[url_launcher_web] migrate to pkg:web (#5451)

Require the latest Flutter/Dart SDKs
Enables use via wasm
Related to https://github.com/flutter/flutter/issues/117022

packages/url_launcher/url_launcher_web/CHANGELOG.md

@@ -1,3 +1,8 @@
+## 2.2.1
+
+* Supports Flutter Web + Wasm
+* Updates minimum supported SDK version to Flutter 3.16.0/Dart 3.2.0.
+
 ## 2.2.0
 
 * Implements `supportsMode` and `supportsCloseForMode`.

packages/url_launcher/url_launcher_web/example/build.yaml

@@ -1,10 +0,0 @@
-targets:
-  $default:
-    sources:
-      - integration_test/*.dart
-      - lib/$lib$
-      - $package$
-    builders:
-      mockito|mockBuilder:
-        generate_for:
-          - integration_test/**

packages/url_launcher/url_launcher_web/example/integration_test/link_widget_test.dart

@@ -2,7 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'dart:html' as html;
 import 'dart:js_util';
 import 'dart:ui_web' as ui_web;
 
@@ -11,6 +10,7 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:integration_test/integration_test.dart';
 import 'package:url_launcher_platform_interface/link.dart';
 import 'package:url_launcher_web/src/link.dart';
+import 'package:web/helpers.dart' as html;
 
 void main() {
   IntegrationTestWidgetsFlutterBinding.ensureInitialized();
@@ -174,7 +174,9 @@ void main() {
 
 html.Element _findSingleAnchor() {
   final List<html.Element> foundAnchors = <html.Element>[];
-  for (final html.Element anchor in html.document.querySelectorAll('a')) {
+  html.NodeList anchors = html.document.querySelectorAll('a');
+  for (int i = 0; i < anchors.length; i++) {
+    final html.Element anchor = anchors.item(i)! as html.Element;
     if (hasProperty(anchor, linkViewIdProperty)) {
       foundAnchors.add(anchor);
     }
@@ -184,7 +186,9 @@ html.Element _findSingleAnchor() {
   final html.ShadowRoot? shadowRoot =
       html.document.querySelector('flt-glass-pane')?.shadowRoot;
   if (shadowRoot != null) {
-    for (final html.Element anchor in shadowRoot.querySelectorAll('a')) {
+    anchors = shadowRoot.querySelectorAll('a');
+    for (int i = 0; i < anchors.length; i++) {
+      final html.Element anchor = anchors.item(i)! as html.Element;
       if (hasProperty(anchor, linkViewIdProperty)) {
         foundAnchors.add(anchor);
       }

packages/url_launcher/url_launcher_web/example/integration_test/url_launcher_web_test.dart

@@ -2,18 +2,31 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'dart:html' as html;
+import 'dart:js_interop';
+import 'dart:js_util';
 
 import 'package:flutter_test/flutter_test.dart';
 import 'package:integration_test/integration_test.dart';
-import 'package:mockito/annotations.dart';
-import 'package:mockito/mockito.dart';
+import 'package:mockito/mockito.dart' show any, verify, when, Mock;
 import 'package:url_launcher_platform_interface/url_launcher_platform_interface.dart';
 import 'package:url_launcher_web/url_launcher_web.dart';
+import 'package:web/helpers.dart' as html;
 
-import 'url_launcher_web_test.mocks.dart';
+abstract class MyWindow {
+  html.Window? open(Object? a, Object? b, Object? c);
+  html.Navigator? get navigator;
+}
+
+@JSExport()
+class MockWindow extends Mock implements MyWindow {}
+
+abstract class MyNavigator {
+  String? get userAgent;
+}
+
+@JSExport()
+class MockNavigator extends Mock implements MyNavigator {}
 
-@GenerateMocks(<Type>[html.Window, html.Navigator])
 void main() {
   IntegrationTestWidgetsFlutterBinding.ensureInitialized();
 
@@ -26,15 +39,21 @@ void main() {
     setUp(() {
       mockWindow = MockWindow();
       mockNavigator = MockNavigator();
-      when(mockWindow.navigator).thenReturn(mockNavigator);
+
+      final html.Window jsMockWindow =
+          createDartExport(mockWindow) as html.Window;
+      final html.Navigator jsMockNavigator =
+          createDartExport(mockNavigator) as html.Navigator;
+
+      when(mockWindow.navigator).thenReturn(jsMockNavigator);
 
       // Simulate that window.open does something.
-      when(mockWindow.open(any, any, any)).thenReturn(MockWindow());
+      when(mockWindow.open(any, any, any)).thenReturn(jsMockWindow);
 
       when(mockNavigator.userAgent).thenReturn(
           'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36');
 
-      plugin = UrlLauncherPlugin(debugWindow: mockWindow);
+      plugin = UrlLauncherPlugin(debugWindow: mockWindow as html.Window);
     });
 
     group('canLaunch', () {
@@ -43,8 +62,7 @@ void main() {
       });
 
       testWidgets('"https" URLs -> true', (WidgetTester _) async {
-        expect(
-            plugin.canLaunch('https://go, (Widogle.com'), completion(isTrue));
+        expect(plugin.canLaunch('https://google.com'), completion(isTrue));
       });
 
       testWidgets('"mailto" URLs -> true', (WidgetTester _) async {
@@ -167,7 +185,7 @@ void main() {
           when(mockNavigator.userAgent).thenReturn(
               'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5.1 Safari/605.1.15');
           // Recreate the plugin, so it grabs the overrides from this group
-          plugin = UrlLauncherPlugin(debugWindow: mockWindow);
+          plugin = UrlLauncherPlugin(debugWindow: mockWindow as html.Window);
         });
 
         testWidgets('http urls should be launched in a new window',

packages/url_launcher/url_launcher_web/example/pubspec.yaml

@@ -2,20 +2,20 @@ name: regular_integration_tests
 publish_to: none
 
 environment:
-  sdk: ">=3.1.0 <4.0.0"
-  flutter: ">=3.13.0"
+  sdk: ^3.2.0
+  flutter: ">=3.16.0"
 
 dependencies:
   flutter:
     sdk: flutter
 
 dev_dependencies:
-  build_runner: ^2.1.1
   flutter_test:
     sdk: flutter
   integration_test:
     sdk: flutter
-  mockito: 5.4.1
+  mockito: 5.4.3
   url_launcher_platform_interface: ^2.2.0
   url_launcher_web:
     path: ../
+  web: '>=0.3.0 <0.5.0'

packages/url_launcher/url_launcher_web/lib/src/link.dart

@@ -3,7 +3,6 @@
 // found in the LICENSE file.
 
 import 'dart:async';
-import 'dart:html' as html;
 import 'dart:js_util';
 import 'dart:ui_web' as ui_web;
 
@@ -13,6 +12,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
 import 'package:url_launcher_platform_interface/link.dart';
+import 'package:web/helpers.dart' as html;
 
 /// The unique identifier for the view type to be used for link platform views.
 const String linkViewType = '__url_launcher::link';
@@ -104,7 +104,11 @@ class LinkViewController extends PlatformViewController {
     if (_instances.isEmpty) {
       // This is the first controller being created, attach the global click
       // listener.
-      _clickSubscription = html.window.onClick.listen(_onGlobalClick);
+
+      _clickSubscription =
+          const html.EventStreamProvider<html.MouseEvent>('click')
+              .forTarget(html.window)
+              .listen(_onGlobalClick);
     }
     _instances[viewId] = this;
   }
@@ -164,10 +168,10 @@ class LinkViewController extends PlatformViewController {
   @override
   final int viewId;
 
-  late html.Element _element;
+  late html.HTMLElement _element;
 
   Future<void> _initialize() async {
-    _element = html.Element.tag('a');
+    _element = html.document.createElement('a') as html.HTMLElement;
     setProperty(_element, linkViewIdProperty, viewId);
     _element.style
       ..opacity = '0'

packages/url_launcher/url_launcher_web/lib/url_launcher_web.dart

@@ -3,13 +3,13 @@
 // found in the LICENSE file.
 
 import 'dart:async';
-import 'dart:html' as html;
 import 'dart:ui_web' as ui_web;
 
 import 'package:flutter/foundation.dart' show kDebugMode, visibleForTesting;
 import 'package:flutter_web_plugins/flutter_web_plugins.dart' show Registrar;
 import 'package:url_launcher_platform_interface/link.dart';
 import 'package:url_launcher_platform_interface/url_launcher_platform_interface.dart';
+import 'package:web/web.dart' as html;
 
 import 'src/link.dart';
 
@@ -68,7 +68,7 @@ class UrlLauncherPlugin extends UrlLauncherPlatform {
   ///
   /// Returns the newly created window.
   @visibleForTesting
-  html.WindowBase? openNewWindow(String url, {String? webOnlyWindowName}) {
+  html.Window? openNewWindow(String url, {String? webOnlyWindowName}) {
     final String? scheme = _getUrlScheme(url);
     // Actively disallow opening some schemes, like javascript.
     // See https://github.com/flutter/flutter/issues/136657

packages/url_launcher/url_launcher_web/pubspec.yaml

@@ -2,11 +2,11 @@ name: url_launcher_web
 description: Web platform implementation of url_launcher
 repository: https://github.com/flutter/packages/tree/main/packages/url_launcher/url_launcher_web
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+url_launcher%22
-version: 2.2.0
+version: 2.2.1
 
 environment:
-  sdk: ">=3.1.0 <4.0.0"
-  flutter: ">=3.13.0"
+  sdk: ^3.2.0
+  flutter: ">=3.16.0"
 
 flutter:
   plugin:
@@ -22,6 +22,7 @@ dependencies:
   flutter_web_plugins:
     sdk: flutter
   url_launcher_platform_interface: ^2.2.0
+  web: '>=0.3.0 <0.5.0'
 
 dev_dependencies:
   flutter_test: