mirror of
https://github.com/cake-tech/cake_wallet.git
synced 2024-12-26 05:29:57 +00:00
352 lines
12 KiB
Dart
352 lines
12 KiB
Dart
import 'dart:async';
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import 'dart:io';
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import 'dart:ui';
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import 'package:cake_wallet/core/wallet_loading_service.dart';
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import 'package:cake_wallet/entities/preferences_key.dart';
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import 'package:cake_wallet/store/app_store.dart';
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import 'package:cake_wallet/store/settings_store.dart';
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import 'package:cake_wallet/utils/device_info.dart';
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import 'package:cake_wallet/utils/feature_flag.dart';
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import 'package:cake_wallet/view_model/settings/sync_mode.dart';
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import 'package:cake_wallet/view_model/wallet_list/wallet_list_item.dart';
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import 'package:cake_wallet/view_model/wallet_list/wallet_list_view_model.dart';
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import 'package:cw_core/wallet_base.dart';
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import 'package:cw_core/wallet_type.dart';
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import 'package:flutter/widgets.dart';
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import 'package:flutter_background_service/flutter_background_service.dart';
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import 'package:flutter_local_notifications/flutter_local_notifications.dart';
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import 'package:cake_wallet/main.dart';
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import 'package:cake_wallet/di.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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const moneroSyncTaskKey = "com.fotolockr.cakewallet.monero_sync_task";
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const mwebSyncTaskKey = "com.fotolockr.cakewallet.mweb_sync_task";
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const initialNotificationTitle = 'Cake Background Sync';
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const initialNotificationContent = 'On standby - app is in the foreground';
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const notificationId = 888;
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const notificationChannelId = 'cake_service';
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const notificationChannelName = 'CAKE BACKGROUND SERVICE';
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const notificationChannelDescription = 'Cake Wallet Background Service';
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const DELAY_SECONDS_BEFORE_SYNC_START = 15;
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void setNotificationStandby(FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin) async {
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flutterLocalNotificationsPlugin.cancelAll();
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flutterLocalNotificationsPlugin.show(
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notificationId,
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initialNotificationTitle,
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initialNotificationContent,
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const NotificationDetails(
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android: AndroidNotificationDetails(
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notificationChannelId,
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notificationChannelName,
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icon: 'ic_bg_service_small',
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ongoing: true,
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),
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),
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);
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}
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@pragma('vm:entry-point')
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Future<void> onStart(ServiceInstance service) async {
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print("BACKGROUND SERVICE STARTED!");
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bool bgSyncStarted = false;
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Timer? _syncTimer;
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// commented because the behavior appears to be bugged:
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// DartPluginRegistrant.ensureInitialized();
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final FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
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FlutterLocalNotificationsPlugin();
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service.on('stopService').listen((event) async {
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print("STOPPING BACKGROUND SERVICE!");
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_syncTimer?.cancel();
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await service.stopSelf();
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});
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service.on('status').listen((event) async {
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print(event);
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});
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service.on('setForeground').listen((event) async {
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bgSyncStarted = false;
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_syncTimer?.cancel();
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setNotificationStandby(flutterLocalNotificationsPlugin);
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});
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// we have entered the background, start the sync:
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service.on('setBackground').listen((event) async {
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if (bgSyncStarted) {
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return;
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}
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bgSyncStarted = true;
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await Future.delayed(const Duration(seconds: DELAY_SECONDS_BEFORE_SYNC_START));
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print("STARTING SYNC FROM BG!!");
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try {
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await initializeAppConfigs(loadWallet: false);
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} catch (_) {
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// these errors still show up in logs which doesn't really make sense to me
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}
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print("initialized app configs");
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final currentWallet = getIt.get<AppStore>().wallet;
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// don't start syncing immediately:
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await currentWallet?.stopSync();
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final walletLoadingService = getIt.get<WalletLoadingService>();
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final settingsStore = getIt.get<SettingsStore>();
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final typeRaw = getIt.get<SharedPreferences>().getInt(PreferencesKey.currentWalletType);
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bool syncAll = true;
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List<WalletBase?> syncingWallets = [];
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if (syncAll) {
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/// get all Monero wallets of the user and sync them
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final List<WalletListItem> moneroWallets = getIt
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.get<WalletListViewModel>()
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.wallets
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.where((element) => [WalletType.monero, WalletType.wownero].contains(element.type))
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.toList();
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for (int i = 0; i < moneroWallets.length; i++) {
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final wallet =
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await walletLoadingService.load(moneroWallets[i].type, moneroWallets[i].name);
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final node = getIt.get<SettingsStore>().getCurrentNode(moneroWallets[i].type);
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await wallet.connectToNode(node: node);
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await wallet.startSync();
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syncingWallets.add(wallet);
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}
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// get all litecoin wallets and sync them:
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final List<WalletListItem> litecoinWallets = getIt
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.get<WalletListViewModel>()
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.wallets
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.where((element) => element.type == WalletType.litecoin)
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.toList();
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// we only need to sync the first litecoin wallet since they share the same collection of blocks
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if (litecoinWallets.isNotEmpty) {
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final firstWallet = litecoinWallets.first;
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final wallet = await walletLoadingService.load(firstWallet.type, firstWallet.name);
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final node = getIt.get<SettingsStore>().getCurrentNode(firstWallet.type);
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await wallet.connectToNode(node: node);
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await wallet.startSync();
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syncingWallets.add(wallet);
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}
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final List<WalletListItem> bitcoinWallets = getIt
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.get<WalletListViewModel>()
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.wallets
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.where((element) => element.type == WalletType.bitcoin)
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.toList();
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for (int i = 0; i < bitcoinWallets.length; i++) {
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final wallet =
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await walletLoadingService.load(bitcoinWallets[i].type, bitcoinWallets[i].name);
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final node = getIt.get<SettingsStore>().getCurrentNode(bitcoinWallets[i].type);
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await wallet.connectToNode(node: node);
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await wallet.startSync();
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syncingWallets.add(wallet);
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}
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} else {
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// /// if the user chose to sync only active wallet
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// /// if the current wallet is monero; sync it only
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// if (typeRaw == WalletType.monero.index || typeRaw == WalletType.wownero.index) {
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// final name = getIt.get<SharedPreferences>().getString(PreferencesKey.currentWalletName);
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// wallet = await walletLoadingService.load(WalletType.values[typeRaw!], name!);
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// final node = getIt.get<SettingsStore>().getCurrentNode(WalletType.values[typeRaw]);
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// await wallet.connectToNode(node: node);
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// await wallet.startSync();
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// syncingWallets.add(wallet);
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// }
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}
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_syncTimer?.cancel();
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_syncTimer = Timer.periodic(const Duration(milliseconds: 2000), (timer) {
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// final wallet = getIt.get<AppStore>().wallet;
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if (syncingWallets.isEmpty) {
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return;
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}
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// final wallet = syncingWallets.first!;
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// final syncProgress = ((wallet.syncStatus.progress() ?? 0) * 100).toStringAsPrecision(5);
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// String title = "${wallet!.name} ${syncProgress}% Synced";
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// flutterLocalNotificationsPlugin.show(
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// notificationId,
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// title,
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// 'Background sync - ${DateTime.now()}',
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// const NotificationDetails(
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// android: AndroidNotificationDetails(
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// notificationChannelId,
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// notificationChannelName,
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// icon: 'ic_bg_service_small',
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// ongoing: true,
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// ),
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// ),
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// );
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for (int i = 0; i < syncingWallets.length; i++) {
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final wallet = syncingWallets[i];
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final syncProgress = ((wallet!.syncStatus.progress()) * 100).toStringAsPrecision(5);
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String title = "${wallet.name}-${syncProgress}% Synced";
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flutterLocalNotificationsPlugin.show(
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notificationId + i,
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title,
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'Background sync - ${DateTime.now()}',
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NotificationDetails(
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android: AndroidNotificationDetails(
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"${notificationChannelId}_$i",
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"${notificationChannelName}_$i",
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icon: 'ic_bg_service_small',
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ongoing: true,
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),
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),
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);
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}
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});
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});
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}
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@pragma('vm:entry-point')
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Future<bool> onIosBackground(ServiceInstance service) async {
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WidgetsFlutterBinding.ensureInitialized();
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DartPluginRegistrant.ensureInitialized();
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return true;
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}
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Future<void> initializeService(FlutterBackgroundService bgService, bool useNotifications) async {
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if (useNotifications) {
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FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
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FlutterLocalNotificationsPlugin();
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if (Platform.isIOS || Platform.isAndroid) {
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await flutterLocalNotificationsPlugin.initialize(
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const InitializationSettings(
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iOS: DarwinInitializationSettings(),
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android: AndroidInitializationSettings('ic_bg_service_small'),
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),
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);
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}
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for (int i = 0; i < 10; i++) {
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AndroidNotificationChannel channel = AndroidNotificationChannel(
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"${notificationChannelId}_$i",
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"${notificationChannelName}_$i",
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description: notificationChannelDescription,
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importance: Importance.low,
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);
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await flutterLocalNotificationsPlugin
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.resolvePlatformSpecificImplementation<AndroidFlutterLocalNotificationsPlugin>()
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?.createNotificationChannel(channel);
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}
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setNotificationStandby(flutterLocalNotificationsPlugin);
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}
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// notify the service that we are in the foreground:
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bgService.invoke("setForeground");
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try {
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bool isServiceRunning = await bgService.isRunning();
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if (isServiceRunning) {
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print("Service is ALREADY running!");
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return;
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}
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} catch (_) {}
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await bgService.configure(
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androidConfiguration: AndroidConfiguration(
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onStart: onStart,
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autoStart: true,
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isForegroundMode: true,
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notificationChannelId: notificationChannelId,
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initialNotificationTitle: initialNotificationTitle,
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initialNotificationContent: initialNotificationContent,
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foregroundServiceNotificationId: notificationId,
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foregroundServiceTypes: [AndroidForegroundType.dataSync],
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),
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iosConfiguration: IosConfiguration(
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autoStart: true,
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onForeground: onStart,
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onBackground: onIosBackground,
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),
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);
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}
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class BackgroundTasks {
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FlutterBackgroundService bgService = FlutterBackgroundService();
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FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
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FlutterLocalNotificationsPlugin();
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void updateServiceState(bool foreground, bool useNotifications) async {
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if (foreground) {
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bgService.invoke('stopService');
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await Future.delayed(const Duration(seconds: 2));
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initializeService(bgService, useNotifications);
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} else {
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bgService.invoke("setBackground");
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}
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}
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void registerBackgroundService() async {
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try {
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bool hasMonero = getIt
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.get<WalletListViewModel>()
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.wallets
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.any((element) => element.type == WalletType.monero);
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bool hasLitecoin = getIt
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.get<WalletListViewModel>()
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.wallets
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.any((element) => element.type == WalletType.litecoin);
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bool hasBitcoin = getIt
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.get<WalletListViewModel>()
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.wallets
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.any((element) => element.type == WalletType.bitcoin);
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final settingsStore = getIt.get<SettingsStore>();
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if (!settingsStore.silentPaymentsAlwaysScan) {
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hasBitcoin = false;
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}
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if (!settingsStore.mwebAlwaysScan) {
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hasLitecoin = false;
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}
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/// if its not android nor ios, or the user has no monero wallets; exit
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if (!DeviceInfo.instance.isMobile || (!hasMonero && !hasLitecoin && !hasBitcoin)) {
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return;
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}
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final SyncMode syncMode = settingsStore.currentSyncMode;
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final bool syncAll = settingsStore.currentSyncAll;
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if (settingsStore.showSyncNotification) {
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flutterLocalNotificationsPlugin
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.resolvePlatformSpecificImplementation<AndroidFlutterLocalNotificationsPlugin>()
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?.requestNotificationsPermission();
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}
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if (syncMode.type == SyncType.disabled || !FeatureFlag.isBackgroundSyncEnabled) {
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bgService.invoke('stopService');
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return;
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}
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bgService.invoke('stopService');
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await initializeService(bgService, settingsStore.showSyncNotification);
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} catch (error, stackTrace) {
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print(error);
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print(stackTrace);
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}
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}
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}
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