FoxTube/FoxTube/MainPage.xaml.cs

using FoxTube.Core.Controllers;
using FoxTube.Helpers;
using FoxTube.Views;
using System;
using Windows.ApplicationModel.Core;
using Windows.Foundation.Metadata;
using Windows.UI;
using Windows.UI.Popups;
using Windows.UI.ViewManagement;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;

namespace FoxTube
{
    public sealed partial class MainPage : Page
    {
        static MainPage Current { get; set; }
        public MainPage()
        {
            Current = this;
            InitializeComponent();

            // TODO: Remove this
            content.Navigate(typeof(Home));

            Window.Current.SetTitleBar(AppTitleBar);

            CoreApplication.GetCurrentView().TitleBar.ExtendViewIntoTitleBar = true;

            ApplicationViewTitleBar titleBar = ApplicationView.GetForCurrentView().TitleBar;
            titleBar.ButtonBackgroundColor = Colors.Transparent;
            titleBar.ButtonHoverForegroundColor = Colors.White;
            titleBar.ButtonPressedForegroundColor = Colors.White;
            titleBar.ButtonHoverBackgroundColor = Color.FromArgb(50, 255, 255, 255);
            titleBar.ButtonPressedBackgroundColor = Color.FromArgb(20, 255, 255, 255);

            if (Application.Current.RequestedTheme == ApplicationTheme.Dark)
                titleBar.ButtonForegroundColor = Colors.White;
            else
                titleBar.ForegroundColor = Colors.Black;

            LeaveFeedback.Visibility = Utils.HasFeedbackHub ? Visibility.Visible : Visibility.Collapsed;
            RemoveAds.Visibility = StoreInterop.AdsDisabled ? Visibility.Collapsed : Visibility.Visible;
            if (!StoreInterop.AdsDisabled)
                RemoveAds.Content += $" ({StoreInterop.Price})";
        }

        void NavigationView_DisplayModeChanged(Microsoft.UI.Xaml.Controls.NavigationView sender, Microsoft.UI.Xaml.Controls.NavigationViewDisplayModeChangedEventArgs args)
        {
            Thickness currMargin = AppTitleBar.Margin;
            AppTitleBar.Margin = new Thickness(
                sender.CompactPaneLength * (sender.DisplayMode == Microsoft.UI.Xaml.Controls.NavigationViewDisplayMode.Minimal ? 2 : 1),
                currMargin.Top,
                currMargin.Right,
                currMargin.Bottom);

            UpdateAppTitleMargin(sender);
        }
        void NavigationView_PaneClosing(Microsoft.UI.Xaml.Controls.NavigationView sender, Microsoft.UI.Xaml.Controls.NavigationViewPaneClosingEventArgs args) =>
            UpdateAppTitleMargin(sender);

        void NavigationView_PaneOpening(Microsoft.UI.Xaml.Controls.NavigationView sender, object args) =>
            UpdateAppTitleMargin(sender);

        void UpdateAppTitleMargin(Microsoft.UI.Xaml.Controls.NavigationView sender)
        {
            const int smallLeftIndent = 4, largeLeftIndent = 12;

            if (ApiInformation.IsApiContractPresent("Windows.Foundation.UniversalApiContract", 7))
            {
                AppTitle.TranslationTransition = new Vector3Transition();

                if (sender.DisplayMode == Microsoft.UI.Xaml.Controls.NavigationViewDisplayMode.Expanded && sender.IsPaneOpen)
                    AppTitle.Translation = new System.Numerics.Vector3(smallLeftIndent, 0, 0);
                else
                    AppTitle.Translation = new System.Numerics.Vector3(largeLeftIndent, 0, 0);
            }
            else
            {
                Thickness currMargin = AppTitle.Margin;

                if (sender.DisplayMode == Microsoft.UI.Xaml.Controls.NavigationViewDisplayMode.Expanded && sender.IsPaneOpen)
                    AppTitle.Margin = new Thickness(smallLeftIndent, currMargin.Top, currMargin.Right, currMargin.Bottom);
                else
                    AppTitle.Margin = new Thickness(largeLeftIndent, currMargin.Top, currMargin.Right, currMargin.Bottom);
            }
        }

        void LeaveFeedback_Click(object sender, RoutedEventArgs e) =>
            Utils.OpenFeedbackHub();

        async void RemoveAds_Tapped(object sender, Windows.UI.Xaml.Input.TappedRoutedEventArgs e)
        {
            bool success = await StoreInterop.PurchaseApp();
            if (success)
            {
                MessageDialog dialog = new MessageDialog("Thanks for purchasing full version of the app (＾∇＾) In order to complete changes we need to reopen it. But you can do it later (some elements may be broken)", "Thank you for your purchase!");
                dialog.Commands.Add(new UICommand("Restart", (command) => Utils.RestartApp()));
                dialog.Commands.Add(new UICommand("Later"));
                dialog.CancelCommandIndex = 1;
                dialog.DefaultCommandIndex = 0;
                await dialog.ShowAsync();
            }
        }

        public static void Navigate(Type pageType)
        {

        }
    }
}