// Copyright 2014 The Flutter Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. import 'dart:async'; import 'dart:convert'; import 'dart:html' as html; import 'dart:js'; import 'dart:js_util' as js_util; /// The dart:html implementation of [registerWebServiceExtension]. /// /// Registers Web Service Extension for Flutter Web application. /// /// window.$flutterDriver will be called by Flutter Web Driver to process /// Flutter command. /// /// See also: /// /// * `_extension_io.dart`, which has the dart:io implementation void registerWebServiceExtension( Future<Map<String, dynamic>> Function(Map<String, String>) call) { js_util.setProperty(html.window, r'$flutterDriver', allowInterop((dynamic message) async { // ignore: undefined_function, undefined_identifier final Map<String, String> params = Map<String, String>.from( jsonDecode(message as String) as Map<String, dynamic>); final Map<String, dynamic> result = Map<String, dynamic>.from(await call(params)); context[r'$flutterDriverResult'] = json.encode(result); })); }