using SLH.SSDMS.Common;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SLH.SSDMS.Services.serviceImpl
{
    public class ReturnBuffer : IReturnBuffer
    {

        public byte[] HeartAnalysisResult(int status, byte terminal)
        {
            byte[] buffer = new byte[10];
            buffer[0] = 0xA5;
            buffer[1] = 0x5A;
            buffer[2] = 0x00;
            buffer[3] = 0x04;
            buffer[4] = 0x62;
            buffer[5] = terminal;
            buffer[6] = Convert.ToByte(status); //状态

            //取数据长度
            byte[] dataLength = new byte[2];
            dataLength[0] = buffer[2];
            dataLength[1] = buffer[3];
            int dataLen = StringChange.bytesToHexStr(dataLength, dataLength.Length).ToInt() + 1;

            //取长度、类型、数据计算校验
            byte[] calByte = new byte[dataLen];
            Array.Copy(buffer, 2, calByte, 0, dataLen);
            buffer[7] = Convert.ToByte(checkUtil.BCC(calByte));//校验
            buffer[8] = 0x0D;
            buffer[9] = 0x0A;
            return buffer;
        }

        public byte[] ReadAnalysisResult(int status, byte terminal)
        {
            byte[] buffer = new byte[10];
            buffer[0] = 0xA5;
            buffer[1] = 0x5A;
            buffer[2] = 0x00;
            buffer[3] = 0x04;
            buffer[4] = 0x84;
            buffer[5] = terminal;
            buffer[6] = Convert.ToByte(status); //状态

            //取数据长度
            byte[] dataLength = new byte[2];
            dataLength[0] = buffer[2];
            dataLength[1] = buffer[3];
            int dataLen = StringChange.bytesToHexStr(dataLength, dataLength.Length).ToInt() + 1;

            //取长度、类型、数据计算校验
            byte[] calByte = new byte[dataLen];
            Array.Copy(buffer, 2, calByte, 0, dataLen);
            buffer[7] = Convert.ToByte(checkUtil.BCC(calByte));//校验
            buffer[8] = 0x0D;
            buffer[9] = 0x0A;
            return buffer;
        }

        public byte[] HaltBuffer()
        {
            byte[] buffer = new byte[14];
            buffer[0] = 0xA5;
            buffer[1] = 0x5A;
            buffer[2] = 0x00;
            buffer[3] = 0x08;
            buffer[4] = 0xA4;
            buffer[5] = 0xFF;
            buffer[6] = 0x01;
            buffer[7] = 0x01;
            buffer[8] = 0x00;
            buffer[9] = 0x00;
            buffer[10] = 0x00;
            buffer[11] = 0x53;
            buffer[12] = 0x0D;
            buffer[13] = 0x0A;
            return buffer;
        }
    }
}