package com.intelligentHealthCare.exception;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.intelligentHealthCare.enums.ResultCodeEnum;
import com.intelligentHealthCare.pojo.Result;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

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

/**
 * @author yang
 * @version 1.0
 * @date Created in 2023/9/28 21:16
 */
@Component
public class AuthenticationEntryPointException implements AuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, AuthenticationException e) throws IOException, ServletException {
        Result<Object> result = Result.builder().data("账号过期，请重新登录").status(ResultCodeEnum.Unauth).build();
        // 设置响应的内容类型为JSON
        httpServletResponse.setContentType("application/json");
        httpServletResponse.setCharacterEncoding("UTF-8");
        // 将result对象转换为JSON字符串
        String jsonResult = new ObjectMapper().writeValueAsString(result);
        // 将JSON字符串写入响应输出流
        PrintWriter writer = httpServletResponse.getWriter();
        writer.write(jsonResult);
        writer.flush();
    }
}