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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Tango.Core.Helpers;
using Tango.MachineStudio.Common.StudioApplication;
using Tango.MachineStudio.Common.Navigation;
using System.Reflection;
using System.Collections;
using Tango.Core;
using Tango.Logging;
using Tango.MachineStudio.Common.Modules;
using Tango.MachineStudio.Common;
using Tango.Settings;
using System.Windows;
using Tango.Integration.Services;
using Tango.MachineStudio.Common.EventLogging;
using Tango.BL.Enumerations;
using Tango.Core.DI;
namespace Tango.MachineStudio.UI.StudioApplication
{
/// <summary>
/// Represents the default Machine Studio <see cref="IStudioApplicationManager">Application Manager</see>.
/// </summary>
/// <seealso cref="Tango.Core.ExtendedObject" />
/// <seealso cref="Tango.MachineStudio.Common.StudioApplication.IStudioApplicationManager" />
public class DefaultStudioApplicationManager : ExtendedObject, IStudioApplicationManager
{
private INavigationManager _navigationManager;
private IStudioModuleLoader _moduleLoader;
private List<Window> _openedWindows;
/// <summary>
/// Initializes a new instance of the <see cref="DefaultStudioApplicationManager" /> class.
/// </summary>
/// <param name="navigationManager">The navigation manager.</param>
public DefaultStudioApplicationManager(INavigationManager navigationManager, IStudioModuleLoader moduleLoader)
{
_moduleLoader = moduleLoader;
_navigationManager = navigationManager;
_openedWindows = new List<Window>();
Task.Factory.StartNew(() =>
{
while (MainWindow.Instance == null)
{
Thread.Sleep(100);
}
InvokeUI(() =>
{
MainWindow.Instance.ContentRendered += (_, __) =>
{
TangoIOC.Default.GetAllInstancesByBase<IStudioViewModel>().ToList().ForEach(x => x.OnApplicationStarted());
};
});
});
}
/// <summary>
/// Gets a value indicating whether Machine Studio is shutting down.
/// </summary>
public bool IsShuttingDown { get; private set; }
/// <summary>
/// The connected machine
/// </summary>
private IExternalBridgeClient _connectedMachine;
/// <summary>
/// Occurs when the connected machine property has changed.
/// </summary>
public event EventHandler<IExternalBridgeClient> ConnectedMachineChanged;
/// <summary>
/// Gets or sets the currently connected machine if any.
/// </summary>
public IExternalBridgeClient ConnectedMachine
{
get { return _connectedMachine; }
set
{
_connectedMachine = value;
RaisePropertyChangedAuto();
RaisePropertyChanged(nameof(IsMachineConnected));
RaisePropertyChanged(nameof(IsMachineConnectedViaTCP));
if (_connectedMachine != null)
{
_connectedMachine.StateChanged -= ConnectedMachine_StateChanged;
_connectedMachine.StateChanged += ConnectedMachine_StateChanged;
}
ConnectedMachineChanged?.Invoke(this, _connectedMachine);
}
}
/// <summary>
/// Gets a value indicating whether the <see cref="P:Tango.MachineStudio.Common.StudioApplication.IStudioApplicationManager.ConnectedMachine" /> is valid and connected through TCP/IP.
/// </summary>
public bool IsMachineConnectedViaTCP
{
get { return IsMachineConnected && ConnectedMachine is ExternalBridgeTcpClient; }
}
/// <summary>
/// Handles the <see cref="ConnectedMachine"/> state changed event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The e.</param>
private void ConnectedMachine_StateChanged(object sender, Transport.TransportComponentState e)
{
if (e == Transport.TransportComponentState.Disconnected || e == Transport.TransportComponentState.Failed)
{
ConnectedMachine = null;
}
}
/// <summary>
/// Gets a value indicating whether the <see cref="P:Tango.MachineStudio.Common.StudioApplication.IStudioApplicationManager.ConnectedMachine" /> is valid.
/// </summary>
public bool IsMachineConnected
{
get { return ConnectedMachine != null; }
}
/// <summary>
/// Gets the machine studio application version.
/// </summary>
public string Version
{
get
{
return AssemblyHelper.GetCurrentAssemblyVersion().ToString(4);
}
}
/// <summary>
/// Shutdown the application.
/// </summary>
public async void ShutDown()
{
if (IsShuttingDown) return;
IsShuttingDown = true;
await Task.Factory.StartNew(async () =>
{
//Do Shutdown Procedures...
foreach (var vm in TangoIOC.Default.GetAllInstancesByBase<IStudioViewModel>())
{
try
{
var result = await vm.OnShutdownRequest();
if (!result)
{
IsShuttingDown = false;
return;
}
}
catch (Exception ex)
{
LogManager.Log(ex, "Error on shutdown request with " + vm.GetType().Name);
}
}
foreach (var vm in TangoIOC.Default.GetAllInstancesByBase<IStudioViewModel>())
{
vm.OnShuttingDown();
}
try
{
SettingsManager.Default.Save();
}
catch (Exception ex)
{
LogManager.Log(ex, "Error saving settings.");
}
_navigationManager.NavigateTo(NavigationView.ShutdownView);
Thread.Sleep(1500);
foreach (var window in _openedWindows)
{
ThreadsHelper.InvokeUI(() =>
{
window.Close();
});
}
try
{
if (ConnectedMachine != null)
{
ConnectedMachine.Disconnect().Wait();
}
}
catch (Exception ex)
{
LogManager.Log(ex, "Error disconnecting from machine.");
}
var eventLogger = TangoIOC.Default.GetInstance<IEventLogger>();
if (eventLogger != null)
{
eventLogger.Log(EventTypes.ApplicationTerminated, "Application Terminated!");
eventLogger.FlushAll();
}
Thread.Sleep(1500);
Environment.Exit(0);
});
}
/// <summary>
/// Loads the specified module if permitted.
/// </summary>
/// <param name="moduleName">Name of the module.</param>
/// <param name="args">The arguments.</param>
public void RequestModule(string moduleName, params object[] args)
{
IStudioModule module = _moduleLoader.UserModules.SingleOrDefault(x => x.Name == moduleName);
if (module != null)
{
TangoIOC.Default.GetInstance<ViewModels.MainViewVM>().StartModule(module);
//Notify request listeners.
foreach (var vm in TangoIOC.Default.GetAllInstancesByBase<IStudioViewModel>())
{
vm.OnModuleRequest(module, args);
}
}
else
{
throw new InvalidOperationException("The module was not found or you do not have sufficient privileges.");
}
}
/// <summary>
/// Notify the application manager about an external opened window.
/// When application exists. All registered windows will be closed.
/// </summary>
/// <param name="window">The window.</param>
public void RegisterOpenedWindow(Window window)
{
_openedWindows.Add(window);
window.Closed += (x, y) => { _openedWindows.Remove(window); };
}
/// <summary>
/// Gets the core libraries version.
/// </summary>
public string CoreVersion
{
get
{
return typeof(ExtendedObject).Assembly.GetName().Version.ToString(3);
}
}
/// <summary>
/// Gets the build date.
/// </summary>
public string BuildDate
{
get
{
return AssemblyHelper.GetCurrentAssemblyBuildDate().ToShortDateString();
}
}
/// <summary>
/// Gets the change log.
/// </summary>
public string ChangeLog
{
get
{
return EmbeddedResourceHelper.GetEmbeddedResourceText("Tango.MachineStudio.UI.ChangeLog.txt");
}
}
}
}
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