191 lines
7.9 KiB
Dart
191 lines
7.9 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:cwtch/main.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter/widgets.dart';
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import 'package:win_toast/win_toast.dart';
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import 'package:desktop_notifications/desktop_notifications.dart' as linux_notifications;
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import 'package:flutter_local_notifications/flutter_local_notifications.dart';
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import 'package:flutter_local_notifications_linux/flutter_local_notifications_linux.dart';
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import 'package:flutter_local_notifications_linux/src/model/hint.dart';
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import 'package:path/path.dart' as path;
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import 'config.dart';
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// NotificationsManager provides a wrapper around platform specific notifications logic.
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abstract class NotificationsManager {
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Future<void> notify(String message, String profile, int conversationId);
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}
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// NullNotificationsManager ignores all notification requests
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class NullNotificationsManager implements NotificationsManager {
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@override
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Future<void> notify(String message, String profile, int conversationId) async {}
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}
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// Windows Notification Manager uses https://pub.dev/packages/desktoasts to implement
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// windows notifications
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class WindowsNotificationManager implements NotificationsManager {
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bool active = false;
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bool initialized = false;
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WindowsNotificationManager() {
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scheduleMicrotask(() async {
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initialized = await WinToast.instance().initialize(appName: 'cwtch', productName: 'Cwtch', companyName: 'Open Privacy Research Society');
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});
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}
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Future<void> notify(String message, String profile, int conversationId) async {
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if (initialized && !globalAppState.focus) {
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if (!active) {
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active = true;
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WinToast.instance().clear();
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final toast = await WinToast.instance().showToast(type: ToastType.text01, title: message);
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toast?.eventStream.listen((event) {
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if (event is ActivatedEvent) {
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WinToast.instance().bringWindowToFront();
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}
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active = false;
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});
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}
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}
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}
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}
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// LinuxNotificationsManager uses the desktop_notifications package to implement
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// the standard dbus-powered linux desktop notifications.
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class LinuxNotificationsManager implements NotificationsManager {
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int previous_id = 0;
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late linux_notifications.NotificationsClient client;
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late Future<void> Function(String, int) notificationSelectConvo;
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late String assetsPath;
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LinuxNotificationsManager(Future<void> Function(String, int) notificationSelectConvo) {
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this.client = linux_notifications.NotificationsClient();
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this.notificationSelectConvo = notificationSelectConvo;
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scheduleMicrotask(() async {
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assetsPath = await detectLinuxAssetsPath();
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});
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}
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// Cwtch can install in non flutter supported ways on linux, this code detects where the assets are on Linux
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Future<String> detectLinuxAssetsPath() async {
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var devStat = FileStat.stat("assets");
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var localStat = FileStat.stat("data/flutter_assets");
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var homeStat = FileStat.stat((Platform.environment["HOME"] ?? "") + "/.local/share/cwtch/data/flutter_assets");
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var rootStat = FileStat.stat("/usr/share/cwtch/data/flutter_assets");
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if ((await devStat).type == FileSystemEntityType.directory) {
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return Directory.current.path; //appPath;
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} else if ((await localStat).type == FileSystemEntityType.directory) {
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return path.join(Directory.current.path, "data/flutter_assets/");
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} else if ((await homeStat).type == FileSystemEntityType.directory) {
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return (Platform.environment["HOME"] ?? "") + "/.local/share/cwtch/data/flutter_assets/";
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} else if ((await rootStat).type == FileSystemEntityType.directory) {
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return "/usr/share/cwtch/data/flutter_assets/";
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}
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return "";
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}
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Future<void> notify(String message, String profile, int conversationId) async {
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var iconPath = Uri.file(path.join(assetsPath, "assets/knott.png"));
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client.notify(message, appName: "cwtch", appIcon: iconPath.toString(), replacesId: this.previous_id).then((linux_notifications.Notification value) async {
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previous_id = value.id;
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if ((await value.closeReason) == linux_notifications.NotificationClosedReason.dismissed) {
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this.notificationSelectConvo(profile, conversationId);
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}
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});
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}
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}
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class NotificationPayload {
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late String profileOnion;
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late int convoId;
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NotificationPayload(String po, int cid) {
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profileOnion = po;
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convoId = cid;
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}
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NotificationPayload.fromJson(Map<String, dynamic> json)
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: profileOnion = json['profileOnion'],
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convoId = json['convoId'];
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Map<String, dynamic> toJson() => {
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'profileOnion': profileOnion,
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'convoId': convoId,
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};
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}
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// FlutterLocalNotificationsPlugin based NotificationManager that handles MacOS
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// Todo: work with author to allow settings of asset_path so we can use this for Linux and deprecate the LinuxNotificationManager
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// Todo: it can also handle Android, do we want to migrate away from our manual solution?
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class NixNotificationManager implements NotificationsManager {
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late FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin;
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late Future<void> Function(String, int) notificationSelectConvo;
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NixNotificationManager(Future<void> Function(String, int) notificationSelectConvo) {
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this.notificationSelectConvo = notificationSelectConvo;
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flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
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final MacOSInitializationSettings initializationSettingsMacOS = MacOSInitializationSettings(defaultPresentSound: false);
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final LinuxInitializationSettings initializationSettingsLinux =
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LinuxInitializationSettings(defaultActionName: 'Open notification', defaultIcon: AssetsLinuxIcon('assets/knott.png'), defaultSuppressSound: true);
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final InitializationSettings initializationSettings = InitializationSettings(android: null, iOS: null, macOS: initializationSettingsMacOS, linux: initializationSettingsLinux);
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scheduleMicrotask(() async {
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flutterLocalNotificationsPlugin.resolvePlatformSpecificImplementation<MacOSFlutterLocalNotificationsPlugin>()?.requestPermissions(
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alert: true,
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badge: false,
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sound: false,
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);
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await flutterLocalNotificationsPlugin.initialize(initializationSettings, onSelectNotification: selectNotification);
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});
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}
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Future<void> notify(String message, String profile, int conversationId) async {
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if (!globalAppState.focus) {
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// Warning: Only use title field on Linux, body field will render links as clickable
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await flutterLocalNotificationsPlugin.show(0, message, '', NotificationDetails(linux: LinuxNotificationDetails(suppressSound: true, category: LinuxNotificationCategory.imReceived())),
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payload: jsonEncode(NotificationPayload(profile, conversationId)));
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}
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}
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// Notification click response function, triggers ui jump to conversation
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void selectNotification(String? payloadJson) async {
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if (payloadJson != null) {
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Map<String, dynamic> payloadMap = jsonDecode(payloadJson);
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var payload = NotificationPayload.fromJson(payloadMap);
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notificationSelectConvo(payload.profileOnion, payload.convoId);
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}
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}
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}
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NotificationsManager newDesktopNotificationsManager(Future<void> Function(String profileOnion, int convoId) notificationSelectConvo) {
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if (Platform.isLinux && !Platform.isAndroid) {
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try {
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return LinuxNotificationsManager(notificationSelectConvo);
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} catch (e) {
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EnvironmentConfig.debugLog("Failed to create LinuxNotificationManager. Switching off notifications.");
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}
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} else if (Platform.isMacOS) {
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try {
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return NixNotificationManager(notificationSelectConvo);
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} catch (e) {
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EnvironmentConfig.debugLog("Failed to create NixNotificationManager. Switching off notifications.");
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}
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} else if (Platform.isWindows) {
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try {
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return WindowsNotificationManager();
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} catch (e) {
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EnvironmentConfig.debugLog("Failed to create Windows desktoasts notification manager");
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}
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}
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return NullNotificationsManager();
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}
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