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

/**
 * UJ: 用户旅程 E2E 测试
 *
 * 覆盖范围：
 * UJ-01: 潜在客户从首页到联系表单的完整旅程
 * UJ-02: 行业客户浏览解决方案到产品的旅程
 */

test.setTimeout(90000);

// ==================== 辅助函数 ====================

/**
 * 关闭 Cookie 同意横幅（如果存在）
 */
async function closeCookieBanner(page: Page) {
  const acceptAllButton = page.locator('button:has-text("接受所有")').first();
  if (await acceptAllButton.count() > 0 && await acceptAllButton.isVisible()) {
    await acceptAllButton.click();
    await page.waitForTimeout(500);
  }
}

/**
 * 从桌面主导航的产品下拉菜单中导航到指定链接
 */
async function navigateFromProductDropdown(page: Page, linkText: string) {
  const desktopNav = page.locator('[data-testid="desktop-navigation"]').first();
  const productDropdown = desktopNav.locator('button:has-text("产品")').first();
  await expect(productDropdown).toBeVisible({ timeout: 5000 });
  await productDropdown.hover();
  await page.waitForTimeout(300);

  const targetLink = desktopNav.locator(`a:has-text("${linkText}")`).first();
  await expect(targetLink).toBeVisible({ timeout: 5000 });
  // 鼠标悬停在链接上，防止下拉菜单因 mouseleave 关闭
  await targetLink.hover();
  await page.waitForTimeout(200);
  await targetLink.click();
}

// ==================== UJ-01: 潜在客户从首页到联系表单的完整旅程 ====================
test.describe('UJ-01: 潜在客户从首页到联系表单的完整旅程', () => {
  test('@journey @regression 访客从首页浏览产品并提交联系表单', async ({ page }) => {
    // === Step 1: 访问首页，验证 Hero 区域 ===
    await page.goto('/', { waitUntil: 'domcontentloaded', timeout: 30000 });
    await page.waitForTimeout(2500);
    await closeCookieBanner(page);

    // 验证 Hero 区域可见
    const heroTitle = page.locator('h1').first();
    await expect(heroTitle).toBeVisible({ timeout: 15000 });
    const titleText = await heroTitle.textContent();
    expect(titleText).toBeTruthy();
    expect(titleText!.length).toBeGreaterThan(0);

    // 验证 Hero 描述段落可见
    const heroDescription = page.locator('main p').first();
    await expect(heroDescription).toBeVisible();

    // === Step 2: 通过导航下拉菜单进入产品页面 ===
    await navigateFromProductDropdown(page, '查看全部产品');

    // === Step 3: 验证产品页面加载成功 ===
    await page.waitForURL(/\/products/, { timeout: 10000 });
    await expect(page).toHaveURL(/\/products/);
    await page.waitForTimeout(2000);

    // 验证产品页面有标题
    const productsTitle = page.locator('h1, h2').first();
    await expect(productsTitle).toBeVisible();
    const productsTitleText = await productsTitle.textContent();
    expect(productsTitleText).toContain('产品');

    // 验证产品卡片存在
    const productLinks = page.locator('a[href*="/products/"]:not([href$="/products"])');
    const linkCount = await productLinks.count();
    expect(linkCount).toBeGreaterThan(0);

    // === Step 4: 点击产品进入详情页 ===
    const firstProductLink = productLinks.first();
    await firstProductLink.click();

    await page.waitForURL(/\/products\/.+/, { timeout: 10000 });
    await expect(page).toHaveURL(/\/products\/.+/);
    await page.waitForTimeout(2000);

    // === Step 5: 验证产品详情页的四层叙事结构 ===
    // L1 Hero: 产品标题可见
    const detailTitle = page.locator('h1').first();
    await expect(detailTitle).toBeVisible({ timeout: 10000 });
    const detailTitleText = await detailTitle.textContent();
    expect(detailTitleText).toBeTruthy();
    expect(detailTitleText!.length).toBeGreaterThan(0);

    // L2 Value: 产品详情页应包含核心功能或产品价值区域
    const mainContent = page.locator('main').first();
    await expect(mainContent).toBeVisible();
    const mainText = await mainContent.textContent();
    expect(mainText!.length).toBeGreaterThan(200);

    // 验证功能/价值相关内容存在（核心功能或产品价值标签）
    const valueIndicators = ['核心功能', '产品价值', '实施流程'];
    let hasValueSection = false;
    for (const indicator of valueIndicators) {
      if (mainText!.includes(indicator)) {
        hasValueSection = true;
        break;
      }
    }
    expect(hasValueSection).toBe(true);

    // L3 Trust: 验证信任相关内容（客户案例或资质认证）
    const trustIndicators = ['客户案例', '资质认证', '可衡量的成果'];
    let hasTrustSection = false;
    for (const indicator of trustIndicators) {
      if (mainText!.includes(indicator)) {
        hasTrustSection = true;
        break;
      }
    }
    expect(hasTrustSection).toBe(true);

    // L4 CTA: 验证 CTA 区域存在（包含"预约演示"或"开始使用"链接）
    const ctaLink = page.locator('a[href="/contact"]').first();
    await expect(ctaLink).toBeVisible();

    // === Step 6: 导航到联系页面 ===
    await page.goto('/contact', { waitUntil: 'domcontentloaded', timeout: 30000 });
    await page.waitForTimeout(2500);

    // === Step 7: 填写联系表单 ===
    // 验证表单字段可见
    const nameInput = page.locator('[data-testid="name-input"]').first();
    await expect(nameInput).toBeVisible({ timeout: 5000 });

    await page.locator('[data-testid="name-input"]').fill('潜在客户');
    await page.locator('[data-testid="phone-input"]').fill('13912345678');
    await page.locator('[data-testid="email-input"]').fill('prospect@example.com');
    await page.locator('[data-testid="subject-input"]').fill('产品咨询 - ERP 管理系统');
    await page.locator('[data-testid="message-input"]').fill('您好，我在浏览了贵司的 ERP 产品后非常感兴趣，希望进一步了解产品功能和实施细节，请安排专人联系。');

    // === Step 8: 拦截 API 并提交表单 ===
    let routeHit = false;
    await page.route('/api/contact', async (route) => {
      routeHit = true;
      await route.fulfill({
        status: 200,
        contentType: 'application/json',
        body: JSON.stringify({ success: true, message: '发送成功' }),
      });
    });

    const submitButton = page.locator('[data-testid="submit-button"]').first();
    await submitButton.scrollIntoViewIfNeeded();
    await page.waitForTimeout(300);

    // 隐藏可能覆盖底部元素的固定返回顶部按钮
    await page.evaluate(() => {
      const backToTop = document.querySelector('[aria-label="返回顶部"]') as HTMLElement | null;
      if (backToTop) backToTop.style.display = 'none';
    });

    // 使用原生 DOM click() 触发提交
    await page.evaluate(() => {
      const btn = document.querySelector('[data-testid="submit-button"]') as HTMLButtonElement | null;
      btn?.click();
    });

    // === Step 9: 验证成功消息 ===
    await page.waitForTimeout(2000);

    console.log('UJ-01 route hit:', routeHit);

    // 验证成功提示存在
    const bodyText = await page.locator('body').textContent();
    const hasSuccessIndicator =
      bodyText!.includes('消息已发送') ||
      bodyText!.includes('感谢') ||
      bodyText!.includes('发送成功') ||
      bodyText!.includes('提交成功');
    expect(hasSuccessIndicator).toBe(true);
  });
});

// ==================== UJ-02: 行业客户浏览解决方案到产品的旅程 ====================
test.describe('UJ-02: 行业客户浏览解决方案到产品的旅程', () => {
  test('@journey @regression 客户从解决方案浏览到产品详情', async ({ page }) => {
    // === Step 1: 访问首页 ===
    await page.goto('/', { waitUntil: 'domcontentloaded', timeout: 30000 });
    await page.waitForTimeout(2000);
    await closeCookieBanner(page);

    // 验证首页加载成功
    const heroTitle = page.locator('h1').first();
    await expect(heroTitle).toBeVisible({ timeout: 10000 });

    // === Step 2: 导航到解决方案页面 ===
    // 通过桌面导航的解决方案下拉菜单
    const desktopNav = page.locator('[data-testid="desktop-navigation"]').first();
    const solutionsDropdown = desktopNav.locator('button:has-text("解决方案")').first();
    await expect(solutionsDropdown).toBeVisible({ timeout: 5000 });
    await solutionsDropdown.hover();
    await page.waitForTimeout(300);

    const viewAllSolutions = desktopNav.locator('a:has-text("查看全部解决方案")').first();
    await expect(viewAllSolutions).toBeVisible({ timeout: 5000 });
    await viewAllSolutions.hover();
    await page.waitForTimeout(200);
    await viewAllSolutions.click();

    await page.waitForURL(/\/solutions/, { timeout: 10000 });
    await expect(page).toHaveURL(/\/solutions/);
    await page.waitForTimeout(2000);

    // 验证解决方案页面加载成功
    const solutionsTitle = page.locator('h1, h2').first();
    await expect(solutionsTitle).toBeVisible();

    // === Step 3: 点击一个解决方案 ===
    const solutionLinks = page.locator('a[href*="/solutions/"]:not([href$="/solutions"])');
    const solutionLinkCount = await solutionLinks.count();
    expect(solutionLinkCount).toBeGreaterThan(0);

    const firstSolutionLink = solutionLinks.first();
    const solutionHref = await firstSolutionLink.getAttribute('href');
    console.log('UJ-02 clicking solution link:', solutionHref);
    await firstSolutionLink.click();

    await page.waitForURL(/\/solutions\/.+/, { timeout: 10000 });
    await expect(page).toHaveURL(/\/solutions\/.+/);
    await page.waitForTimeout(2000);

    // === Step 4: 验证解决方案详情页 ===
    const solutionDetailTitle = page.locator('h1').first();
    await expect(solutionDetailTitle).toBeVisible({ timeout: 10000 });
    const solutionDetailText = await solutionDetailTitle.textContent();
    expect(solutionDetailText).toBeTruthy();
    expect(solutionDetailText!.length).toBeGreaterThan(0);

    // 验证解决方案详情页包含核心内容区域
    const solutionMain = page.locator('main').first();
    await expect(solutionMain).toBeVisible();
    const solutionMainText = await solutionMain.textContent();
    expect(solutionMainText!.length).toBeGreaterThan(200);

    // 验证包含行业痛点/解决方案/价值主张区域
    const solutionSections = ['行业痛点', '解决方案', 'Value Proposition'];
    let hasSolutionSection = false;
    for (const section of solutionSections) {
      if (solutionMainText!.includes(section)) {
        hasSolutionSection = true;
        break;
      }
    }
    expect(hasSolutionSection).toBe(true);

    // === Step 5: 通过"查看产品"链接进入产品页面 ===
    // 解决方案详情页的 Hero 区有"查看产品"链接
    const viewProductsLink = page.locator('a[href="/products"]').first();
    await expect(viewProductsLink).toBeVisible({ timeout: 5000 });
    await viewProductsLink.click();

    await page.waitForURL(/\/products/, { timeout: 10000 });
    await expect(page).toHaveURL(/\/products/);
    await page.waitForTimeout(2000);

    // 验证产品页面加载成功
    const productsPageTitle = page.locator('h1, h2').first();
    await expect(productsPageTitle).toBeVisible();

    // === Step 6: 点击产品进入详情页 ===
    const productDetailLinks = page.locator('a[href*="/products/"]:not([href$="/products"])');
    const productDetailLinkCount = await productDetailLinks.count();
    expect(productDetailLinkCount).toBeGreaterThan(0);

    const firstProductDetailLink = productDetailLinks.first();
    const productHref = await firstProductDetailLink.getAttribute('href');
    console.log('UJ-02 clicking product link:', productHref);
    await firstProductDetailLink.click();

    await page.waitForURL(/\/products\/.+/, { timeout: 10000 });
    await expect(page).toHaveURL(/\/products\/.+/);
    await page.waitForTimeout(2000);

    // 验证产品详情页
    const productDetailTitle = page.locator('h1').first();
    await expect(productDetailTitle).toBeVisible({ timeout: 10000 });
    const productDetailTitleText = await productDetailTitle.textContent();
    expect(productDetailTitleText).toBeTruthy();
    expect(productDetailTitleText!.length).toBeGreaterThan(0);

    // 验证产品详情页包含完整内容
    const productDetailMain = page.locator('main').first();
    const productDetailText = await productDetailMain.textContent();
    expect(productDetailText!.length).toBeGreaterThan(200);

    // 验证存在 CTA 链接
    const contactLink = page.locator('a[href="/contact"]').first();
    await expect(contactLink).toBeVisible();
  });
});