using BPA.Helper;
 
using BPASmartClient.SerialPort;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


namespace BPASmartClient.KHKJ
{
    public class KHKJMachine
    {
        //通讯代理
        SerialPortClient commProxy = null;
        //数据仓库
        private DataStorage<byte> dataStorage = new DataStorage<byte>();

        //是否下发指令，主线程等待
        private bool free = false;

        //状态询问指令
        private byte[] cmdAsk;

        public KHKJMachine()
        {
           
            MainLoop();
        }

        public void Communication(string serialPort)
        {
            commProxy = new SerialPortClient(serialPort, BaudRates.BR_9600);
            commProxy.SetDataStorage(dataStorage);
            commProxy.Start();
            free = true;

        }

        private void MainLoop()
        {
            TaskManage.GetInstance.StartLong(new Action(() =>
            {
                if (!free)
                {
                    commProxy.SendData(cmdAsk);
                }
                Thread.Sleep(500);
            }), "KHKJ询问线程");

            TaskManage.GetInstance.StartLong(new Action(() =>
            {
                ResolveMsg();
            }), "KHKJ解析线程");
        }

        private void ResolveMsg()
        {
            List<byte> temp = new List<byte>();
            //一系列解包
            while (dataStorage.GetSize() > 0)
            {
                byte item = dataStorage.GetData();
                List<byte> data = new List<byte>() { item };
                if (Encoding.ASCII.GetString(data.ToArray()) == ":")
                {
                    temp.Add(item);
                    while (dataStorage.GetSize() < 32) { Thread.Sleep(5); }

                    while (temp.Count < 32)
                    {
                        temp.Add(dataStorage.GetData());
                    }
                    List<byte> vs = new List<byte>() { temp[temp.Count - 4], temp[temp.Count - 3], temp[temp.Count - 2], temp[temp.Count - 1] };

                    string t = Encoding.ASCII.GetString(vs.ToArray()).ToLower();
                    var package = Encoding.ASCII.GetString(temp.ToArray());
                    //if (package.Contains("\\r\\n"))
                    //{
                    //    ProcessMsg(package);
                    //}
                    temp.Clear();
                }
                continue;
            }
            Thread.Sleep(500);
        }

        public  void Stop()
        {
            try
            {
                commProxy.Stop();
                free = true;
            }
            catch (Exception ex)
            {
                MessageLog.GetInstance.ShowEx($"BPASmartClient.KLMCoffee 中引发错误,CoffeeMachine 类,描述：[{ex.Message}]");
            }
        }


        /// <summary>
        /// 16进制转字节数组
        /// </summary>
        /// <param name="hexstring"></param>
        /// <returns></returns>
        public  byte[] HexStringToByteArray( string hexstring)
        {
            var byteArray = new byte[hexstring.Length/2];
            for (int i = 0; i < byteArray.Length; i++)
            {
                var x = Convert.ToInt32(hexstring.Substring(i * 2, 2), 16);
                byteArray[i] = (byte)x;
            }
            return byteArray;
        }
    }
}