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aria2c 按需加载

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xkeyC
2024-02-24 17:41:44 +08:00
parent 27b5d9259f
commit ca2f584f20
6 changed files with 77 additions and 43 deletions
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49
lib/common/io/aria2c.dart
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@ -5,36 +5,46 @@ import 'package:aria2/aria2.dart';
import 'package:flutter/foundation.dart';
import 'package:starcitizen_doctor/base/ui.dart';
import 'package:starcitizen_doctor/common/conf/app_conf.dart';
import 'package:starcitizen_doctor/common/conf/binary_conf.dart';
import 'package:starcitizen_doctor/common/helper/system_helper.dart';
class Aria2cManager {
static bool _isDaemonRunning = false;
static int? _daemonPID;
static final String _aria2cDir =
"${AppConf.applicationSupportDir}\\modules\\aria2c";
static Aria2c? _aria2c;
static Aria2c get aria2c {
if (!_isDaemonRunning) throw Exception("Aria2c Daemon not running!");
if (_aria2c == null) {
_aria2c = Aria2c(
"ws://127.0.0.1:64664/jsonrpc", "websocket", "ScToolbox_64664");
_aria2c!.getVersion().then((value) {
dPrint("Aria2cManager.connected! version == ${value.version}");
});
static Aria2c getClient() {
if (_aria2c != null) return _aria2c!;
throw "not connect!";
}
static bool get isAvailable => _daemonPID != null && _aria2c != null;
static Future checkLazyLoad() async {
try {
final sessionFile = File("$_aria2cDir\\aria2.session");
// 有下载任务则第一时间初始化
if (await sessionFile.exists() &&
(await sessionFile.readAsString()).trim().isNotEmpty) {
await launchDaemon();
}
} catch (e) {
dPrint("Aria2cManager.checkLazyLoad Error:$e");
}
return _aria2c!;
}
static Future launchDaemon() async {
if (_isDaemonRunning) return;
if (_daemonPID != null) return;
await BinaryModuleConf.extractModule(["aria2c"]);
/// skip for debug hot reload
if (kDebugMode) {
if ((await SystemHelper.getPID("aria2c")).isNotEmpty) {
dPrint("[Aria2cManager] debug skip for hot reload");
_isDaemonRunning = true;
_daemonPID = 0;
return;
}
}
@ -69,21 +79,26 @@ class Aria2cManager {
if (event.trim().isEmpty) return;
dPrint("[aria2c]: ${event.trim()}");
if (event.contains("IPv4 RPC: listening on TCP port")) {
_isDaemonRunning = true;
aria2c;
_daemonPID = p.pid;
_aria2c = Aria2c(
"ws://127.0.0.1:64664/jsonrpc", "websocket", "ScToolbox_64664");
_aria2c!.getVersion().then((value) {
dPrint("Aria2cManager.connected! version == ${value.version}");
});
}
}, onDone: () {
dPrint("[aria2c] onDone: ");
_isDaemonRunning = false;
_daemonPID = null;
}, onError: (e) {
dPrint("[aria2c] stdout ERROR: $e");
_isDaemonRunning = false;
_daemonPID = null;
});
p.pid;
p.stderr.transform(utf8.decoder).listen((event) {
dPrint("[aria2c] stderr ERROR : $event");
});
while (true) {
if (_isDaemonRunning) return;
if (_daemonPID != null) return;
await Future.delayed(const Duration(milliseconds: 100));
}
}