#region License Information (GPL v3)

/*
    ShareX - A program that allows you to take screenshots and share any file type
    Copyright (c) 2007-2017 ShareX Team

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License
    as published by the Free Software Foundation; either version 2
    of the License, or (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    Optionally you can also view the license at <http://www.gnu.org/licenses/>.
*/

#endregion License Information (GPL v3)

using System;
using System.Threading;
using System.Threading.Tasks;

namespace ShareX.HelpersLib
{
    public static class TaskEx
    {
        public static Task Run(Action thread)
        {
            return Task.Factory.StartNew(thread);
        }

        public static Task Run(Action thread, Action completed, bool completedInFormThread = true)
        {
            TaskScheduler taskScheduler;

            if (completedInFormThread)
            {
                taskScheduler = TaskScheduler.FromCurrentSynchronizationContext();
            }
            else
            {
                taskScheduler = TaskScheduler.Current;
            }

            return Run(thread).ContinueWith(task => completed(), taskScheduler);
        }

        public static void RunDelayed(Action thread, int delay)
        {
            if (delay > 0)
            {
                Run(() => Thread.Sleep(delay), thread);
            }
            else
            {
                thread();
            }
        }
    }
}