using MvCamCtrl.NET;
using Org.BouncyCastle.Asn1.Tsp;
using Prism.Commands;
using Prism.Mvvm;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Windows;
using TeamAAS_VP.Core;
using TeamAAS_VP.Core.Cameras;
using TeamAAS_VP.Enums;
using TeamAAS_VP.Events;
using TeamAAS_VP.Models;
using TeamAAS_VP.Resources.Languages;

namespace TeamAAS_VP.ViewModels.Setting
{
    public class AddCameraViewModel : BindableBase, IDialogAware
    {
        private CameraInfo _Camera;
        /// <summary>
        /// 相机
        /// </summary>
        public CameraInfo Camera
        {
            get { return _Camera; }
            set { SetProperty(ref _Camera, value); }
        }

        private ObservableCollection<CameraInfo> _CameraList=new ObservableCollection<CameraInfo>();

        public ObservableCollection<CameraInfo> CameraList
        {
            get { return _CameraList; }
            set { SetProperty(ref _CameraList, value); }
        }

        private CameraInfo _SelectCamera;
        /// <summary>
        /// 选中的相机
        /// </summary>
        public CameraInfo SelectCamera
        {
            get { return _SelectCamera; }
            set { SetProperty(ref _SelectCamera, value);
                try
                {
                    if (Camera != null)
                    {
                        Camera.SerialNumber = value.SerialNumber;
                        Camera.Model = value.Model;
                        Camera.ManufacturerName = value.ManufacturerName;
                        Camera.CameraType = value.CameraType;
                        Camera.CameraBrand = value.CameraBrand;
                        Camera.CameraIp = value.CameraIp;
                        Camera.IsFindByIp = value.IsFindByIp;
                    }
                }
                catch (Exception)
                {

                }
            }
        }

        private bool CanConfirm
        {
            get
            {
                if (Camera != null && SelectCamera != null && !string.IsNullOrEmpty(Camera.CameraName) && !string.IsNullOrEmpty(Camera.SerialNumber) && !string.IsNullOrEmpty(Camera.Model))
                {
                    return true;
                }
                else
                {
                    return false;
                }
            }
        }

        private DelegateCommand _ConfirmCommand;
        public DelegateCommand ConfirmCommand =>
            _ConfirmCommand ?? (_ConfirmCommand = new DelegateCommand(ExecuteConfirmCommand).ObservesCanExecute(()=> CanConfirm).ObservesProperty(()=> Camera.CameraName).ObservesProperty(()=> SelectCamera));

        void ExecuteConfirmCommand()
        {
            if (string.IsNullOrEmpty(Camera.CameraName))
            {
                return;
            }

            if (!FileHelper.CheckFileName(Camera.CameraName))
            {
                MessageBox.Show(Lang.AddCameraVM_message1,"AAS",MessageBoxButton.OK,MessageBoxImage.Error);
                return;
            }

            IDialogParameters parameters = new DialogParameters();
            parameters.Add("Camera", Camera);
            Tuple<bool, CameraInfo> rest = new Tuple<bool, CameraInfo>(false, Camera);
            RequestClose?.Invoke(new DialogResult(ButtonResult.OK, parameters));
        }

        private DelegateCommand _CancelCommand;
        public DelegateCommand CancelCommand =>
            _CancelCommand ?? (_CancelCommand = new DelegateCommand(ExecuteCancelCommand));

        void ExecuteCancelCommand()
        {
            IDialogParameters parameters = new DialogParameters();
            parameters.Add("Camera", Camera);
            Tuple<bool, CameraInfo> rest = new Tuple<bool, CameraInfo>(false, Camera);
            RequestClose?.Invoke(new DialogResult(ButtonResult.Cancel, parameters));
        }

        public AddCameraViewModel()
        {

        }

        public string Title { get; set; } = "Add Camera";

        public event Action<IDialogResult> RequestClose;

        public bool CanCloseDialog()
        {
            return true;
        }

        public void OnDialogClosed()
        {

        }

        public void OnDialogOpened(IDialogParameters parameters)
        {
            Title = Lang.SettingView_Camera_btnAddCamera;
            var cameraBrand = parameters.GetValue<CameraBrand>("CameraBrand");
            Camera = new CameraInfo() { Id = Guid.NewGuid() };
            CameraList.Clear();

            CameraInfo[] cameras=null;
            if (cameraBrand== CameraBrand.HikRobot_MVS)
            {
                cameras = MvCamera.GetDevices();
            }
            else if (cameraBrand == CameraBrand.Basler_Pylon)
            {
                cameras = BaslerCamera.GetDevices();
            }
            else if (cameraBrand == CameraBrand.IRayple)
            {
                cameras = AHuaCamera.GetDevices();
            }
            else if (cameraBrand == CameraBrand.Cognex)
            {
                cameras = CognexCamera.GetDevices();
            }
            else if (cameraBrand == CameraBrand.Galaxy)
            {
                cameras = GalaxyCamera.GetDevices();
            }
            else if (cameraBrand == CameraBrand.Opt)
            {
                cameras = OptCamera.GetDevices();
            }
            CameraList.Clear();
            if (cameras != null)
            {
                foreach (var camera in cameras)
                {
                    CameraList.Add(camera);
                }
            }
        }
    }
}