401 lines
13 KiB
Dart
401 lines
13 KiB
Dart
import 'dart:async';
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import 'dart:convert';
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import 'dart:io';
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import 'package:firebase_messaging/firebase_messaging.dart';
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import 'package:famedlysdk/famedlysdk.dart';
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import 'package:fluffychat/utils/app_route.dart';
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import 'package:fluffychat/utils/sqflite_store.dart';
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import 'package:fluffychat/views/chat.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_local_notifications/flutter_local_notifications.dart';
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import 'package:localstorage/localstorage.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:toast/toast.dart';
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class Matrix extends StatefulWidget {
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final Widget child;
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final String clientName;
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final Client client;
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Matrix({this.child, this.clientName, this.client, Key key}) : super(key: key);
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@override
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MatrixState createState() => MatrixState();
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/// Returns the (nearest) Client instance of your application.
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static MatrixState of(BuildContext context) {
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MatrixState newState =
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(context.dependOnInheritedWidgetOfExactType<_InheritedMatrix>()).data;
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newState.context = context;
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return newState;
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}
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}
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class MatrixState extends State<Matrix> {
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Client client;
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BuildContext context;
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FirebaseMessaging _firebaseMessaging = FirebaseMessaging();
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FlutterLocalNotificationsPlugin _flutterLocalNotificationsPlugin =
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FlutterLocalNotificationsPlugin();
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String activeRoomId;
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/// Used to load the old account if there is no store available.
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void loadAccount() async {
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final LocalStorage storage = LocalStorage('LocalStorage');
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await storage.ready;
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final credentialsStr = storage.getItem(widget.clientName);
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if (credentialsStr == null || credentialsStr.isEmpty) {
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client.onLoginStateChanged.add(LoginState.loggedOut);
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return;
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}
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print("[Matrix] Restoring account credentials");
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final Map<String, dynamic> credentials = json.decode(credentialsStr);
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client.connect(
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newDeviceID: credentials["deviceID"],
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newDeviceName: credentials["deviceName"],
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newHomeserver: credentials["homeserver"],
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newLazyLoadMembers: credentials["lazyLoadMembers"],
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//newMatrixVersions: credentials["matrixVersions"], // FIXME: wrong List type
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newToken: credentials["token"],
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newUserID: credentials["userID"],
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);
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}
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/// Used to save the current account persistently if there is no store available.
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Future<void> saveAccount() async {
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if (!kIsWeb) return;
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print("[Matrix] Save account credentials in crypted preferences");
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final Map<String, dynamic> credentials = {
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"deviceID": client.deviceID,
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"deviceName": client.deviceName,
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"homeserver": client.homeserver,
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"lazyLoadMembers": client.lazyLoadMembers,
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"matrixVersions": client.matrixVersions,
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"token": client.accessToken,
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"userID": client.userID,
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};
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final LocalStorage storage = LocalStorage('LocalStorage');
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await storage.ready;
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await storage.setItem(widget.clientName, json.encode(credentials));
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return;
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}
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void clean() async {
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if (!kIsWeb) return;
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print("Clear session...");
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final LocalStorage storage = LocalStorage('LocalStorage');
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await storage.ready;
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await storage.deleteItem(widget.clientName);
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}
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BuildContext _loadingDialogContext;
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Future<dynamic> tryRequestWithLoadingDialog(Future<dynamic> request) async {
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showLoadingDialog(context);
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final dynamic = await tryRequestWithErrorToast(request);
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hideLoadingDialog();
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return dynamic;
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}
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Future<dynamic> tryRequestWithErrorToast(Future<dynamic> request) async {
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try {
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return await request;
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} catch (exception) {
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Toast.show(
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exception.toString(),
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context,
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duration: Toast.LENGTH_LONG,
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);
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return false;
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}
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}
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showLoadingDialog(BuildContext context) {
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_loadingDialogContext = context;
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showDialog(
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context: _loadingDialogContext,
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barrierDismissible: false,
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builder: (BuildContext context) => AlertDialog(
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content: Row(
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children: <Widget>[
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CircularProgressIndicator(),
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SizedBox(width: 16),
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Text("Loading... Please wait"),
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],
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),
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),
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);
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}
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hideLoadingDialog() => Navigator.of(_loadingDialogContext)?.pop();
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Future<String> downloadAndSaveContent(MxContent content,
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{int width, int height, ThumbnailMethod method}) async {
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final bool thumbnail = width == null && height == null ? false : true;
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final String tempDirectory = (await getTemporaryDirectory()).path;
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final String prefix = thumbnail ? "thumbnail" : "";
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File file = File('$tempDirectory/${prefix}_${content.mxc.split("/").last}');
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if (!file.existsSync()) {
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final url = thumbnail
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? content.getThumbnail(client,
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width: width, height: height, method: method)
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: content.getDownloadLink(client);
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var request = await HttpClient().getUrl(Uri.parse(url));
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var response = await request.close();
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var bytes = await consolidateHttpClientResponseBytes(response);
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await file.writeAsBytes(bytes);
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}
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return file.path;
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}
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Future<void> setupFirebase() async {
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if (Platform.isIOS) iOS_Permission();
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final String token = await _firebaseMessaging.getToken();
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if (token?.isEmpty ?? true) {
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return Toast.show(
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"Push notifications disabled.",
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context,
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duration: Toast.LENGTH_LONG,
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);
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}
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await client.setPushers(
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token,
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"http",
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"chat.fluffy.fluffychat",
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widget.clientName,
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client.deviceName,
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"en",
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"https://janian.de:7023/",
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append: false,
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format: "event_id_only",
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);
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Function goToRoom = (dynamic message) async {
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try {
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String roomId;
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if (message is String) {
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roomId = message;
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} else if (message is Map) {
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roomId = message["data"]["room_id"];
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}
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if (roomId?.isEmpty ?? true) throw ("Bad roomId");
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await Navigator.of(context).pushAndRemoveUntil(
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AppRoute.defaultRoute(
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context,
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Chat(roomId),
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),
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(r) => r.isFirst);
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} catch (_) {
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Toast.show("Failed to open chat...", context);
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print(_);
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}
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};
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// initialise the plugin. app_icon needs to be a added as a drawable resource to the Android head project
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var initializationSettingsAndroid =
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AndroidInitializationSettings('notifications_icon');
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var initializationSettingsIOS =
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IOSInitializationSettings(onDidReceiveLocalNotification: (i, a, b, c) {
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print("onDidReceiveLocalNotification: $i $a $b $c");
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return null;
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});
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var initializationSettings = InitializationSettings(
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initializationSettingsAndroid, initializationSettingsIOS);
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await _flutterLocalNotificationsPlugin.initialize(initializationSettings,
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onSelectNotification: goToRoom);
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_firebaseMessaging.configure(
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onMessage: (Map<String, dynamic> message) async {
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try {
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final String roomId = message["data"]["room_id"];
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final String eventId = message["data"]["event_id"];
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final int unread = json.decode(message["data"]["counts"])["unread"];
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if ((roomId?.isEmpty ?? true) ||
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(eventId?.isEmpty ?? true) ||
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unread == 0) {
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await _flutterLocalNotificationsPlugin.cancelAll();
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return null;
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}
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if (activeRoomId == roomId) return null;
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// Get the room
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Room room = client.getRoomById(roomId);
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if (room == null) {
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await client.onRoomUpdate.stream
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.where((u) => u.id == roomId)
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.first
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.timeout(Duration(seconds: 10));
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room = client.getRoomById(roomId);
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if (room == null) return null;
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}
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// Get the event
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Event event = await client.store.getEventById(eventId, room);
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if (event == null) {
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final EventUpdate eventUpdate = await client.onEvent.stream
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.where((u) => u.content["event_id"] == eventId)
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.first
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.timeout(Duration(seconds: 10));
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event = Event.fromJson(eventUpdate.content, room);
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if (room == null) return null;
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}
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// Count all unread events
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int unreadEvents = 0;
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client.rooms
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.forEach((Room room) => unreadEvents += room.notificationCount);
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// Calculate title
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final String title = unread > 1
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? "$unreadEvents unread messages in $unread chats"
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: "$unreadEvents unread messages";
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// Calculate the body
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String body;
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switch (event.messageType) {
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case MessageTypes.Image:
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body = "${event.sender.calcDisplayname()} sent a picture";
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break;
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case MessageTypes.File:
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body = "${event.sender.calcDisplayname()} sent a file";
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break;
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case MessageTypes.Audio:
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body = "${event.sender.calcDisplayname()} sent an audio";
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break;
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case MessageTypes.Video:
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body = "${event.sender.calcDisplayname()} sent a video";
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break;
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default:
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body = "${event.sender.calcDisplayname()}: ${event.getBody()}";
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break;
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}
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// The person object for the android message style notification
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final person = Person(
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name: room.displayname,
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icon: room.avatar.mxc.isEmpty
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? null
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: await downloadAndSaveContent(
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room.avatar,
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width: 126,
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height: 126,
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),
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iconSource: IconSource.FilePath,
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);
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// Show notification
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var androidPlatformChannelSpecifics = AndroidNotificationDetails(
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'fluffychat_push',
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'FluffyChat push channel',
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'Push notifications for FluffyChat',
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style: AndroidNotificationStyle.Messaging,
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styleInformation: MessagingStyleInformation(
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person,
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conversationTitle: title,
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messages: [
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Message(
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body,
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event.time,
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person,
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)
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],
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),
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importance: Importance.Max,
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priority: Priority.High,
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ticker: 'New message in FluffyChat');
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var iOSPlatformChannelSpecifics = IOSNotificationDetails();
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var platformChannelSpecifics = NotificationDetails(
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androidPlatformChannelSpecifics, iOSPlatformChannelSpecifics);
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await _flutterLocalNotificationsPlugin.show(
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0, room.displayname, body, platformChannelSpecifics,
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payload: roomId);
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} catch (exception) {
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print("[Push] Error while processing notification: " +
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exception.toString());
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}
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return null;
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},
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onResume: goToRoom,
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// Currently fires unexpectetly... https://github.com/FirebaseExtended/flutterfire/issues/1060
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//onLaunch: goToRoom,
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);
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print("[Push] Firebase initialized");
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return;
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}
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void iOS_Permission() {
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_firebaseMessaging.requestNotificationPermissions(
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IosNotificationSettings(sound: true, badge: true, alert: true));
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_firebaseMessaging.onIosSettingsRegistered
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.listen((IosNotificationSettings settings) {
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print("Settings registered: $settings");
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});
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}
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void _initWithStore() async {
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Future<LoginState> initLoginState = client.onLoginStateChanged.stream.first;
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client.store = Store(client);
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if (await initLoginState == LoginState.logged) {
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await setupFirebase();
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}
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}
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@override
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void initState() {
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if (widget.client == null) {
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client = Client(widget.clientName, debug: false);
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if (!kIsWeb) {
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_initWithStore();
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} else {
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loadAccount();
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}
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} else {
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client = widget.client;
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}
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super.initState();
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}
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@override
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void dispose() {
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return _InheritedMatrix(
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data: this,
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child: widget.child,
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);
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}
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}
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class _InheritedMatrix extends InheritedWidget {
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final MatrixState data;
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_InheritedMatrix({Key key, this.data, Widget child})
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: super(key: key, child: child);
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@override
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bool updateShouldNotify(_InheritedMatrix old) {
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bool update = old.data.client.accessToken != this.data.client.accessToken ||
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old.data.client.userID != this.data.client.userID ||
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old.data.client.matrixVersions != this.data.client.matrixVersions ||
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old.data.client.lazyLoadMembers != this.data.client.lazyLoadMembers ||
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old.data.client.deviceID != this.data.client.deviceID ||
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old.data.client.deviceName != this.data.client.deviceName ||
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old.data.client.homeserver != this.data.client.homeserver;
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return update;
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}
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}
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