package com.ld.igds.protocol.snap;

import com.alibaba.fastjson.JSONObject;

public class SnapCommand {

    private final static SnapCommand instance = new SnapCommand();

    private SnapCommand() {
    }

    public static SnapCommand getInstance() {
        return instance;
    }


    /**
     * 抓拍命令
     *
     * @param sn
     * @param orderId
     * @param url
     * @return
     */
    public String buildSnap(String sn, String orderId, String url) {

        JSONObject jsonObject = new JSONObject();
        jsonObject.put("sn", sn);
        jsonObject.put("functionId", SnapUtils.FUNC_ID_1);
        jsonObject.put("orderId", orderId);
        jsonObject.put("sn", sn);

        JSONObject jsonContent = new JSONObject();
        jsonContent.put("url", url);

        jsonObject.put("content", jsonContent);

        return SnapUtils.MSG_BEGIN + jsonObject.toJSONString() + SnapUtils.MSG_END;
    }

}