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/models/session.dart';
import 'package:jiu_client/providers/session_provider.dart';
import 'package:jiu_client/screens/devices/device_management_screen.dart';

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

/// design-distill 阶段4：设备管理整屏 golden × 三主题（桌面 + 移动）。
/// 验证在线/离线状态 → StatusPill 随主题换色。
/// 更新基准：flutter test --update-goldens test/golden/device_management_golden_test.dart

List<DeviceSession> _sessions() => [
      DeviceSession(
          id: 1, userId: 1, username: '王经理', realName: '王经理',
          platform: 'macos', platformClass: 'desktop', deviceName: 'MacBook Pro',
          ip: '192.168.1.12', createdAt: DateTime(2026, 6, 20, 9, 12),
          lastSeenAt: DateTime(2026, 6, 25, 12, 50), online: true, isCurrent: true),
      DeviceSession(
          id: 2, userId: 2, username: '李销售', realName: '李销售',
          platform: 'android', platformClass: 'mobile', deviceName: 'Xiaomi 14',
          ip: '192.168.1.23', createdAt: DateTime(2026, 6, 24, 14, 30),
          lastSeenAt: DateTime(2026, 6, 25, 11, 05), online: true, isCurrent: false),
      DeviceSession(
          id: 3, userId: 3, username: '张前台', realName: '张前台',
          platform: 'windows', platformClass: 'desktop', deviceName: 'ThinkPad',
          ip: '192.168.1.31', createdAt: DateTime(2026, 6, 22, 8, 40),
          lastSeenAt: DateTime(2026, 6, 23, 18, 20), online: false, isCurrent: false),
    ];

class _FakeSessionNotifier extends SessionListNotifier {
  @override
  Future<List<DeviceSession>> build() async => _sessions();
  @override
  Future<void> reload() async {}
}

List<Override> _overrides() => [
      sessionListProvider.overrideWith(() => _FakeSessionNotifier()),
    ];

void main() {
  TestWidgetsFlutterBinding.ensureInitialized();
  SharedPreferences.setMockInitialValues({});

  goldenAcrossThemes(
    'device management 整屏(桌面)',
    goldenPrefix: 'device_management',
    child: () => const Scaffold(body: DeviceManagementScreen()),
    overrides: _overrides,
    logical: const Size(1280, 900),
  );

  goldenAcrossThemes(
    'device management 整屏(移动)',
    goldenPrefix: 'device_management_mobile',
    child: () => const Scaffold(body: DeviceManagementScreen()),
    overrides: _overrides,
    logical: const Size(390, 1100),
  );
}