using Prism.Commands;
using S7NetModule.Model;
using S7NetModule.S7;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Prism.Mvvm;
using System.Threading.Tasks;
using S7.Net;
using System.Collections.ObjectModel;
using CommonUtils.Log4;

namespace S7NetModule.ViewModels
{
    public class S7WriteViewModel: CommonUtils.ViewModelBase.BaseViewModel
    {

        private S7WriteModel _WriteModel=new S7WriteModel();


        public S7WriteModel Write_Model
        {
            get => _WriteModel;
            set
            {
                SetProperty(ref _WriteModel, value);
            }
        }

        private ObservableCollection<S7PlcModel> s7NetModels =new ObservableCollection<S7PlcModel>();
        public ObservableCollection<S7PlcModel> S7NetModels
        {
            get => s7NetModels;
            set
            {
                SetProperty(ref s7NetModels, value);
            }
        }


        private DelegateCommand _S7Writecommand;

        public DelegateCommand S7Writecommand =>
            _S7Writecommand ?? ( _S7Writecommand = new DelegateCommand(WriteS7ClientCommand) );


        public S7WriteViewModel()
        {
            S7NetViewModel.ItemAdded += TcpClientConfig_ItemAdded;
            S7NetViewModel.ItemRemoved += TcpClientConfig_ItemRemoved;
            DataTypes=Enum.GetNames(typeof(VarType)).ToList();
        }

        private void TcpClientConfig_ItemRemoved(ObservableCollection<S7PlcModel> models)
        {
            S7NetModels = models;
        }

        private void TcpClientConfig_ItemAdded(ObservableCollection<S7PlcModel> models)
        {
            S7NetModels = models;
        }

        private List<string> dataTypes=new List<string>();
        public List<string> DataTypes { get => dataTypes; set => dataTypes = value; }

        public void WriteS7ClientCommand()
        {


            try { 
            switch ( Write_Model.VarType )
            {
                case VarType.Bit:
                    if ( Write_Model.Value.ToString().ToUpper() == "TRUE" || Write_Model.Value.ToString() == "1" )
                    {
                        Write_Model.Value = true;
                    }
                    else
                    {
                        Write_Model.Value = false;

                    }
                    S7NetModels[ 0 ].plcClient.WriteBool(Write_Model);
                    break;
                case VarType.Byte:
                    
                    break;
                case VarType.Word:
                    break;
                case VarType.DWord:
                    break;
                case VarType.Int:
                    S7NetModels[ 0 ].plcClient.WriteShort(Write_Model);
                    break;
                case VarType.DInt:
                    S7NetModels[ 0 ].plcClient.WriteDint(Write_Model);
                    break;
                case VarType.Real:

                    S7NetModels[ 0 ].plcClient.WriteReal(Write_Model);
                    break;
                case VarType.LReal:
                    break;
                case VarType.String:
                    S7NetModels[ 0 ].plcClient.WriteString(Write_Model);
                    break;
                case VarType.S7String:
                    break;
                case VarType.S7WString:
                    break;
                case VarType.Timer:
                    break;
                case VarType.Counter:
                    break;
                case VarType.DateTime:
                    break;
                case VarType.DateTimeLong:
                    break;
                default:
                    break;
            }
            }
            catch ( Exception ex )
            {

                isErr = true;
                LogHelper.Error("S7写入运行错误 " + ex.Message);

            }

        }

    }
}