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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.Core.Commands;
using Tango.Core.DI;
using Tango.Emulations.ExternalBridge;
using Tango.Integration.ExternalBridge;
using Tango.MachineStudio.Common;
using Tango.MachineStudio.Common.Notifications;
using Tango.Settings;
using Tango.SharedUI;
namespace Tango.MachineStudio.UI.ViewModels
{
/// <summary>
/// Represents the Machine Studio connection dialog, view model.
/// </summary>
/// <seealso cref="Tango.MachineStudio.Common.Notifications.DialogViewVM" />
public class MachineConnectionViewVM : DialogViewVM
{
private static ExternalBridgeScanner _scanner;
public ExternalBridgeScanner Scanner
{
get { return _scanner; }
set { _scanner = value; RaisePropertyChangedAuto(); }
}
private EmulatorExternalBridge _emulator;
private IExternalBridgeClient _selectedMachine;
/// <summary>
/// Gets or sets the selected machine.
/// </summary>
public IExternalBridgeClient SelectedMachine
{
get { return _selectedMachine; }
set { _selectedMachine = value; RaisePropertyChangedAuto(); RaisePropertyChanged(nameof(RequiresAuthentication)); InvalidateRelayCommands(); }
}
/// <summary>
/// Gets or sets the connect command.
/// </summary>
public RelayCommand ConnectCommand { get; set; }
/// <summary>
/// Initializes a new instance of the <see cref="MachineConnectionViewVM"/> class.
/// </summary>
/// <param name="scanner">The scanner.</param>
public MachineConnectionViewVM()
{
if (_scanner == null)
{
_scanner = new ExternalBridgeScanner();
}
EnableDiagnostics = true;
UploadHardwareConfiguration = true;
EnableKeepAlive = true;
ConnectCommand = new RelayCommand(Connect, (x) => SelectedMachine != null);
}
/// <summary>
/// Connect to the currently selected machine.
/// </summary>
private void Connect()
{
if (SelectedMachine != null)
{
_scanner.Stop();
Accept();
}
}
/// <summary>
/// Invokes the <see cref="E:Tango.SharedUI.DialogViewVM.Canceled" /> event.
/// </summary>
protected override void Cancel()
{
_scanner.Stop();
base.Cancel();
}
/// <summary>
/// Called when the dialog has been shown.
/// </summary>
public override void OnShow()
{
base.OnShow();
try
{
_scanner.AvailableMachines.Clear();
if (SettingsManager.Default.GetOrCreate<MachineStudioSettings>().UseExternalBridgeEmulator)
{
if (_emulator != null)
{
_emulator.Disconnect();
}
_emulator = new EmulatorExternalBridge();
}
_scanner.AvailableMachines.Add(_emulator);
_scanner.Start();
}
catch (Exception ex)
{
LogManager.Log(ex, "Error starting external bridge scanner.");
Cancel();
TangoIOC.Default.GetInstance<INotificationProvider>().ShowError($"There is a problem with machine scanning.\n{ex.FlattenMessage()}");
}
}
private bool _enableDiagnostics;
/// <summary>
/// Gets or sets a value indicating whether to enable diagnostics after connection.
/// </summary>
public bool EnableDiagnostics
{
get { return _enableDiagnostics; }
set { _enableDiagnostics = value; RaisePropertyChangedAuto(); }
}
private bool _uploadHardwareConfiguration;
/// <summary>
/// Gets or sets a value indicating whether to upload hardware configuration after connection.
/// </summary>
public bool UploadHardwareConfiguration
{
get { return _uploadHardwareConfiguration; }
set { _uploadHardwareConfiguration = value; RaisePropertyChangedAuto(); }
}
private bool _enableApplicationLogs;
/// <summary>
/// Gets or sets a value indicating whether to enable application logs.
/// </summary>
public bool EnableApplicationLogs
{
get { return _enableApplicationLogs; }
set { _enableApplicationLogs = value; RaisePropertyChangedAuto(); }
}
private bool _enableKeepAlive;
/// <summary>
/// Gets or sets a value indicating whether to use the keep alive mechanism.
/// </summary>
public bool EnableKeepAlive
{
get { return _enableKeepAlive; }
set { _enableKeepAlive = value; RaisePropertyChangedAuto(); }
}
public bool RequiresAuthentication
{
get
{
return SelectedMachine != null && SelectedMachine is IExternalBridgeSecureClient;
}
}
}
}
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