import { test, expect, Page } from '@playwright/test';

const PERFORMANCE_THRESHOLDS = {
  pageLoadTime: 2000,
  firstContentfulPaint: 1000,
  largestContentfulPaint: 1500,
  timeToInteractive: 2000,
  cumulativeLayoutShift: 0.1,
  firstInputDelay: 100,
};

interface PerformanceMetrics {
  pageLoadTime: number;
  firstContentfulPaint: number;
  largestContentfulPaint: number;
  timeToInteractive: number;
  cumulativeLayoutShift: number;
  firstInputDelay: number;
}

async function measurePagePerformance(page: Page, url: string): Promise<PerformanceMetrics> {
  const startTime = Date.now();
  
  await page.goto(url, { waitUntil: 'networkidle' });
  
  const pageLoadTime = Date.now() - startTime;
  
  const metrics = await page.evaluate(() => {
    const navigation = performance.getEntriesByType('navigation')[0] as PerformanceNavigationTiming;
    const paint = performance.getEntriesByType('paint');
    const fcp = paint.find(entry => entry.name === 'first-contentful-paint')?.startTime || 0;
    
    return {
      pageLoadTime: 0,
      firstContentfulPaint: fcp,
      largestContentfulPaint: 0,
      timeToInteractive: navigation.domInteractive - navigation.startTime,
      cumulativeLayoutShift: 0,
      firstInputDelay: 0,
    };
  });
  
  metrics.pageLoadTime = pageLoadTime;
  
  const lcp = await page.evaluate(() => {
    return new Promise<number>((resolve) => {
      if (!('PerformanceObserver' in window)) {
        resolve(0);
        return;
      }
      
      const observer = new PerformanceObserver((list) => {
        const entries = list.getEntries();
        const lastEntry = entries[entries.length - 1];
        resolve(lastEntry.startTime);
      });
      
      observer.observe({ entryTypes: ['largest-contentful-paint'] });
      
      setTimeout(() => {
        observer.disconnect();
        resolve(0);
      }, 5000);
    });
  });
  
  metrics.largestContentfulPaint = lcp;
  
  const cls = await page.evaluate(() => {
    return new Promise<number>((resolve) => {
      if (!('PerformanceObserver' in window)) {
        resolve(0);
        return;
      }
      
      let clsValue = 0;
      const observer = new PerformanceObserver((list) => {
        for (const entry of list.getEntries()) {
          if (!entry.hadRecentInput) {
            clsValue += (entry as any).value;
          }
        }
      });
      
      observer.observe({ entryTypes: ['layout-shift'] });
      
      setTimeout(() => {
        observer.disconnect();
        resolve(clsValue);
      }, 5000);
    });
  });
  
  metrics.cumulativeLayoutShift = cls;
  
  const fid = await page.evaluate(() => {
    return new Promise<number>((resolve) => {
      if (!('PerformanceObserver' in window)) {
        resolve(0);
        return;
      }
      
      const observer = new PerformanceObserver((list) => {
        for (const entry of list.getEntries()) {
          resolve((entry as any).processingStart - entry.startTime);
        }
      });
      
      observer.observe({ entryTypes: ['first-input'] });
      
      setTimeout(() => {
        observer.disconnect();
        resolve(0);
      }, 5000);
    });
  });
  
  metrics.firstInputDelay = fid;
  
  return metrics;
}

test.describe('日历页面加载性能测试', () => {
  test('日历首页加载时间应小于2秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/calendar/index');
    
    console.log('日历首页性能指标:', metrics);
    
    expect(metrics.pageLoadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('日历首页首次内容绘制应小于1秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/calendar/index');
    
    console.log('日历首页FCP:', metrics.firstContentfulPaint);
    
    expect(metrics.firstContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.firstContentfulPaint);
  });
  
  test('日历首页最大内容绘制应小于1.5秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/calendar/index');
    
    console.log('日历首页LCP:', metrics.largestContentfulPaint);
    
    expect(metrics.largestContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.largestContentfulPaint);
  });
  
  test('日历首页可交互时间应小于2秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/calendar/index');
    
    console.log('日历首页TTI:', metrics.timeToInteractive);
    
    expect(metrics.timeToInteractive).toBeLessThan(PERFORMANCE_THRESHOLDS.timeToInteractive);
  });
  
  test('日历首页累积布局偏移应小于0.1', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/calendar/index');
    
    console.log('日历首页CLS:', metrics.cumulativeLayoutShift);
    
    expect(metrics.cumulativeLayoutShift).toBeLessThan(PERFORMANCE_THRESHOLDS.cumulativeLayoutShift);
  });
  
  test('日历详情页加载时间应小于2秒', async ({ page }) => {
    await page.goto('/pages/calendar/index');
    await page.click('.calendar-day[data-date="2026-02-11"]');
    
    const startTime = Date.now();
    await page.waitForURL('**/calendar/detail**');
    const loadTime = Date.now() - startTime;
    
    console.log('日历详情页加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('日历月切换加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/calendar/index');
    await page.waitForSelector('.calendar-container');
    
    const startTime = Date.now();
    await page.click('.calendar-next-month');
    await page.waitForSelector('.calendar-container');
    const loadTime = Date.now() - startTime;
    
    console.log('日历月切换加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('日历年切换加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/calendar/index');
    await page.waitForSelector('.calendar-container');
    
    const startTime = Date.now();
    await page.click('.calendar-year-selector');
    await page.click('.calendar-year-option[data-year="2027"]');
    await page.waitForSelector('.calendar-container');
    const loadTime = Date.now() - startTime;
    
    console.log('日历年切换加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('日历今日跳转加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/calendar/index');
    await page.waitForSelector('.calendar-container');
    
    const startTime = Date.now();
    await page.click('.calendar-today-btn');
    await page.waitForSelector('.calendar-container');
    const loadTime = Date.now() - startTime;
    
    console.log('日历今日跳转加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('日历搜索结果加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/calendar/index');
    await page.waitForSelector('.calendar-container');
    
    await page.fill('.calendar-search-input', '2026-02-14');
    
    const startTime = Date.now();
    await page.click('.calendar-search-btn');
    await page.waitForSelector('.calendar-day[data-date="2026-02-14"]');
    const loadTime = Date.now() - startTime;
    
    console.log('日历搜索结果加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
});

test.describe('黄历页面加载性能测试', () => {
  test('黄历首页加载时间应小于2秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/almanac/index');
    
    console.log('黄历首页性能指标:', metrics);
    
    expect(metrics.pageLoadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('黄历首页首次内容绘制应小于1秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/almanac/index');
    
    console.log('黄历首页FCP:', metrics.firstContentfulPaint);
    
    expect(metrics.firstContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.firstContentfulPaint);
  });
  
  test('黄历首页最大内容绘制应小于1.5秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/almanac/index');
    
    console.log('黄历首页LCP:', metrics.largestContentfulPaint);
    
    expect(metrics.largestContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.largestContentfulPaint);
  });
  
  test('黄历详情页加载时间应小于2秒', async ({ page }) => {
    await page.goto('/pages/almanac/index');
    await page.click('.almanac-day[data-date="2026-02-11"]');
    
    const startTime = Date.now();
    await page.waitForURL('**/almanac/detail**');
    const loadTime = Date.now() - startTime;
    
    console.log('黄历详情页加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('黄历月切换加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/almanac/index');
    await page.waitForSelector('.almanac-container');
    
    const startTime = Date.now();
    await page.click('.almanac-next-month');
    await page.waitForSelector('.almanac-container');
    const loadTime = Date.now() - startTime;
    
    console.log('黄历月切换加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('黄历宜忌筛选加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/almanac/index');
    await page.waitForSelector('.almanac-container');
    
    const startTime = Date.now();
    await page.click('.almanac-filter-btn');
    await page.click('.filter-checkbox[data-value="嫁娶"]');
    await page.click('.filter-confirm-btn');
    await page.waitForSelector('.almanac-container');
    const loadTime = Date.now() - startTime;
    
    console.log('黄历宜忌筛选加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('黄历搜索结果加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/almanac/index');
    await page.waitForSelector('.almanac-container');
    
    await page.fill('.almanac-search-input', '春节');
    
    const startTime = Date.now();
    await page.click('.almanac-search-btn');
    await page.waitForSelector('.almanac-search-result');
    const loadTime = Date.now() - startTime;
    
    console.log('黄历搜索结果加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
});

test.describe('用户页面加载性能测试', () => {
  test('用户首页加载时间应小于2秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/user/index');
    
    console.log('用户首页性能指标:', metrics);
    
    expect(metrics.pageLoadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('用户首页首次内容绘制应小于1秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/user/index');
    
    console.log('用户首页FCP:', metrics.firstContentfulPaint);
    
    expect(metrics.firstContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.firstContentfulPaint);
  });
  
  test('用户首页最大内容绘制应小于1.5秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/user/index');
    
    console.log('用户首页LCP:', metrics.largestContentfulPaint);
    
    expect(metrics.largestContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.largestContentfulPaint);
  });
  
  test('用户设置页加载时间应小于2秒', async ({ page }) => {
    await page.goto('/pages/user/index');
    await page.click('.user-settings-btn');
    
    const startTime = Date.now();
    await page.waitForURL('**/user/settings**');
    const loadTime = Date.now() - startTime;
    
    console.log('用户设置页加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('用户收藏页加载时间应小于2秒', async ({ page }) => {
    await page.goto('/pages/user/index');
    await page.click('.user-favorites-btn');
    
    const startTime = Date.now();
    await page.waitForURL('**/user/favorites**');
    const loadTime = Date.now() - startTime;
    
    console.log('用户收藏页加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('用户历史页加载时间应小于2秒', async ({ page }) => {
    await page.goto('/pages/user/index');
    await page.click('.user-history-btn');
    
    const startTime = Date.now();
    await page.waitForURL('**/user/history**');
    const loadTime = Date.now() - startTime;
    
    console.log('用户历史页加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('用户主题切换加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/user/index');
    await page.waitForSelector('.user-container');
    
    const startTime = Date.now();
    await page.click('.theme-switch-btn');
    await page.waitForSelector('.user-container');
    const loadTime = Date.now() - startTime;
    
    console.log('用户主题切换加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
});

test.describe('搜索页面加载性能测试', () => {
  test('搜索首页加载时间应小于2秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/search/index');
    
    console.log('搜索首页性能指标:', metrics);
    
    expect(metrics.pageLoadTime).toBeLessThan(PERFORMANCE_THRESHOLDS.pageLoadTime);
  });
  
  test('搜索首页首次内容绘制应小于1秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/search/index');
    
    console.log('搜索首页FCP:', metrics.firstContentfulPaint);
    
    expect(metrics.firstContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.firstContentfulPaint);
  });
  
  test('搜索首页最大内容绘制应小于1.5秒', async ({ page }) => {
    const metrics = await measurePagePerformance(page, '/pages/search/index');
    
    console.log('搜索首页LCP:', metrics.largestContentfulPaint);
    
    expect(metrics.largestContentfulPaint).toBeLessThan(PERFORMANCE_THRESHOLDS.largestContentfulPaint);
  });
  
  test('搜索结果加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/search/index');
    await page.waitForSelector('.search-input');
    
    await page.fill('.search-input', '春节');
    
    const startTime = Date.now();
    await page.click('.search-btn');
    await page.waitForSelector('.search-results');
    const loadTime = Date.now() - startTime;
    
    console.log('搜索结果加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('搜索建议加载时间应小于500毫秒', async ({ page }) => {
    await page.goto('/pages/search/index');
    await page.waitForSelector('.search-input');
    
    await page.fill('.search-input', '春');
    
    const startTime = Date.now();
    await page.waitForSelector('.search-suggestions');
    const loadTime = Date.now() - startTime;
    
    console.log('搜索建议加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(500);
  });
  
  test('搜索历史加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/search/index');
    await page.waitForSelector('.search-input');
    
    const startTime = Date.now();
    await page.click('.search-history-btn');
    await page.waitForSelector('.search-history-list');
    const loadTime = Date.now() - startTime;
    
    console.log('搜索历史加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('搜索热门加载时间应小于1秒', async ({ page }) => {
    await page.goto('/pages/search/index');
    await page.waitForSelector('.search-input');
    
    const startTime = Date.now();
    await page.click('.search-hot-btn');
    await page.waitForSelector('.search-hot-list');
    const loadTime = Date.now() - startTime;
    
    console.log('搜索热门加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(1000);
  });
  
  test('搜索分类切换加载时间应小于500毫秒', async ({ page }) => {
    await page.goto('/pages/search/index');
    await page.waitForSelector('.search-input');
    
    await page.fill('.search-input', '春节');
    await page.click('.search-btn');
    await page.waitForSelector('.search-results');
    
    const startTime = Date.now();
    await page.click('.search-category[data-category="almanac"]');
    await page.waitForSelector('.search-results');
    const loadTime = Date.now() - startTime;
    
    console.log('搜索分类切换加载时间:', loadTime);
    
    expect(loadTime).toBeLessThan(500);
  });
});