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using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.Core.Commands;
using Tango.Emulations.ExternalBridge;
using Tango.FSE.Common;
using Tango.Integration.ExternalBridge;
using Tango.Settings;
using Tango.SharedUI;
namespace Tango.FSE.UI.Panes
{
public class MachineConnectionPaneVM : FSEViewModel
{
private ExternalBridgeScanner _scanner;
private EmulatorExternalBridge _emulator;
public event EventHandler<IExternalBridgeClient> MachineSelected;
public ObservableCollection<ExternalBridgeUsbClient> UsbMachines { get; set; }
public ObservableCollection<ExternalBridgeTcpClient> TcpMachines { get; set; }
public ObservableCollection<ExternalBridgeSignalRClient> SignalRMachines { get; set; }
public ObservableCollection<EmulatorExternalBridge> EmulatorMachines { get; set; }
public RelayCommand ConnectToMachineCommand { get; set; }
private IExternalBridgeClient _selectedMachine;
public IExternalBridgeClient SelectedMachine
{
get { return _selectedMachine; }
set { _selectedMachine = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); }
}
public MachineConnectionPaneVM()
{
ConnectToMachineCommand = new RelayCommand(ConnectToMachine, () => SelectedMachine != null);
UsbMachines = new ObservableCollection<ExternalBridgeUsbClient>();
TcpMachines = new ObservableCollection<ExternalBridgeTcpClient>();
SignalRMachines = new ObservableCollection<ExternalBridgeSignalRClient>();
EmulatorMachines = new ObservableCollection<EmulatorExternalBridge>();
_scanner = new ExternalBridgeScanner();
_scanner.MachineDiscovered += _scanner_MachineDiscovered;
_scanner.MachineLost += _scanner_MachineLost;
}
internal void ConnectToMachine()
{
if (SelectedMachine != null)
{
Settings.LastSelectedMachine = SelectedMachine.GetUniqueString();
Settings.Save();
MachineSelected?.Invoke(this, SelectedMachine);
}
}
private void _scanner_MachineLost(object sender, IExternalBridgeClient machine)
{
InvokeUI(() =>
{
if (machine is ExternalBridgeUsbClient)
{
UsbMachines.Remove(machine as ExternalBridgeUsbClient);
}
else if (machine is ExternalBridgeSignalRClient)
{
SignalRMachines.Remove(machine as ExternalBridgeSignalRClient);
}
else if (machine is ExternalBridgeTcpClient)
{
TcpMachines.Remove(machine as ExternalBridgeTcpClient);
}
});
}
private void _scanner_MachineDiscovered(object sender, IExternalBridgeClient machine)
{
InvokeUI(() =>
{
if (machine is ExternalBridgeUsbClient)
{
UsbMachines.Add(machine as ExternalBridgeUsbClient);
}
else if (machine is ExternalBridgeSignalRClient)
{
SignalRMachines.Add(machine as ExternalBridgeSignalRClient);
}
else if (machine is ExternalBridgeTcpClient)
{
TcpMachines.Add(machine as ExternalBridgeTcpClient);
}
TryAutoSelectMachine();
});
}
private void TryAutoSelectMachine()
{
if (SelectedMachine == null && Settings.LastSelectedMachine != null)
{
SelectedMachine = UsbMachines.Select(x => x.As<IExternalBridgeClient>())
.Concat(TcpMachines.Select(x => x.As<IExternalBridgeClient>()))
.Concat(SignalRMachines.Select(x => x.As<IExternalBridgeClient>()))
.Concat(EmulatorMachines.Select(x => x.As<IExternalBridgeClient>()))
.ToList().SingleOrDefault(x => x.GetUniqueString() == Settings.LastSelectedMachine);
if (SelectedMachine != null)
{
this.SetFocus(() => ConnectToMachineCommand);
}
}
}
public async void Start()
{
TcpMachines.Clear();
SignalRMachines.Clear();
EmulatorMachines.Clear();
SelectedMachine = null;
if (Settings.EnableMachineEmulator)
{
if (_emulator != null)
{
await _emulator.Disconnect();
}
_emulator = new EmulatorExternalBridge();
EmulatorMachines.Add(_emulator);
}
TryAutoSelectMachine();
_scanner.SignalRConfiguration.Enabled = Settings.EnableExternalBridgeSignalR;
if (Environment.GetCommandLineArgs().Contains("-webDebug"))
{
_scanner.SignalRConfiguration.Address = "http://localhost:1111/";
}
else
{
_scanner.SignalRConfiguration.Address = Settings.MachineServiceAddress;
}
_scanner.SignalRConfiguration.Hub = Settings.ExternalBridgeSignalRHub;
_scanner.Start();
}
public void Stop()
{
_scanner.Stop();
}
}
}
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