using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace NDSD_TouchSocket
{
    public class SendAnalysis
    {
        private string DOperateHead = "01 05 00 ";
        private string DOpenData = " FF 00";
        private string DCloseData = " 00 00";

        //开启
        public byte[] DOpenDataAnalysis(byte port)
        {
            string CrcData = DOperateHead + port.ToString("X2") + DOpenData; //结合
            return CrcCombine(CrcData);
        }

        //关闭
        public byte[] DCloseDataAnlysis(byte port)
        {
            string CrcData = DOperateHead + port.ToString("X2") + DCloseData; //结合
            return CrcCombine(CrcData);
        }

        //结合CRC
        public byte[] CrcCombine(string CrcData)
        {
            byte[] body = CrcData.ToBytesFromHexString(); //byte的校验体
            int crc = CRC16.CalculateCRC(body, body.Length); //int32CRC值
            byte highByte = (byte)(crc >> 8); // 获取高字节
            byte lowByte = (byte)(crc & 0xFF); // 获取低字节
            byte[] crcBytes = { lowByte, highByte };
            return body.Concat(crcBytes).ToArray();
        }

    }

    
}