package cn.efunbox.audio.aop;

import cn.efunbox.audio.entity.Device;
import cn.efunbox.audio.service.DeviceService;
import cn.efunbox.audio.utils.ApiCode;
import cn.efunbox.audio.utils.HttpUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.HashMap;
import java.util.Map;

/**
 * 用户验证拦截器
 * Created by yao on 17-9-29.
 */

public class AuthInterceptor implements HandlerInterceptor {

    @Autowired
    DeviceService deviceService;

    @Override
    public boolean preHandle(HttpServletRequest request,
                             HttpServletResponse response, Object handler) throws Exception {
        Map map = new HashMap<>();
        String id = request.getParameter("id");
        String token = request.getParameter("token");
        if(id==null || token==null){
            HttpUtil.responseApiCode(request, response, ApiCode.PARAMETER_ERROR);
            return false;
        }
        Device device = deviceService.GetOne(Long.valueOf(id));
        if(device==null ||
                ((device.getTokenNew()==null || false == device.getTokenNew().equalsIgnoreCase(token))
                && (device.getTokenOld()==null || false == device.getTokenOld().equalsIgnoreCase(token)))){
            HttpUtil.responseApiCode(request,response, ApiCode.INVALID_TOKEN);
            return false;
        }
        if(device.getTokenOld()!=null && device.getTokenOld().equalsIgnoreCase(token)){
            device.setTokenNew(device.getTokenOld());
            device.setTokenOld("");
            deviceService.Update(device);
        }else if(device.getTokenOld()!=null && false==device.getTokenOld().equalsIgnoreCase(token)){
            device.setTokenOld("");
            deviceService.Update(device);
        }

        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request,
                           HttpServletResponse response, Object handler,
                           ModelAndView modelAndView) throws Exception {
    }

    @Override
    public void afterCompletion(HttpServletRequest request,
                                HttpServletResponse response, Object handler, Exception ex)
            throws Exception {

    }

}