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

namespace SLH.SSDMS.Collect
{
    public class AsyncSocket
    {
        private static AsyncSocketServer server = new AsyncSocketServer();

        private static IBufferParse bufferParse = new BufferParse();

        public static void init()
        {
            server.Completed += new Action<string, EnSocketAction>((key, enAction) =>
            {
                switch (enAction)
                {
                    case EnSocketAction.Connect:
                        LogHelper.Info(String.Format("接收到来自{0}的连接", key));
                        break;
                    case EnSocketAction.SendMsg:
                        LogHelper.Info(String.Format("向客户端{0}发送了一条消息", key));
                        break;
                    case EnSocketAction.Close:
                        LogHelper.Info(String.Format("{0}关闭了连接", key));
                        break;
                    default:
                        break;
                }
            });

            server.Received += new Action<string, byte[]>((key, msg) =>
            {
                string bufferStr = StringChange.bytesToHexStr(msg, msg.Length);
                LogHelper.Info(String.Format("收到客户端：{0}的数据：{1}", key, StringChange.bytesToHexStr(msg, msg.Length)));

                if(bufferStr.Contains("A55A") && bufferStr.Contains("0D0A"))
                {
                    byte[] bufferLength = msg.Skip(2).Take(2).ToArray();
                    int dataLen = Convert.ToInt32(StringChange.bytesToHexStr(bufferLength, bufferLength.Length), 16) + 1;

                    try
                    {
                        byte[] calByte = new byte[dataLen];
                        Array.Copy(msg, 2, calByte, 0, dataLen);

                        var info = checkUtil.BCC(calByte);

                        var test = msg[msg.Length - 2];

                        //判断校验
                        if (msg[msg.Length - 3] == info)
                        {
                            if (calByte[2] == 132)
                            {
                                sendMessage(bufferParse.ReadAnalysis(calByte).Result);
                            }

                            if (calByte[2] == 98)
                            {
                                sendMessage(bufferParse.HeartAnalysis(calByte).Result);
                            }

                            if (calByte[2] == 164)
                            {
                                //终端IO返回
                            }

                        }
                    }
                    catch (Exception ex)
                    {
                        LogHelper.Error("接收数据异常", ex);
                        throw;
                    }
                }
                else
                {

                    LogHelper.Info("异常指令:" + StringChange.bytesToHexStr(msg, msg.Length));
                }

            });

            server.StartAsync(7788);
        }

        private static void sendMessage(byte[] buffer)
        {
            server.SendAsync(buffer);
        }
    }
}