mirror of
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synced 2024-10-23 12:34:14 +08:00
307 lines
10 KiB
Dart
307 lines
10 KiB
Dart
// ignore_for_file: avoid_build_context_in_providers
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import 'dart:io';
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import 'package:aria2/aria2.dart';
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import 'package:fluent_ui/fluent_ui.dart';
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import 'package:flutter/services.dart';
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import 'package:freezed_annotation/freezed_annotation.dart';
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import 'package:hive/hive.dart';
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import 'package:intl/intl.dart';
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import 'package:riverpod_annotation/riverpod_annotation.dart';
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import 'package:starcitizen_doctor/common/helper/system_helper.dart';
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import 'package:starcitizen_doctor/common/utils/log.dart';
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import 'package:starcitizen_doctor/common/utils/provider.dart';
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import 'package:starcitizen_doctor/provider/aria2c.dart';
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import '../../../widgets/widgets.dart';
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part 'home_downloader_ui_model.g.dart';
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part 'home_downloader_ui_model.freezed.dart';
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@freezed
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class HomeDownloaderUIState with _$HomeDownloaderUIState {
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const factory HomeDownloaderUIState({
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@Default([]) List<Aria2Task> tasks,
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@Default([]) List<Aria2Task> waitingTasks,
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@Default([]) List<Aria2Task> stoppedTasks,
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Aria2GlobalStat? globalStat,
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}) = _HomeDownloaderUIState;
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}
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extension HomeDownloaderUIStateExtension on HomeDownloaderUIState {
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bool get isAvailable => globalStat != null;
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}
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@riverpod
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class HomeDownloaderUIModel extends _$HomeDownloaderUIModel {
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final DateFormat formatter = DateFormat('yyyy-MM-dd HH:mm:ss');
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bool _disposed = false;
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final statusMap = {
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"active": "下载中...",
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"waiting": "等待中",
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"paused": "已暂停",
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"error": "下载失败",
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"complete": "下载完成",
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"removed": "已删除",
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};
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final listHeaderStatusMap = {
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"active": "下载中",
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"waiting": "等待中",
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"stopped": "已结束",
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};
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@override
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HomeDownloaderUIState build() {
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state = const HomeDownloaderUIState();
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_listenDownloader();
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ref.onDispose(() {
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_disposed = true;
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});
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return state;
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}
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onTapButton(BuildContext context, String key) async {
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final aria2cState = ref.read(aria2cModelProvider);
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switch (key) {
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case "pause_all":
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if (!aria2cState.isRunning) return;
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await aria2cState.aria2c?.pauseAll();
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await aria2cState.aria2c?.saveSession();
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return;
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case "resume_all":
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if (!aria2cState.isRunning) return;
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await aria2cState.aria2c?.unpauseAll();
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await aria2cState.aria2c?.saveSession();
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return;
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case "cancel_all":
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final userOK = await showConfirmDialogs(
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context, "确认取消全部任务？", const Text("如果文件不再需要，你可能需要手动删除下载文件。"));
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if (userOK == true) {
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if (!aria2cState.isRunning) return;
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try {
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for (var value in [...state.tasks, ...state.waitingTasks]) {
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await aria2cState.aria2c?.remove(value.gid!);
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}
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await aria2cState.aria2c?.saveSession();
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} catch (e) {
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dPrint("DownloadsUIModel cancel_all Error: $e");
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}
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}
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return;
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case "settings":
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_showDownloadSpeedSettings(context);
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return;
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}
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}
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int getTasksLen() {
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return state.tasks.length +
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state.waitingTasks.length +
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state.stoppedTasks.length;
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}
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(Aria2Task, String, bool) getTaskAndType(int index) {
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final tempList = <Aria2Task>[
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...state.tasks,
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...state.waitingTasks,
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...state.stoppedTasks
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];
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if (index >= 0 && index < state.tasks.length) {
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return (tempList[index], "active", index == 0);
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}
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if (index >= state.tasks.length &&
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index < state.tasks.length + state.waitingTasks.length) {
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return (tempList[index], "waiting", index == state.tasks.length);
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}
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if (index >= state.tasks.length + state.waitingTasks.length &&
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index < tempList.length) {
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return (
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tempList[index],
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"stopped",
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index == state.tasks.length + state.waitingTasks.length
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);
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}
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throw Exception("Index out of range or element is null");
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}
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static MapEntry<String, String> getTaskTypeAndName(Aria2Task task) {
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if (task.bittorrent == null) {
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String uri = task.files?[0]['uris'][0]['uri'] as String;
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return MapEntry("url", uri.split('/').last);
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} else if (task.bittorrent != null) {
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if (task.bittorrent!.containsKey('info')) {
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var btName = task.bittorrent?["info"]["name"];
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return MapEntry("torrent", btName ?? 'torrent');
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} else {
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return MapEntry("magnet", '[METADATA]${task.infoHash}');
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}
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} else {
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return const MapEntry("metaLink", '==========metaLink============');
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}
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}
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int getETA(Aria2Task task) {
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if (task.downloadSpeed == null || task.downloadSpeed == 0) return 0;
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final remainingBytes =
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(task.totalLength ?? 0) - (task.completedLength ?? 0);
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return remainingBytes ~/ (task.downloadSpeed!);
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}
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Future<void> resumeTask(String? gid) async {
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final aria2c = ref.read(aria2cModelProvider).aria2c;
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if (gid != null) {
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await aria2c?.unpause(gid);
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}
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}
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Future<void> pauseTask(String? gid) async {
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final aria2c = ref.read(aria2cModelProvider).aria2c;
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if (gid != null) {
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await aria2c?.pause(gid);
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}
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}
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Future<void> cancelTask(BuildContext context, String? gid) async {
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await Future.delayed(const Duration(milliseconds: 300));
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if (gid != null) {
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if (!context.mounted) return;
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final ok = await showConfirmDialogs(
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context, "确认取消下载？", const Text("如果文件不再需要，你可能需要手动删除下载文件。"));
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if (ok == true) {
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final aria2c = ref.read(aria2cModelProvider).aria2c;
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await aria2c?.remove(gid);
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await aria2c?.saveSession();
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}
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}
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}
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List<Aria2File> getFilesFormTask(Aria2Task task) {
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List<Aria2File> l = [];
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if (task.files != null) {
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for (var element in task.files!) {
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final f = Aria2File.fromJson(element);
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l.add(f);
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}
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}
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return l;
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}
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openFolder(Aria2Task task) {
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final f = getFilesFormTask(task).firstOrNull;
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if (f != null) {
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SystemHelper.openDir(File(f.path!).absolute.path.replaceAll("/", "\\"));
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}
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}
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_listenDownloader() async {
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try {
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while (true) {
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final aria2cState = ref.read(aria2cModelProvider);
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if (_disposed) return;
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if (aria2cState.isRunning) {
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final aria2c = aria2cState.aria2c!;
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final tasks = await aria2c.tellActive();
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final waitingTasks = await aria2c.tellWaiting(0, 1000000);
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final stoppedTasks = await aria2c.tellStopped(0, 1000000);
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final globalStat = await aria2c.getGlobalStat();
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state = state.copyWith(
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tasks: tasks,
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waitingTasks: waitingTasks,
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stoppedTasks: stoppedTasks,
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globalStat: globalStat,
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);
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} else {
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state = state.copyWith(
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tasks: [],
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waitingTasks: [],
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stoppedTasks: [],
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globalStat: null,
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);
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}
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await Future.delayed(const Duration(seconds: 1));
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}
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} catch (e) {
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dPrint("[DownloadsUIModel]._listenDownloader Error: $e");
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}
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}
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Future<void> _showDownloadSpeedSettings(BuildContext context) async {
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final box = await Hive.openBox("app_conf");
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final upCtrl = TextEditingController(
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text: box.get("downloader_up_limit", defaultValue: ""));
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final downCtrl = TextEditingController(
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text: box.get("downloader_down_limit", defaultValue: ""));
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final ifr = FilteringTextInputFormatter.allow(RegExp(r'^\d*[km]?$'));
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if (!context.mounted) return;
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final ok = await showConfirmDialogs(
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context,
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"限速设置",
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Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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"SC 汉化盒子使用 p2p 网络来加速文件下载，如果您流量有限，可在此处将上传带宽设置为 1(byte)。",
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style: TextStyle(
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fontSize: 14,
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color: Colors.white.withOpacity(.6),
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),
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),
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const SizedBox(height: 24),
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const Text("请输入下载单位，如：1、100k、10m， 0或留空为不限速。"),
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const SizedBox(height: 12),
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const Text("上传限速："),
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const SizedBox(height: 6),
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TextFormBox(
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placeholder: "1、100k、10m、0",
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controller: upCtrl,
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placeholderStyle: TextStyle(color: Colors.white.withOpacity(.6)),
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inputFormatters: [ifr],
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),
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const SizedBox(height: 12),
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const Text("下载限速："),
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const SizedBox(height: 6),
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TextFormBox(
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placeholder: "1、100k、10m、0",
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controller: downCtrl,
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placeholderStyle: TextStyle(color: Colors.white.withOpacity(.6)),
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inputFormatters: [ifr],
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),
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const SizedBox(height: 24),
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Text(
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"* P2P 上传仅在下载文件时进行，下载完成后会关闭 p2p 连接。如您想参与做种，请通过关于页面联系我们。",
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style: TextStyle(
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fontSize: 13,
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color: Colors.white.withOpacity(.6),
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),
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)
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],
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));
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if (ok == true) {
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final aria2cState = ref.read(aria2cModelProvider);
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final aria2cModel = ref.read(aria2cModelProvider.notifier);
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await aria2cModel
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.launchDaemon(appGlobalState.applicationBinaryModuleDir!);
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final aria2c = aria2cState.aria2c!;
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final upByte = aria2cModel.textToByte(upCtrl.text.trim());
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final downByte = aria2cModel.textToByte(downCtrl.text.trim());
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final r = await aria2c
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.changeGlobalOption(Aria2Option()
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..maxOverallUploadLimit = upByte
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..maxOverallDownloadLimit = downByte)
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.unwrap();
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if (r != null) {
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await box.put('downloader_up_limit', upCtrl.text.trim());
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await box.put('downloader_down_limit', downCtrl.text.trim());
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}
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}
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}
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}
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