import { useServerSdk } from '../hooks/index';

/**
 * H5版本的Google OAuth鉴权服务
 */
export class AuthService {
  /**
   * 检查用户登录状态
   * 包括处理OAuth回调和验证本地token
   */
  async checkLogin(): Promise<boolean> {
    // 检查URL中是否有OAuth回调参数
    const urlParams = new URLSearchParams(window.location.search);
    const accessToken = urlParams.get('access_token');
    const userId = urlParams.get('user_id');

    if (accessToken && userId) {
      // 处理OAuth回调
      try {
        const serverSdk = useServerSdk();
        serverSdk.setAccessToken(accessToken, userId);

        // 清理URL参数，避免重复处理
        const newUrl = window.location.pathname;
        window.history.replaceState(null, '', newUrl);

        console.log('OAuth登录成功，token已保存');
        return true;
      } catch (error) {
        console.error('处理OAuth回调失败:', error);
        return false;
      }
    }

    // 如果没有回调参数，检查本地存储的token
    try {
      const serverSdk = useServerSdk();
      const profile = await serverSdk.profile();
      return !!profile;
    } catch (error) {
      console.log('本地token无效或已过期');
      return false;
    }
  }

  /**
   * 跳转到Google OAuth登录页面
   */
  async login(redirectPath?: string): Promise<void> {
    const { hostname, protocol, port } = window.location;
    let baseUrl = `${protocol}//${hostname}`;
    if (hostname === 'localhost') {
      baseUrl = `${protocol}//${hostname}:${port}`;
    }
    const redirectUrl = `https://mixvideo-workflow.bowong.cc/auth/google/authorize?redirect_url=${baseUrl}${redirectPath || ''}`;
    window.location.href = redirectUrl;
  }

  /**
   * 登出用户
   */
  async logout(): Promise<void> {
    try {
      const serverSdk = useServerSdk();
      serverSdk.clearAccessToken();
      console.log('用户已登出');
    } catch (error) {
      console.error('登出失败:', error);
    }
  }

  /**
   * 获取用户信息
   */
  async getUserInfo() {
    try {
      const serverSdk = useServerSdk();
      return await serverSdk.profile();
    } catch (error) {
      console.error('获取用户信息失败:', error);
      return null;
    }
  }
}

// 导出单例实例
export const authService = new AuthService();