package cn.mb.cloud.auth.security.component;

import cn.hutool.http.HttpStatus;
import cn.mb.cloud.common.core.constant.CommonConstants;
import cn.mb.cloud.common.core.constant.enums.ErrorCodeConstants;
import cn.mb.cloud.common.core.exception.ValidateCodeException;
import cn.mb.cloud.common.core.util.ResponseData;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.MediaType;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

/**
 * @author jason
 * 客户端异常处理
 * 1. 可以根据 AuthenticationException 不同细化异常处理
 */
@Slf4j
@Component
@AllArgsConstructor
public class ResourceAuthExceptionEntryPoint implements AuthenticationEntryPoint {
    private final ObjectMapper objectMapper;

    @Override
    public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException authException) throws IOException {
        response.setCharacterEncoding(CommonConstants.UTF8);
        response.setContentType(MediaType.APPLICATION_JSON_UTF8_VALUE);
        ResponseData<String> result = new ResponseData<>();
        result.setCode(ErrorCodeConstants.FAIL.getValue());
        if (authException != null) {
            result.setMsg(authException.getMessage());
            result.setData(authException.getMessage());
        }
        response.setStatus(HttpStatus.HTTP_OK);
        PrintWriter printWriter = response.getWriter();
        printWriter.append(objectMapper.writeValueAsString(result));
    }
}