/**
 * 阅读任务模块 - 三端完整测试
 *
 * 测试范围:
 * - 教师端: 任务创建（含关联绘本）、完成情况、评价功能
 * - 家长端: 任务查看、提交功能、查看评价
 * - 学校端: 只读列表、多维度筛选、任务详情
 */

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

// 测试账号
const TEST_ACCOUNTS = {
  teacher: { username: 'teacher1', password: '123456', name: '李老师' },
  parent: { username: 'parent1', password: '123456', name: '张妈妈' },
  school: { username: 'school1', password: '123456', name: '阳光幼儿园' }
};

// 基础URL
const BASE_URL = 'http://localhost:5173';

// 生成唯一任务标题
const generateTaskTitle = () => `【E2E测试】亲子阅读任务_${Date.now()}`;

/**
 * 登录辅助函数
 */
async function login(page: Page, role: 'teacher' | 'parent' | 'school') {
  const account = TEST_ACCOUNTS[role];
  await page.goto(`${BASE_URL}/login`);
  await page.waitForLoadState('networkidle');

  // 等待页面加载完成
  await page.waitForSelector('.login-card', { timeout: 10000 });

  // 选择角色
  const roleMap: Record<string, string> = {
    teacher: '教师',
    parent: '家长',
    school: '学校'
  };
  const roleBtn = page.locator(`.role-btn:has-text("${roleMap[role]}")`);
  await roleBtn.click();
  await page.waitForTimeout(300);

  // 填写账号
  const accountInput = page.locator('input[placeholder*="账号"]').first();
  await accountInput.clear();
  await accountInput.fill(account.username);

  // 填写密码
  const passwordInput = page.locator('input[placeholder*="密码"]').first();
  await passwordInput.clear();
  await passwordInput.fill(account.password);

  // 点击登录按钮
  const loginBtn = page.locator('button.login-btn, button:has-text("登录")').first();
  await loginBtn.click();

  // 等待跳转
  await page.waitForURL(/\/(teacher|parent|school)/, { timeout: 15000 });

  // 验证登录成功
  await expect(page).toHaveURL(new RegExp(`/${role}`));
}

// ==================== 教师端测试 ====================

test.describe('教师端 - 阅读任务管理', () => {
  let teacherPage: Page;
  const taskTitle = generateTaskTitle();

  test.beforeAll(async ({ browser }) => {
    teacherPage = await browser.newPage();
    await login(teacherPage, 'teacher');
  });

  test.afterAll(async () => {
    await teacherPage.close();
  });

  test('T-LIST-01: 任务列表加载', async () => {
    // 导航到任务列表
    await teacherPage.goto(`${BASE_URL}/teacher/tasks`);
    await teacherPage.waitForLoadState('networkidle');

    // 验证页面标题
    await expect(teacherPage.locator('h2, .ant-page-header-heading-title')).toContainText(/任务/);

    // 验证任务卡片或列表存在
    const taskCards = teacherPage.locator('.ant-card, .task-card, [class*="task-item"]');
    await expect(taskCards.first()).toBeVisible({ timeout: 5000 });

    console.log('✅ T-LIST-01 通过: 任务列表正常加载');
  });

  test('T-CREATE-01~11: 创建任务（含关联绘本字段）', async () => {
    // 点击新建任务按钮
    await teacherPage.goto(`${BASE_URL}/teacher/tasks`);
    await teacherPage.waitForLoadState('networkidle');

    const createBtn = teacherPage.locator('button:has-text("新建"), button:has-text("创建"), .ant-btn-primary:has-text("任务")');
    await createBtn.first().click();

    // 等待弹窗出现
    await teacherPage.waitForSelector('.ant-modal', { timeout: 5000 });

    // 填写任务标题
    await teacherPage.fill('input[placeholder*="标题"], #title', taskTitle);

    // 填写任务描述
    await teacherPage.fill('textarea[placeholder*="描述"], #description', 'E2E自动化测试任务，请勿删除');

    // 选择任务类型
    const typeSelect = teacherPage.locator('.ant-select:has-text("类型"), #type');
    if (await typeSelect.isVisible()) {
      await typeSelect.click();
      await teacherPage.click('.ant-select-dropdown:visible li:has-text("阅读")');
    }

    // 填写关联绘本名称（核心验证点）
    const bookNameInput = teacherPage.locator('input[placeholder*="绘本"], #relatedBookName, input[placeholder*="关联"]');
    if (await bookNameInput.isVisible()) {
      await bookNameInput.fill('好饿的毛毛虫');
      console.log('✅ 关联绘本名称字段存在且可填写');
    } else {
      console.log('❌ 关联绘本名称字段不存在！');
    }

    // 选择目标班级
    const targetSelect = teacherPage.locator('.ant-select:has-text("班级"), .ant-select:has-text("目标")');
    if (await targetSelect.isVisible()) {
      await targetSelect.click();
      await teacherPage.waitForTimeout(300);
      const firstOption = teacherPage.locator('.ant-select-dropdown:visible li').first();
      if (await firstOption.isVisible()) {
        await firstOption.click();
      }
    }

    // 设置时间
    const today = new Date().toISOString().split('T')[0];
    const nextWeek = new Date(Date.now() + 7 * 24 * 60 * 60 * 1000).toISOString().split('T')[0];

    const startDateInput = teacherPage.locator('input[placeholder*="开始"], #startDate');
    if (await startDateInput.isVisible()) {
      await startDateInput.fill(today);
    }

    const endDateInput = teacherPage.locator('input[placeholder*="截止"], input[placeholder*="结束"], #endDate, #dueDate');
    if (await endDateInput.isVisible()) {
      await endDateInput.fill(nextWeek);
    }

    // 点击保存
    await teacherPage.click('.ant-modal button:has-text("保存"), .ant-modal button:has-text("确定")');

    // 等待保存成功
    await teacherPage.waitForTimeout(2000);

    // 验证保存成功
    const successMsg = teacherPage.locator('.ant-message-success, .ant-notification-success');
    const saved = await successMsg.isVisible().catch(() => false);

    if (saved) {
      console.log('✅ T-CREATE 通过: 任务创建成功');
    } else {
      // 检查列表中是否有新任务
      await teacherPage.goto(`${BASE_URL}/teacher/tasks`);
      await teacherPage.waitForLoadState('networkidle');
      const newTask = teacherPage.locator(`text="${taskTitle}"`);
      await expect(newTask).toBeVisible({ timeout: 5000 });
      console.log('✅ T-CREATE 通过: 任务创建成功并在列表显示');
    }
  });
});

// ==================== 学校端只读测试 ====================

test.describe('学校端 - 阅读任务只读查看', () => {
  let schoolPage: Page;

  test.beforeAll(async ({ browser }) => {
    schoolPage = await browser.newPage();
    await login(schoolPage, 'school');
  });

  test.afterAll(async () => {
    await schoolPage.close();
  });

  test('S-READONLY-01~05: 验证只读模式', async () => {
    await schoolPage.goto(`${BASE_URL}/school/reading-tasks`);
    await schoolPage.waitForLoadState('networkidle');

    // 验证没有创建按钮
    const createBtn = schoolPage.locator('button:has-text("新建"), button:has-text("创建任务")');
    const hasCreateBtn = await createBtn.count();
    expect(hasCreateBtn).toBe(0);
    console.log('✅ S-READONLY-01 通过: 无创建按钮');

    // 验证任务卡片没有编辑/删除按钮
    const editBtn = schoolPage.locator('button:has-text("编辑")');
    const hasEditBtn = await editBtn.count();
    expect(hasEditBtn).toBe(0);
    console.log('✅ S-READONLY-02 通过: 无编辑按钮');

    const deleteBtn = schoolPage.locator('button:has-text("删除")');
    const hasDeleteBtn = await deleteBtn.count();
    expect(hasDeleteBtn).toBe(0);
    console.log('✅ S-READONLY-03 通过: 无删除按钮');
  });

  test('S-LIST-01: 任务列表展示', async () => {
    await schoolPage.goto(`${BASE_URL}/school/reading-tasks`);
    await schoolPage.waitForLoadState('networkidle');

    // 验证任务卡片存在
    const taskCards = schoolPage.locator('.ant-card, [class*="task"]');
    const count = await taskCards.count();
    expect(count).toBeGreaterThan(0);
    console.log(`✅ S-LIST-01 通过: 任务列表显示 ${count} 个任务`);
  });

  test('S-FILTER-01: 多维度筛选功能', async () => {
    await schoolPage.goto(`${BASE_URL}/school/reading-tasks`);
    await schoolPage.waitForLoadState('networkidle');

    // 测试关键字搜索
    const searchInput = schoolPage.locator('input[placeholder*="搜索"], input[placeholder*="关键字"]');
    if (await searchInput.isVisible()) {
      await searchInput.fill('阅读');
      await schoolPage.waitForTimeout(500);

      // 验证搜索结果
      const searchResults = schoolPage.locator('.ant-card, [class*="task"]');
      const count = await searchResults.count();
      console.log(`✅ S-FILTER-01: 关键字搜索返回 ${count} 个结果`);
    }

    // 测试类型筛选
    const typeFilter = schoolPage.locator('.ant-select:has-text("类型"), #type');
    if (await typeFilter.isVisible()) {
      await typeFilter.click();
      await schoolPage.waitForTimeout(300);
      const readingOption = schoolPage.locator('.ant-select-dropdown:visible li:has-text("阅读")');
      if (await readingOption.isVisible()) {
        await readingOption.click();
        await schoolPage.waitForTimeout(500);
        console.log('✅ S-FILTER-02: 类型筛选可用');
      }
    }
  });

  test('S-DETAIL-01: 任务详情查看', async () => {
    await schoolPage.goto(`${BASE_URL}/school/reading-tasks`);
    await schoolPage.waitForLoadState('networkidle');

    // 点击第一个任务卡片
    const firstTask = schoolPage.locator('.ant-card, [class*="task"]').first();
    await firstTask.click();

    // 等待详情弹窗或页面
    await schoolPage.waitForTimeout(1000);

    // 验证详情内容
    const modal = schoolPage.locator('.ant-modal, .ant-drawer');
    const detailPage = schoolPage.locator('[class*="detail"]');

    if (await modal.isVisible() || await detailPage.isVisible()) {
      console.log('✅ S-DETAIL-01 通过: 任务详情可以查看');

      // 验证关联绘本字段是否显示
      const bookNameElement = schoolPage.locator('text=/绘本|relatedBookName/');
      if (await bookNameElement.isVisible()) {
        console.log('✅ S-DETAIL-02 通过: 关联绘本字段显示');
      }
    } else {
      console.log('⚠️ S-DETAIL-01: 任务详情未显示');
    }
  });
});

// ==================== 家长端测试 ====================

test.describe('家长端 - 任务查看与提交', () => {
  let parentPage: Page;

  test.beforeAll(async ({ browser }) => {
    parentPage = await browser.newPage();
    await login(parentPage, 'parent');
  });

  test.afterAll(async () => {
    await parentPage.close();
  });

  test('P-LIST-01: 任务列表加载', async () => {
    await parentPage.goto(`${BASE_URL}/parent/tasks`);
    await parentPage.waitForLoadState('networkidle');

    // 验证页面加载
    const pageTitle = parentPage.locator('h2, .ant-page-header-heading-title, text=/任务/');
    await expect(pageTitle.first()).toBeVisible({ timeout: 5000 });
    console.log('✅ P-LIST-01 通过: 家长端任务列表加载');
  });

  test('P-LIST-02: 状态标签显示', async () => {
    await parentPage.goto(`${BASE_URL}/parent/tasks`);
    await parentPage.waitForLoadState('networkidle');

    // 检查状态标签
    const statusTags = parentPage.locator('.ant-tag');
    const count = await statusTags.count();

    if (count > 0) {
      // 验证状态标签文本
      const validStatuses = ['待提交', '已提交', '已评价', '待完成', '已完成'];
      let hasValidStatus = false;
      for (let i = 0; i < count; i++) {
        const text = await statusTags.nth(i).textContent();
        if (text && validStatuses.some(s => text.includes(s))) {
          hasValidStatus = true;
          break;
        }
      }
      expect(hasValidStatus).toBe(true);
      console.log('✅ P-LIST-02 通过: 状态标签显示正确');
    } else {
      console.log('⚠️ P-LIST-02: 暂无任务数据');
    }
  });
});

// ==================== 跨端流程测试 ====================

test.describe('跨端业务流程验证', () => {
  test('X-FLOW-01: 验证三端数据一致性', async ({ browser }) => {
    // 创建三个页面
    const teacherPage = await browser.newPage();
    const schoolPage = await browser.newPage();
    const parentPage = await browser.newPage();

    try {
      // 三端分别登录
      await login(teacherPage, 'teacher');
      await login(schoolPage, 'school');
      await login(parentPage, 'parent');

      // 教师端查看任务数量
      await teacherPage.goto(`${BASE_URL}/teacher/tasks`);
      await teacherPage.waitForLoadState('networkidle');
      const teacherTaskCount = await teacherPage.locator('.ant-card, [class*="task"]').count();

      // 学校端查看任务数量
      await schoolPage.goto(`${BASE_URL}/school/reading-tasks`);
      await schoolPage.waitForLoadState('networkidle');
      const schoolTaskCount = await schoolPage.locator('.ant-card, [class*="task"]').count();

      // 验证学校端任务数量 >= 教师端（学校可以看到所有教师的任务）
      expect(schoolTaskCount).toBeGreaterThanOrEqual(teacherTaskCount);
      console.log(`✅ X-FLOW-01 通过: 教师端 ${teacherTaskCount} 个任务，学校端 ${schoolTaskCount} 个任务`);

    } finally {
      await teacherPage.close();
      await schoolPage.close();
      await parentPage.close();
    }
  });
});