import { Page, expect } from '@playwright/test';
import { BasePage } from './base-page';
import { SELECTORS, TIMEOUTS } from '../constants';

export class DashboardPage extends BasePage {
  private readonly selectors = {
    dashboardContainer: '.dashboard-container',
    pageTitle: '.page-title',
    statisticsCards: '.statistic-card',
    charts: '.chart-container',
    menuItems: '.ant-menu-item',
    welcomeMessage: '.welcome-message',
    quickActions: '.quick-action'
  };

  constructor(page: Page) {
    super(page);
  }

  async navigate(): Promise<void> {
    testLogger.info('导航到仪表盘页面');
    await super.navigate('/dashboard');
  }

  async waitForLoad(): Promise<void> {
    testLogger.info('等待仪表盘页面加载');
    
    try {
      await this.page.waitForSelector(this.selectors.dashboardContainer, {
        state: 'visible',
        timeout: this.timeout.default
      });
      
      testLogger.info('仪表盘页面加载完成');
    } catch (error) {
      testLogger.error('仪表盘页面加载超时', error as Error);
      await this.screenshotHelper.takeScreenshot('dashboard-load-error');
      throw error;
    }
  }

  async getPageTitle(): Promise<string> {
    testLogger.debug('获取页面标题');
    
    try {
      const titleElement = this.page.locator(this.selectors.pageTitle);
      await titleElement.waitFor({ state: 'visible', timeout: this.timeout.element });
      
      const title = await titleElement.textContent();
      testLogger.debug(`页面标题: ${title}`);
      
      return title || '';
    } catch (error) {
      testLogger.error('获取页面标题失败', error as Error);
      return '';
    }
  }

  async getWelcomeMessage(): Promise<string> {
    testLogger.debug('获取欢迎消息');
    
    try {
      const welcomeElement = this.page.locator(this.selectors.welcomeMessage);
      await welcomeElement.waitFor({ state: 'visible', timeout: this.timeout.element });
      
      const message = await welcomeElement.textContent();
      testLogger.debug(`欢迎消息: ${message}`);
      
      return message || '';
    } catch (error) {
      testLogger.error('获取欢迎消息失败', error as Error);
      return '';
    }
  }

  async getStatisticsCardCount(): Promise<number> {
    testLogger.debug('获取统计卡片数量');
    
    try {
      const cards = this.page.locator(this.selectors.statisticsCards);
      const count = await cards.count();
      
      testLogger.debug(`统计卡片数量: ${count}`);
      
      return count;
    } catch (error) {
      testLogger.error('获取统计卡片数量失败', error as Error);
      return 0;
    }
  }

  async getChartCount(): Promise<number> {
    testLogger.debug('获取图表数量');
    
    try {
      const charts = this.page.locator(this.selectors.charts);
      const count = await charts.count();
      
      testLogger.debug(`图表数量: ${count}`);
      
      return count;
    } catch (error) {
      testLogger.error('获取图表数量失败', error as Error);
      return 0;
    }
  }

  async clickMenuItem(menuName: string): Promise<void> {
    testLogger.info(`点击菜单项: ${menuName}`);
    
    try {
      const menuItem = this.page.locator(this.selectors.menuItems).filter({ hasText: menuName });
      await menuItem.waitFor({ state: 'visible', timeout: this.timeout.element });
      
      await menuItem.click();
      
      testLogger.info(`菜单项点击成功: ${menuName}`);
    } catch (error) {
      testLogger.error(`点击菜单项失败: ${menuName}`, error as Error);
      await this.screenshotHelper.takeScreenshot(`click-menu-${menuName}-error`);
      throw error;
    }
  }

  async clickQuickAction(actionName: string): Promise<void> {
    testLogger.info(`点击快捷操作: ${actionName}`);
    
    try {
      const quickAction = this.page.locator(this.selectors.quickActions).filter({ hasText: actionName });
      await quickAction.waitFor({ state: 'visible', timeout: this.timeout.element });
      
      await quickAction.click();
      
      testLogger.info(`快捷操作点击成功: ${actionName}`);
    } catch (error) {
      testLogger.error(`点击快捷操作失败: ${actionName}`, error as Error);
      await this.screenshotHelper.takeScreenshot(`click-quick-action-${actionName}-error`);
      throw error;
    }
  }

  async isDashboardVisible(): Promise<boolean> {
    testLogger.debug('检查仪表盘是否可见');
    
    try {
      const dashboard = this.page.locator(this.selectors.dashboardContainer);
      const isVisible = await dashboard.isVisible();
      
      testLogger.debug(`仪表盘可见性: ${isVisible}`);
      
      return isVisible;
    } catch (error) {
      testLogger.error('检查仪表盘可见性失败', error as Error);
      return false;
    }
  }

  async waitForStatistics(): Promise<void> {
    testLogger.info('等待统计数据加载');
    
    try {
      await this.page.waitForSelector(this.selectors.statisticsCards, {
        state: 'visible',
        timeout: this.timeout.network
      });
      
      testLogger.info('统计数据加载完成');
    } catch (error) {
      testLogger.error('等待统计数据加载超时', error as Error);
      await this.screenshotHelper.takeScreenshot('statistics-load-error');
      throw error;
    }
  }

  async waitForCharts(): Promise<void> {
    testLogger.info('等待图表加载');
    
    try {
      await this.page.waitForSelector(this.selectors.charts, {
        state: 'visible',
        timeout: this.timeout.network
      });
      
      testLogger.info('图表加载完成');
    } catch (error) {
      testLogger.error('等待图表加载超时', error as Error);
      await this.screenshotHelper.takeScreenshot('charts-load-error');
      throw error;
    }
  }
}