package com.greenorange.promotion.exception;

import com.greenorange.promotion.common.BaseResponse;
import com.greenorange.promotion.common.ErrorCode;
import com.greenorange.promotion.common.ResultUtils;
import io.swagger.v3.oas.annotations.Hidden;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.converter.HttpMessageNotReadableException;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

/**
 * 全局异常处理器
 */
@Slf4j
@Hidden
@RestControllerAdvice
public class GlobalExceptionHandler {


    // 处理参数绑定失败的异常
    @ExceptionHandler(MethodArgumentNotValidException.class)
    public BaseResponse<?> handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {
        log.error("MethodArgumentNotValidException", e);
        return ResultUtils.error(ErrorCode.PARAMS_ERROR, "参数验证失败");
    }

    // 处理消息体解析失败的异常
    @ExceptionHandler(HttpMessageNotReadableException.class)
    public BaseResponse<?> handleHttpMessageNotReadableException(HttpMessageNotReadableException e) {
        log.error("HttpMessageNotReadableException", e);
        return ResultUtils.error(ErrorCode.PARAMS_ERROR, "请求参数不正确");
    }


    @ExceptionHandler(BusinessException.class)
    public BaseResponse<?> businessExceptionHandler(BusinessException e) {
        log.error("BusinessException", e);
        return ResultUtils.error(e.getCode(), e.getMessage());
    }


    @ExceptionHandler(RuntimeException.class)
    public BaseResponse<?> runtimeExceptionHandler(RuntimeException e) {
        log.error("RuntimeException", e);
        return ResultUtils.error(ErrorCode.SYSTEM_ERROR, "系统错误");
    }

}