package cn.com.lzt.common.util;

import com.xcgl.weixin.base.ApiException;
import org.jeecgframework.core.util.JSONHelper;
import org.jeecgframework.core.util.oConvertUtils;
import org.jeecgframework.web.system.pojo.base.TSUser;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class LztUtil {

    private static Logger logger = LoggerFactory.getLogger(LztUtil.class);

    /**
     * 返回json格式接口响应
     * @param result
     * @return
     */
    public static ModelAndView ajaxRender(Object result, HttpServletResponse response) {
        try {
            response.setContentType("text/json;charset=utf-8");
            PrintWriter writer = response.getWriter();
            String json = JSONHelper.bean2json(result);
            logger.debug("ajaxRender json=" + json);
            writer.write(json);
            writer.flush();
            writer.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return new ModelAndView();
    }

    public static Map<String,Object> copyReqAttributes(String[] attributes) {
        Map<String,Object> data = new HashMap<>();
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder
                .getRequestAttributes())
                .getRequest();
        for(String attr : attributes) {
            if(request.getAttribute(attr) != null) {
                data.put(attr, request.getAttribute(attr));
            }
        }
        return data;
    }

    public static boolean isApiRequest() {
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder
                .getRequestAttributes())
                .getRequest();
        return request.getRequestURI().contains("/api/");
    }

}