package com.ycl.feign;

import com.ycl.exception.FeignException;
import feign.Response;
import feign.codec.ErrorDecoder;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Configuration;

/**
 * feign的错误解码器
 *
 * @author：xp
 * @date：2024/7/14 11:30
 */
@Slf4j
@Configuration
public class FeignErrorDecoder implements ErrorDecoder {

    @Override
    public Exception decode(String methodKey, Response response) {
        String msg = "";
        switch (response.status()) {
            case 400:
                msg = "远程调用异常：参数错误";
                break;
            case 401:
                msg = "远程调用异常：未登录，无法操作";
                break;
            case 403:
                msg = "远程调用异常：无权限执行操作";
                break;
            case 404:
                msg = "远程调用异常：调用接口不存在";
                break;
            case 500:
                msg = "远程调用异常：对方服务500异常";
                break;
            default:
                msg = "远程调用异常：未知异常";
                break;
        }
        log.error(msg);
        return new FeignException(msg);
    }
}