// keeps reference of launched unity processes, so that can close them even if project list is refreshed

using System;

using System.Collections.Generic;

using System.Diagnostics;

using System.Runtime.InteropServices;

using System.Windows;

using System.Windows.Threading;

namespace UnityLauncherPro.Helpers

{

public static class ProcessHandler

{

static Dictionary<string, (Process, Project)> processes = new Dictionary<string, (Process, Project)>();

public static void Add(Project proj, Process proc)

{

if (proc == null) return;

var key = proj.Path;

if (processes.ContainsKey(key))

{

// already in the list, maybe trying to launch same project twice? only overwrite if previous process has closed

if (processes[key].Item1 == null) processes[key] = (proc, proj);

}

else

{

processes.Add(key, (proc, proj));

}

// subscribe to process exit here, so that can update proj details row (if it was changed in Unity)

proc.Exited += (object o, EventArgs ea) =>

{

// call method in mainwindow, to easy access for sourcedata and grid

Application.Current.Dispatcher.Invoke(DispatcherPriority.Background, (Action)delegate ()

{

MainWindow wnd = (MainWindow)Application.Current.MainWindow;

wnd.ProcessExitedCallBack(proj);

});

// remove closed process item

Remove(key);

};

}

public static Process Get(string key)

{

if (processes.ContainsKey(key) && (processes[key].Item1 != null))

{

return processes[key].Item1;

}

return null;

}

// return project for given key

//public static Project GetProject(string key)

//{

// if (processes.ContainsKey(key) && (processes[key].Item2 != null))

// {

// return processes[key].Item2;

// }

// return null;

//}

public static bool IsRunning(string key)

{

return processes.ContainsKey(key) && (processes[key].Item1 != null);

}

public static Project GetSingleRunning()

{

if (processes.Count != 1) return null;

var enumerator = processes.Values.GetEnumerator();

enumerator.MoveNext();

var entry = enumerator.Current;

return entry.Item1 != null ? entry.Item2 : null;

}

public static void Remove(string key)

{

if (processes.ContainsKey(key)) processes.Remove(key);

}

}

}