package com.guo.learningprogresstracker.common;

import cn.dev33.satoken.exception.NotLoginException;
import com.guo.learningprogresstracker.entity.CommonResult;
import com.guo.learningprogresstracker.exception.AppException;
import com.guo.learningprogresstracker.exception.ErrorParameterException;
import com.guo.learningprogresstracker.exception.NotFindEntitiesException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpStatus;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;


@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    @ExceptionHandler({ErrorParameterException.class})
    public CommonResult errorParameterException(ErrorParameterException ex) {
        return CommonResult.error(ex.getMessage());
    }

    @ExceptionHandler({NotFindEntitiesException.class})
    public CommonResult notFindEntitiesException(NotFindEntitiesException ex) {
        return CommonResult.error(ex.getMessage());
    }

    @ExceptionHandler({AppException.class})
    public CommonResult AppException(AppException ex) {
        return CommonResult.serverError(ex.getMessage());
    }

    @ExceptionHandler(MethodArgumentNotValidException.class)
    public CommonResult MyMethodArgumentNotValidException(MethodArgumentNotValidException ex) {
        BindingResult bindingResult = ex.getBindingResult();
        return CommonResult.error(bindingResult.getFieldError().getDefaultMessage());
    }

    @ExceptionHandler(NotLoginException.class)
    public CommonResult handleNotLogin(NotLoginException e, HttpServletRequest req, HttpServletResponse res) {
        res.setStatus(HttpStatus.UNAUTHORIZED.value());
        return new CommonResult<>(HttpStatus.UNAUTHORIZED.value(), "未登录，请重新登录", null);
    }

    @ExceptionHandler(Exception.class)
    public CommonResult Exception(Exception ex) {
        log.error("系统异常", ex);
        return CommonResult.error(ex.getMessage());
    }

}