using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WPFWCSDemo.Models.Devices.CircleRGVStation;

namespace WPFWCSDemo.Utilities
{
    public class Checksum
    {
        /// <summary>
        /// 字节数拆分求和
        /// </summary>
        /// <returns></returns>
        public static short GetChecksum(int number)
        {
            byte byte1 = (byte)(number >> 24);
            byte byte2 = (byte)(number >> 16);
            byte byte3 = (byte)(number >> 8);
            byte byte4 = (byte)(number);

            int sum = byte1 + byte2 + byte3 + byte4;

            return (short)sum;
        }

        public static short GetChecksum(short number)
        {
            byte byte1 = (byte)(number >> 8);
            byte byte2 = (byte)(number);

            int sum = byte1 + byte2;

            return (short)sum;
        }



        /// <summary>
        /// 获取校验码---字节拆分求和
        /// </summary>
        /// <param name="circleRGVStationCommand"></param>
        /// <returns></returns>
        public static short GetChecksum(CircleRGVStationCommand circleRGVStationCommand)
        {
            return Convert.ToInt16(GetChecksum((short)circleRGVStationCommand.Write_DeviceNumber) +
                   GetChecksum((short)circleRGVStationCommand.Write_SourceLocation) +
                   GetChecksum((short)circleRGVStationCommand.Write_TargetLocation) +
                   GetChecksum((short)circleRGVStationCommand.Write_TaskType) +
                   GetChecksum(circleRGVStationCommand.Write_TaskNumber) +
                   GetChecksum((short)1));
        }

    }
}