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Add compute api to js engine.

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nyne
2025-09-02 22:15:54 +08:00
parent fa2dbd79f6
commit dfee65c3af
9 changed files with 243 additions and 13 deletions
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36
lib/foundation/js_engine.dart
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@@ -24,6 +24,7 @@ import 'package:pointycastle/block/modes/ofb.dart';
import 'package:uuid/uuid.dart';
import 'package:venera/components/js_ui.dart';
import 'package:venera/foundation/app.dart';
import 'package:venera/foundation/js_pool.dart';
import 'package:venera/network/app_dio.dart';
import 'package:venera/network/cookie_jar.dart';
import 'package:venera/network/proxy.dart';
@@ -68,6 +69,12 @@ class JsEngine with _JSEngineApi, JsUiApi, Init {
responseType: ResponseType.plain, validateStatus: (status) => true));
}
static Uint8List? _jsInitCache;
static void cacheJsInit(Uint8List jsInit) {
_jsInitCache = jsInit;
}
@override
@protected
Future<void> doInit() async {
@@ -75,9 +82,11 @@ class JsEngine with _JSEngineApi, JsUiApi, Init {
return;
}
try {
if (App.isInitialized) {
_cookieJar ??= await SingleInstanceCookieJar.createInstance();
}
_dio ??= AppDio(BaseOptions(
responseType: ResponseType.plain, validateStatus: (status) => true));
_cookieJar ??= await SingleInstanceCookieJar.createInstance();
_closed = false;
_engine = FlutterQjs();
_engine!.dispatch();
@@ -86,9 +95,15 @@ class JsEngine with _JSEngineApi, JsUiApi, Init {
(setGlobalFunc as JSInvokable)(["sendMessage", _messageReceiver]);
setGlobalFunc(["appVersion", App.version]);
setGlobalFunc.free();
var jsInit = await rootBundle.load("assets/init.js");
Uint8List jsInit;
if (_jsInitCache != null) {
jsInit = _jsInitCache!;
} else {
var buffer = await rootBundle.load("assets/init.js");
jsInit = buffer.buffer.asUint8List();
}
_engine!
.evaluate(utf8.decode(jsInit.buffer.asUint8List()), name: "<init>");
.evaluate(utf8.decode(jsInit), name: "<init>");
} catch (e, s) {
Log.error('JS Engine', 'JS Engine Init Error:\n$e\n$s');
}
@@ -97,6 +112,7 @@ class JsEngine with _JSEngineApi, JsUiApi, Init {
Object? _messageReceiver(dynamic message) {
try {
if (message is Map<dynamic, dynamic>) {
if (message["method"] == null) return null;
String method = message["method"] as String;
switch (method) {
case "log":
@@ -172,6 +188,20 @@ class JsEngine with _JSEngineApi, JsUiApi, Init {
var res = await Clipboard.getData(Clipboard.kTextPlain);
return res?.text;
});
case "compute":
final func = message["function"];
final args = message["args"];
if (func is JSInvokable) {
func.free();
throw "Function must be a string";
}
if (func is! String) {
throw "Function must be a string";
}
if (args != null && args is! List) {
throw "Args must be a list";
}
return JSPool().execute(func, args ?? []);
}
}
return null;