package com.mindskip.xzs.configuration.spring.exception;

import com.mindskip.xzs.base.RestResponse;
import com.mindskip.xzs.base.SystemCode;
import com.mindskip.xzs.utility.ErrorUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.validation.BindException;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;

import java.util.stream.Collectors;

/**
 * @version 2.2.0
 * @description: 异常配置
 * Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
 * @date 2021 /9/7 9:45
 */
@ControllerAdvice
public class ExceptionHandle {
    private final static Logger logger = LoggerFactory.getLogger(ExceptionHandle.class);

    /**
     * 异常拦截
     *
     * @param e the e
     * @return the rest response
     */
    @ExceptionHandler(Exception.class)
    @ResponseBody
    public RestResponse handler(Exception e) {
        logger.error(e.getMessage(), e);
        return new RestResponse<>(SystemCode.InnerError.getCode(), SystemCode.InnerError.getMessage());
    }

    /**
     * 参数校验拦截
     *
     * @param e the e
     * @return the rest response
     */
    @ExceptionHandler(MethodArgumentNotValidException.class)
    @ResponseBody
    public RestResponse handler(MethodArgumentNotValidException e) {
        String errorMsg = e.getBindingResult().getAllErrors().stream().map(file -> {
            FieldError fieldError = (FieldError) file;
            return ErrorUtil.parameterErrorFormat(fieldError.getField(), fieldError.getDefaultMessage());
        }).collect(Collectors.joining());
        return new RestResponse<>(SystemCode.ParameterValidError.getCode(), errorMsg);
    }

    /**
     * 参数绑定异常拦截
     *
     * @param e the e
     * @return the rest response
     */
    @ExceptionHandler(BindException.class)
    @ResponseBody
    public RestResponse handler(BindException e) {
        String errorMsg = e.getBindingResult().getAllErrors().stream().map(file -> {
            FieldError fieldError = (FieldError) file;
            return ErrorUtil.parameterErrorFormat(fieldError.getField(), fieldError.getDefaultMessage());
        }).collect(Collectors.joining());
        return new RestResponse<>(SystemCode.ParameterValidError.getCode(), errorMsg);
    }


}