package com.nuvole.four.exception;

import cn.hutool.core.util.StrUtil;
import com.nuvole.common.domain.emnu.CommonResultEmnu;
import com.nuvole.common.domain.result.CommonResult;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;

import java.io.PrintWriter;
import java.io.StringWriter;

/**
 * 类描述: 全局异常类
 *
 * @author dqh
 * @date  2024-04-09 19:25
 * @version 1.0
 **/
@ControllerAdvice
@Slf4j
public class Exceptionhandler {

    @ExceptionHandler(value = IllegalArgumentException.class)
    @ResponseBody
    private CommonResult IllegalArgumentException(HttpServletRequest req, IllegalArgumentException e) {
        log.error(getExceptionStackMsg(e));
        if(StrUtil.isNotBlank(e.getMessage())){
            return new CommonResult(CommonResultEmnu.INVALID_PARAMS, e.getMessage());
        }else {
            return new CommonResult(CommonResultEmnu.INVALID_PARAMS, "不合法的参数");
        }
    }

    @ExceptionHandler(value = Exception.class)
    @ResponseBody
    private CommonResult Exception(HttpServletRequest req, HttpServletResponse resp, Exception e) {
        //if (!(req.getHeader("accept").contains("application/json")//非异步请求
        //|| (req.getHeader("X-Requested-With") != null && req.getHeader("X-Requested-With").contains("XMLHttpRequest")))) {
        //}
        log.error(getExceptionStackMsg(e));
        return new CommonResult(CommonResultEmnu.SERVER_ERR, "服务异常");
    }

    public static String getExceptionStackMsg(Exception e) {
        StringWriter sw = new StringWriter();
        e.printStackTrace(new PrintWriter(sw, true));
        String strs = sw.toString();
        return strs;
    }

}