using LibationUiBase;
using LibationWinForms.Dialogs;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace LibationWinForms
{
	public partial class Form1
	{
		private void Configure_Upgrade()
		{
			setProgressVisible(false);
#pragma warning disable CS8321 // Local function is declared but never used
			Task upgradeAvailable(UpgradeEventArgs e)
			{
				var notificationResult = new UpgradeNotificationDialog(e.UpgradeProperties).ShowDialog(this);

				e.Ignore = notificationResult == DialogResult.Ignore;
				e.InstallUpgrade = notificationResult == DialogResult.Yes;

				return Task.CompletedTask;
			}
#pragma warning restore CS8321 // Local function is declared but never used

			var upgrader = new Upgrader();
			upgrader.DownloadProgress += (_, e) => Invoke(() => upgradePb.Value = int.Max(0, int.Min(100, (int)(e.ProgressPercentage ?? 0))));
			upgrader.DownloadBegin += (_, _) => Invoke(() => setProgressVisible(true));
			upgrader.DownloadCompleted += (_, _) => Invoke(() => setProgressVisible(false));
			upgrader.UpgradeFailed += (_, message) => Invoke(() => { setProgressVisible(false); MessageBox.Show(this, message, "Upgrade Failed", MessageBoxButtons.OK, MessageBoxIcon.Error); });

#if !DEBUG
			Shown += async (_, _) => await upgrader.CheckForUpgradeAsync(upgradeAvailable);
#endif
		}

		private void setProgressVisible(bool visible) => upgradeLbl.Visible = upgradePb.Visible = visible;

	}
}