Well, I'm depressing so no message. Just accept your faith

FoxTube.Background/BackgroundProcessor.cs

@@ -1,7 +1,4 @@
-using Google.Apis.Services;
+using Newtonsoft.Json;
-using Google.Apis.YouTube.v3;
-using Google.Apis.YouTube.v3.Data;
-using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -11,6 +8,7 @@ using System.Xml;
 using Windows.ApplicationModel.Background;
 using Windows.Storage;
 using Windows.UI.Notifications;
+using YoutubeExplode.Models;
 
 namespace FoxTube.Background
 {
@@ -19,11 +17,6 @@ namespace FoxTube.Background
         private DateTime lastCheck;
         private readonly ApplicationDataContainer settings = ApplicationData.Current.RoamingSettings;
         dynamic prefs;
-        private readonly YouTubeService Service = new YouTubeService(new BaseClientService.Initializer()
-        {
-            ApiKey = "AIzaSyBgHrCnrlzlVmk0cJKL8RqP9Y8x6XSuk_0",
-            ApplicationName = "FoxTube"
-        });
         BackgroundTaskDeferral def;
 
         public async void Run(IBackgroundTaskInstance taskInstance)
@@ -60,33 +53,35 @@ namespace FoxTube.Background
             {
                 Dictionary<string, string> subscriptions = JsonConvert.DeserializeObject<Dictionary<string, string>>(settings.Values["subscriptions"] as string);
 
-                List<SearchResult> results = new List<SearchResult>();
+                List<XmlElement> results = new List<XmlElement>();
 
                 foreach (var s in subscriptions)
                 {
-                    SearchResource.ListRequest request = Service.Search.List("snippet");
+                    XmlDocument doc = new XmlDocument();
-                    request.PublishedAfter = lastCheck;
+                    doc.LoadXml(await new HttpClient().GetStringAsync($"https://www.youtube.com/feeds/videos.xml?channel_id={s.Key}"));
-                    request.ChannelId = s.Key;
-                    request.Type = "video";
-                    request.MaxResults = 5;
-                    SearchListResponse response = await request.ExecuteAsync();
 
-                    foreach (SearchResult i in response.Items)
+                    List<XmlElement> items = new List<XmlElement>();
+
+                    foreach (XmlElement i in doc["feed"].ChildNodes)
+                        if (i.Name == "entry" && DateTime.Parse(i["published"].InnerText) > lastCheck.Subtract(TimeSpan.FromDays(1)))
+                            items.Add(i);
+
+                    items.OrderByDescending(i => DateTime.Parse(i["published"].InnerText));
+
+                    foreach(XmlElement i in items)
                     {
                         results.Add(i);
 
                         ToastNotificationManager.CreateToastNotifier().Show(
-                            Notification.GetVideoToast(i.Id.VideoId, i.Snippet.ChannelId, i.Snippet.Title, i.Snippet.ChannelTitle, i.Snippet.Thumbnails.Medium.Url, s.Value));
+                            Notification.GetVideoToast(i["yt:videoId"].InnerText, s.Key, i["title"].InnerText, i["author"]["name"].InnerText, (await new YoutubeExplode.YoutubeClient().GetVideoAsync(i["yt:videoId"].InnerText)).Thumbnails.MediumResUrl, DateTime.Parse(i["published"].InnerText), s.Value));
                     }
                 }
 
-                results.OrderBy(i => i.Snippet.PublishedAt);
-
                 TileUpdater updater = TileUpdateManager.CreateTileUpdaterForApplication();
                 updater.EnableNotificationQueue(true);
                 updater.Clear();
                 for (int i = 0; i < 5 && i < results.Count; i++)
-                    updater.Update(Tiles.GetTileLayout(System.Security.SecurityElement.Escape(results[i].Snippet.Title), System.Security.SecurityElement.Escape(results[i].Snippet.ChannelTitle), results[i].Snippet.Thumbnails.Medium.Url.Replace("&", "%26"), subscriptions[results[i].Snippet.ChannelId]));
+                    updater.Update(Tiles.GetTileLayout(System.Security.SecurityElement.Escape(results[i]["title"].InnerText), System.Security.SecurityElement.Escape(results[i]["author"]["name"].InnerText), (await new YoutubeExplode.YoutubeClient().GetVideoAsync(results[i]["yt:videoId"].InnerText)).Thumbnails.MediumResUrl.Replace("&", "%26"), subscriptions[results[i]["author"]["url"].InnerText.Split('/').Last()]));
             }
             catch { }
         }

FoxTube.Background/FoxTube.Background.csproj

@@ -128,10 +128,16 @@
       <Version>1.29.2.1006</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.AppCenter.Analytics">
-      <Version>1.13.0</Version>
+      <Version>1.13.2</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
-      <Version>6.1.5</Version>
+      <Version>6.2.8</Version>
+    </PackageReference>
+    <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications">
+      <Version>5.1.1</Version>
+    </PackageReference>
+    <PackageReference Include="YoutubeExplode">
+      <Version>4.6.7</Version>
     </PackageReference>
   </ItemGroup>
   <ItemGroup />

FoxTube.Background/ResourceCreators.cs

@@ -1,4 +1,7 @@
-using Newtonsoft.Json;
+using Google.Apis.YouTube.v3.Data;
+using Microsoft.Toolkit.Uwp.Notifications;
+using Newtonsoft.Json;
+using System;
 using System.Collections.Generic;
 using Windows.Data.Xml.Dom;
 using Windows.Storage;
@@ -51,11 +54,11 @@ namespace FoxTube.Background
             return new ToastNotification(template);
         }
 
-        public static ToastNotification GetVideoToast(string id, string channelId, string title, string channel, string thumbnail, string avatar)
+        public static ToastNotification GetVideoToast(string id, string channelId, string title, string channel, string thumbnail, DateTimeOffset timeStamp, string avatar)
         {
             XmlDocument template = new XmlDocument();
-
+            string ts = $"{timeStamp.Year}-{timeStamp.Month:00}-{timeStamp.Day:00}T{timeStamp.Hour:00}:{timeStamp.Minute:00}:{timeStamp.Second:00}Z";
-            template.LoadXml($@"<toast activationType='foreground' launch='video|{id}'>
+            template.LoadXml($@"<toast activationType='foreground' launch='video|{id}' displayTimestamp='{ts}'>
                                     <visual>
                                         <binding template='ToastGeneric'>
                                             <image placement='hero' src='{thumbnail.Replace("&", "%26")}'/>

FoxTube/App.xaml.cs

@@ -10,6 +10,7 @@ using System.Xml;
 using Windows.ApplicationModel;
 using Windows.ApplicationModel.Activation;
 using Windows.ApplicationModel.Background;
+using Windows.ApplicationModel.Core;
 using Windows.Globalization;
 using Windows.Storage;
 using Windows.System.Power;
@@ -22,6 +23,7 @@ namespace FoxTube
 {
     sealed partial class App : Application
     {
+        Stopwatch sw = new Stopwatch();
         public App()
         {
             SettingsStorage.LoadData();
@@ -45,6 +47,8 @@ namespace FoxTube
 
             AppCenter.Start("45774462-9ea7-438a-96fc-03982666f39e", typeof(Analytics));
             AppCenter.SetCountryCode(SettingsStorage.Region);
+
+            sw.Start();
         }
 
         /// <summary>
@@ -257,6 +261,10 @@ namespace FoxTube
         private void OnSuspending(object sender, SuspendingEventArgs e)
         {
             var deferral = e.SuspendingOperation.GetDeferral();
+
+            sw.Stop();
+            SettingsStorage.Uptime += sw.Elapsed;
+
             SettingsStorage.SaveData();
             DownloadAgent.QuitPrompt();
             deferral.Complete();

FoxTube/Classes/Methods.cs

@@ -27,6 +27,10 @@ using YoutubeExplode.Models.MediaStreams;
 
 namespace FoxTube
 {
+    public interface NavigationPage
+    {
+        object Parameter { get; set; }
+    }
     public static class Methods
     {
         private static ResourceLoader resources = ResourceLoader.GetForCurrentView("Methods");

FoxTube/Classes/SecretsVault.cs

@@ -10,6 +10,9 @@ using Newtonsoft.Json;
 using Windows.Storage;
 using Windows.Services.Store;
 using System.Net.Http;
+using Google.Apis.Oauth2.v2.Data;
+using Google.Apis.Oauth2.v2;
+using static Google.Apis.Auth.OAuth2.UwpCodeReceiver;
 
 namespace FoxTube
 {
@@ -49,6 +52,7 @@ namespace FoxTube
 
         public static string AccountId => UserChannel?.Id;
         public static Channel UserChannel { get; private set; }
+        public static Userinfoplus UserInfo { get; private set; }
 
         public static List<Subscription> Subscriptions { get; } = new List<Subscription>();
         public static List<string> History { get; set; } = new List<string>();
@@ -116,14 +120,15 @@ namespace FoxTube
         /// <param name="retrieveSubs">Loads user's subscriptions if true</param>
         public static async void Authorize(bool retrieveSubs = true)
         {
+            #region Retrieving user's credential
             try
             {
-                #region Retrieving user's credential
                 Credential = await GoogleWebAuthorizationBroker.AuthorizeAsync(
                 Secrets,
                 new[]
                 {
-                        Google.Apis.Oauth2.v2.Oauth2Service.Scope.UserinfoProfile,
+                        Oauth2Service.Scope.UserinfoProfile,
+                        Oauth2Service.Scope.UserinfoEmail,
                         YouTubeService.Scope.YoutubeForceSsl,
                         YouTubeService.Scope.Youtube,
                         YouTubeService.Scope.YoutubeUpload,
@@ -132,15 +137,28 @@ namespace FoxTube
                 },
                 "user",
                 CancellationToken.None);
+            }
+            catch (AuthenticateException e)
+            {
+                if (e.Message.Contains("UserCancel"))
+                    return;
+                else
+                    throw e;
+            }
 
             if (Credential == null || !retrieveSubs)
-                    goto InvokeEvent;
+                return;
 
             SettingsStorage.HasAccount = true;
+
             HttpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", Credential.Token.AccessToken);
             #endregion
 
+            try
+            {
                 #region Retrieving user's data
+                UserInfo = await new Oauth2Service(Initializer).Userinfo.Get().ExecuteAsync();
+
                 try
                 {
                     WatchLater = await Methods.GetLater();
@@ -148,10 +166,6 @@ namespace FoxTube
                 }
                 catch { }
 
-                var request = Service.Channels.List("snippet,contentDetails");
-                request.Mine = true;
-                UserChannel = (await request.ExecuteAsync()).Items[0];
-
                 SubscriptionsResource.ListRequest subRequest = Service.Subscriptions.List("snippet");
                 subRequest.Mine = true;
                 subRequest.MaxResults = 50;
@@ -169,13 +183,16 @@ namespace FoxTube
                     nextToken = subResponse.NextPageToken;
 
                 } while (!string.IsNullOrWhiteSpace(nextToken));
+
+                var request = Service.Channels.List("snippet,contentDetails");
+                request.Mine = true;
+                UserChannel = (await request.ExecuteAsync()).Items[0];
                 #endregion
 
                 //Saving user's subscriptions for background task
                 SaveSubscriptions();
 
-            InvokeEvent:
+                AuthorizationStateChanged?.Invoke(args: true);
-                    AuthorizationStateChanged?.Invoke(args: IsAuthorized);
             }
             catch
             {
@@ -189,7 +206,7 @@ namespace FoxTube
         public static void SaveSubscriptions()
         {
             Dictionary<string, string> subs = new Dictionary<string, string>();
-            Subscriptions.ForEach(x => subs.Add(x.Snippet.ResourceId.ChannelId, x.Snippet.Thumbnails.Medium.Url));
+            Subscriptions.ForEach(x => subs.Add(x.Snippet.ResourceId.ChannelId, x.Snippet.Thumbnails.Default__.Url));
             ApplicationData.Current.RoamingSettings.Values["subscriptions"] = JsonConvert.SerializeObject(subs);
         }
 

FoxTube/Classes/SettingsStorage.cs

@@ -19,7 +19,7 @@ namespace FoxTube
 
         public bool checkConnection = true;
         public bool autoplay = true;
-        public int volume = 100;
+        public double volume = 100;
 
         public string language = (new[] { "ua", "ru", "by", "kz", "kg", "md", "lv", "ee" }).Contains(CultureInfo.InstalledUICulture.TwoLetterISOLanguageName) ? "ru-RU" : "en-US";
         public string relevanceLanguage = (new[] { "ua", "ru", "by", "kz", "kg", "md", "lv", "ee" }).Contains(CultureInfo.InstalledUICulture.TwoLetterISOLanguageName) ? "ru" : "en";
@@ -28,6 +28,10 @@ namespace FoxTube
 
         public bool hasAccount = false;
         public int theme = 2;
+
+        public TimeSpan uptime = TimeSpan.FromSeconds(0);
+        public bool promptReview = true;
+        public bool promptFeedback = true;
     }
 
     public static class SettingsStorage
@@ -88,7 +92,7 @@ namespace FoxTube
                 SaveData();
             }
         }
-        public static int Volume
+        public static double Volume
         {
             get { return Container.volume; }
             set
@@ -187,6 +191,34 @@ namespace FoxTube
             }
         }
 
+        public static TimeSpan Uptime
+        {
+            get { return Container.uptime; }
+            set
+            {
+                Container.uptime = value;
+                SaveData();
+            }
+        }
+        public static bool PromptReview
+        {
+            get { return Container.promptReview; }
+            set
+            {
+                Container.promptReview = value;
+                SaveData();
+            }
+        }
+        public static bool PromptFeedback
+        {
+            get { return Container.promptFeedback; }
+            set
+            {
+                Container.promptFeedback = value;
+                SaveData();
+            }
+        }
+
         //Settings storage
         private static readonly ApplicationDataContainer storage = ApplicationData.Current.RoamingSettings;
         private static SettingsContainer Container;

FoxTube/Controls/ChannelCard.xaml

@@ -10,7 +10,7 @@
     VerticalAlignment="Top"
     d:DesignHeight="290"
     d:DesignWidth="384"
-    MaxWidth="500">
+    Opacity="0">
 
     <Windows10version1809:UserControl.OpacityTransition>
         <ScalarTransition Duration="0:0:0.5"/>

FoxTube/Controls/Player/PlayerControls.cs

@@ -84,6 +84,11 @@ namespace FoxTube
             }
         }
 
+        public void Minimize()
+        {
+            Minimize_Click(GetTemplateChild("minimize"), null);
+        }
+
         private void ProgressSlider_ValueChanged(object sender, RangeBaseValueChangedEventArgs e)
         {
             (GetTemplateChild("compactSeek") as ProgressBar).Value = e.NewValue;
@@ -189,6 +194,8 @@ namespace FoxTube
             (GetTemplateChild("maximize") as Button).Visibility = Visibility.Collapsed;
             (GetTemplateChild("compactClose") as Button).Visibility = Visibility.Collapsed;
 
+            (GetTemplateChild("dragholder") as Button).Visibility = Visibility.Visible;
+
             (GetTemplateChild("captions") as LiveCaptions).Size = 15;
         }
 
@@ -237,6 +244,8 @@ namespace FoxTube
             (GetTemplateChild("footer") as Grid).Visibility = Visibility.Visible;
 
             (GetTemplateChild("captions") as LiveCaptions).Size = 24;
+
+            (GetTemplateChild("dragholder") as Button).Visibility = Visibility.Collapsed;
         }
 
         public void SetMeta(string title, string channel)

FoxTube/Controls/Player/VideoPlayer.xaml.cs

@@ -1,32 +1,15 @@
 using System;
-using System.Collections.Generic;
 using System.Linq;
-using Windows.Foundation;
 using Windows.UI.Core;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
-using Windows.UI.Xaml.Controls.Primitives;
-using Windows.UI.Xaml.Input;
 using Google.Apis.YouTube.v3.Data;
 using Windows.UI.Xaml.Media.Imaging;
 using Windows.Media;
 using Windows.Storage.Streams;
-using Windows.UI.ViewManagement;
-using System.Xml;
-using Windows.ApplicationModel.Core;
-using Windows.UI;
-using Windows.Media.Casting;
 using YoutubeExplode.Models.MediaStreams;
 using YoutubeExplode;
-using YoutubeExplode.Models.ClosedCaptions;
-using System.Globalization;
-using FoxTube.Controls;
-using Windows.System;
-using Windows.Media.Core;
-using Windows.Media.Playback;
-using System.Net.Http;
 using System.Diagnostics;
-using Windows.UI.Popups;
 
 namespace FoxTube
 {
@@ -124,6 +107,11 @@ namespace FoxTube
             MiniMode?.Invoke(this, e);
         }
 
+        public void Minimize()
+        {
+            Controls.Minimize();
+        }
+
         private void Controls_QualityChanged(object sender, MediaStreamInfo requestedQuality, MediaStreamInfoSet list)
         {
             videoSource.Pause();
@@ -232,6 +220,7 @@ namespace FoxTube
         private void VideoSource_VolumeChanged(object sender, RoutedEventArgs e)
         {
             audioSource.Volume = videoSource.Volume;
+            SettingsStorage.Volume = videoSource.Volume;
         }
     }
 }

FoxTube/Controls/PlaylistCard.xaml

@@ -10,7 +10,6 @@
     VerticalAlignment="Top"
     d:DesignHeight="290"
     d:DesignWidth="384"
-    MaxWidth="500"
     Opacity="0">
 
     <Windows10version1809:Page.OpacityTransition>

FoxTube/Controls/VideoCard.xaml

@@ -10,7 +10,6 @@
     VerticalAlignment="Top"
     d:DesignHeight="290"
     d:DesignWidth="384"
-    MaxWidth="500"
     Opacity="0">
 
     <Windows10version1809:UserControl.OpacityTransition>

FoxTube/FoxTube.csproj

@@ -393,7 +393,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="AdaptiveCards.Rendering.Uwp">
-      <Version>1.1.0</Version>
+      <Version>1.1.2</Version>
     </PackageReference>
     <PackageReference Include="Google.Apis">
       <Version>1.30.0-beta02</Version>
@@ -414,25 +414,28 @@
       <Version>10.1811.22001</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.AppCenter.Analytics">
-      <Version>1.13.0</Version>
+      <Version>1.13.2</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
-      <Version>6.1.9</Version>
+      <Version>6.2.8</Version>
+    </PackageReference>
+    <PackageReference Include="Microsoft.Services.Store.Engagement">
+      <Version>10.1901.28001</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications">
-      <Version>5.0.0</Version>
+      <Version>5.1.1</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Toolkit.Uwp.UI.Controls">
-      <Version>5.0.0</Version>
+      <Version>5.1.1</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.UI.Xaml">
-      <Version>2.0.181018003.1</Version>
+      <Version>2.0.181018004</Version>
     </PackageReference>
     <PackageReference Include="runtime.win10-arm64.runtime.native.System.IO.Compression">
       <Version>4.3.2</Version>
     </PackageReference>
     <PackageReference Include="YoutubeExplode">
-      <Version>4.6.4</Version>
+      <Version>4.6.7</Version>
     </PackageReference>
     <PackageReference Include="YoutubeExtractor">
       <Version>0.10.11</Version>
@@ -485,6 +488,9 @@
     <SDKReference Include="Microsoft.Advertising.Xaml, Version=10.0">
       <Name>Microsoft Advertising SDK for XAML</Name>
     </SDKReference>
+    <SDKReference Include="Microsoft.Services.Store.Engagement, Version=10.0">
+      <Name>Microsoft Engagement Framework</Name>
+    </SDKReference>
   </ItemGroup>
   <ItemGroup />
   <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">

FoxTube/Package.appxmanifest

@@ -15,7 +15,7 @@
   </Resources>
   <Applications>
     <Application Id="App" Executable="$targetnametoken$.exe" EntryPoint="FoxTube.App" ResourceGroup="foxtube">
-      <uap:VisualElements DisplayName="FoxTube" Square150x150Logo="Assets\Square150x150Logo.png" Square44x44Logo="Assets\Square44x44Logo.png" Description="YouTube Client for Windows 10" BackgroundColor="skyBlue">
+      <uap:VisualElements DisplayName="FoxTube" Square150x150Logo="Assets\Square150x150Logo.png" Square44x44Logo="Assets\Square44x44Logo.png" Description="YouTube Client for Windows 10" BackgroundColor="#282828">
         <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png" ShortName="FoxTube" Square310x310Logo="Assets\LargeTile.png" Square71x71Logo="Assets\SmallTile.png">
           <uap:ShowNameOnTiles>
             <uap:ShowOn Tile="square150x150Logo" />

FoxTube/Pages/ChannelPage.xaml.cs

@@ -21,8 +21,9 @@ namespace FoxTube.Pages
     /// <summary>
     /// Channel page
     /// </summary>
-    public sealed partial class ChannelPage : Page
+    public sealed partial class ChannelPage : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         readonly ResourceLoader resources = ResourceLoader.GetForCurrentView("Cards");
 
         public string channelId;
@@ -43,6 +44,7 @@ namespace FoxTube.Pages
         protected override void OnNavigatedTo(NavigationEventArgs e)
         {
             base.OnNavigatedTo(e);
+            Parameter = e.Parameter;
             if ((string)e.Parameter == null)
                 loading.Error("NullReferenceException", "Unable to initialize search. Search term is not stated.");
             else
@@ -124,6 +126,8 @@ namespace FoxTube.Pages
                     { "Channel ID", channelId }
                 });
             }
+
+            ScrollViewer_ViewChanged(this, null);
         }
 
         async void LoadPlaylist()
@@ -167,6 +171,11 @@ namespace FoxTube.Pages
         {
             if (content.SelectedIndex == 1 && !playlistLoaded)
                 LoadPlaylist();
+
+            if (content.SelectedIndex == 0)
+                ScrollViewer_ViewChanged(this, null);
+            else
+                ColapsedHeader.Opacity = 1;
         }
 
         private async void ShowMorePlaylists_Click()

FoxTube/Pages/Downloads.xaml.cs

@@ -9,8 +9,9 @@ namespace FoxTube.Pages
     /// <summary>
     /// Downloads page
     /// </summary>
-    public sealed partial class Downloads : Page
+    public sealed partial class Downloads : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         public Downloads()
         {
             InitializeComponent();

FoxTube/Pages/History.xaml.cs

@@ -12,8 +12,9 @@ namespace FoxTube.Pages
     /// <summary>
     /// YouTube history page
     /// </summary>
-    public sealed partial class History : Page
+    public sealed partial class History : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         List<string> entries;
         int page = 1;
         public string id = "HL";
@@ -26,6 +27,7 @@ namespace FoxTube.Pages
         protected override void OnNavigatedTo(NavigationEventArgs e)
         {
             base.OnNavigatedTo(e);
+            Parameter = e.Parameter;
 
             loading.RefreshPage += Refresh_Click;
 

FoxTube/Pages/Home.xaml.cs

@@ -14,8 +14,9 @@ namespace FoxTube
     /// <summary>
     /// Home page
     /// </summary>
-    public sealed partial class Home : Page
+    public sealed partial class Home : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         private bool trendLoaded = false, recLoaded = false, subsLoaded = false;
         
         List<string> homeList = new List<string>();

FoxTube/Pages/MainPage.xaml

@@ -40,7 +40,7 @@
         <NavigationView SelectedItem="toHome" Windows10version1803:BackRequested="Nav_BackRequested" Windows10version1803:PaneClosing="Nav_PaneClosing" Windows10version1803:PaneOpened="Nav_PaneOpened" OpenPaneLength="300" Name="nav" SelectionChanged="Nav_SelectionChanged">
 
             <NavigationView.Header>
-                <TextBlock Name="Title" Text="Hello, World!" Margin="0,30,0,10" Style="{StaticResource TitleTextBlockStyle}"/>
+                <TextBlock Name="Title" Margin="0,30,0,10" Style="{StaticResource TitleTextBlockStyle}"/>
             </NavigationView.Header>
 
             <NavigationView.MenuItemTemplate>
@@ -81,7 +81,7 @@
                         </TransitionCollection>
                     </NavigationViewList.ItemContainerTransitions>
                     <NavigationViewItem Name="openWeb" Tapped="Web_Tapped" Icon="Globe" Content="Browser" Visibility="Collapsed"/>
-                    <NavigationViewItem x:Uid="/Main/feedback" Name="feedback" Content="Give a feedback" Tapped="Feedback_Click">
+                    <NavigationViewItem x:Uid="/Main/feedback" Name="feedback" Content="Give a feedback" Tapped="Feedback_Click" Visibility="Collapsed">
                         <NavigationViewItem.Icon>
                             <FontIcon Glyph="&#xED15;"/>
                         </NavigationViewItem.Icon>
@@ -93,18 +93,10 @@
                         </NavigationViewItem.Icon>
                     </NavigationViewItem>
 
-                    <NavigationViewItem Name="account" Tapped="OpenContext">
+                    <NavigationViewItem Name="account" x:Uid="/Main/signIn" Content="Add account" Tapped="SignIn_Click" Visibility="Collapsed">
-                        <StackPanel Orientation="Horizontal">
+                        <NavigationViewItem.Icon>
-                            <FontIcon Glyph="&#xE8FA;" FontSize="16" Margin="0,0,16,0"/>
+                            <FontIcon Glyph="&#xE8FA;"/>
-                            <TextBlock x:Uid="/Main/signIn" Text="Add account"/>
+                        </NavigationViewItem.Icon>
-                        </StackPanel>
-
-                        <NavigationViewItem.ContextFlyout>
-                            <MenuFlyout>
-                                <MenuFlyoutItem x:Uid="/Main/signEx" Text="Sign in with existing account" Name="signIn" Click="SignIn_Click"/>
-                                <MenuFlyoutItem x:Uid="/Main/signNew" Text="Create new Google account" Name="createAccount" Click="CreateAccount_Click"/>
-                            </MenuFlyout>
-                        </NavigationViewItem.ContextFlyout>
                     </NavigationViewItem>
 
                     <NavigationViewItem Visibility="Collapsed" Name="avatar" Tapped="OpenContext" Padding="-5">

FoxTube/Pages/MainPage.xaml.cs

@@ -18,31 +18,39 @@ using FoxTube.Pages;
 using Windows.UI.Popups;
 using Windows.Networking.Connectivity;
 using Windows.ApplicationModel.Resources;
+using Microsoft.Services.Store.Engagement;
+using System.Linq;
 
 namespace FoxTube
 {
-    public enum Sender { Menu, Frame, None }
-
     /// <summary>
     /// Main app's layout
     /// </summary>
     public sealed partial class MainPage : Page
     {
-        Sender s = Sender.None;
+        bool wasInvoked = false;
         readonly ResourceLoader resources = ResourceLoader.GetForCurrentView("Main");
         Dictionary<Type, Action> headers;
         public MainPage()
         {
             InitializeComponent();
+
             Window.Current.SetTitleBar(AppTitleBar);
+            CoreApplication.GetCurrentView().TitleBar.ExtendViewIntoTitleBar = true;
             CoreApplication.GetCurrentView().TitleBar.LayoutMetricsChanged += (s, e) => SetTitleBar(s);
 
             SecretsVault.AuthorizationStateChanged += AuthorizationStateChanged;
             SecretsVault.SubscriptionsChanged += SecretsVault_SubscriptionsChanged;
-            SecretsVault.Purchased += (sender, e) =>
+            SecretsVault.Purchased += async (sender, e) =>
             {
+                //TODO: Localize strings
                 removeAds.Visibility = (e[0] as bool?).Value ? Visibility.Collapsed : Visibility.Visible;
-                content.Navigate(typeof(Home));
+                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");
+                dialog.Commands.Add(new UICommand("Close the app", (command) => Methods.CloseApp()));
+                dialog.Commands.Add(new UICommand("Later"));
+                dialog.CancelCommandIndex = 1;
+                dialog.DefaultCommandIndex = 0;
+                await dialog.ShowAsync();
             };
             SecretsVault.Initialize();
 
@@ -63,6 +71,55 @@ namespace FoxTube
                 { typeof(Home), () => Title.Text = resources.GetString("/Main/home/Content") },
                 { typeof(Downloads), () => Title.Text = resources.GetString("/Main/downloads/Content") }
             };
+
+            if(StoreServicesFeedbackLauncher.IsSupported())
+                feedback.Visibility = Visibility.Visible;
+
+            PromptFeedback();
+        }
+
+        async void PromptFeedback()
+        {
+            //TODO: Localize strings
+            if (SettingsStorage.Uptime.TotalHours >= 12 && SettingsStorage.PromptFeedback)
+            {
+                MessageDialog dialog = new MessageDialog("Have some thoughts to share about the app or any suggestions? Leave feedback!");
+                dialog.Commands.Add(new UICommand("Don't ask me anymore", (command) => SettingsStorage.PromptFeedback = false));
+                dialog.Commands.Add(new UICommand("Maybe later"));
+                dialog.Commands.Add(new UICommand("Sure!", async (command) =>
+                {
+                    SettingsStorage.PromptFeedback = false;
+                    if (StoreServicesFeedbackLauncher.IsSupported())
+                        await StoreServicesFeedbackLauncher.GetDefault().LaunchAsync();
+                    else
+                    {
+                        MessageDialog message = new MessageDialog("Oops. Seems like you don't have a Feedback Hub app. But you can stil send your feedback to michael.xfox@outlook.com");
+                        message.Commands.Add(new UICommand("Send an E-mail", async (c) => await Launcher.LaunchUriAsync("mailto:michael.xfox@outlook.com".ToUri())));
+                        message.Commands.Add(new UICommand("Nevermind. Get me back"));
+                        message.CancelCommandIndex = 1;
+                        message.DefaultCommandIndex = 0;
+                        await message.ShowAsync();
+                    }
+                }));
+                dialog.DefaultCommandIndex = 2;
+                dialog.CancelCommandIndex = 1;
+                await dialog.ShowAsync();
+            }
+
+            if (SettingsStorage.Uptime.TotalHours >= 24 && SettingsStorage.PromptReview)
+            {
+                MessageDialog dialog = new MessageDialog("Like our app? Review it on Microsoft Store!");
+                dialog.Commands.Add(new UICommand("Don't ask me anymore", (command) => SettingsStorage.PromptReview = false));
+                dialog.Commands.Add(new UICommand("Maybe later"));
+                dialog.Commands.Add(new UICommand("Sure!", async (command) =>
+                {
+                    SettingsStorage.PromptReview = false;
+                    await Launcher.LaunchUriAsync("ms-windows-store://review/?ProductId=9NCQQXJTDLFH".ToUri());
+                }));
+                dialog.DefaultCommandIndex = 2;
+                dialog.CancelCommandIndex = 1;
+                await dialog.ShowAsync();
+            }
         }
 
         public string GetPlaylist()
@@ -89,10 +146,10 @@ namespace FoxTube
             titleBar.ButtonInactiveBackgroundColor = Colors.Transparent;
             titleBar.ButtonInactiveForegroundColor = Colors.Gray;
 
-            if(Application.Current.RequestedTheme == ApplicationTheme.Dark)
+            if(RequestedTheme == ElementTheme.Dark || (RequestedTheme == ElementTheme.Default && Application.Current.RequestedTheme == ApplicationTheme.Dark))
-                titleBar.ForegroundColor = Colors.White;
+                titleBar.ButtonForegroundColor = Colors.White;
             else
-                titleBar.ForegroundColor = Colors.Black;
+                titleBar.ButtonForegroundColor = Colors.Black;
         }
         
         private void SecretsVault_SubscriptionsChanged(object sender, params object[] args)
@@ -100,7 +157,7 @@ namespace FoxTube
             switch(args[0] as string)
             {
                 case "add":
-                    if (nav.MenuItems.Count >= 19)
+                    if (nav.MenuItems.Count < 19)
                         nav.MenuItems.Add(args[1] as Subscription);
                     break;
 
@@ -113,7 +170,6 @@ namespace FoxTube
 
                     if (SecretsVault.Subscriptions.Count >= 10)
                         nav.MenuItems.Add(SecretsVault.Subscriptions[9]);
-
                     break;
             }
         }
@@ -124,21 +180,15 @@ namespace FoxTube
             {
                 case true:
                     account.Visibility = Visibility.Collapsed;
-                    try
-                    {
-                        Userinfoplus info = await new Oauth2Service(SecretsVault.Initializer).Userinfo.Get().ExecuteAsync();
 
-                        myName.Text = myNameFlyout.Text = info.Name;
+                    myName.Text = myNameFlyout.Text = SecretsVault.UserInfo.Name;
-                        if (string.IsNullOrWhiteSpace(info.Email))
+                    myEmail.Text = SecretsVault.UserInfo.Email;
-                            myEmail.Visibility = Visibility.Collapsed;
+                    avatarFlyout.ProfilePicture = new BitmapImage(SecretsVault.UserInfo.Picture.ToUri());
-                        else
-                            myEmail.Text = info.Email;
-                        avatarFlyout.ProfilePicture = new BitmapImage(info.Picture.ToUri());
                     ((avatar.Content as StackPanel).Children[0] as PersonPicture).ProfilePicture = avatarFlyout.ProfilePicture;
-                    }
+
-                    catch { }
                     avatar.Visibility = Visibility.Visible;
 
+                    if(SecretsVault.UserChannel != null)
                         toChannel.Visibility =  Visibility.Visible;
                     toSubscriptions.Visibility = Visibility.Visible;
                     libHeader.Visibility = Visibility.Visible;
@@ -152,9 +202,8 @@ namespace FoxTube
                         for (int k = 0; k < SecretsVault.Subscriptions.Count && k < 10; k++)
                             nav.MenuItems.Add(SecretsVault.Subscriptions[k]);
                     }
-                    if (SecretsVault.UserChannel == null)
-                        toChannel.Visibility = Visibility.Collapsed;
                     break;
+
                 case false:
                     for (int k = nav.MenuItems.Count - 1; k > 8; k--)
                         nav.MenuItems.RemoveAt(k);
@@ -172,6 +221,7 @@ namespace FoxTube
 
                     subsHeader.Visibility = Visibility.Collapsed;
                     break;
+
                 default:
                     MessageDialog dialog = new MessageDialog(resources.GetString("/Main/connectErrContent"), resources.GetString("/Main/connectErrHeader"));
 
@@ -191,12 +241,12 @@ namespace FoxTube
                     break;
             }
 
-            if(e[0] as bool? != null)
+            await Dispatcher.RunIdleAsync((command) => DownloadAgent.Initialize());
-                DownloadAgent.Initialize();
+
+            wasInvoked = false;
 
-            s = Sender.None;
             if (content.Content != null)
-                content.Navigate(content.SourcePageType);
+                content.Navigate(content.CurrentSourcePageType, (content.Content as NavigationPage).Parameter);
             else
                 content.Navigate(typeof(Home));
 
@@ -206,15 +256,10 @@ namespace FoxTube
 
         private async void Feedback_Click(object sender, TappedRoutedEventArgs e)
         {
-            await Launcher.LaunchUriAsync(new Uri("feedback-hub:"));
+            await StoreServicesFeedbackLauncher.GetDefault().LaunchAsync();
         }
 
-        private async void CreateAccount_Click(object sender, RoutedEventArgs e)
+        private void SignIn_Click(object sender, TappedRoutedEventArgs e)
-        {
-            await Launcher.LaunchUriAsync(new Uri("https://accounts.google.com/signup/v2/webcreateaccount?ManageAccount&flowName=GlifWebSignIn&flowEntry=SignUp"));
-        }
-
-        private void SignIn_Click(object sender, RoutedEventArgs e)
         {
             SecretsVault.Authorize();
         }
@@ -318,13 +363,13 @@ namespace FoxTube
 
         public void MinimizeAsInitializer()
         {
-            if (videoPlaceholder.Content != null)
+            if (videoPlaceholder.Content == null)
                 return;
 
             if ((videoPlaceholder.Content as VideoPage).LoadingPage.State != LoadingState.Loaded)
                 CloseVideo();
             else
-                (videoPlaceholder.Content as VideoPage).Player.Controls_MiniModeChanged(this, true);
+                (videoPlaceholder.Content as VideoPage).Player.Minimize();
 
             try { headers[content.SourcePageType](); }
             catch { }
@@ -390,6 +435,8 @@ namespace FoxTube
                 nav.IsBackEnabled = true;
             else
                 nav.IsBackEnabled = false;
+
+            SetNavigationMenu();
         }
 
         private void Search_QuerySubmitted(AutoSuggestBox sender, AutoSuggestBoxQuerySubmittedEventArgs args)
@@ -400,6 +447,7 @@ namespace FoxTube
 
         private void Search_TextChanged(AutoSuggestBox sender, AutoSuggestBoxTextChangedEventArgs args)
         {
+            //TODO: Make it run async
             if (search.Text.Length > 2 && args.Reason == AutoSuggestionBoxTextChangeReason.UserInput)
             {
                 try
@@ -425,7 +473,7 @@ namespace FoxTube
                 if (nav.SelectedItem != item)
                     nav.SelectedItem = item;
                 else
-                    s = Sender.None;
+                    wasInvoked = false;
             }
             catch { }
         }
@@ -435,9 +483,9 @@ namespace FoxTube
             try { headers[e.SourcePageType](); }
             catch { }
 
-            if (s == Sender.None)
+            if (!wasInvoked)
             {
-                s = Sender.Frame;
+                wasInvoked = true;
 
                 if (e.SourcePageType == typeof(Settings))
                     SetNavigationItem(nav.SettingsItem);
@@ -472,7 +520,7 @@ namespace FoxTube
                 }
             }
             else
-                s = Sender.None;
+                wasInvoked = false;
 
             if(e.SourcePageType == typeof(History))
             {
@@ -512,9 +560,9 @@ namespace FoxTube
         {
             try
             {
-                if (s == Sender.None)
+                if (!wasInvoked)
                 {
-                    s = Sender.Menu;
+                    wasInvoked = true;
                     if (args.IsSettingsSelected)
                         content.Navigate(typeof(Settings));
                     else
@@ -538,7 +586,7 @@ namespace FoxTube
                     }
                 }
                 else
-                    s = Sender.None;
+                    wasInvoked = false;
             }
             catch { }
         }

FoxTube/Pages/PlaylistPage.xaml.cs

@@ -18,8 +18,9 @@ namespace FoxTube.Pages
     /// <summary>
     /// Playlist page
     /// </summary>
-    public sealed partial class PlaylistPage : Page
+    public sealed partial class PlaylistPage : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         public string playlistId;
         Playlist item;
 
@@ -36,6 +37,7 @@ namespace FoxTube.Pages
         protected override void OnNavigatedTo(NavigationEventArgs e)
         {
             base.OnNavigatedTo(e);
+            Parameter = e.Parameter;
             if (e.Parameter == null)
                 loading.Error("NullReferenceException", "Unable to initialize page. Playlist ID is not stated.");
             else

FoxTube/Pages/Search.xaml.cs

@@ -16,8 +16,9 @@ namespace FoxTube
     /// <summary>
     /// Search page
     /// </summary>
-    public sealed partial class Search : Page
+    public sealed partial class Search : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         readonly ResourceLoader resources = ResourceLoader.GetForCurrentView("Search");
 
         public SearchParameters Parameters;
@@ -63,6 +64,7 @@ namespace FoxTube
         protected override void OnNavigatedTo(NavigationEventArgs e)
         {
             base.OnNavigatedTo(e);
+            Parameter = e.Parameter;
             if (e.Parameter == null)
                 loading.Error("NullReferenceException", "Unable to initialize search. Search term is not stated.");
             else

FoxTube/Pages/Settings.xaml.cs

@@ -7,8 +7,9 @@ namespace FoxTube
     /// <summary>
     /// Settings tabs placeholder
     /// </summary>
-    public sealed partial class Settings : Page
+    public sealed partial class Settings : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         bool inboxLoaded = false;
         string inboxId = null;
         public Settings()
@@ -19,6 +20,7 @@ namespace FoxTube
         protected override void OnNavigatedTo(NavigationEventArgs e)
         {
             base.OnNavigatedTo(e);
+            Parameter = e.Parameter;
             if (!string.IsNullOrWhiteSpace(e.Parameter as string))
             {
                 inboxId = e.Parameter as string;

FoxTube/Pages/SettingsPages/About.xaml

@@ -47,7 +47,7 @@
             <HyperlinkButton x:Uid="/About/guides" Content="YouTube Community Guidelines" NavigateUri="https://youtube.com/t/community_guidelines" Padding="0,0,0,10"/>
             <TextBlock x:Uid="/About/crMe" Text="© 2018 Michael Gordeev"/>
             <TextBlock x:Uid="/About/crYt" Text="© 2018 YouTube, LLC"/>
-            <Button x:Uid="/About/feedback" Content="Leave feedback" Margin="0,5" Click="Button_Click"/>
+            <Button Name="feedback" x:Uid="/About/feedback" Content="Leave feedback" Margin="0,5" Click="Button_Click" Visibility="Collapsed"/>
         </StackPanel>
         <Image Grid.Column="1" Source="/Assets/LogoAvatar.png" VerticalAlignment="Top" Width="128"/>
     </Grid>

FoxTube/Pages/SettingsPages/About.xaml.cs

@@ -1,4 +1,5 @@
-using System;
+using Microsoft.Services.Store.Engagement;
+using System;
 using Windows.ApplicationModel;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
@@ -15,11 +16,14 @@ namespace FoxTube.Pages.SettingsPages
             InitializeComponent();
             PackageVersion ver = Package.Current.Id.Version;
             version.Text = $"{ver.Major}.{ver.Minor}.{ver.Build}";
+
+            if (StoreServicesFeedbackLauncher.IsSupported())
+                feedback.Visibility = Visibility.Visible;
         }
 
         private async void Button_Click(object sender, RoutedEventArgs e)
         {
-            await Windows.System.Launcher.LaunchUriAsync(new Uri("feedback-hub:"));
+            await StoreServicesFeedbackLauncher.GetDefault().LaunchAsync();
         }
     }
 }

FoxTube/Pages/SettingsPages/General.xaml.cs

@@ -126,20 +126,20 @@ namespace FoxTube.Pages.SettingsPages
             if (sender == light && SettingsStorage.Theme != 0)
             {
                 SettingsStorage.Theme = 0;
-                Application.Current.RequestedTheme = ApplicationTheme.Light;
+                Methods.MainPage.RequestedTheme = ElementTheme.Light;
             }
             else if (sender == dark && SettingsStorage.Theme != 1)
             {
                 SettingsStorage.Theme = 1;
-                Application.Current.RequestedTheme = ApplicationTheme.Dark;
+                Methods.MainPage.RequestedTheme = ElementTheme.Dark;
             }
             else if (sender == system && SettingsStorage.Theme != 2)
             {
                 SettingsStorage.Theme = 2;
                 if (new Windows.UI.ViewManagement.UISettings().GetColorValue(Windows.UI.ViewManagement.UIColorType.Background) == Colors.Black)
-                    Application.Current.RequestedTheme = ApplicationTheme.Dark;
+                    Methods.MainPage.RequestedTheme = ElementTheme.Dark;
                 else
-                    Application.Current.RequestedTheme = ApplicationTheme.Light;
+                    Methods.MainPage.RequestedTheme = ElementTheme.Light;
             }
             Methods.MainPage.SetTitleBar();
         }

FoxTube/Pages/Subscriptions.xaml.cs

@@ -8,8 +8,9 @@ namespace FoxTube.Pages
     /// <summary>
     /// User's subscriptions page
     /// </summary>
-    public sealed partial class Subscriptions : Page
+    public sealed partial class Subscriptions : Page, NavigationPage
     {
+        public object Parameter { get; set; } = null;
         readonly List<Subscription> list = SecretsVault.Subscriptions;
         public Subscriptions()
         {

FoxTube/Pages/VideoGrid.xaml

@@ -4,18 +4,22 @@
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-    xmlns:ui="using:Microsoft.Toolkit.Uwp.UI.Controls"
-    x:Name="root"
     mc:Ignorable="d">
 
-    <Grid Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+    <Grid Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" Name="grid" SizeChanged="Grid_SizeChanged">
-        <ui:AdaptiveGridView Name="list" DesiredWidth="400" SelectionMode="None" HorizontalContentAlignment="Left">
+        <Grid.ColumnDefinitions>
-            <ui:AdaptiveGridView.ItemContainerTransitions>
+            <ColumnDefinition/>
-                <TransitionCollection>
+            <ColumnDefinition Width="0"/>
-                    <EntranceThemeTransition IsStaggeringEnabled="True"/>
+            <ColumnDefinition Width="0"/>
-                </TransitionCollection>
+            <ColumnDefinition Width="0"/>
-            </ui:AdaptiveGridView.ItemContainerTransitions>
+            <ColumnDefinition Width="0"/>
-        </ui:AdaptiveGridView>
+        </Grid.ColumnDefinitions>
-        <TextBlock Name="empty" Text="&#xD8;" FontSize="200" Foreground="Gray" VerticalAlignment="Center" HorizontalAlignment="Center" Grid.RowSpan="2"/>
+        <TextBlock Name="empty" Grid.ColumnSpan="5" Text="&#xD8;" FontSize="200" Foreground="Gray" VerticalAlignment="Center" HorizontalAlignment="Center" Grid.RowSpan="2"/>
+        
+        <StackPanel Grid.Column="0" Name="col0"/>
+        <StackPanel Grid.Column="1" Name="col1"/>
+        <StackPanel Grid.Column="2" Name="col2"/>
+        <StackPanel Grid.Column="3" Name="col3"/>
+        <StackPanel Grid.Column="4" Name="col4"/>
     </Grid>
 </Page>

FoxTube/Pages/VideoGrid.xaml.cs

@@ -1,6 +1,4 @@
-using FoxTube.Controls;
+using System.Collections.Generic;
-using System;
-using System.Collections.Generic;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
 
@@ -11,8 +9,18 @@ namespace FoxTube.Pages
     /// </summary>
     public sealed partial class VideoGrid : Page
     {
-        public int Count => list.Items.Count;
+        public int Columns
-        public ItemCollection Children => list.Items;
+        {
+            get { return cols; }
+            set
+            {
+                cols = value;
+                UpdateGrid();
+            }
+        }
+        private int cols = 1;
+        public int Count => Children.Count;
+        public List<UIElement> Children { get; } = new List<UIElement>();
 
         public VideoGrid()
         {
@@ -21,7 +29,8 @@ namespace FoxTube.Pages
 
         public void Add(UIElement card)
         {
-            list.Items.Add(card);
+            (grid.Children[Count % cols + 1] as StackPanel).Children.Add(card);
+            Children.Add(card);
             /*if (list.Items.Count % 10 == 0)
                 list.Items.Add(new CardAdvert());*/
             empty.Visibility = Visibility.Collapsed;
@@ -29,8 +38,39 @@ namespace FoxTube.Pages
 
         public void Clear()
         {
-            list.Items.Clear();
+            for (int k = 1; k <= 5; k++)
+                (grid.Children[k] as StackPanel).Children.Clear();
+
             empty.Visibility = Visibility.Visible;
         }
+
+        void UpdateGrid()
+        {
+            for (int k = 1; k <= 5; k++)
+                (grid.Children[k] as StackPanel).Children.Clear();
+
+            for (int k = 0; k < Count; k++)
+                (grid.Children[k % cols + 1] as StackPanel).Children.Add(Children[k]);
+
+            for (int k = 0; k < cols; k++)
+                grid.ColumnDefinitions[k].Width = new GridLength(1, GridUnitType.Star);
+
+            for (int k = cols; k < 5; k++)
+                grid.ColumnDefinitions[k].Width = new GridLength(0);
+        }
+
+        private void Grid_SizeChanged(object sender, SizeChangedEventArgs e)
+        {
+            if (e.NewSize.Width >= 1600 && Columns != 5)
+                Columns = 5;
+            else if (e.NewSize.Width >= 1200 && e.NewSize.Width < 1600 && Columns != 4)
+                Columns = 4;
+            else if (e.NewSize.Width >= 900 && e.NewSize.Width < 1200 && Columns != 3)
+                Columns = 3;
+            else if (e.NewSize.Width >= 550 && e.NewSize.Width < 900 && Columns != 2)
+                Columns = 2;
+            else if (e.NewSize.Width < 550 && Columns != 1)
+                Columns = 1;
+        }
     }
 }

FoxTube/Pages/VideoPage.xaml

@@ -9,7 +9,6 @@
     xmlns:controls1="using:FoxTube.Controls"
     mc:Ignorable="d">
 
-
     <Grid Name="grid" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" SizeChanged="grid_SizeChanged">
         <VisualStateManager.VisualStateGroups>
             <VisualStateGroup>
@@ -61,6 +60,7 @@
                 <PivotItem Header="Description" Name="descriptionPanel">
                     <StackPanel Margin="0,10">
                         <TextBlock IsTextSelectionEnabled="True" Name="title" Text="[Video title]" FontSize="25" TextWrapping="WrapWholeWords" HorizontalTextAlignment="Start"/>
+                        <TextBlock Text="Published at: " Name="date"/>
                         <Grid>
                             <Grid.RowDefinitions>
                                 <RowDefinition Height="Auto"/>

FoxTube/Pages/VideoPage.xaml.cs

@@ -53,7 +53,6 @@ namespace FoxTube.Pages
         public Video item;
 
         bool isExtended = false;
-        bool playlistLoaded = false;
 
         Rating userRating = Rating.None;
         
@@ -229,6 +228,7 @@ namespace FoxTube.Pages
         {
             //Setting meta
             title.Text = item.Snippet.Title;
+            date.Text = $"{resources.GetString("/VideoPage/publishedAt")}: {item.Snippet.PublishedAt} ({Methods.GetAgo(item.Snippet.PublishedAt.Value)})";
             Methods.FormatText(ref description, item.Snippet.Description);
 
             //Setting channel button
@@ -366,7 +366,7 @@ namespace FoxTube.Pages
             SearchListResponse response = await request.ExecuteAsync();
 
             foreach (SearchResult video in response.Items)
-                relatedVideos.Children.Add(new VideoCard(video.Id.VideoId));
+                relatedVideos.Add(new VideoCard(video.Id.VideoId));
         }
 
         private void Player_Minimize(object sender, params object[] e)

FoxTube/Strings/en-US/Main.resw

@@ -180,7 +180,7 @@
   <data name="signEx.Text" xml:space="preserve">
     <value>Sign in with existing account</value>
   </data>
-  <data name="signIn.Text" xml:space="preserve">
+  <data name="signIn.Content" xml:space="preserve">
     <value>Add account</value>
   </data>
   <data name="signNew.Text" xml:space="preserve">

FoxTube/Strings/en-US/VideoPage.resw

@@ -261,4 +261,7 @@
   <data name="yes" xml:space="preserve">
     <value>Yes</value>
   </data>
+  <data name="publishedAt" xml:space="preserve">
+    <value>Published at</value>
+  </data>
 </root>

FoxTube/Strings/ru-RU/Main.resw

@@ -180,7 +180,7 @@
   <data name="signEx.Text" xml:space="preserve">
     <value>Войти с помощью существующего аккаунта Google</value>
   </data>
-  <data name="signIn.Text" xml:space="preserve">
+  <data name="signIn.Content" xml:space="preserve">
     <value>Войти в аккаунт</value>
   </data>
   <data name="signNew.Text" xml:space="preserve">

FoxTube/Strings/ru-RU/VideoPage.resw

@@ -261,4 +261,7 @@
   <data name="yes" xml:space="preserve">
     <value>Да</value>
   </data>
+  <data name="publishedAt" xml:space="preserve">
+    <value>Опубликовано</value>
+  </data>
 </root>

FoxTube/Themes/Generic.xaml

@@ -533,6 +533,7 @@
                                     <Button x:Name="compactClose" VerticalAlignment="Top" HorizontalAlignment="Right">
                                         <FontIcon Glyph="&#xE106;"/>
                                     </Button>
+                                    <Button Height="32" Width="50" Margin="0,0,48,0" VerticalAlignment="Top" HorizontalAlignment="Right" FontFamily="Segoe MDL2 Assets" Content="&#xE700;" IsHitTestVisible="False" x:Name="dragholder"/>
 
                                     <StackPanel Orientation="Horizontal" VerticalAlignment="Center" HorizontalAlignment="Center" x:Name="centralStack"/>
 
@@ -578,7 +579,7 @@
                                     <Grid Grid.Column="1" Margin="10,5">
                                         <TextBlock VerticalAlignment="Bottom" HorizontalAlignment="Left" x:Name="TimeElapsedElement" Text="00:00"/>
                                         <TextBlock VerticalAlignment="Bottom" HorizontalAlignment="Right" x:Name="TimeRemainingElement" Text="00:00"/>
-                                        <Grid VerticalAlignment="Top" Height="3" Margin="0,15,0,0">
+                                        <Grid VerticalAlignment="Top" Height="4" Margin="0,15,0,0">
                                             <ProgressBar Background="#66FFFFFF" Foreground="#66FFFFFF" x:Name="BufferingProgressBar"/>
                                         </Grid>
                                         <Slider x:Name="ProgressSlider" Style="{StaticResource PlayerSeek}" IsThumbToolTipEnabled="False" Background="Transparent" HorizontalAlignment="Stretch" VerticalAlignment="Top"/>

FoxTubeDevPortal/FoxTubeDevPortal.sln

@@ -0,0 +1,51 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.28705.295
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FoxTubeDevPortal", "FoxTubeDevPortal\FoxTubeDevPortal.csproj", "{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|ARM = Debug|ARM
+		Debug|ARM64 = Debug|ARM64
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|ARM = Release|ARM
+		Release|ARM64 = Release|ARM64
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|ARM.ActiveCfg = Debug|ARM
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|ARM.Build.0 = Debug|ARM
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|ARM.Deploy.0 = Debug|ARM
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+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|ARM64.Build.0 = Debug|ARM64
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|ARM64.Deploy.0 = Debug|ARM64
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+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|x64.Deploy.0 = Debug|x64
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+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|x86.Build.0 = Debug|x86
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Debug|x86.Deploy.0 = Debug|x86
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Release|ARM.ActiveCfg = Release|ARM
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+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Release|ARM64.Deploy.0 = Release|ARM64
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+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Release|x64.Deploy.0 = Release|x64
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Release|x86.ActiveCfg = Release|x86
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Release|x86.Build.0 = Release|x86
+		{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}.Release|x86.Deploy.0 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {2CCDEED5-E131-470C-AAC6-8798DF866019}
+	EndGlobalSection
+EndGlobal

FoxTubeDevPortal/FoxTubeDevPortal/App.xaml

@@ -0,0 +1,7 @@
+<Application
+    x:Class="FoxTubeDevPortal.App"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:FoxTubeDevPortal">
+
+</Application>

FoxTubeDevPortal/FoxTubeDevPortal/App.xaml.cs

@@ -0,0 +1,100 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.ApplicationModel;
+using Windows.ApplicationModel.Activation;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Controls.Primitives;
+using Windows.UI.Xaml.Data;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Navigation;
+
+namespace FoxTubeDevPortal
+{
+    /// <summary>
+    /// Provides application-specific behavior to supplement the default Application class.
+    /// </summary>
+    sealed partial class App : Application
+    {
+        /// <summary>
+        /// Initializes the singleton application object.  This is the first line of authored code
+        /// executed, and as such is the logical equivalent of main() or WinMain().
+        /// </summary>
+        public App()
+        {
+            this.InitializeComponent();
+            this.Suspending += OnSuspending;
+        }
+
+        /// <summary>
+        /// Invoked when the application is launched normally by the end user.  Other entry points
+        /// will be used such as when the application is launched to open a specific file.
+        /// </summary>
+        /// <param name="e">Details about the launch request and process.</param>
+        protected override void OnLaunched(LaunchActivatedEventArgs e)
+        {
+            Frame rootFrame = Window.Current.Content as Frame;
+
+            // Do not repeat app initialization when the Window already has content,
+            // just ensure that the window is active
+            if (rootFrame == null)
+            {
+                // Create a Frame to act as the navigation context and navigate to the first page
+                rootFrame = new Frame();
+
+                rootFrame.NavigationFailed += OnNavigationFailed;
+
+                if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
+                {
+                    //TODO: Load state from previously suspended application
+                }
+
+                // Place the frame in the current Window
+                Window.Current.Content = rootFrame;
+            }
+
+            if (e.PrelaunchActivated == false)
+            {
+                if (rootFrame.Content == null)
+                {
+                    // When the navigation stack isn't restored navigate to the first page,
+                    // configuring the new page by passing required information as a navigation
+                    // parameter
+                    rootFrame.Navigate(typeof(MainPage), e.Arguments);
+                }
+                // Ensure the current window is active
+                Window.Current.Activate();
+            }
+        }
+
+        /// <summary>
+        /// Invoked when Navigation to a certain page fails
+        /// </summary>
+        /// <param name="sender">The Frame which failed navigation</param>
+        /// <param name="e">Details about the navigation failure</param>
+        void OnNavigationFailed(object sender, NavigationFailedEventArgs e)
+        {
+            throw new Exception("Failed to load Page " + e.SourcePageType.FullName);
+        }
+
+        /// <summary>
+        /// Invoked when application execution is being suspended.  Application state is saved
+        /// without knowing whether the application will be terminated or resumed with the contents
+        /// of memory still intact.
+        /// </summary>
+        /// <param name="sender">The source of the suspend request.</param>
+        /// <param name="e">Details about the suspend request.</param>
+        private void OnSuspending(object sender, SuspendingEventArgs e)
+        {
+            var deferral = e.SuspendingOperation.GetDeferral();
+            //TODO: Save application state and stop any background activity
+            deferral.Complete();
+        }
+    }
+}

FoxTubeDevPortal/FoxTubeDevPortal/Browser.xaml

@@ -0,0 +1,34 @@
+<Page
+    x:Class="FoxTubeDevPortal.Browser"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:FoxTubeDevPortal"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"/>
+            <RowDefinition/>
+        </Grid.RowDefinitions>
+        <Grid>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="auto"/>
+                <ColumnDefinition/>
+            </Grid.ColumnDefinitions>
+
+            <StackPanel Orientation="Horizontal">
+                <Button Content="&#xE0A6;" Height="32" FontFamily="Segoe MDL2 Assets" Name="back" Click="Back_Click"/>
+                <Button Content="&#xE0AB;" Height="32" FontFamily="Segoe MDL2 Assets" Name="forward" Click="Forward_Click"/>
+                <Button Content="&#xE117;" Height="32" FontFamily="Segoe MDL2 Assets" Name="refresh" Click="Refresh_Click"/>
+                <Button Content="&#xE143;" Height="32" FontFamily="Segoe MDL2 Assets" Name="go" Click="Go_Click"/>
+            </StackPanel>
+
+            <TextBox Grid.Column="1" Name="sitebar"/>
+        </Grid>
+
+        <WebView Name="view" Grid.Row="1" NavigationStarting="View_NavigationStarting"/>
+    </Grid>
+</Page>

FoxTubeDevPortal/FoxTubeDevPortal/Browser.xaml.cs

@@ -0,0 +1,47 @@
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+
+namespace FoxTubeDevPortal
+{
+    public sealed partial class Browser : Page
+    {
+        public bool IsAppCenter { get; set; } = false;
+        public Browser()
+        {
+            InitializeComponent();
+        }
+
+        protected override void OnNavigatedTo(NavigationEventArgs e)
+        {
+            base.OnNavigatedTo(e);
+            view.Navigate(new System.Uri(IsAppCenter ? "https://appcenter.ms/users/XFox/apps/FoxTube/" : "https://partner.microsoft.com/en-us/dashboard/windows/overview"));
+        }
+
+        private void View_NavigationStarting(WebView sender, WebViewNavigationStartingEventArgs args)
+        {
+            back.IsEnabled = view.CanGoBack;
+            forward.IsEnabled = view.CanGoForward;
+            sitebar.Text = view.Source.AbsoluteUri;
+        }
+
+        private void Go_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
+        {
+            view.Navigate(new System.Uri(sitebar.Text));
+        }
+
+        private void Refresh_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
+        {
+            view.Refresh();
+        }
+
+        private void Forward_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
+        {
+            view.GoForward();
+        }
+
+        private void Back_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
+        {
+            view.GoBack();
+        }
+    }
+}

FoxTubeDevPortal/FoxTubeDevPortal/FoxTubeDevPortal.csproj

@@ -0,0 +1,194 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+    <ProjectGuid>{E8208BA2-CBE5-47D8-8BCB-75E0FF90EC11}</ProjectGuid>
+    <OutputType>AppContainerExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>FoxTubeDevPortal</RootNamespace>
+    <AssemblyName>FoxTubeDevPortal</AssemblyName>
+    <DefaultLanguage>en-US</DefaultLanguage>
+    <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
+    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.17763.0</TargetPlatformVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <WindowsXamlEnableOverview>true</WindowsXamlEnableOverview>
+    <PackageCertificateKeyFile>FoxTubeDevPortal_TemporaryKey.pfx</PackageCertificateKeyFile>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x86\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
+    <OutputPath>bin\x86\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM'">
+    <OutputPath>bin\ARM\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM64'">
+    <OutputPath>bin\ARM64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'">
+    <OutputPath>bin\x64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup>
+    <RestoreProjectStyle>PackageReference</RestoreProjectStyle>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="App.xaml.cs">
+      <DependentUpon>App.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Browser.xaml.cs">
+      <DependentUpon>Browser.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="MainPage.xaml.cs">
+      <DependentUpon>MainPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Message.cs" />
+    <Compile Include="Messages.xaml.cs">
+      <DependentUpon>Messages.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Settings.xaml.cs">
+      <DependentUpon>Settings.xaml</DependentUpon>
+    </Compile>
+  </ItemGroup>
+  <ItemGroup>
+    <AppxManifest Include="Package.appxmanifest">
+      <SubType>Designer</SubType>
+    </AppxManifest>
+    <None Include="FoxTubeDevPortal_TemporaryKey.pfx" />
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Properties\Default.rd.xml" />
+    <Content Include="Assets\LockScreenLogo.scale-200.png" />
+    <Content Include="Assets\SplashScreen.scale-200.png" />
+    <Content Include="Assets\Square150x150Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png" />
+    <Content Include="Assets\StoreLogo.png" />
+    <Content Include="Assets\Wide310x150Logo.scale-200.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <ApplicationDefinition Include="App.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </ApplicationDefinition>
+    <Page Include="Browser.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="MainPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+    <Page Include="Messages.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="Settings.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
+      <Version>6.2.8</Version>
+    </PackageReference>
+    <PackageReference Include="Microsoft.Toolkit.Uwp.UI.Controls">
+      <Version>5.1.1</Version>
+    </PackageReference>
+  </ItemGroup>
+  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">
+    <VisualStudioVersion>14.0</VisualStudioVersion>
+  </PropertyGroup>
+  <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

FoxTubeDevPortal/FoxTubeDevPortal/MainPage.xaml

@@ -0,0 +1,47 @@
+<Page
+    x:Class="FoxTubeDevPortal.MainPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:foxtubedevportal="using:FoxTubeDevPortal"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+    <Grid>
+        <Border x:Name="AppTitleBar"
+                IsHitTestVisible="True"
+                VerticalAlignment="Top"
+                Background="Transparent"
+                Canvas.ZIndex="1">
+
+            <TextBlock x:Name="AppTitle"
+                       Text="FoxTube"
+                       VerticalAlignment="Center"
+                       Style="{StaticResource CaptionTextBlockStyle}" />
+        </Border>
+
+        <NavigationView PaneTitle="Menu" PaneDisplayMode="Top" AlwaysShowHeader="False" SelectionChanged="NavigationView_SelectionChanged" SelectedItem="{x:Bind messages}">
+            <NavigationView.MenuItems>
+                <NavigationViewItem Icon="Message" Content="Messages" x:Name="messages"/>
+                <NavigationViewItem Icon="Flag" Content="Partner center" x:Name="partner"/>
+                <NavigationViewItem Icon="Admin" Content="App center" x:Name="app"/>
+            </NavigationView.MenuItems>
+
+            <Pivot Padding="0,-48,0,0" Name="pivot">
+                <PivotItem Margin="0">
+                    <foxtubedevportal:Messages/>
+                </PivotItem>
+                <PivotItem Margin="0">
+                    <foxtubedevportal:Browser/>
+                </PivotItem>
+                <PivotItem Margin="0">
+                    <foxtubedevportal:Browser IsAppCenter="True"/>
+                </PivotItem>
+                <PivotItem Margin="0">
+                    <foxtubedevportal:Settings/>
+                </PivotItem>
+            </Pivot>
+        </NavigationView>
+    </Grid>
+</Page>

FoxTubeDevPortal/FoxTubeDevPortal/MainPage.xaml.cs

@@ -0,0 +1,55 @@
+using Windows.ApplicationModel.Core;
+using Windows.UI;
+using Windows.UI.ViewManagement;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+
+namespace FoxTubeDevPortal
+{
+    public sealed partial class MainPage : Page
+    {
+        public MainPage()
+        {
+            InitializeComponent();
+            Window.Current.SetTitleBar(AppTitleBar);
+            CoreApplication.GetCurrentView().TitleBar.ExtendViewIntoTitleBar = true;
+            CoreApplication.GetCurrentView().TitleBar.LayoutMetricsChanged += (s, e) => SetTitleBar(s);
+        }
+
+        public void SetTitleBar(CoreApplicationViewTitleBar coreTitleBar = null)
+        {
+            if (coreTitleBar != null)
+            {
+                bool full = ApplicationView.GetForCurrentView().IsFullScreenMode;
+                double left = 12 + (full ? 0 : coreTitleBar.SystemOverlayLeftInset);
+                AppTitle.Margin = new Thickness(left, 8, 0, 0);
+                AppTitleBar.Height = coreTitleBar.Height;
+            }
+
+            var titleBar = ApplicationView.GetForCurrentView().TitleBar;
+
+            titleBar.ButtonBackgroundColor = Colors.Transparent;
+            titleBar.ButtonHoverBackgroundColor = Colors.IndianRed;
+            titleBar.ButtonPressedBackgroundColor = Colors.DarkRed;
+            titleBar.ButtonInactiveBackgroundColor = Colors.Transparent;
+            titleBar.ButtonInactiveForegroundColor = Colors.Gray;
+
+            if (Application.Current.RequestedTheme == ApplicationTheme.Dark)
+                titleBar.ForegroundColor = Colors.White;
+            else
+                titleBar.ForegroundColor = Colors.Black;
+        }
+
+        private void NavigationView_SelectionChanged(NavigationView sender, NavigationViewSelectionChangedEventArgs args)
+        {
+            if (args.IsSettingsSelected)
+                pivot.SelectedIndex = 3;
+            else if (args.SelectedItem == messages)
+                pivot.SelectedIndex = 0;
+            else if (args.SelectedItem == partner)
+                pivot.SelectedIndex = 1;
+            else if (args.SelectedItem == app)
+                pivot.SelectedIndex = 2;
+        }
+    }
+}

FoxTubeDevPortal/FoxTubeDevPortal/Message.cs

@@ -0,0 +1,43 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoxTubeDevPortal
+{
+    public class Message
+    {
+        public string Id;
+        public List<string> Languages;
+        public Dictionary<string, string> Header;
+        public Dictionary<string, string> Content;
+        public DateTime Date;
+        public string Thumbnail;
+        public string Avatar;
+
+
+        public string GetSourceCode()
+        {
+            string headers = string.Empty;
+            foreach (var i in Header)
+                headers += $@"  <{i.Key}>{i.Value}</{i.Key}>
+";
+            string contents = string.Empty;
+            foreach (var i in Content)
+                contents += $@"  <{i.Key}>{i.Value}</{i.Key}>
+";
+
+            return $@"<post time='2/14/2019 01:30:00 AM'>
+    <id>{Id}</id>
+    <header>
+        {headers}</header>
+    <content>
+        {contents}</content>
+    <thumbnail>{Thumbnail}</thumbnail>
+    <avatar>{Avatar}</avatar>
+</post>";
+        }
+    }
+}

FoxTubeDevPortal/FoxTubeDevPortal/Messages.xaml

@@ -0,0 +1,87 @@
+<Page
+    x:Class="FoxTubeDevPortal.Messages"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:controls="using:Microsoft.Toolkit.Uwp.UI.Controls"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+    <NavigationView IsSettingsVisible="False" IsBackButtonVisible="Collapsed" PaneTitle="Messages list">
+        <NavigationView.MenuItems>
+            <NavigationViewItem Icon="Message" HorizontalContentAlignment="Stretch" Content="Hello, World!"/>
+            <NavigationViewItem Icon="Message" HorizontalContentAlignment="Stretch" Content="Hello, World!"/>
+            <NavigationViewItem Icon="Message" HorizontalContentAlignment="Stretch" Content="Hello, World!"/>
+            <NavigationViewItem Icon="Message" HorizontalContentAlignment="Stretch" Content="Hello, World!"/>
+        </NavigationView.MenuItems>
+        
+        <NavigationView.PaneFooter>
+            <NavigationViewItem Icon="Add" Content="New message"/>
+        </NavigationView.PaneFooter>
+
+        <Pivot>
+            <PivotItem Header="Preview">
+                <ScrollViewer Grid.Column="1">
+                    <StackPanel Margin="10">
+                        <Grid>
+                            <TextBlock FontWeight="Bold" Text="Hello, World!" FontSize="26" Name="title"/>
+                            <ComboBox Width="150" HorizontalAlignment="Right">
+                                <ComboBoxItem Content="Russian"/>
+                                <ComboBoxItem Content="English"/>
+                            </ComboBox>
+                        </Grid>
+                        <controls:MarkdownTextBlock IsTextSelectionEnabled="True" Text="Content" Name="content"/><!--Replace with MarkdownTextBlock-->
+                    </StackPanel>
+                </ScrollViewer>
+            </PivotItem>
+            <PivotItem Header="Info">
+                <StackPanel>
+                    <TextBlock Text="Supported languages:" FontWeight="Bold"/>
+                    <TextBlock Text="   ru-RU, en-US"/>
+                    <TextBlock Text="Title:" FontWeight="Bold"/>
+                    <TextBlock Text="   [Title]"/>
+                    <TextBlock Text="   [Title]"/>
+                    <TextBlock Text="Content:" FontWeight="Bold"/>
+                    <TextBlock Text="   [Text]"/>
+                    <TextBlock Text="   [Text]"/>
+                    <TextBlock Text="Publish date:" FontWeight="Bold"/>
+                    <TextBlock Text="   3/9/2019 9:43:00 PM"/>
+                    <TextBlock Text="Thumbnail:" FontWeight="Bold"/>
+                    <HyperlinkButton Content="Open"/>
+                    <TextBlock Text="Avatar:" FontWeight="Bold"/>
+                    <HyperlinkButton Content="Open"/>
+                    
+                    <TextBlock Text="Source code:" FontWeight="Bold"/>
+                    <Border CornerRadius="5" Background="DimGray" Padding="10">
+                        <TextBlock Text="Code"/>
+                    </Border>
+                </StackPanel>
+            </PivotItem>
+            <PivotItem Header="Editor">
+                <StackPanel>
+                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right">
+                        <HyperlinkButton Content="Markdown cheatsheet" Margin="10,0"/>
+                        <ComboBox Width="150" HorizontalAlignment="Right">
+                            <ComboBoxItem Content="Russian"/>
+                            <ComboBoxItem Content="English"/>
+                        </ComboBox>
+                    </StackPanel>
+                    <TextBox Header="Language 4-letter code"/>
+                    <TextBox Header="Title"/>
+                    <TextBox Header="Content" AcceptsReturn="True" Height="auto"/>
+                    <DatePicker Header="Publish at"/>
+                    <TimePicker Margin="0,10"/>
+                    <TextBox Header="Thumbnail URL"/>
+                    <Button Content="Attach file"/>
+                    <TextBox Header="Avatar URL"/>
+                    <Button Content="Attach file"/>
+                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right">
+                        <Button Content="Delete" Foreground="Red" Margin="10,0"/>
+                        <Button Content="Submit"/>
+                    </StackPanel>
+                </StackPanel>
+            </PivotItem>
+        </Pivot>
+    </NavigationView>
+</Page>

FoxTubeDevPortal/FoxTubeDevPortal/Messages.xaml.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Controls.Primitives;
+using Windows.UI.Xaml.Data;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Navigation;
+
+// The Blank Page item template is documented at https://go.microsoft.com/fwlink/?LinkId=234238
+
+namespace FoxTubeDevPortal
+{
+    /// <summary>
+    /// An empty page that can be used on its own or navigated to within a Frame.
+    /// </summary>
+    public sealed partial class Messages : Page
+    {
+        public Messages()
+        {
+            this.InitializeComponent();
+        }
+    }
+}

FoxTubeDevPortal/FoxTubeDevPortal/Package.appxmanifest

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  IgnorableNamespaces="uap mp">
+
+  <Identity
+    Name="eea8fbb3-4240-4bd2-b1ae-fee9efe8c823"
+    Publisher="CN=XFox"
+    Version="1.0.0.0" />
+
+  <mp:PhoneIdentity PhoneProductId="eea8fbb3-4240-4bd2-b1ae-fee9efe8c823" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>FoxTubeDevPortal</DisplayName>
+    <PublisherDisplayName>XFox</PublisherDisplayName>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.0.0" MaxVersionTested="10.0.0.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate"/>
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$targetnametoken$.exe"
+      EntryPoint="FoxTubeDevPortal.App">
+      <uap:VisualElements
+        DisplayName="FoxTubeDevPortal"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png"
+        Description="FoxTubeDevPortal"
+        BackgroundColor="transparent">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png"/>
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <Capability Name="internetClient" />
+  </Capabilities>
+</Package>

FoxTubeDevPortal/FoxTubeDevPortal/Properties/AssemblyInfo.cs

@@ -0,0 +1,29 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("FoxTubeDevPortal")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("FoxTubeDevPortal")]
+[assembly: AssemblyCopyright("Copyright ©  2019")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: ComVisible(false)]

FoxTubeDevPortal/FoxTubeDevPortal/Properties/Default.rd.xml

@@ -0,0 +1,31 @@
+<!--
+    This file contains Runtime Directives used by .NET Native. The defaults here are suitable for most
+    developers. However, you can modify these parameters to modify the behavior of the .NET Native
+    optimizer.
+
+    Runtime Directives are documented at https://go.microsoft.com/fwlink/?LinkID=391919
+
+    To fully enable reflection for App1.MyClass and all of its public/private members
+    <Type Name="App1.MyClass" Dynamic="Required All"/>
+
+    To enable dynamic creation of the specific instantiation of AppClass<T> over System.Int32
+    <TypeInstantiation Name="App1.AppClass" Arguments="System.Int32" Activate="Required Public" />
+
+    Using the Namespace directive to apply reflection policy to all the types in a particular namespace
+    <Namespace Name="DataClasses.ViewModels" Serialize="All" />
+-->
+
+<Directives xmlns="http://schemas.microsoft.com/netfx/2013/01/metadata">
+  <Application>
+    <!--
+      An Assembly element with Name="*Application*" applies to all assemblies in
+      the application package. The asterisks are not wildcards.
+    -->
+    <Assembly Name="*Application*" Dynamic="Required All" />
+    
+    
+    <!-- Add your application specific runtime directives here. -->
+
+
+  </Application>
+</Directives>

FoxTubeDevPortal/FoxTubeDevPortal/Settings.xaml

@@ -0,0 +1,18 @@
+<Page
+    x:Class="FoxTubeDevPortal.Settings"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:FoxTubeDevPortal"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+    <StackPanel>
+        <TextBox Header="Domain name"/>
+        <TextBox Header="Username"/>
+        <TextBox Header="Password"/>
+        <Button Content="Check"/>
+        <HyperlinkButton Content="Open messages in browser"/>
+    </StackPanel>
+</Page>

FoxTubeDevPortal/FoxTubeDevPortal/Settings.xaml.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Controls.Primitives;
+using Windows.UI.Xaml.Data;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Navigation;
+
+// The Blank Page item template is documented at https://go.microsoft.com/fwlink/?LinkId=234238
+
+namespace FoxTubeDevPortal
+{
+    /// <summary>
+    /// An empty page that can be used on its own or navigated to within a Frame.
+    /// </summary>
+    public sealed partial class Settings : Page
+    {
+        public Settings()
+        {
+            this.InitializeComponent();
+        }
+    }
+}