notifications_icon');
var initializationSettingsIOS =
IOSInitializationSettings(onDidReceiveLocalNotification: (i, a, b, c) {
print("onDidReceiveLocalNotification: $i $a $b $c");
return null;
});
var initializationSettings = InitializationSettings(
initializationSettingsAndroid, initializationSettingsIOS);
await _flutterLocalNotificationsPlugin.initialize(initializationSettings,
onSelectNotification: goToRoom);
_firebaseMessaging.configure(
onResume: (Map<String, dynamic> message) async {
print('on resume $message');
},
onLaunch: (Map<String, dynamic> message) async {
print('on launch $message');
onMessage: (Map<String, dynamic> message) async {
try {
final String roomId = message["data"]["room_id"];
final String eventId = message["data"]["event_id"];
final int unread = json.decode(message["data"]["counts"])["unread"];
if ((roomId?.isEmpty ?? true) ||
(eventId?.isEmpty ?? true) ||
unread == 0) {
await _flutterLocalNotificationsPlugin.cancelAll();
return null;
}
if (activeRoomId == roomId) return null;
// Get the room
Room room = client.getRoomById(roomId);
if (room == null) {
await client.onRoomUpdate.stream
.where((u) => u.id == roomId)
.first
.timeout(Duration(seconds: 10));
room = client.getRoomById(roomId);
if (room == null) return null;
}
// Get the event
Event event = await client.store.getEventById(eventId, room);
if (event == null) {
final EventUpdate eventUpdate = await client.onEvent.stream
.where((u) => u.content["event_id"] == eventId)
.first
.timeout(Duration(seconds: 10));
event = Event.fromJson(eventUpdate.content, room);
if (room == null) return null;
}
// Count all unread events
int unreadEvents = 0;
client.rooms
.forEach((Room room) => unreadEvents += room.notificationCount);
// Calculate title
final String title = unread > 1
? "$unreadEvents unread messages in $unread chats"
: "$unreadEvents unread messages";
// Calculate the body
String body;
switch (event.messageType) {
case MessageTypes.Image:
body = "${event.sender.calcDisplayname()} sent a picture";
break;
case MessageTypes.File:
body = "${event.sender.calcDisplayname()} sent a file";
break;
case MessageTypes.Audio:
body = "${event.sender.calcDisplayname()} sent an audio";
break;
case MessageTypes.Video:
body = "${event.sender.calcDisplayname()} sent a video";
break;
default:
body = "${event.sender.calcDisplayname()}: ${event.getBody()}";
break;
}
// The person object for the android message style notification
final person = Person(
name: room.displayname,
icon: room.avatar.mxc.isEmpty
? null
: await downloadAndSaveContent(
room.avatar,
width: 126,
height: 126,
),
iconSource: IconSource.FilePath,
);
// Show notification
var androidPlatformChannelSpecifics = AndroidNotificationDetails(
'fluffychat_push',
'FluffyChat push channel',
'Push notifications for FluffyChat',
style: AndroidNotificationStyle.Messaging,
styleInformation: MessagingStyleInformation(
person,
conversationTitle: title,
messages: [
Message(
body,
event.time,
person,
)
],
),
importance: Importance.Max,
priority: Priority.High,
ticker: 'New message in FluffyChat');
var iOSPlatformChannelSpecifics = IOSNotificationDetails();
var platformChannelSpecifics = NotificationDetails(
androidPlatformChannelSpecifics, iOSPlatformChannelSpecifics);
await _flutterLocalNotificationsPlugin.show(
0, room.displayname, body, platformChannelSpecifics,
payload: roomId);
} catch (exception) {
print("[Push] Error while processing notification: " +
exception.toString());
}
return null;
},
onResume: goToRoom,
// Currently fires unexpectetly... https://github.com/FirebaseExtended/flutterfire/issues/1060
//onLaunch: goToRoom,
);
print("[Push] Firebase initialized");
return;
}
void iOS_Permission() {
@ -174,25 +343,31 @@ class MatrixState extends State<Matrix> {
});
}
void _initWithStore() async {
Future<LoginState> initLoginState = client.onLoginStateChanged.stream.first;
client.store = Store(client);
if (await initLoginState == LoginState.logged) {
await setupFirebase();
}
}
@override
void initState() {
if (widget.client == null) {
client = Client(widget.clientName, debug: false);
if (!kIsWeb) {
client.store = Store(client);
_initWithStore();
} else {
loadAccount();
}
} else {
client = widget.client;
}
onSetupFirebase ??= client.onLoginStateChanged.stream.listen(setupFirebase);
super.initState();
}
@override
void dispose() {
onSetupFirebase?.cancel();
super.dispose();
}