using System.Drawing;
using System.Windows.Forms;

namespace Futonizer.Services;

/// <summary>
/// Fires native Windows notifications (via a transient tray icon's balloon
/// tip) to let the user know processing has finished, even if the app
/// window isn't focused.
/// </summary>
public static class NotificationService
{
    public static void ShowToast(string title, string message)
    {
        try
        {
            Icon icon;
            try
            {
                icon = System.Drawing.Icon.ExtractAssociatedIcon(Environment.ProcessPath!) ?? SystemIcons.Application;
            }
            catch
            {
                icon = SystemIcons.Application;
            }

            var notifyIcon = new NotifyIcon
            {
                Icon = icon,
                Visible = true,
                BalloonTipTitle = title,
                BalloonTipText = message,
                BalloonTipIcon = ToolTipIcon.Info,
            };

            notifyIcon.BalloonTipClosed += (_, _) => notifyIcon.Dispose();
            notifyIcon.BalloonTipClicked += (_, _) => notifyIcon.Dispose();
            notifyIcon.ShowBalloonTip(5000);

            // Fallback in case neither event fires (e.g. notifications disabled).
            _ = Task.Delay(10000).ContinueWith(_ => notifyIcon.Dispose());
        }
        catch
        {
            // Notifications are best-effort; never let a failure here affect the app.
        }
    }
}