桌面端增加JS脚本

test/js_test.dart

@@ -0,0 +1,34 @@
+import 'dart:convert';
+
+import 'package:flutter_js/flutter_js.dart';
+import 'package:network_proxy/network/http/http.dart';
+
+//转换js request
+Map<String, dynamic> convertJsRequest(HttpRequest request) {
+  return {
+    'url': request.requestUrl,
+    'path': request.path(),
+    'headers': request.headers.toMap(),
+    'method': request.method.name,
+    'body': request.bodyAsString
+  };
+}
+
+main() {
+  var flutterJs = getJavascriptRuntime();
+  var httpRequest = HttpRequest(HttpMethod.get, "https://www.v2ex.com");
+  httpRequest.headers.set('user-agent', 'Dart/3.0 (dart:io)');
+
+  const code = """
+  function httpRequest(request) {
+    console.log(request);
+    request.headers['heelo']='world';
+    request.url = 'https://www.baidu.com';
+    return null;
+  }
+  """;
+  var jsRequest = jsonEncode(convertJsRequest(httpRequest));
+
+  var evaluate = flutterJs.evaluate("""$code\n httpRequest($jsRequest);""");
+  print(flutterJs.convertValue(evaluate));
+}