package com.dskj.znzn.transData.common.exception;

import com.dskj.znzn.transData.common.base.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.List;

@Slf4j
@RestControllerAdvice
public class GloableException {

    @ExceptionHandler(BusinessException.class)
    @ResponseBody
    public R businessExdeption(BusinessException e) {
        log.error("Exception", e);
        return R.error(e.getMessage());
    }

    @ExceptionHandler(UserNotLoginExeption.class)
    @ResponseBody
    public R userNotLoginExeption(UserNotLoginExeption e) {
        log.error("Exception", e);
        return R.error(401, "Unauthorized");
    }

    @ExceptionHandler(MethodArgumentNotValidException.class)
    @ResponseBody
    public R methodArgumentNotValidException(MethodArgumentNotValidException e) {
        List<FieldError> fieldErrors = e.getBindingResult().getFieldErrors();

        // 这里你可以根据自己的需要来处理错误
        // 例如，构建一个响应体，其中包含所有字段的错误信息
        StringBuilder errorMessage = new StringBuilder();
        for (FieldError fieldError : fieldErrors) {
            errorMessage.append("\n - ")
                    .append(fieldError.getField())
                    .append(": ")
                    .append(fieldError.getDefaultMessage());
        }
        log.error("Exception", e);
        return R.error(errorMessage.toString());
    }

    @ExceptionHandler(Exception.class)
    @ResponseBody
    public R exception(Exception e) {
        log.info("Exception: [{}]", e.getMessage());
        log.error("Exception", e);
        return R.error(e.getMessage());
    }
}