import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:jiu_client/core/auth/auth_state.dart';
import 'package:jiu_client/core/utils/clock.dart';
import 'package:jiu_client/models/user.dart';
import 'package:jiu_client/providers/user_provider.dart';
import 'package:jiu_client/screens/settings/users_screen.dart';

import '../support/golden_harness.dart';
import '../support/shell_harness.dart';

/// design-distill 阶段4：用户管理独立页 golden × 三主题（回归闸 + 保真基准）。
/// 数据照抄原型 screens/users.html 的 USERS（5 人，四级角色），
/// 相对时间（今天/昨天）用可注入时钟 appClock 冻结在 2026-07-13 09:30：
///   node tools/fidelity.mjs users
/// 更新基准：flutter test --update-goldens test/golden/users_golden_test.dart

// 原型 USERS 5 行；最近登录 今天09:12 / 今天08:50 / 昨天18:40 / 06-19 / 06-10
const _users = [
  AppUser(
      id: 1,
      username: 'wang',
      realName: '王经理',
      role: 'superadmin',
      isActive: true,
      lastLoginAt: '2026-07-13T09:12:00'),
  AppUser(
      id: 2,
      username: 'zhang',
      realName: '张主管',
      role: 'admin',
      isActive: true,
      lastLoginAt: '2026-07-13T08:50:00'),
  AppUser(
      id: 3,
      username: 'li',
      realName: '李采购',
      role: 'operator',
      isActive: true,
      lastLoginAt: '2026-07-12T18:40:00'),
  AppUser(
      id: 4,
      username: 'zhao',
      realName: '赵会计',
      role: 'readonly',
      isActive: true,
      lastLoginAt: '2026-06-19T10:05:00'),
  AppUser(
      id: 5,
      username: 'qian',
      realName: '钱仓管',
      role: 'operator',
      isActive: false,
      lastLoginAt: '2026-06-10T14:22:00'),
];

class _FakeUserList extends UserListNotifier {
  @override
  Future<List<AppUser>> build() async => _users;
  @override
  Future<void> reload() async {}
}

List<Override> _overrides() => [
      userListProvider.overrideWith(() => _FakeUserList()),
      isReadonlyProvider.overrideWithValue(false),
    ];

void main() {
  TestWidgetsFlutterBinding.ensureInitialized();
  SharedPreferences.setMockInitialValues({});
  // 冻结相对日期基准（与外壳状态栏同一时刻）
  appClock = () => DateTime(2026, 7, 13, 9, 30, 15);

  // 桌面：外壳挂载（users 页在原型中同样高亮「系统设置」导航 → 挂 /settings 分支）
  shellGoldenAcrossThemes(
    'users 整框(桌面)',
    path: '/settings',
    screen: (_) => const UsersScreen(),
    goldenPrefix: 'users',
    overrides: _overrides,
    logical: const Size(1280, 900),
  );

  // 移动：窄屏卡片流
  goldenAcrossThemes(
    'users 整屏(移动)',
    goldenPrefix: 'users_mobile',
    child: () => const Scaffold(body: UsersScreen()),
    overrides: _overrides,
    logical: const Size(390, 1400),
  );
}