import { describe, it, expect, beforeEach, afterEach } from 'vitest';
import {
  setupIntegrationTestHooks,
  TestDataFactory,
  IntegrationTestAssertions,
  setupIntegrationTestEnvironment
} from '../../../__test_utils__/integration-test-utils';

// 设置集成测试钩子
setupIntegrationTestHooks();

describe('用户API集成测试', () => {
  let testContext: any;

  beforeEach(async () => {
    // 设置测试环境
    testContext = await setupIntegrationTestEnvironment([], {
      setupDatabase: true,
      setupAuth: true
    });
  });

  afterEach(async () => {
    // 清理测试数据
    await TestDataFactory.clearAllTestData();
  });

  describe('用户创建测试', () => {
    it('应该成功创建用户', async () => {
      const userData = {
        username: 'testuser_create',
        email: 'testcreate@example.com',
        password: 'TestPassword123!',
        firstName: 'Test',
        lastName: 'User',
        phone: '13800138000'
      };

      const response = await testContext.client.post('/users', userData);

      // 断言响应
      IntegrationTestAssertions.expectStatus(response, 201);
      expect(response.data).toHaveProperty('id');
      expect(response.data.username).toBe(userData.username);
      expect(response.data.email).toBe(userData.email);
      expect(response.data.firstName).toBe(userData.firstName);
      expect(response.data.lastName).toBe(userData.lastName);

      // 断言数据库中存在用户
      await IntegrationTestAssertions.expectUserToExist(userData.username);
    });

    it('应该拒绝创建重复用户名的用户', async () => {
      // 先创建一个用户
      const existingUser = await TestDataFactory.createTestUser({
        username: 'duplicate_user'
      });

      // 尝试创建相同用户名的用户
      const userData = {
        username: 'duplicate_user',
        email: 'different@example.com',
        password: 'TestPassword123!',
        firstName: 'Test',
        lastName: 'User'
      };

      const response = await testContext.client.post('/users', userData);

      // 应该返回错误
      IntegrationTestAssertions.expectStatus(response, 500);
      expect(response.data.message).toContain('用户已存在');
    });

    it('应该拒绝创建无效邮箱的用户', async () => {
      const userData = {
        username: 'testuser_invalid_email',
        email: 'invalid-email',
        password: 'TestPassword123!',
        firstName: 'Test',
        lastName: 'User'
      };

      const response = await testContext.client.post('/users', userData);

      // 应该返回验证错误
      IntegrationTestAssertions.expectStatus(response, 400);
      expect(response.data.code).toBe(400);
    });
  });

  describe('用户读取测试', () => {
    it('应该成功获取用户列表', async () => {
      // 创建几个测试用户
      await TestDataFactory.createTestUser({ username: 'user1' });
      await TestDataFactory.createTestUser({ username: 'user2' });

      const response = await testContext.client.get('/users');

      IntegrationTestAssertions.expectStatus(response, 200);
      expect(Array.isArray(response.data)).toBe(true);
      expect(response.data.length).toBeGreaterThanOrEqual(2);
    });

    it('应该成功获取单个用户详情', async () => {
      const testUser = await TestDataFactory.createTestUser({
        username: 'testuser_detail'
      });

      const response = await testContext.client.get(`/users/${testUser.id}`);

      IntegrationTestAssertions.expectStatus(response, 200);
      expect(response.data.id).toBe(testUser.id);
      expect(response.data.username).toBe(testUser.username);
      expect(response.data.email).toBe(testUser.email);
    });

    it('应该返回404当用户不存在时', async () => {
      const response = await testContext.client.get('/users/999999');

      IntegrationTestAssertions.expectStatus(response, 404);
      expect(response.data.message).toContain('用户不存在');
    });
  });

  describe('用户更新测试', () => {
    it('应该成功更新用户信息', async () => {
      const testUser = await TestDataFactory.createTestUser({
        username: 'testuser_update'
      });

      const updateData = {
        firstName: 'Updated',
        lastName: 'Name',
        email: 'updated@example.com'
      };

      const response = await testContext.client.put(`/users/${testUser.id}`, updateData);

      IntegrationTestAssertions.expectStatus(response, 200);
      expect(response.data.firstName).toBe(updateData.firstName);
      expect(response.data.lastName).toBe(updateData.lastName);
      expect(response.data.email).toBe(updateData.email);

      // 验证数据库中的更新
      const getResponse = await testContext.client.get(`/users/${testUser.id}`);
      expect(getResponse.data.firstName).toBe(updateData.firstName);
      expect(getResponse.data.lastName).toBe(updateData.lastName);
    });

    it('应该返回404当更新不存在的用户时', async () => {
      const updateData = {
        firstName: 'Updated',
        lastName: 'Name'
      };

      const response = await testContext.client.put('/users/999999', updateData);

      IntegrationTestAssertions.expectStatus(response, 404);
      expect(response.data.message).toContain('用户不存在');
    });
  });

  describe('用户删除测试', () => {
    it('应该成功删除用户', async () => {
      const testUser = await TestDataFactory.createTestUser({
        username: 'testuser_delete'
      });

      const response = await testContext.client.delete(`/users/${testUser.id}`);

      IntegrationTestAssertions.expectStatus(response, 204);

      // 验证用户已从数据库中删除
      await IntegrationTestAssertions.expectUserNotToExist('testuser_delete');

      // 验证再次获取用户返回404
      const getResponse = await testContext.client.get(`/users/${testUser.id}`);
      IntegrationTestAssertions.expectStatus(getResponse, 404);
    });

    it('应该返回404当删除不存在的用户时', async () => {
      const response = await testContext.client.delete('/users/999999');

      IntegrationTestAssertions.expectStatus(response, 404);
      expect(response.data.message).toContain('用户不存在');
    });
  });

  describe('用户搜索测试', () => {
    it('应该能够按用户名搜索用户', async () => {
      await TestDataFactory.createTestUser({ username: 'search_user_1', email: 'search1@example.com' });
      await TestDataFactory.createTestUser({ username: 'search_user_2', email: 'search2@example.com' });
      await TestDataFactory.createTestUser({ username: 'other_user', email: 'other@example.com' });

      const response = await testContext.client.get('/users?search=search_user');

      IntegrationTestAssertions.expectStatus(response, 200);
      expect(Array.isArray(response.data)).toBe(true);
      expect(response.data.length).toBe(2);

      // 验证搜索结果包含正确的用户
      const usernames = response.data.map((user: any) => user.username);
      expect(usernames).toContain('search_user_1');
      expect(usernames).toContain('search_user_2');
      expect(usernames).not.toContain('other_user');
    });

    it('应该能够按邮箱搜索用户', async () => {
      await TestDataFactory.createTestUser({ username: 'user_email_1', email: 'test.email1@example.com' });
      await TestDataFactory.createTestUser({ username: 'user_email_2', email: 'test.email2@example.com' });

      const response = await testContext.client.get('/users?search=test.email');

      IntegrationTestAssertions.expectStatus(response, 200);
      expect(response.data.length).toBe(2);

      const emails = response.data.map((user: any) => user.email);
      expect(emails).toContain('test.email1@example.com');
      expect(emails).toContain('test.email2@example.com');
    });
  });

  describe('性能测试', () => {
    it('用户列表查询响应时间应小于200ms', async () => {
      // 创建一些测试数据
      for (let i = 0; i < 10; i++) {
        await TestDataFactory.createTestUser({
          username: `perf_user_${i}`,
          email: `perf${i}@example.com`
        });
      }

      const startTime = Date.now();
      const response = await testContext.client.get('/users');
      const endTime = Date.now();
      const responseTime = endTime - startTime;

      IntegrationTestAssertions.expectStatus(response, 200);
      expect(responseTime).toBeLessThan(200); // 响应时间应小于200ms
    });
  });
});