/**
 * 用户API模块测试
 * 测试用户相关的API调用，包括登录、注册、刷新令牌、获取/更新用户档案、关注/取消关注用户等功能
 */

import { describe, it, expect, vi, beforeEach } from 'vitest';
import { userApi } from '@/api/modules/user';
import { createMockAxios } from '@/test/mocks/http-client';
import { 
  createMockUser,
  createMockUserProfile
} from '@/test/mocks/data-factory';
import type { ApiClient } from '@/api/client';
import type {
  LoginRequest,
  LoginResponse,
  RegisterRequest,
  RegisterResponse,
  RefreshTokenRequest,
  RefreshTokenResponse,
  UserProfileUpdateRequest,
  UserProfileUpdateResponse,
  UserFollowRequest,
  UserFollowResponse
} from '@/types/user';

describe('用户API模块', () => {
  let mockClient: ApiClient;
  let userApiInstance: ReturnType<typeof userApi>;

  beforeEach(() => {
    // 创建模拟的API客户端
    mockClient = {
      get: vi.fn(),
      post: vi.fn(),
      put: vi.fn(),
      delete: vi.fn(),
      patch: vi.fn(),
      request: vi.fn(),
      getWithResponse: vi.fn(),
      postWithResponse: vi.fn(),
      putWithResponse: vi.fn(),
      deleteWithResponse: vi.fn(),
      patchWithResponse: vi.fn(),
      requestWithResponse: vi.fn(),
      addRequestInterceptor: vi.fn(),
      addResponseInterceptor: vi.fn(),
      removeRequestInterceptor: vi.fn(),
      removeResponseInterceptor: vi.fn(),
      setDefaults: vi.fn(),
      setBaseURL: vi.fn(),
      createInstance: vi.fn(),
    } as unknown as ApiClient;

    // 创建用户API实例
    userApiInstance = userApi(mockClient);
  });

  describe('用户登录功能', () => {
    it('应该能够成功登录', async () => {
      const loginRequest: LoginRequest = {
        username: 'test@example.com',
        password: 'password123'
      };
      const mockUser = createMockUser({ username: loginRequest.username });
      const mockResponse: LoginResponse = {
        user: mockUser,
        sessionId: 'session-123'
      };

      mockClient.post.mockResolvedValue(mockResponse);

      const result = await userApiInstance.login(loginRequest);

      expect(mockClient.post).toHaveBeenCalledWith('/auth/login', loginRequest);
      expect(result).toEqual(mockResponse);
    });

    it('应该处理登录失败的情况', async () => {
      const loginRequest: LoginRequest = {
        username: 'wrong@example.com',
        password: 'wrongpassword'
      };
      const errorResponse = {
        success: false,
        data: null,
        message: '用户名或密码错误',
        code: 401
      };

      mockClient.post.mockRejectedValue(errorResponse);

      await expect(userApiInstance.login(loginRequest)).rejects.toEqual(errorResponse);
      expect(mockClient.post).toHaveBeenCalledWith('/auth/login', loginRequest);
    });
  });

  describe('用户注册功能', () => {
    it('应该能够成功注册', async () => {
      const registerRequest: RegisterRequest = {
        username: 'newuser',
        email: 'newuser@example.com',
        password: 'password123'
      };
      const mockUser = createMockUser({ 
        username: registerRequest.username,
        email: registerRequest.email 
      });
      const mockResponse: RegisterResponse = {
        user: mockUser,
        sessionId: 'session-456'
      };

      mockClient.post.mockResolvedValue(mockResponse);

      const result = await userApiInstance.register(registerRequest);

      expect(mockClient.post).toHaveBeenCalledWith('/auth/register', registerRequest);
      expect(result).toEqual(mockResponse);
    });

    it('应该处理注册失败的情况', async () => {
      const registerRequest: RegisterRequest = {
        username: '',
        email: 'invalid-email',
        password: '123' // 密码太短
      };
      const errorResponse = {
        success: false,
        data: null,
        message: '用户名不能为空，邮箱格式不正确，密码长度至少为6位',
        code: 400
      };

      mockClient.post.mockRejectedValue(errorResponse);

      await expect(userApiInstance.register(registerRequest)).rejects.toEqual(errorResponse);
      expect(mockClient.post).toHaveBeenCalledWith('/auth/register', registerRequest);
    });
  });

  describe('刷新令牌功能', () => {
    it('应该能够成功刷新令牌', async () => {
      const refreshTokenRequest: RefreshTokenRequest = {
        sessionId: 'session-456'
      };
      const mockResponse: RefreshTokenResponse = {
        sessionId: 'new-session-789'
      };

      mockClient.post.mockResolvedValue(mockResponse);

      const result = await userApiInstance.refreshToken(refreshTokenRequest);

      expect(mockClient.post).toHaveBeenCalledWith('/auth/refresh', refreshTokenRequest);
      expect(result).toEqual(mockResponse);
    });

    it('应该处理刷新令牌失败的情况', async () => {
      const refreshTokenRequest: RefreshTokenRequest = {
        sessionId: 'invalid-session'
      };
      const errorResponse = {
        success: false,
        data: null,
        message: '会话无效或已过期',
        code: 401
      };

      mockClient.post.mockRejectedValue(errorResponse);

      await expect(userApiInstance.refreshToken(refreshTokenRequest)).rejects.toEqual(errorResponse);
      expect(mockClient.post).toHaveBeenCalledWith('/auth/refresh', refreshTokenRequest);
    });
  });

  describe('获取用户档案功能', () => {
    it('应该能够获取用户档案', async () => {
      const mockUserProfile = createMockUserProfile();
      const mockResponse: UserProfileUpdateResponse = {
        success: true,
        data: mockUserProfile,
        message: '获取用户档案成功',
        code: 200
      };

      mockClient.get.mockResolvedValue(mockResponse);

      const result = await userApiInstance.getProfile();

      expect(mockClient.get).toHaveBeenCalledWith('/user/profile');
      expect(result).toEqual(mockResponse);
    });

    it('应该处理获取用户档案失败的情况', async () => {
      const errorResponse = {
        success: false,
        data: null,
        message: '用户未登录',
        code: 401
      };

      mockClient.get.mockRejectedValue(errorResponse);

      await expect(userApiInstance.getProfile()).rejects.toEqual(errorResponse);
      expect(mockClient.get).toHaveBeenCalledWith('/user/profile');
    });
  });

  describe('更新用户档案功能', () => {
    it('应该能够更新用户档案', async () => {
      const updateRequest: UserProfileUpdateRequest = {
        username: 'updateduser',
        bio: '这是我的个人简介',
        avatar: 'https://example.com/avatar.jpg'
      };
      const mockUserProfile = createMockUserProfile(updateRequest);
      const mockResponse: UserProfileUpdateResponse = {
        success: true,
        data: mockUserProfile,
        message: '用户档案更新成功',
        code: 200
      };

      mockClient.put.mockResolvedValue(mockResponse);

      const result = await userApiInstance.updateProfile(updateRequest);

      expect(mockClient.put).toHaveBeenCalledWith('/user/profile', updateRequest);
      expect(result).toEqual(mockResponse);
    });

    it('应该处理更新用户档案失败的情况', async () => {
      const updateRequest: UserProfileUpdateRequest = {
        username: '', // 用户名不能为空
        bio: '',
        avatar: ''
      };
      const errorResponse = {
        success: false,
        data: null,
        message: '用户名不能为空',
        code: 400
      };

      mockClient.put.mockRejectedValue(errorResponse);

      await expect(userApiInstance.updateProfile(updateRequest)).rejects.toEqual(errorResponse);
      expect(mockClient.put).toHaveBeenCalledWith('/user/profile', updateRequest);
    });
  });

  describe('关注用户功能', () => {
    it('应该能够关注用户', async () => {
      const followRequest: UserFollowRequest = {
        userId: 'user-123'
      };
      const mockResponse: UserFollowResponse = {
        success: true,
        data: {
          isFollowing: true,
          followersCount: 101
        },
        message: '关注成功',
        code: 200
      };

      mockClient.put.mockResolvedValue(mockResponse);

      const result = await userApiInstance.followUser(followRequest);

      expect(mockClient.put).toHaveBeenCalledWith('/user/follow/user-123');
      expect(result).toEqual(mockResponse);
    });

    it('应该处理关注不存在的用户的情况', async () => {
      const followRequest: UserFollowRequest = {
        userId: 'non-existent-user'
      };
      const errorResponse = {
        success: false,
        data: null,
        message: '用户不存在',
        code: 404
      };

      mockClient.put.mockRejectedValue(errorResponse);

      await expect(userApiInstance.followUser(followRequest)).rejects.toEqual(errorResponse);
      expect(mockClient.put).toHaveBeenCalledWith('/user/follow/non-existent-user');
    });
  });

  describe('取消关注用户功能', () => {
    it('应该能够取消关注用户', async () => {
      const unfollowRequest: UserFollowRequest = {
        userId: 'user-123'
      };
      const mockResponse: UserFollowResponse = {
        success: true,
        data: {
          isFollowing: false,
          followersCount: 99
        },
        message: '取消关注成功',
        code: 200
      };

      mockClient.delete.mockResolvedValue(mockResponse);

      const result = await userApiInstance.unfollowUser(unfollowRequest);

      expect(mockClient.delete).toHaveBeenCalledWith('/user/follow/user-123');
      expect(result).toEqual(mockResponse);
    });

    it('应该处理取消关注不存在的用户的情况', async () => {
      const unfollowRequest: UserFollowRequest = {
        userId: 'non-existent-user'
      };
      const errorResponse = {
        success: false,
        data: null,
        message: '用户不存在',
        code: 404
      };

      mockClient.delete.mockRejectedValue(errorResponse);

      await expect(userApiInstance.unfollowUser(unfollowRequest)).rejects.toEqual(errorResponse);
      expect(mockClient.delete).toHaveBeenCalledWith('/user/follow/non-existent-user');
    });
  });
});