using CompressorXN_Common;
using CompressorXN_Log;
using CompressorXN_Model.Enums;
using System;
using System.Runtime.InteropServices;
using System.Threading;
using thinger.DataConvertLib;
using USB2XXX;

namespace CompressorXN_Communication.TuMos
{
    public class TMSCANHelper : BaseTMS
    {
        private static Int32 SendMsgNum = 0;
        private static Int32 ret = 0;

        private static Thread CANSendMsgThread = null;
        //private static Thread CANSenAdditionalMsgThread = null;
        private static Thread CANReadMsgThread = null;

        /// <summary>
        /// 启动线程
        /// </summary>
        public static void CAN_StartTask()
        {
            //清空接收缓冲区数据
            ret = USB2CAN.CAN_ClearMsg(DevHandle, ReadCANIndex);
            if (ret != USB2CAN.CAN_SUCCESS)
            {
                Console.WriteLine("Clear Message Failed!");
                return;
            }
            else
            {
                Console.WriteLine("Clear Message Success!");
            }

            //启动CAN接收数据
            ret = USB2CAN.CAN_StartGetMsg(DevHandle, ReadCANIndex);
            if (ret != USB2CAN.CAN_SUCCESS)
            {
                Console.WriteLine("Start CAN failed!");
                return;
            }
            else
            {
                Console.WriteLine("Start CAN Success!");
            }

            if (CANReadMsgThread == null)
            {
                CANReadMsgThread = new Thread(new ThreadStart(ReadCanMsgThread));
                CANReadMsgThread.Start();
               
            }
            if (CANSendMsgThread == null)
            {
                CANSendMsgThread = new Thread(new ThreadStart(SendCanMsgThread));
                CANSendMsgThread.Start();
            }

            GlobalVar.CAN_ReadMsgFlag = true;

            GlobalVar.CAN_SendMsgFlag = true;
            // CANSendMsgThread = new Thread(new ThreadStart(SendCanMsgThread));
            //// CANSenAdditionalMsgThread = new Thread(new ThreadStart(SendAdditionalCanMsg));

            // CANReadMsgThread = new Thread(new ThreadStart(ReadCanMsgThread));

            // //清空接收缓冲区数据
            // ret = USB2CAN.CAN_ClearMsg(DevHandle, ReadCANIndex);
            // if (ret != USB2CAN.CAN_SUCCESS)
            // {
            //     Console.WriteLine("Clear Message Failed!");
            //     return;
            // }
            // else
            // {
            //     Console.WriteLine("Clear Message Success!");
            // }

            // //启动CAN接收数据
            // ret = USB2CAN.CAN_StartGetMsg(DevHandle, ReadCANIndex);
            // if (ret != USB2CAN.CAN_SUCCESS)
            // {
            //     Console.WriteLine("Start CAN failed!");
            //     return;
            // }
            // else
            // {
            //     Console.WriteLine("Start CAN Success!");
            // }

            // //启动接收数据线程
            // GlobalVar.CAN_ReadMsgFlag = true;
            // CANReadMsgThread.Start();
            // //CANSenAdditionalMsgThread.Start();

            // //启动发送数据线程
            // GlobalVar.CAN_SendMsgFlag = true;
            // CANSendMsgThread.Start();
        }

        /// <summary>
        /// 停止线程
        /// </summary>
        public static void CAN_StopTask()
        {
            GlobalVar.CAN_SendMsgFlag = false;
        }

        /// <summary>
        /// 发送CAN数据
        /// </summary>
        public static void SendCanMsgThread()
        {
            while (true)
            {
                if (!GlobalVar.CAN_SendMsgFlag)
                {
                    Thread.Sleep(10);
                    continue;
                }
                USB2CAN.CAN_MSG[] CanMsg = new USB2CAN.CAN_MSG[1];
                CanMsg[0] = new USB2CAN.CAN_MSG
                {
                    ExternFlag = GlobalVar.agreementMsgVM.FrameType == "EXTEND" ? (byte)1 : (byte)0, //bit[0] - 是否是扩展帧,bit[7] - 当前帧为错误帧
                    RemoteFlag = 0,//bit[0]-是否是远程帧,bit[6..5]-当前帧通道号，bit[7]-发送帧标志
                    ID = Convert.ToUInt32(GlobalVar.agreementMsgVM.SendId, 16),//报文ID
                    DataLen = (byte)(GlobalVar.agreementMsgVM.FrameLen & 0xFF)//数据长度(<=8)，即Data中有效数据长度
                };
                switch (GlobalVar.stepEnum)
                {
                    case StepEnum.idling:
                        string idlingHex = GlobalVar.agreementMsgVM.IdlingHex;
                        if (!string.IsNullOrEmpty(idlingHex))
                        {
                            CanMsg[0].Data = ByteArrayLib.GetByteArrayFromHexString(idlingHex);
                        }
                        break;
                    case StepEnum.speed1:
                        string speed1Hex = GlobalVar.agreementMsgVM.Speed1Hex;
                        if (!string.IsNullOrEmpty(speed1Hex))
                        {

                            Console.WriteLine($"{DateTime.Now.ToString("mm:ss fff")}：speed1Hex=={speed1Hex}");
                            CanMsg[0].Data = ByteArrayLib.GetByteArrayFromHexString(speed1Hex);
                        }
                        break;
                    case StepEnum.speed2:
                        string speed2Hex = GlobalVar.agreementMsgVM.Speed2Hex;
                        if (!string.IsNullOrEmpty(speed2Hex))
                        {
                            Console.WriteLine($"{DateTime.Now.ToString("mm:ss fff")}：speed2Hex=={speed2Hex}");
                            CanMsg[0].Data = ByteArrayLib.GetByteArrayFromHexString(speed2Hex);
                        }
                        break;
                    case StepEnum.speed3:
                        string speed3Hex = GlobalVar.agreementMsgVM.Speed3Hex;
                        if (!string.IsNullOrEmpty(speed3Hex))
                        {
                            Console.WriteLine($"{DateTime.Now.ToString("mm:ss fff")}：speed3Hex=={speed3Hex}");
                            CanMsg[0].Data = ByteArrayLib.GetByteArrayFromHexString(speed3Hex);
                        }
                        break;
                    case StepEnum.endolead:
                        string endoleadHex = GlobalVar.agreementMsgVM.EndoleadHex;
                        if (string.IsNullOrEmpty(endoleadHex))
                        {
                            CanMsg[0].Data = ByteArrayLib.GetByteArrayFromHexString(endoleadHex);
                        }
                        break;
                    case StepEnum.singleDriver:
                        string singleDriverHex = GlobalVar.agreementMsgVM.SingleDriverHex;
                        if (!string.IsNullOrEmpty(singleDriverHex))
                        {
                            CanMsg[0].Data = ByteArrayLib.GetByteArrayFromHexString(singleDriverHex);
                        }
                        break;
                }

                int SendedNum = USB2CAN.CAN_SendMsg(DevHandle, WriteCANIndex, CanMsg, (UInt32)CanMsg.Length);
                if (SendedNum >= 0)
                {
                    SendMsgNum += SendedNum;
                    Console.WriteLine($"{DateTime.Now.ToString("mm:ss fff")}：Success send frames:{SendMsgNum}");
                }
                else
                {
                    Console.WriteLine("Send CAN data failed!");
                    break;
                }
                //附加报文
                if (!string.IsNullOrEmpty(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalSendId))
                {
                    Thread.Sleep(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalPeriod);
                    USB2CAN.CAN_MSG[] additionalCanMsg = new USB2CAN.CAN_MSG[1];
                    additionalCanMsg[0] = new USB2CAN.CAN_MSG
                    {
                        ExternFlag = GlobalVar.agreementMsgVM.FrameType == "EXTEND" ? (byte)1 : (byte)0, //bit[0] - 是否是扩展帧,bit[7] - 当前帧为错误帧
                        RemoteFlag = 0,//bit[0]-是否是远程帧,bit[6..5]-当前帧通道号，bit[7]-发送帧标志
                        ID = Convert.ToUInt32(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalSendId, 16),//报文ID
                        DataLen = 8,//数据长度(<=8)，即Data中有效数据长度
                        Data = ByteArrayLib.GetByteArrayFromHexString(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalContent)
                    };
                    SendedNum = USB2CAN.CAN_SendMsg(DevHandle, WriteCANIndex, additionalCanMsg, (UInt32)additionalCanMsg.Length);
                    if (SendedNum >= 0)
                    {
                        SendMsgNum += SendedNum;
                        Console.WriteLine("Success send frames:{0}", SendMsgNum);
                    }
                    else
                    {
                        Console.WriteLine("Send CAN data failed!");
                        break;
                    }
                }
                //Thread.Sleep(45);
                Thread.Sleep(GlobalVar.agreementMsgVM.SendPeriod);
            }
        }

        /// <summary>
        /// 发送附加报文
        /// </summary>
        public static void SendAdditionalCanMsg()
        {
            while (GlobalVar.CAN_SendMsgFlag)
            {
                //附加报文
                if (!string.IsNullOrEmpty(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalSendId))
                {
                    USB2CAN.CAN_MSG[] additionalCanMsg = new USB2CAN.CAN_MSG[1];
                    additionalCanMsg[0] = new USB2CAN.CAN_MSG
                    {
                        ExternFlag = GlobalVar.agreementMsgVM.FrameType == "EXTEND" ? (byte)1 : (byte)0, //bit[0] - 是否是扩展帧,bit[7] - 当前帧为错误帧
                        RemoteFlag = 0,//bit[0]-是否是远程帧,bit[6..5]-当前帧通道号，bit[7]-发送帧标志
                        ID = Convert.ToUInt32(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalSendId, 16),//报文ID
                        DataLen = 8,//数据长度(<=8)，即Data中有效数据长度
                        Data = ByteArrayLib.GetByteArrayFromHexString(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalContent)
                    };
                    int SendedNum = USB2CAN.CAN_SendMsg(DevHandle, WriteCANIndex, additionalCanMsg, (UInt32)additionalCanMsg.Length);
                    if (SendedNum >= 0)
                    {
                        SendMsgNum += SendedNum;
                        Console.WriteLine("Success send additional frames:{0}", SendMsgNum);
                    }
                    else
                    {
                        Console.WriteLine("Send CAN additional data failed!");
                        break;
                    }
                }
                Thread.Sleep(GlobalVar.agreementMsgVM.SendAdditionalRules.AdditionalPeriod);
            }
        }

        /// <summary>
        /// 接收CAN数据
        /// </summary>
        public static void ReadCanMsgThread()
        {
            while (true)
            {
                if (!GlobalVar.CAN_ReadMsgFlag)
                {
                    Thread.Sleep(10);
                    continue;
                }

                USB2CAN.CAN_MSG[] CanMsgBuffer = new USB2CAN.CAN_MSG[1024];
                //申请数据缓冲区
                IntPtr pt = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(USB2CAN.CAN_MSG)) * CanMsgBuffer.Length);

                int CanNum = USB2CAN.CAN_GetMsgWithSize(DevHandle, ReadCANIndex, pt, CanMsgBuffer.Length);
                if (CanNum > 0)
                {
                    for (int i = 0; i < CanNum; i++)
                    {
                        //从缓冲区中获取数据
                        CanMsgBuffer[i] = (USB2CAN.CAN_MSG)Marshal.PtrToStructure((IntPtr)((UInt32)pt + i * Marshal.SizeOf(typeof(USB2CAN.CAN_MSG))), typeof(USB2CAN.CAN_MSG));

                        //判断获取的是不是目标报文
                        if (CanMsgBuffer[i].ID == Convert.ToUInt32(GlobalVar.agreementMsgVM.ReciveId, 16) && CanMsgBuffer[i].DataLen == 8)
                        {
                            //如果信号值不为空，要过滤信号值
                            if (!string.IsNullOrEmpty(GlobalVar.agreementMsgVM.ReciveSignalVal))
                            {
                                Console.WriteLine("接收目标报文");
                                if (Convert.ToUInt32(GlobalVar.agreementMsgVM.ReciveSignalVal, 16) == CanMsgBuffer[i].Data[0])
                                {
                                    //记录日志
                                    //LogHelper.Error(null,$"CanMsgBuffer[{i}].ID={CanMsgBuffer[i].ID}；CanMsgBuffer[{i}].Data=" + StringLib.GetHexStringFromByteArray(CanMsgBuffer[i].Data));
                                    GetCANReciveValHelper.GetReciveVal(CanMsgBuffer[i].Data);//从接收报文中解析实际值
                                }
                            }
                            else
                            {
                                GetCANReciveValHelper.GetReciveVal(CanMsgBuffer[i].Data);//从接收报文中解析实际值
                            }
                        }
                    }
                }
                else if (CanNum < 0)
                {
                    Console.WriteLine("Get CAN data error!");
                    LogHelper.Error(null, "Get CAN data error!");
                    break;
                }
                //释放数据缓冲区，必须释放，否则程序运行一段时间后会报内存不足
                Marshal.FreeHGlobal(pt);
                //Thread.Sleep(GlobalVar.agreementMsgVM.RecivePeriod);
                Thread.Sleep(50);
            }
        }

        /// <summary>
        /// 获取CAN总状态
        /// </summary>
        private static void GetCanStatus()
        {
            USB2CAN.CAN_STATUS CANStatus = new USB2CAN.CAN_STATUS();
            ret = USB2CAN.CAN_GetStatus(DevHandle, WriteCANIndex, ref CANStatus);
            if (ret == USB2CAN.CAN_SUCCESS)
            {
                Console.WriteLine("TSR = {0:X8}", CANStatus.TSR);
                Console.WriteLine("ESR = {0:X8}", CANStatus.ESR);
                Console.WriteLine("CAN控制器接收错误计数 = {0}", CANStatus.RECounter);
                Console.WriteLine("CAN控制器发送错误计数 = {0}", CANStatus.TECounter);
                Console.WriteLine("最后的错误代码 = {0}", CANStatus.LECode);
            }
            else
            {
                Console.WriteLine("Get CAN status error!\n");
            }
        }
    }
}