/**
 * 认证相关API服务
 */

import { http } from '@/utils/request'
import type {
  LoginRequest,
  RegisterRequest,
  AuthResponse,
  UserInfo,
  CaptchaResponse,
  RefreshTokenRequest,
  ChangePasswordRequest,
  ResetPasswordRequest,
  SendCodeRequest,
  VerifyCodeRequest,
  OAuthLoginRequest,
  BindOAuthRequest,
  UnbindOAuthRequest,
  OAuthInfo,
  LoginHistory,
  OnlineUser
} from '@/types/auth'

/**
 * 认证API服务类
 */
export class AuthService {
  
  /**
   * 用户登录
   */
  static async login(data: LoginRequest): Promise<AuthResponse> {
    const response = await http.post<AuthResponse>('/auth/login', data)
    return response.data
  }

  /**
   * 用户注册
   */
  static async register(data: RegisterRequest): Promise<AuthResponse> {
    const response = await http.post<AuthResponse>('/auth/register', data)
    return response.data
  }

  /**
   * 获取图形验证码（备用）
   */
  static async getCaptcha(): Promise<CaptchaResponse> {
    const response = await http.get<CaptchaResponse>('/auth/captcha')
    return response.data
  }

  /**
   * 发送短信验证码（用于登录/注册/找回密码等场景）
   */
  static async sendSmsCode(phone: string) {
    // backend-single: GET /auth/sms-code?phone=xxx
    const response = await http.get('/auth/sms-code', { params: { phone } })
    return response.data
  }

  /**
   * 用户登出
   */
  static async logout(): Promise<void> {
    const response = await http.post<void>('/auth/logout')
    return response.data
  }

  /**
   * 刷新Token
   */
  static async refreshToken(data: RefreshTokenRequest): Promise<AuthResponse> {
    const response = await http.post<AuthResponse>('/auth/refresh-token', data)
    return response.data
  }

  /**
   * 获取当前用户信息
   */
  static async getCurrentUserInfo(): Promise<UserInfo> {
    // backend-single: GET /auth/userInfo
    const response = await http.get<UserInfo>('/auth/userInfo')
    return response.data
  }

  /**
   * 验证Token是否有效
   */
  static async validateToken(): Promise<boolean> {
    const response = await http.get<boolean>('/auth/validate-token')
    return response.data
  }

  /**
   * 修改密码
   */
  static async changePassword(data: ChangePasswordRequest): Promise<void> {
    return http.post<void>('/auth/change-password', data)
  }

  /**
   * 重置密码
   */
  static async resetPassword(data: ResetPasswordRequest): Promise<void> {
    return http.post<void>('/auth/resetPassword', data)
  }

  // 废弃：后端未提供该接口，保留新 sendSmsCode()
  /**
   * 发送验证码（已废弃：统一使用 sendSmsCode(phone)）
   */
  static async sendCode(_data: SendCodeRequest): Promise<void> {
    console.warn('sendCode 已废弃，请使用 sendSmsCode(phone)')
    return Promise.resolve()
  }

  /**
   * 验证验证码（不使用，登录由后端校验短信验证码）
   */
  static async verifyCode(_data: VerifyCodeRequest): Promise<boolean> {
    console.warn('verifyCode 不需要在前端调用，登录时由后端校验短信验证码')
    return Promise.resolve(true)
  }

  /**
   * 第三方登录
   */
  static async oauthLogin(data: OAuthLoginRequest): Promise<AuthResponse> {
    return http.post<AuthResponse>('/auth/oauth/login', data)
  }

  /**
   * 绑定第三方账号
   */
  static async bindOAuth(data: BindOAuthRequest): Promise<void> {
    return http.post<void>('/auth/oauth/bind', data)
  }

  /**
   * 解绑第三方账号
   */
  static async unbindOAuth(data: UnbindOAuthRequest): Promise<void> {
    return http.post<void>('/auth/oauth/unbind', data)
  }

  /**
   * 获取第三方账号绑定信息
   */
  static async getOAuthInfo(): Promise<OAuthInfo[]> {
    return http.get<OAuthInfo[]>('/auth/oauth/info')
  }

  // 移除权限接口，该接口不存在

  /**
   * 获取登录历史
   */
  static async getLoginHistory(page = 1, size = 10): Promise<{
    list: LoginHistory[]
    total: number
    page: number
    size: number
  }> {
    return http.get<{
      list: LoginHistory[]
      total: number
      page: number
      size: number
    }>('/auth/login-history', {
      params: { page, size }
    })
  }

  /**
   * 获取在线用户列表（管理员功能）
   */
  static async getOnlineUsers(page = 1, size = 10): Promise<{
    list: OnlineUser[]
    total: number
    page: number
    size: number
  }> {
    return http.get<{
      list: OnlineUser[]
      total: number
      page: number
      size: number
    }>('/auth/online-users', {
      params: { page, size }
    })
  }

  /**
   * 强制下线用户（管理员功能）
   */
  static async forceLogout(userId: string): Promise<void> {
    return http.post<void>(`/auth/force-logout/${userId}`)
  }

  /**
   * 检查账号是否存在
   */
  static async checkAccountExists(account: string): Promise<boolean> {
    const response = await http.get<boolean>('/auth/check-account', {
      params: { account }
    })
    return response.data
  }

  /**
   * 检查邮箱是否存在
   */
  static async checkEmailExists(email: string): Promise<boolean> {
    const response = await http.get<boolean>('/auth/check-email', {
      params: { email }
    })
    return response.data
  }

  /**
   * 检查手机号是否存在
   */
  static async checkPhoneExists(phone: string): Promise<boolean> {
    const response = await http.get<boolean>('/auth/check-phone', {
      params: { phone }
    })
    return response.data
  }
}

// 导出默认实例
export default AuthService