using Cognex.VisionPro;
using MvCamCtrl.NET;
using SqlSugar.DistributedSystem.Snowflake;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Data.SqlTypes;
using System.Diagnostics;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using static MvCamCtrl.NET.MyCamera;

namespace LampInspectionMachine.Cameralibs.HKCamera
{
    public class MvCamera : ICamera, INotifyPropertyChanged
    {
        #region 字段
        private Thread m_hReceiveThread;
        #endregion

        #region 属性

        public CameraBrand CameraBrand { get => CameraBrand.HikRobot_MVS; }

        public string Name { get; private set; }
        public Guid ID { get; private set; }
        public string ManufacturerName { get; private set; }

        public string ModelName { get; private set; }

        public string SerialNumber { get; private set; }

        public CameraType CameraType { get; private set; }

        MvCameraAcqTool.MvCameraAcqTool mvCameraAcq;

        public MyCamera.MV_CC_DEVICE_INFO CameraInfo { get; private set; }

        public UInt32 ImageWidth { get; private set; }

        public UInt32 ImageHeight { get; private set; }

        public MvCamCtrl.NET.MvGvspPixelType PixelType { get; private set; }

        private bool _IsGrabbing;

        /// <summary>
        /// 正在采集
        /// </summary>
        public bool IsGrabbing
        {
            get { return _IsGrabbing; }
            private set { SetProperty(ref _IsGrabbing, value); }
        }

        private ICogImage _Image;

        public ICogImage Image
        {
            get { return _Image; }
            private set { SetProperty(ref _Image, value); }
        }

        public bool IsConnected { get; private set; }

        private bool IsHaveCamera = false;

        /// <summary>
        /// 采集用时
        /// </summary>
        public TimeSpan TotalTime { get; private set; }

        /// <summary>
        /// 错误信息
        /// </summary>
        public string ErrorMessage { get; private set; }
        #endregion

        #region 事件
        public event Action<ICogImage,TimeSpan,string> ImageCallbackEvent;
        public event Action<Guid, bool> CameraConnectChangedEvent;
        #endregion

        public MvCamera(Guid _ID, string _SerialNumber)
        {
            ID = _ID;
            SerialNumber = _SerialNumber;
            mvCameraAcq = new MvCameraAcqTool.MvCameraAcqTool();
            MyCamera.MV_CC_DEVICE_INFO_LIST stDeviceList = default(MyCamera.MV_CC_DEVICE_INFO_LIST);
            mvCameraAcq.EnumDeivce(ref stDeviceList);
            MyCamera.MV_CC_DEVICE_INFO device = default(MyCamera.MV_CC_DEVICE_INFO);
            for ( int i = 0; i < stDeviceList.nDeviceNum; i++ )
            {
                device = ( MyCamera.MV_CC_DEVICE_INFO ) Marshal.PtrToStructure(stDeviceList.pDeviceInfo[ i ], typeof(MyCamera.MV_CC_DEVICE_INFO));
                if ( device.nTLayerType == CSystem.MV_GIGE_DEVICE )
                {
                    MV_GIGE_DEVICE_INFO stGigEDeviceInfo = (MV_GIGE_DEVICE_INFO)MyCamera.ByteToStruct(device.SpecialInfo.stGigEInfo, typeof(MV_GIGE_DEVICE_INFO));
                    if ( string.Equals(stGigEDeviceInfo.chSerialNumber, _SerialNumber) )
                    {
                        ManufacturerName = stGigEDeviceInfo.chManufacturerName;
                        ModelName = stGigEDeviceInfo.chModelName;
                        SerialNumber = stGigEDeviceInfo.chSerialNumber;
                        CameraType = CameraType.GIGE;
                        CameraInfo = device;
                        IsHaveCamera = true;
                        break;
                    }
                }
                else if ( device.nTLayerType == CSystem.MV_USB_DEVICE )
                {
                    MV_USB3_DEVICE_INFO usbInfo = (MV_USB3_DEVICE_INFO)MyCamera.ByteToStruct(device.SpecialInfo.stUsb3VInfo, typeof(MV_USB3_DEVICE_INFO));
                    if ( string.Equals(usbInfo.chSerialNumber, _SerialNumber) )
                    {
                        ManufacturerName = usbInfo.chManufacturerName;
                        ModelName = usbInfo.chModelName;
                        SerialNumber = usbInfo.chSerialNumber;
                        CameraType = CameraType.USB;
                        CameraInfo = device;
                        IsHaveCamera = true;
                        break;
                    }
                }
            }
            IsConnected = false;
        }

        #region 方法

        public  List<string> GetListEnum()
        {
            GC.Collect();
            mvCameraAcq = new MvCameraAcqTool.MvCameraAcqTool();
            MyCamera.MV_CC_DEVICE_INFO_LIST stDeviceList = default(MyCamera.MV_CC_DEVICE_INFO_LIST);
            mvCameraAcq.EnumDeivce(ref stDeviceList);

            List<string> listsn = new List<string>();
            MyCamera.MV_CC_DEVICE_INFO device = default(MyCamera.MV_CC_DEVICE_INFO);
            for ( int i = 0; i < stDeviceList.nDeviceNum; i++ )
            {
                device = ( MyCamera.MV_CC_DEVICE_INFO ) Marshal.PtrToStructure(stDeviceList.pDeviceInfo[ i ], typeof(MyCamera.MV_CC_DEVICE_INFO));

                if ( device.nTLayerType == CSystem.MV_GIGE_DEVICE )
                {
                    MV_GIGE_DEVICE_INFO stGigEDeviceInfo = (MV_GIGE_DEVICE_INFO)MyCamera.ByteToStruct(device.SpecialInfo.stGigEInfo, typeof(MV_GIGE_DEVICE_INFO));
                    listsn.Add(stGigEDeviceInfo.chSerialNumber);

                }
                else if ( device.nTLayerType == CSystem.MV_USB_DEVICE )
                {
                    MV_USB3_DEVICE_INFO usbInfo = (MV_USB3_DEVICE_INFO)MyCamera.ByteToStruct(device.SpecialInfo.stUsb3VInfo, typeof(MV_USB3_DEVICE_INFO));
                    listsn.Add(usbInfo.chSerialNumber);
                }
            }

            return listsn;
        }

        /// <summary>
        /// 打开相机
        /// </summary>
        /// <returns></returns>
        /// <exception cref="Exception"></exception>
        public bool OpenDevice()
        {
            if ( !IsHaveCamera )
            {
                mvCameraAcq = new MvCameraAcqTool.MvCameraAcqTool();
                MyCamera.MV_CC_DEVICE_INFO_LIST stDeviceList = default(MyCamera.MV_CC_DEVICE_INFO_LIST);
                mvCameraAcq.EnumDeivce(ref stDeviceList);
                MyCamera.MV_CC_DEVICE_INFO device = default(MyCamera.MV_CC_DEVICE_INFO);
                for ( int i = 0; i < stDeviceList.nDeviceNum; i++ )
                {
                    device = ( MyCamera.MV_CC_DEVICE_INFO ) Marshal.PtrToStructure(stDeviceList.pDeviceInfo[ i ], typeof(MyCamera.MV_CC_DEVICE_INFO));
                    if ( device.nTLayerType == CSystem.MV_GIGE_DEVICE )
                    {
                        MV_GIGE_DEVICE_INFO stGigEDeviceInfo = (MV_GIGE_DEVICE_INFO)MyCamera.ByteToStruct(device.SpecialInfo.stGigEInfo, typeof(MV_GIGE_DEVICE_INFO));
                        if ( string.Equals(stGigEDeviceInfo.chSerialNumber, SerialNumber) )
                        {
                            ManufacturerName = stGigEDeviceInfo.chManufacturerName;
                            ModelName = stGigEDeviceInfo.chModelName;
                            SerialNumber = stGigEDeviceInfo.chSerialNumber;
                            CameraType = CameraType.GIGE;
                            CameraInfo = device;
                            IsHaveCamera = true;
                            break;
                        }
                    }
                    else if ( device.nTLayerType == CSystem.MV_USB_DEVICE )
                    {
                        MV_USB3_DEVICE_INFO usbInfo = (MV_USB3_DEVICE_INFO)MyCamera.ByteToStruct(device.SpecialInfo.stUsb3VInfo, typeof(MV_USB3_DEVICE_INFO));
                        if ( string.Equals(usbInfo.chSerialNumber, SerialNumber) )
                        {
                            ManufacturerName = usbInfo.chManufacturerName;
                            ModelName = usbInfo.chModelName;
                            SerialNumber = usbInfo.chSerialNumber;
                            CameraType = CameraType.USB;
                            CameraInfo = device;
                            IsHaveCamera = true;
                            break;
                        }
                    }
                }
                if ( !IsHaveCamera )
                {
                    throw new Exception("没有发现相机");
                }
            }

            mvCameraAcq.OpenDevice(CameraInfo);
            mvCameraAcq.AutoExposure = false;
            mvCameraAcq.TriggerMode = false;
            if ( !IsConnected )
            {
                CameraConnectChangedEvent?.Invoke(ID, true);
            }
            IsConnected = mvCameraAcq.bIsOpened;
            return IsConnected;
        }
        /// <summary>
        /// 关闭相机
        /// </summary>
        public void CloseDevice()
        {
            // ch:关闭设备 | en:Close Device
            mvCameraAcq.CloseDevice();
        }

        public void SetTriggerModeOn() 
        {
            mvCameraAcq.TriggerMode = true;
        }
        public void SetTriggerModeOff()
        {
            mvCameraAcq.TriggerMode = false;

        }
        public void SetTriggerSoftware(int value = 7)
        {
              // 设置触发源为Line0
            mvCameraAcq.TriggerSoftware =value ;
            CCamera.RegisterImageCallBackEx(, IntPtr.Zero);
        }

        /// <summary>
        /// 采集图像
        /// </summary>
        /// <returns></returns>
        public ICogImage Grab()
        {
            Stopwatch sw = Stopwatch.StartNew();
            for ( int i = 0; i < 5; i++ )
            {
                try
                {
                    if ( !mvCameraAcq.bIsOpened )
                    {
                        OpenDevice();
                    }
                    mvCameraAcq.Run();
                    if ( mvCameraAcq.RunStatus.Result == CogToolResultConstants.Accept )
                    {
                        ErrorMessage = "";
                        Image = mvCameraAcq.OutputImage;
                        if ( !IsConnected )
                        {
                            IsConnected = true;
                            CameraConnectChangedEvent?.Invoke(ID, true);
                        }
                        TotalTime = sw.Elapsed;
                        ImageCallbackEvent?.Invoke(Image, TotalTime, ErrorMessage);
                        return Image;
                    }
                    else
                    {
                        ErrorMessage = mvCameraAcq.RunStatus.Message;
                        CloseDevice();
                        OpenDevice();
                    }
                }
                catch ( Exception ex )
                {
                    CloseDevice();
                    OpenDevice();
                    ErrorMessage = ex.Message;
                }
            }
            if ( IsConnected )
            {
                IsConnected = false;
                CameraConnectChangedEvent?.Invoke(ID, false);
            }
            return null;
        }

        /// <summary>
        /// 开始采集图像
        /// </summary>
        public void StartGrabbing()
        {
            if ( IsGrabbing )
                return;
            IsGrabbing = true;
            m_hReceiveThread = new Thread(GetStreamThreadProc) { IsBackground = true };
            m_hReceiveThread.Start();
        }

        /// <summary>
        /// 停止采集图像
        /// </summary>
        public void StopGrabbing()
        {
            try
            {
                if ( IsGrabbing )
                {
                    IsGrabbing = false;
                    Thread.Sleep(1000);
                    if ( m_hReceiveThread != null )
                    {
                        m_hReceiveThread.Abort();
                        m_hReceiveThread = null;
                    }
                }
            }
            catch ( Exception )
            {

            }
        }

        /// <summary>
        /// 设置曝光时间
        /// </summary>
        /// <param name="ExposureTime"></param>
        /// <returns></returns>
        public bool SetExposureTime(float ExposureTime)
        {
            if ( !mvCameraAcq.bIsOpened )
                return false;
            mvCameraAcq.ExposureTime = ( double ) ExposureTime;
            return true;
        }

        /// <summary>
        /// 获取曝光时间
        /// </summary>
        /// <returns></returns>
        public float GetExposureTime()
        {
            if ( !mvCameraAcq.bIsOpened )
                return 0;
            return ( float ) mvCameraAcq.ExposureTime;
        }

        /// <summary>
        /// 设置增益
        /// </summary>
        /// <param name="Gain"></param>
        /// <returns></returns>
        public bool SetGain(float Gain)
        {
            if ( !mvCameraAcq.bIsOpened )
                return false;
            mvCameraAcq.AnalogGain = ( double ) Gain;
            return true;
        }

        /// <summary>
        /// 获取增益
        /// </summary>
        /// <returns></returns>
        public float GetGain()
        {
            if ( !mvCameraAcq.bIsOpened )
                return 0;
            return ( float ) mvCameraAcq.AnalogGain;
        }

        private void GetStreamThreadProc()
        {
            while ( IsGrabbing )
            {
                try
                {
                    Grab();
                    ImageCallbackEvent?.Invoke(Image, TotalTime, ErrorMessage);
                }
                catch ( Exception )
                {

                }
                Thread.Sleep(10);
            }
            IsGrabbing = false;
        }
        #endregion

        #region 属性通知
        /// <summary>
        /// Occurs when a property value changes.
        /// </summary>
        public event PropertyChangedEventHandler PropertyChanged;

        /// <summary>
        /// Checks if a property already matches a desired value. Sets the property and
        /// notifies listeners only when necessary.
        /// </summary>
        /// <typeparam name="T">Type of the property.</typeparam>
        /// <param name="storage">Reference to a property with both getter and setter.</param>
        /// <param name="value">Desired value for the property.</param>
        /// <param name="propertyName">Name of the property used to notify listeners. This
        /// value is optional and can be provided automatically when invoked from compilers that
        /// support CallerMemberName.</param>
        /// <returns>True if the value was changed, false if the existing value matched the
        /// desired value.</returns>
        protected virtual bool SetProperty<T>(ref T storage, T value, [CallerMemberName] string propertyName = null)
        {
            if ( EqualityComparer<T>.Default.Equals(storage, value) ) return false;

            storage = value;
            RaisePropertyChanged(propertyName);

            return true;
        }

        /// <summary>
        /// Checks if a property already matches a desired value. Sets the property and
        /// notifies listeners only when necessary.
        /// </summary>
        /// <typeparam name="T">Type of the property.</typeparam>
        /// <param name="storage">Reference to a property with both getter and setter.</param>
        /// <param name="value">Desired value for the property.</param>
        /// <param name="propertyName">Name of the property used to notify listeners. This
        /// value is optional and can be provided automatically when invoked from compilers that
        /// support CallerMemberName.</param>
        /// <param name="onChanged">Action that is called after the property value has been changed.</param>
        /// <returns>True if the value was changed, false if the existing value matched the
        /// desired value.</returns>
        protected virtual bool SetProperty<T>(ref T storage, T value, Action onChanged, [CallerMemberName] string propertyName = null)
        {
            if ( EqualityComparer<T>.Default.Equals(storage, value) ) return false;

            storage = value;
            onChanged?.Invoke();
            RaisePropertyChanged(propertyName);

            return true;
        }

        /// <summary>
        /// Raises this object's PropertyChanged event.
        /// </summary>
        /// <param name="propertyName">Name of the property used to notify listeners. This
        /// value is optional and can be provided automatically when invoked from compilers
        /// that support <see cref="CallerMemberNameAttribute"/>.</param>
        protected void RaisePropertyChanged([CallerMemberName] string propertyName = null)
        {
            OnPropertyChanged(new PropertyChangedEventArgs(propertyName));
        }

        /// <summary>
        /// Raises this object's PropertyChanged event.
        /// </summary>
        /// <param name="args">The PropertyChangedEventArgs</param>
        protected virtual void OnPropertyChanged(PropertyChangedEventArgs args)
        {
            PropertyChanged?.Invoke(this, args);
        }

        public bool CheckImageCallbackEvent(Action<ICogImage, TimeSpan, string> CamCallBack)
        {
            if ( ImageCallbackEvent==null||!ImageCallbackEvent.GetInvocationList().Contains(CamCallBack) ) 
            {
                return true;
            }
            return false;
        }
        #endregion
    }
}