package com.mzl.flower.config.security.handler;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.mzl.flower.base.R;
import com.mzl.flower.base.ReturnDataDTO;
import lombok.Builder;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;

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

@Builder
public class SelfAuthenticationFailureHandler implements AuthenticationFailureHandler {

    private ObjectMapper objectMapper;

    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {
        response.setContentType("application/json;charset=UTF-8");
        ReturnDataDTO resultDTO = new ReturnDataDTO(R.AuthenticationException.getCode(), null, exception.getMessage());
        response.getWriter().write(objectMapper.writeValueAsString(resultDTO));
    }
}