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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.BL.Entities;
using Tango.Core.Commands;
using Tango.FSE.Common;
using Tango.FSE.MachineConfiguration.Navigation;
namespace Tango.FSE.MachineConfiguration.ViewModels
{
public class SelectionViewVM : ConfigurationViewModel
{
private Machine _selectedMachine;
/// <summary>
/// Gets or sets the selected machine.
/// </summary>
public Machine SelectedMachine
{
get { return _selectedMachine; }
set
{
_selectedMachine = value;
RaisePropertyChangedAuto();
InvalidateRelayCommands();
OnSelectedMachineChanged();
}
}
public RelayCommand ManageMachineCommand { get; set; }
public SelectionViewVM()
{
ManageMachineCommand = new RelayCommand(ManageSelectedMachine, () => SelectedMachine != null);
}
private async void OnSelectedMachineChanged()
{
if (SelectedMachine != null)
{
await Task.Delay(100);
this.SetFocus(() => ManageMachineCommand);
}
}
private void ManageSelectedMachine()
{
if (SelectedMachine == null)
{
NotificationProvider.ShowError("No machine selected.");
return;
}
ModularNavigationManager.NavigateTo(ConfigurationView.MachineView, new MachineViewVM.NavigationObject()
{
MachineGuid = SelectedMachine.Guid
}, true);
}
public override void OnNavigatedTo()
{
base.OnNavigatedTo();
if (SelectedMachine == null && MachineProvider.Machine != null)
{
SelectedMachine = MachineProvider.Machine;
}
}
public override Task<bool> OnApplicationLogout()
{
ModularNavigationManager.NavigateTo(ConfigurationView.SelectionView);
SelectedMachine = null;
return base.OnApplicationLogout();
}
}
}
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