package cn.stylefeng.roses.kernel.log.api.factory.appender;

import cn.hutool.core.util.ObjectUtil;
import cn.hutool.http.useragent.UserAgent;
import cn.stylefeng.roses.kernel.log.api.pojo.record.LogRecordDTO;
import cn.stylefeng.roses.kernel.rule.util.HttpServletUtil;

import javax.servlet.http.HttpServletRequest;

/**
 * 日志信息追加，用来追加http接口请求信息
 *
 * @author fengshuonan
 * @date 2020/10/27 17:45
 */
public class HttpLogAppender {

    /**
     * 追加请求信息到logRecordDTO
     *
     * @author fengshuonan
     * @date 2020/10/27 18:22
     */
    public static void appendHttpLog(LogRecordDTO logRecordDTO) {

        HttpServletRequest request;
        try {
            request = HttpServletUtil.getRequest();
        } catch (Exception e) {
            // 如果不是http环境，则直接返回
            return;
        }

        // 设置clientIp
        logRecordDTO.setClientIp(HttpServletUtil.getRequestClientIp(request));

        // 设置请求的url
        logRecordDTO.setRequestUrl(request.getServletPath());

        // 设置http的请求方法
        logRecordDTO.setHttpMethod(request.getMethod());

        // 解析http头，获取userAgent信息
        UserAgent userAgent = HttpServletUtil.getUserAgent(request);

        if (userAgent == null) {
            return;
        }

        // 设置浏览器标识
        if (ObjectUtil.isNotEmpty(userAgent.getBrowser())) {
            logRecordDTO.setClientBrowser(userAgent.getBrowser().getName());
        }

        // 设置浏览器操作系统
        if (ObjectUtil.isNotEmpty(userAgent.getOs())) {
            logRecordDTO.setClientOs(userAgent.getOs().getName());
        }

    }

}
