using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.Core.Commands;
using Tango.DAL.Observables;
using Tango.MachineStudio.Common.Notifications;
using Tango.MachineStudio.MachineDesigner.AutoComplete;

namespace Tango.MachineStudio.MachineDesigner.ViewModels
{
    public class MachineVersionDialogVM : DialogViewVM
    {
        public MachineVersionsProvider VersionsProvider { get; set; }

        public double Version { get; set; }

        private String _versionName;

        public String VersionName
        {
            get { return _versionName; }
            set { _versionName = value; RaisePropertyChangedAuto(); }
        }

        private MachineVersion _selectedVersion;

        public MachineVersion SelectedVersion
        {
            get { return _selectedVersion; }
            set
            {
                _selectedVersion = value;
                RaisePropertyChangedAuto();
                VersionName = value != null ? value.Name : null;
                Version = value != null ? value.Version : 0;
            }
        }

        public RelayCommand AcceptCommand { get; set; }

        public RelayCommand CancelCommand { get; set; }

        public MachineVersionDialogVM()
        {
            VersionsProvider = new MachineVersionsProvider();
            AcceptCommand = new RelayCommand(() => 
            {
                if (SelectedVersion == null)
                {
                    Version = double.Parse(VersionsProvider.Text);
                }

                Accept();

            });
            CancelCommand = new RelayCommand(Cancel);
        }
    }
}