feat: 对齐常驻商城与七鱼客服交互

- 同步商城 H5 登录态与原生 token
- 完善商城/原生 tab 切换、动画及返回交互
- 修复七鱼客服键盘避让和状态栏恢复
- 调整开屏跳过按钮与登录入口交互

test/features/web/js_api_test.dart

@@ -0,0 +1,39 @@
+import 'package:dsbridge_flutter/dsbridge_flutter.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:jinzhi_flutter_app/features/web/presentation/js_api.dart';
+
+void main() {
+  test('close invokes the host callback and returns success', () {
+    var closeCalls = 0;
+    final handler = _FakeCompletionHandler();
+    final api = JsApi(onClose: () => closeCalls++);
+
+    api.close(null, handler);
+
+    expect(closeCalls, 1);
+    expect(handler.result, <String, dynamic>{'code': 0, 'message': 'success'});
+  });
+
+  test('coerces JSON mall state payloads', () {
+    expect(
+      coerceMallStateMap(
+        '{"ready":true,"activeTab":"market","canGoBack":false}',
+      ),
+      <String, dynamic>{
+        'ready': true,
+        'activeTab': 'market',
+        'canGoBack': false,
+      },
+    );
+  });
+}
+
+class _FakeCompletionHandler implements CompletionHandler {
+  dynamic result;
+
+  @override
+  void complete([dynamic retValue]) => result = retValue;
+
+  @override
+  void setProgressData(dynamic value) {}
+}

test/features/web/mall_bridge_state_test.dart

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+import 'package:flutter_test/flutter_test.dart';
+import 'package:jinzhi_flutter_app/features/web/application/mall_bridge_state.dart';
+
+void main() {
+  test('updates state and forwards tab interactions before ready', () async {
+    final bridge = MallBridgeController.instance;
+    bridge.detach();
+    addTearDown(bridge.detach);
+    MallBridgeTab? activated;
+    bool? reselected;
+    var backCalls = 0;
+    bridge.attach(
+      activateTab: (tab, reselect) async {
+        activated = tab;
+        reselected = reselect;
+      },
+      goBack: () async => backCalls++,
+    );
+
+    await bridge.activate(MallBridgeTab.orders);
+    expect(activated, MallBridgeTab.orders);
+    expect(bridge.state.value.activeTab, MallBridgeTab.orders);
+
+    bridge.update(const {
+      'ready': true,
+      'activeTab': 'orders',
+      'canGoBack': true,
+    });
+    await bridge.activate(MallBridgeTab.orders, reselect: true);
+    await bridge.goBack();
+
+    expect(bridge.state.value.activeTab, MallBridgeTab.orders);
+    expect(bridge.state.value.canGoBack, isTrue);
+    expect(activated, MallBridgeTab.orders);
+    expect(reselected, isTrue);
+    expect(backCalls, 1);
+  });
+
+  test('accepts numeric and string booleans from H5', () {
+    final bridge = MallBridgeController.instance;
+    bridge.detach();
+    addTearDown(bridge.detach);
+
+    bridge.update(const {
+      'ready': 1,
+      'activeTab': 'market',
+      'canGoBack': 'true',
+    });
+
+    expect(bridge.state.value.ready, isTrue);
+    expect(bridge.state.value.activeTab, MallBridgeTab.market);
+    expect(bridge.state.value.canGoBack, isTrue);
+  });
+}

test/features/web/mall_web_host_controller_test.dart

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+import 'package:flutter_test/flutter_test.dart';
+import 'package:jinzhi_flutter_app/features/web/application/mall_web_host_controller.dart';
+
+void main() {
+  final host = MallWebHostController.instance;
+
+  setUp(() async => host.clear());
+  tearDown(() async => host.clear());
+
+  test('opens and dismisses the resident full-screen mall host', () {
+    final uri = Uri.parse('https://mall.example.com/?isNight=0');
+
+    host.open(uri);
+    expect(host.state.value.url, uri.toString());
+    expect(host.state.value.visible, isTrue);
+
+    host.dismiss();
+    expect(host.state.value.url, uri.toString());
+    expect(host.state.value.visible, isFalse);
+  });
+
+  test('cache identity ignores attribution but includes theme', () {
+    const first =
+        'https://mall.example.com/path?isNight=0&click_id=a&tracking_id=t1';
+    const second =
+        'https://mall.example.com/path?isNight=0&click_id=b&tracking_id=t2';
+    const dark = 'https://mall.example.com/path?isNight=1&click_id=b';
+
+    expect(
+      MallWebHostController.cacheKeyFor(first),
+      MallWebHostController.cacheKeyFor(second),
+    );
+    expect(
+      MallWebHostController.cacheKeyFor(first),
+      isNot(MallWebHostController.cacheKeyFor(dark)),
+    );
+  });
+
+  test('defers a changed preload while the mall is visible', () {
+    final active = Uri.parse('https://mall.example.com/?isNight=0');
+    final refreshed = Uri.parse('https://mall.example.com/?isNight=1');
+
+    host.open(active);
+    host.preload(refreshed);
+    expect(host.state.value.url, active.toString());
+    expect(host.state.value.visible, isTrue);
+
+    host.dismiss();
+    expect(host.state.value.url, refreshed.toString());
+    expect(host.state.value.visible, isFalse);
+  });
+
+  test('themed URL replaces a stale isNight value', () {
+    final uri = MallWebHostController.uriForTheme(
+      Uri.parse('https://mall.example.com/?from=jinzhi&isNight=1'),
+      isDark: false,
+    );
+
+    expect(uri.queryParameters['from'], 'jinzhi');
+    expect(uri.queryParameters['isNight'], '0');
+  });
+}

test/features/web/mall_web_host_test.dart

@@ -0,0 +1,62 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:jinzhi_flutter_app/features/web/presentation/mall_web_host.dart';
+
+void main() {
+  test('loading only covers the WebView before its first page', () {
+    expect(
+      shouldShowMallLoading(
+        hasError: false,
+        hasDisplayedPage: false,
+        progress: 0,
+      ),
+      isTrue,
+    );
+    expect(
+      shouldShowMallLoading(
+        hasError: false,
+        hasDisplayedPage: true,
+        progress: 0,
+      ),
+      isFalse,
+    );
+    expect(
+      shouldShowMallLoading(
+        hasError: true,
+        hasDisplayedPage: false,
+        progress: 0,
+      ),
+      isFalse,
+    );
+  });
+
+  test('only Android Qiyu pages reserve keyboard space for the WebView', () {
+    expect(
+      qiyuWebViewBottomInset(
+        isShowingQiyuPage: true,
+        platform: TargetPlatform.android,
+        keyboardInset: 336,
+        isWeb: false,
+      ),
+      336,
+    );
+    expect(
+      qiyuWebViewBottomInset(
+        isShowingQiyuPage: false,
+        platform: TargetPlatform.android,
+        keyboardInset: 336,
+        isWeb: false,
+      ),
+      0,
+    );
+    expect(
+      qiyuWebViewBottomInset(
+        isShowingQiyuPage: true,
+        platform: TargetPlatform.iOS,
+        keyboardInset: 336,
+        isWeb: false,
+      ),
+      0,
+    );
+  });
+}

test/features/web/web_back_navigation_test.dart

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+import 'package:flutter_test/flutter_test.dart';
+import 'package:jinzhi_flutter_app/features/web/application/web_back_navigation.dart';
+
+void main() {
+  test('uses browser history only when it exists', () async {
+    var wentBack = false;
+    expect(
+      await tryGoBackInWebHistory(
+        canGoBack: () async => false,
+        goBack: () async => wentBack = true,
+      ),
+      isFalse,
+    );
+    expect(wentBack, isFalse);
+  });
+
+  test('recognizes DSBridge JavaScript boolean results', () async {
+    expect(
+      await tryGoBackUsingVisibleWebControl(
+        runJavaScriptReturningResult: (_) async => 'true',
+      ),
+      isTrue,
+    );
+  });
+}

test/features/web/web_navigation_policy_test.dart

@@ -0,0 +1,32 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:jinzhi_flutter_app/features/web/application/web_navigation_policy.dart';
+
+void main() {
+  test('external handoff matches the resident mall policy', () {
+    expect(
+      shouldOpenWebUrlExternally('https://example.com/download?out=1'),
+      isTrue,
+    );
+    expect(shouldOpenWebUrlExternally('https://example.com/order/1'), isFalse);
+    expect(shouldOpenWebUrlExternally('tel:4000450268'), isTrue);
+  });
+
+  test('telephone handoff removes H5 parameters', () {
+    expect(
+      sanitizeSystemCommunicationUri(Uri.parse('tel:4000450268?out=1')),
+      Uri.parse('tel:4000450268'),
+    );
+    expect(
+      sanitizeSystemCommunicationUri(
+        Uri.parse('tel:4000450268&campaign=mall&out=1'),
+      ),
+      Uri.parse('tel:4000450268'),
+    );
+  });
+
+  test('trusts only exact Qiyu domains and subdomains', () {
+    expect(isTrustedQiyuUrl('https://qiyukf.com/client'), isTrue);
+    expect(isTrustedQiyuUrl('https://service.qiyukf.cn/client'), isTrue);
+    expect(isTrustedQiyuUrl('https://qiyukf.com.evil.example/client'), isFalse);
+  });
+}