//Target:Winform

using System;
using System.Drawing;
using System.Media;
using System.Reflection;
using System.Windows.Forms;

[assembly: AssemblyTitle("LoopPlayAudio")]
[assembly: AssemblyProduct("LoopPlayAudio")]

namespace LoopPlayAudio
{
    internal static class Program
    {
        [STAThread]
        private static void Main(string[] args)
        {
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);

            var player = new SoundPlayer();

            var mainForm = new Form();
            var label = new Label();
            var statusBar = new StatusStrip();
            var statusLabel = new ToolStripStatusLabel();

            mainForm.Controls.Add(label);
            mainForm.Controls.Add(statusBar);
            statusBar.Items.Add(statusLabel);

            mainForm.ClientSize = new Size(640, mainForm.Font.Height + statusBar.Height);
            mainForm.MaximizeBox = false;
            mainForm.FormBorderStyle = FormBorderStyle.Sizable;
            mainForm.SizeGripStyle = SizeGripStyle.Show;
            mainForm.Text = Application.ProductName;
            label.Dock = DockStyle.Fill;
            label.Text = "Drop a file in to me to play looping...";
            statusLabel.Text = "Ready";

            Action<string> loopPlay = delegate (string file)
            {
                player.Stop();

                try
                {
                    player.SoundLocation = file;
                    player.PlayLooping();
                    label.Text = file;
                    statusLabel.Text = "Playing";
                }
                catch (Exception ex)
                {
                    label.Text = "ERROR:" + ex.Message + Environment.NewLine + ex;
                    statusLabel.Text = "Stopped";
                }
            };

            mainForm.AllowDrop = true;
            mainForm.DragEnter += delegate (object sender, DragEventArgs eventArgs) { eventArgs.Effect = DragDropEffects.Link; };
            mainForm.DragDrop += delegate (object sender, DragEventArgs eventArgs) { loopPlay(((string[])eventArgs.Data.GetData(DataFormats.FileDrop))[0]); };

            if (args.Length == 1) loopPlay(args[0]);

            Application.Run(mainForm);
        }
    }
}