import { test, expect } from '@playwright/test';
import { LoginPage } from '../pages/LoginPage';

test.describe('UAT: 认证功能验收', () => {
  test('UAT-AUTH-01: 有效凭据登录成功', async ({ page }) => {
    const loginPage = new LoginPage(page);
    await loginPage.goto();
    await loginPage.login('admin', 'Test@123');
    await expect(page).toHaveURL(/.*dashboard/);
  });

  test('UAT-AUTH-02: 无效密码登录失败', async ({ page }) => {
    const loginPage = new LoginPage(page);
    await loginPage.goto();
    await loginPage.loginAndExpectError('admin', 'wrong_password');
    await expect(page).toHaveURL(/.*login/);
  });

  test('UAT-AUTH-03: 空用户名提交被阻止', async ({ page }) => {
    const loginPage = new LoginPage(page);
    await loginPage.goto();
    await loginPage.passwordInput.fill('somepassword');
    await loginPage.loginButton.click();
    await expect(page.locator('.ant-form-item-explain-error').first()).toBeVisible({ timeout: 5000 });
  });

  test('UAT-AUTH-04: 空密码提交被阻止', async ({ page }) => {
    const loginPage = new LoginPage(page);
    await loginPage.goto();
    await loginPage.usernameInput.fill('admin');
    await loginPage.loginButton.click();
    await expect(page.locator('.ant-form-item-explain-error').first()).toBeVisible({ timeout: 5000 });
  });

  test('UAT-AUTH-05: 登出后 Token 被清除', async ({ page }) => {
    const loginPage = new LoginPage(page);
    await loginPage.goto();
    await loginPage.login('admin', 'Test@123');
    await expect(page).toHaveURL(/.*dashboard/);

    const tokenBefore = await page.evaluate(() => localStorage.getItem('token'));
    expect(tokenBefore).not.toBeNull();

    await loginPage.logout();
    const tokenAfter = await page.evaluate(() => localStorage.getItem('token'));
    expect(tokenAfter).toBeNull();
  });

  test('UAT-AUTH-06: 未认证访问受保护路由重定向', async ({ page }) => {
    await page.goto('/users');
    await page.waitForTimeout(2000);
    await expect(page).toHaveURL(/.*login/, { timeout: 10000 });
  });

  test('UAT-AUTH-07: 登录页面 UI 元素完整性', async ({ page }) => {
    const loginPage = new LoginPage(page);
    await loginPage.goto();

    await expect(loginPage.usernameInput).toBeVisible();
    await expect(loginPage.passwordInput).toBeVisible();
    await expect(loginPage.loginButton).toBeVisible();
    await expect(page.locator('input[placeholder="用户名"]')).toBeVisible();
    await expect(page.locator('input[placeholder="密码"]')).toBeVisible();
  });
});