package com.whyc.filter;

import com.google.gson.Gson;
import com.whyc.constant.SuperConstant;
import com.whyc.dto.Response;
import lombok.extern.slf4j.Slf4j;
import org.apache.shiro.web.filter.authz.RolesAuthorizationFilter;
import org.apache.shiro.web.util.WebUtils;
import org.springframework.util.StringUtils;

import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import java.io.IOException;

/**
 * 可以在定制化角色权限被拒绝时的返回,暂不用
 */
@Deprecated
@Slf4j
public class JwtRolesFilter extends RolesAuthorizationFilter {
    /**
     * 访问拒绝时调用
     * @param request
     * @param response
     * @return
     */
    @Override
    protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws IOException {
        log.debug("访问被拒绝了");
        String jwt = WebUtils.toHttp(request).getHeader(SuperConstant.AUTHORIZATION);
        if(!StringUtils.isEmpty(jwt)){
            Response myResponse = new Response().set(1,"未登录");
            response.setCharacterEncoding("UTF-8");
            response.setContentType("application/json;charset=utf-8");
            Gson gson = new Gson();
            response.getWriter().write(gson.toJson(myResponse));
            return false;
        }
        return super.onAccessDenied(request, response);
    }
}