using CompressorXN_Common;
using System;
using System.Text;
using USB2XXX;

namespace CompressorXN_Communication.TuMos
{
    public class BaseTMS
    {
        private static USB_DEVICE.DEVICE_INFO DevInfo = new USB_DEVICE.DEVICE_INFO();
        private static Int32[] DevHandles = new Int32[20];
        protected static int DevHandle = 0;
        protected static Byte WriteCANIndex = 0;
        protected static Byte ReadCANIndex = 0;
        private static bool state;
        private static Int32 DevNum = 0;

        /// <summary>
        /// 打开设备
        /// </summary>
        /// <returns></returns>
        public static (bool isOk, string msg) OpenDevice()
        {
            return (true, "连接成功");
            //扫描查找设备
            DevNum = USB_DEVICE.USB_ScanDevice(DevHandles);
            if (DevNum <= 0)
            {
                return (false, $"无设备连接!");
            }

            DevHandle = DevHandles[0];
            //打开设备
            state = USB_DEVICE.USB_OpenDevice(DevHandle);
            if (!state)
            {
                return (false, $"打开设备异常：state={state}!");
            }

            //获取固件信息
            StringBuilder FuncStr = new StringBuilder(256);
            state = USB_DEVICE.DEV_GetDeviceInfo(DevHandle, ref DevInfo, FuncStr);
            if (!state)
            {
                return (false, $"获取设备信息异常：state={state}!");
            }
            else
            {
                Console.WriteLine($"{DateTime.Now}>>>>Firmware Info:");
                Console.WriteLine("    Name:" + Encoding.Default.GetString(DevInfo.FirmwareName));
                Console.WriteLine("    Build Date:" + Encoding.Default.GetString(DevInfo.BuildDate));
                Console.WriteLine("    Firmware Version:v{0}.{1}.{2}", (DevInfo.FirmwareVersion >> 24) & 0xFF, (DevInfo.FirmwareVersion >> 16) & 0xFF, DevInfo.FirmwareVersion & 0xFFFF);
                Console.WriteLine("    Hardware Version:v{0}.{1}.{2}", (DevInfo.HardwareVersion >> 24) & 0xFF, (DevInfo.HardwareVersion >> 16) & 0xFF, DevInfo.HardwareVersion & 0xFFFF);
                Console.WriteLine("    Functions:" + DevInfo.Functions.ToString("X8"));
                Console.WriteLine("    Functions String:" + FuncStr);
            }
            GlobalVar.DevHandle = DevHandle;

            return (true, "连接成功");
        }

        /// <summary>
        /// 初始化CAN
        /// </summary>
        /// <param name="bps"></param>
        public static void CanInit(uint bps)
        {
            USB2CAN.CAN_INIT_CONFIG CANConfig = new USB2CAN.CAN_INIT_CONFIG();
            //波特率
            var ret = USB2CAN.CAN_GetCANSpeedArg(DevHandle, ref CANConfig, bps);
            if (ret != USB2CAN.CAN_SUCCESS)
            {
                Console.WriteLine("Get CAN Speed failed!");
                return;
            }
            else
            {
                Console.WriteLine("Get CAN Speed Success!");
            }
            //初始化配置CAN
            CANConfig.CAN_Mode = 0x80;//正常模式
            CANConfig.CAN_ABOM = 0;//禁止自动离线
            CANConfig.CAN_NART = 1;//禁止报文重传
            CANConfig.CAN_RFLM = 0;//FIFO满之后覆盖旧报文
            CANConfig.CAN_TXFP = 1;//发送请求决定发送顺序
            ret = USB2CAN.CAN_Init(DevHandle, WriteCANIndex, ref CANConfig);

            if (ret != USB2CAN.CAN_SUCCESS)
            {
                Console.WriteLine("Config Send CAN failed!");
                return;
            }
            else
            {
                Console.WriteLine("Config Send CAN Success!");
            }
            //配置过滤器，接收所有数据
            //int[] pIdList = new int[1] { Convert.ToInt32(GlobalVar.agreementMsgVM.ReciveId, 16) };
            //byte idListLen = 1;
            //ret = USB2CAN.CAN_FilterList_Init(DevHandle, ReadCANIndex, pIdList, idListLen);
            //if (ret != USB2CAN.CAN_SUCCESS)
            //{
            //    Console.WriteLine("Config CAN Filter failed!");
            //    return;
            //}
            //else
            //{
            //    Console.WriteLine("Config CAN Filter Success!");
            //}

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