import { hilog } from '@kit.PerformanceAnalysisKit';
import { WidgetDataManager } from './WidgetDataManager';
import { WidgetData, WidgetSize, WidgetTheme } from './WidgetTypes';

const TAG = 'WidgetDataManagerTest';

/**
 * 卡片数据管理器测试类
 * 用于验证数据模型和管理器的功能
 */
export class WidgetDataManagerTest {
  private dataManager: WidgetDataManager;

  constructor() {
    this.dataManager = new WidgetDataManager();
  }

  /**
   * 运行所有测试
   */
  async runAllTests(): Promise<boolean> {
    hilog.info(0x0000, TAG, 'Starting WidgetDataManager tests...');
    
    try {
      await this.testInitialData();
      await this.testDataPersistence();
      await this.testCacheOperations();
      await this.testDataFormatting();
      await this.testBatchOperations();
      
      hilog.info(0x0000, TAG, 'All tests passed successfully!');
      return true;
    } catch (error) {
      hilog.error(0x0000, TAG, `Test failed: ${error}`);
      return false;
    }
  }

  /**
   * 测试初始数据
   */
  private async testInitialData(): Promise<void> {
    hilog.info(0x0000, TAG, 'Testing initial data...');
    
    const initialData = this.dataManager.getInitialWidgetData();
    
    // 验证初始数据结构
    if (!initialData.playState || !initialData.currentSong || !initialData.progress) {
      throw new Error('Initial data structure is incomplete');
    }
    
    // 验证默认值
    if (initialData.playState.isPlaying !== false) {
      throw new Error('Initial play state should be false');
    }
    
    if (initialData.currentSong.title !== '暂无播放') {
      throw new Error('Initial song title should be "暂无播放"');
    }
    
    hilog.info(0x0000, TAG, 'Initial data test passed');
  }

  /**
   * 测试数据持久化
   */
  private async testDataPersistence(): Promise<void> {
    hilog.info(0x0000, TAG, 'Testing data persistence...');
    
    const testFormId = 'test_form_001';
    const testData: WidgetData = {
      playState: {
        isPlaying: true,
        isPaused: false,
        isLoading: false
      },
      currentSong: {
        id: 'song_001',
        title: '测试歌曲',
        artist: '测试艺术家',
        album: '测试专辑',
        coverImagePath: '/test/cover.jpg',
        duration: 240
      },
      progress: {
        currentPosition: 60,
        duration: 240,
        percentage: 25,
        currentTimeText: '01:00',
        totalTimeText: '04:00'
      },
      playlist: {
        hasNext: true,
        hasPrevious: false,
        currentIndex: 0,
        totalCount: 10
      },
      config: {
        size: WidgetSize.LARGE,
        theme: WidgetTheme.LIGHT,
        showProgress: true,
        showCover: true
      }
    };
    
    // 保存数据
    await this.dataManager.saveWidgetData(testFormId, testData);
    
    // 读取数据
    const retrievedData = await this.dataManager.getWidgetData(testFormId);
    
    // 验证数据一致性
    if (retrievedData.currentSong.title !== testData.currentSong.title) {
      throw new Error('Data persistence failed: song title mismatch');
    }
    
    if (retrievedData.playState.isPlaying !== testData.playState.isPlaying) {
      throw new Error('Data persistence failed: play state mismatch');
    }
    
    hilog.info(0x0000, TAG, 'Data persistence test passed');
  }

  /**
   * 测试缓存操作
   */
  private async testCacheOperations(): Promise<void> {
    hilog.info(0x0000, TAG, 'Testing cache operations...');
    
    const testFormId = 'test_form_cache';
    const testData = this.dataManager.getInitialWidgetData();
    testData.currentSong.title = '缓存测试歌曲';
    
    // 测试缓存设置和获取
    await this.dataManager.updateWidgetWithCache(testFormId, testData);
    const cachedData = await this.dataManager.getWidgetDataWithCache(testFormId);
    
    if (cachedData.currentSong.title !== testData.currentSong.title) {
      throw new Error('Cache operation failed: data mismatch');
    }
    
    // 测试缓存清理
    this.dataManager.clearWidgetCache(testFormId);
    
    // 获取缓存统计
    const stats = this.dataManager.getCacheStats();
    if (typeof stats.size !== 'number') {
      throw new Error('Cache stats invalid');
    }
    
    hilog.info(0x0000, TAG, 'Cache operations test passed');
  }

  /**
   * 测试数据格式化
   */
  private async testDataFormatting(): Promise<void> {
    hilog.info(0x0000, TAG, 'Testing data formatting...');
    
    const testData: WidgetData = {
      playState: {
        isPlaying: true,
        isPaused: false,
        isLoading: false
      },
      currentSong: {
        id: 'format_test',
        title: '这是一个非常长的歌曲标题用来测试文本截断功能',
        artist: '这是一个非常长的艺术家名称',
        album: '专辑',
        coverImagePath: '',
        duration: 180
      },
      progress: {
        currentPosition: 90,
        duration: 180,
        percentage: 50,
        currentTimeText: '01:30',
        totalTimeText: '03:00'
      },
      playlist: {
        hasNext: true,
        hasPrevious: true,
        currentIndex: 5,
        totalCount: 20
      },
      config: {
        size: WidgetSize.MEDIUM,
        theme: WidgetTheme.AUTO,
        showProgress: true,
        showCover: false
      }
    };
    
    // 这里我们无法直接测试私有方法formatDataForWidget
    // 但可以通过updateWidget间接测试
    const testFormId = 'format_test_form';
    await this.dataManager.saveWidgetData(testFormId, testData);
    
    hilog.info(0x0000, TAG, 'Data formatting test passed');
  }

  /**
   * 测试批量操作
   */
  private async testBatchOperations(): Promise<void> {
    hilog.info(0x0000, TAG, 'Testing batch operations...');
    
    // 创建多个测试卡片
    const testForms = ['batch_001', 'batch_002', 'batch_003'];
    const testData = this.dataManager.getInitialWidgetData();
    testData.currentSong.title = '批量测试歌曲';
    
    // 保存多个卡片数据
    for (const formId of testForms) {
      await this.dataManager.saveWidgetData(formId, testData);
    }
    
    // 测试批量更新
    testData.currentSong.title = '批量更新后的歌曲';
    await this.dataManager.updateAllWidgets(testData);
    
    // 验证更新结果
    for (const formId of testForms) {
      const updatedData = await this.dataManager.getWidgetData(formId);
      if (updatedData.currentSong.title !== testData.currentSong.title) {
        throw new Error(`Batch update failed for form: ${formId}`);
      }
    }
    
    // 清理测试数据
    for (const formId of testForms) {
      await this.dataManager.removeWidgetData(formId);
    }
    
    hilog.info(0x0000, TAG, 'Batch operations test passed');
  }

  /**
   * 创建测试数据
   */
  createTestWidgetData(): WidgetData {
    return {
      playState: {
        isPlaying: true,
        isPaused: false,
        isLoading: false
      },
      currentSong: {
        id: 'test_song_123',
        title: '测试歌曲标题',
        artist: '测试艺术家',
        album: '测试专辑',
        coverImagePath: '/test/path/cover.jpg',
        duration: 300
      },
      progress: {
        currentPosition: 150,
        duration: 300,
        percentage: 50,
        currentTimeText: '02:30',
        totalTimeText: '05:00'
      },
      playlist: {
        hasNext: true,
        hasPrevious: true,
        currentIndex: 2,
        totalCount: 15
      },
      config: {
        size: WidgetSize.LARGE,
        theme: WidgetTheme.DARK,
        showProgress: true,
        showCover: true
      }
    };
  }
}

/**
 * 运行测试的便捷函数
 */
export async function runWidgetDataManagerTests(): Promise<boolean> {
  const tester = new WidgetDataManagerTest();
  return await tester.runAllTests();
}