// 功能描述：验证一级页面保留入口、游客数据边界、筛选及刷新错误恢复。
// 版本：1.0.0
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter_test/flutter_test.dart';
import 'package:go_router/go_router.dart';
import 'package:user_app/domain/models/client_models.dart';
import 'package:user_app/domain/models/order_summary.dart';
import 'package:user_app/ui/features/home/home_page.dart';
import 'package:user_app/ui/features/shop/shop_page.dart';
import 'package:user_app/ui/core/async_content.dart';
import 'package:user_app/ui/core/text_entry_dialog.dart';
import '../support/a1_fixture.dart';

void main() {
  testWidgets('刷新失败保留上次数据，较迟的旧请求不覆盖新数据', (tester) async {
    final key = GlobalKey<AsyncContentState<String>>();
    final pending = <Completer<String>>[];
    await tester.pumpWidget(
      MaterialApp(
        home: Scaffold(
          body: AsyncContent<String>(
            key: key,
            load: () {
              final c = Completer<String>();
              pending.add(c);
              return c.future;
            },
            builder: (_, value) => ListView(children: [Text(value)]),
          ),
        ),
      ),
    );
    pending[0].complete('初始数据');
    await tester.pumpAndSettle();
    final first = key.currentState!.refresh();
    final second = key.currentState!.refresh();
    pending[2].complete('最新数据');
    await second;
    await tester.pump();
    pending[1].complete('旧请求结果');
    await first;
    await tester.pump();
    expect(find.text('最新数据'), findsOneWidget);
    expect(find.text('旧请求结果'), findsNothing);
    final failure = key.currentState!.refresh();
    pending[3].completeError(Exception('offline'));
    await failure;
    await tester.pumpAndSettle();
    expect(find.text('最新数据'), findsOneWidget);
    expect(find.textContaining('刷新失败，当前显示上次数据'), findsOneWidget);
  });
  testWidgets('输入弹窗关闭动画期间控制器有效，空值阻止提交', (tester) async {
    String? result;
    await tester.pumpWidget(
      MaterialApp(
        home: Builder(
          builder: (context) => Scaffold(
            body: TextButton(
              onPressed: () async {
                result = await showDialog<String>(
                  context: context,
                  builder: (_) => const TextEntryDialog(title: '新增地址', label: '详细地址', action: '保存'),
                );
              },
              child: const Text('打开'),
            ),
          ),
        ),
      ),
    );
    await tester.tap(find.text('打开'));
    await tester.pumpAndSettle();
    await tester.tap(find.text('保存'));
    await tester.pump();
    expect(find.text('请填写详细地址'), findsOneWidget);
    await tester.enterText(find.byType(TextField), '测试地址');
    await tester.tap(find.text('保存'));
    await tester.pump();
    await tester.pumpAndSettle();
    expect(result, '测试地址');
    expect(tester.takeException(), isNull);
  });
  testWidgets('游客首页不读取个人归属并保留设备入口', (tester) async {
    final source = A1FixtureRepository();
    await tester.pumpWidget(MaterialApp(home: HomePage(repository: source, authenticated: false)));
    await tester.pumpAndSettle();
    expect(source.relationCalls, 0);
    await tester.ensureVisible(find.text('扫码添加'));
    await tester.tap(find.text('扫码添加'));
    await tester.pumpAndSettle();
    expect(find.textContaining('该功能暂未开放'), findsOneWidget);
    expect(find.text('85%'), findsNothing);
  });
  testWidgets('首页真实入口可进入设备页且未接入入口明确提示', (tester) async {
    final source = A1FixtureRepository();
    final router = GoRouter(
      initialLocation: '/home',
      routes: [
        GoRoute(
          path: '/home',
          builder: (_, _) => HomePage(repository: source),
        ),
        GoRoute(
          path: '/devices',
          builder: (_, _) => const Scaffold(body: Text('设备页已打开')),
        ),
      ],
    );
    addTearDown(router.dispose);
    await tester.pumpWidget(MaterialApp.router(routerConfig: router));
    await tester.pumpAndSettle();
    expect(find.text('查看设备状态与告警记录'), findsOneWidget);
    expect(find.text('查看气瓶使用与检测信息'), findsOneWidget);
    await tester.tap(find.text('查看详情'));
    await tester.pumpAndSettle();
    expect(find.text('设备页已打开'), findsOneWidget);
  });
  testWidgets('首次加载失败可重试恢复真实内容', (tester) async {
    final source = A1FixtureRepository()..fail = true;
    await tester.pumpWidget(MaterialApp(home: HomePage(repository: source)));
    await tester.pumpAndSettle();
    expect(find.text('加载失败'), findsOneWidget);
    source.fail = false;
    await tester.tap(find.text('重新加载'));
    await tester.pumpAndSettle();
    expect(find.text('当前服务归属'), findsOneWidget);
  });
  testWidgets('商城搜索与分类联动并显示空结果', (tester) async {
    await tester.pumpWidget(MaterialApp(home: ShopPage(repository: A1FixtureRepository())));
    await tester.pumpAndSettle();
    await tester.enterText(find.byType(TextField), '报警');
    await tester.pumpAndSettle();
    expect(find.text('燃气报警器'), findsOneWidget);
    expect(find.text('15kg家用液化气'), findsNothing);
    await tester.enterText(find.byType(TextField), '不存在');
    await tester.pumpAndSettle();
    expect(find.textContaining('暂无符合条件'), findsOneWidget);
  });
  test('旧响应缺少 allowed_actions 时不从状态码推测权限', () {
    final order = OrderSummary.fromRecord(
      const ClientRecord(identity: 'o', title: '', subtitle: '', status: 16, raw: {}),
    );
    expect(order.actions, isEmpty);
    expect(order.amount, isNull);
  });
}