Method executeQuery

src/services/leetcode-service.ts:28–53

* Execute a GraphQL query against the LeetCode API

(query: string, variables: Record<string, any> = {})

   * Execute a GraphQL query against the LeetCode API
   */
  private async executeQuery(query: string, variables: Record<string, any> = {}) {
    try {
      const response = await this.http.post(this.API_URL, {
        query,
        variables
      });
      
      if (response.data.errors) {
        throw new Error(response.data.errors[0].message);
      }
      
      return response.data.data;
    } catch (error: unknown) {
      if (error && typeof error === 'object' && 'response' in error && error.response) {
        const axiosError = error as { response: { status: number, data?: any } };
        throw new Error(`API Error: ${axiosError.response.status} - ${axiosError.response.data?.message || JSON.stringify(axiosError.response.data)}`);
      } else if (error && typeof error === 'object' && 'request' in error) {
        throw new Error("Network Error: No response received from LeetCode API");
      }
      // 如果是其他类型的错误，转换为Error类型
      if (error instanceof Error) {
        throw error;
      }
      throw new Error(String(error));
    }
  }

  /**
   * Fetch user profile data