// account_desktop_nav_test.dart — 复现 Windows/桌面账户页子导航点击是否切 navView。
//
// 用 debugDefaultTargetPlatformOverride=windows + 宽 surface 让 context.formFactor==desktop，
// 渲染 DesktopShell 账户页，点每个 _NavRow，断言 navViewProvider 切到对应子视图。
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:pangolin_vpn/bridge/vpn_bridge_mock.dart';
import 'package:pangolin_vpn/bridge/vpn_bridge_provider.dart';
import 'package:pangolin_vpn/l10n/app_text.dart';
import 'package:pangolin_vpn/l10n/strings_zh.dart';
import 'package:pangolin_vpn/pangolin_theme.dart';
import 'package:pangolin_vpn/screens/account_page.dart';
import 'package:pangolin_vpn/services/token_store.dart';
import 'package:pangolin_vpn/shell/desktop_shell.dart';
import 'package:pangolin_vpn/shell/home_shell.dart';
import 'package:pangolin_vpn/state/app_providers.dart';
import 'package:pangolin_vpn/state/auth_provider.dart';
import 'package:pangolin_vpn/state/navigation_provider.dart';

import '../helpers/harness.dart';

final AppText t = StringsZh();

class _NullTokenStore implements TokenStore {
  const _NullTokenStore();
  @override
  Future<void> saveTokens({required String access, required String refresh}) async {}
  @override
  Future<String?> loadAccessToken() async => null;
  @override
  Future<String?> loadRefreshToken() async => null;
  @override
  Future<void> clear() async {}
  @override
  Future<void> markOnboarded() async {}
  @override
  Future<bool> isOnboarded() async => true;
  @override
  Future<void> saveLastEmail(String email) async {}
  @override
  Future<String?> loadLastEmail() async => null;
}

/// 在桌面态渲染 DesktopShell（起始 account 视图），点账户卡里 [label] 那一行，
/// 返回点击后的 navViewProvider 值。
Future<NavView> _tapRow(WidgetTester tester, String label) async {
  debugDefaultTargetPlatformOverride = TargetPlatform.windows;
  tester.view.physicalSize = const Size(920, 1400);
  tester.view.devicePixelRatio = 1.0;
  addTearDown(tester.view.resetPhysicalSize);
  addTearDown(tester.view.resetDevicePixelRatio);
  try {
    await tester.pumpWidget(ProviderScope(
      overrides: [
        tokenStoreProvider.overrideWithValue(const _NullTokenStore()),
        vpnBridgeProvider.overrideWithValue(VpnBridgeMock()),
        appTextProvider.overrideWithValue(t),
        navViewProvider.overrideWith((ref) => NavView.account),
      ],
      child: MaterialApp(
        debugShowCheckedModeBanner: false,
        theme: PangolinTheme.light,
        home: const HomeShell(),
      ),
    ));
    await tester.pumpAndSettle();

    expect(find.byType(DesktopShell), findsOneWidget);
    expect(find.byType(AccountPage), findsOneWidget);

    // 侧栏与账户卡可能共享同一文案（设置/联系我们），故限定在 AccountPage 内。
    final row = find.descendant(of: find.byType(AccountPage), matching: find.text(label));
    expect(row, findsOneWidget, reason: '账户卡里应有且仅有一行「$label」');

    final container = ProviderScope.containerOf(tester.element(find.byType(HomeShell)));
    expect(container.read(navViewProvider), NavView.account);

    await tester.tap(row);
    await tester.pump();
    return container.read(navViewProvider);
  } finally {
    debugDefaultTargetPlatformOverride = null;
  }
}

void main() {
  setUpAll(disableGoogleFontsFetching);

  // 注:设置/联系已从桌面态账户卡移除(IA 重构后仅 mobile/tablet 在账户页下钻,
  // 桌面走侧栏 NavSidebar 的 t.settingsTitle/t.contactTitle 入口,非本文件覆盖范围)。
  testWidgets('desktop account -> redeem', (tester) async {
    expect(await _tapRow(tester, t.redeemEntry), NavView.redeem);
  });
  testWidgets('desktop account -> orders', (tester) async {
    expect(await _tapRow(tester, t.ordersTitle), NavView.orders);
  });
  testWidgets('desktop account -> devices', (tester) async {
    expect(await _tapRow(tester, t.myDevices), NavView.devices);
  });
  testWidgets('desktop account -> invite', (tester) async {
    expect(await _tapRow(tester, t.inviteEntry), NavView.invite);
  });
}