using FoxTube.Services;
using System;
using Windows.ApplicationModel.Core;
using Windows.Security.Credentials;
using Windows.UI;
using Windows.UI.ViewManagement;

namespace FoxTube.Utils
{
	public static class Utils
	{
		/// <summary>
		/// Terminates current application session
		/// </summary>
		public static void CloseApp() =>
			CoreApplication.Exit();

		/// <summary>
		/// Restarts application
		/// </summary>
		public static void RestartApp() =>
			RestartApp(null);

		/// <summary>
		/// Restarts application with specified parameters
		/// </summary>
		/// <param name="args">Parameters which will be provided to new application instance</param>
		public static async void RestartApp(string args) =>
			await CoreApplication.RequestRestartAsync(args ?? "");

		public static async void InitializeFailsafeProtocol()
		{
			Metrics.AddEvent("Failsafe protocol initiated");
			await StorageService.ClearStorage();
			PasswordVault passwordVault = new PasswordVault();
			foreach (PasswordCredential credential in passwordVault.RetrieveAll())
				passwordVault.Remove(credential);
			RestartApp();
		}

		public static void UpdateTitleBarTheme(bool isDark)
		{
			ApplicationViewTitleBar titleBar = ApplicationView.GetForCurrentView().TitleBar;
			titleBar.ButtonBackgroundColor = Colors.Transparent;
			titleBar.ButtonInactiveBackgroundColor = Colors.Transparent;
			titleBar.ButtonInactiveForegroundColor = Colors.Gray;

			if (isDark)
			{
				titleBar.ButtonForegroundColor =
					titleBar.ButtonHoverForegroundColor =
						titleBar.ButtonPressedForegroundColor = Colors.White;
				titleBar.ButtonHoverBackgroundColor = Color.FromArgb(50, 255, 255, 255);
				titleBar.ButtonPressedBackgroundColor = Color.FromArgb(30, 255, 255, 255);
			}
			else
			{
				titleBar.ButtonForegroundColor =
					titleBar.ButtonHoverForegroundColor =
						titleBar.ButtonPressedForegroundColor = Colors.Black;
				titleBar.ButtonHoverBackgroundColor = Color.FromArgb(50, 0, 0, 0);
				titleBar.ButtonPressedBackgroundColor = Color.FromArgb(70, 0, 0, 0);
			}
		}
	}
}