Implement basic loading splash

src/ImeSense.Launchers.Belarus.Avalonia/App.axaml.cs

@@ -5,6 +5,7 @@
 using Avalonia.Markup.Xaml;
 
 using ImeSense.Launchers.Belarus.Avalonia.Manager;
+using ImeSense.Launchers.Belarus.Avalonia.Models;
 using ImeSense.Launchers.Belarus.Avalonia.Services;
 using ImeSense.Launchers.Belarus.Avalonia.ViewModels;
 using ImeSense.Launchers.Belarus.Avalonia.ViewModels.Validators;
@@ -48,6 +49,7 @@ private IServiceCollection ConfigureServices()
         services.AddSingleton<LinkView>();
         services.AddSingleton<NewsSliderView>();
         services.AddTransient<NewsView>();
+        services.AddTransient<SplashScreenView>();
         services.AddSingleton<StartGameView>();
 
         services.AddTransient<GameDirectoryValidator>();
@@ -71,6 +73,7 @@ private IServiceCollection ConfigureServices()
         services.AddSingleton<StartGameViewModelValidator>();
         services.AddSingleton<UserManager>();
         services.AddSingleton<InitializerManager>();
+        services.AddTransient<SplashScreenViewModel>();
         services.AddTransient<LinkViewModel>();
         services.AddTransient<NewsSliderViewModel>();
         services.AddSingleton<LauncherViewModel>();
@@ -109,15 +112,44 @@ public override void Initialize()
     public override async void OnFrameworkInitializationCompleted()
     {
         if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop) {
-            desktop.MainWindow = new MainWindow();
-
             var initializerManager = _serviceProvider.GetRequiredService<InitializerManager>();
-            await initializerManager.InitializeAsync();
+            initializerManager.InitializeLocale();
+
+            var userManager = _serviceProvider.GetRequiredService<UserManager>();
+            var localeManager = _serviceProvider.GetRequiredService<ILocaleManager>();
+            var locale = userManager.UserSettings?.Locale?.Key ?? "rus";
+
+            var initMessage = new InformationMessage(
+                localeManager.GetStringByKey("LocalizedStrings.Message", locale),
+                localeManager.GetStringByKey("LocalizedStrings.InitApp", locale)
+            );
 
+            var splashScreenViewModel = _serviceProvider.GetRequiredService<SplashScreenViewModel>();
             var mainViewModel = _serviceProvider.GetRequiredService<MainWindowViewModel>();
-            await mainViewModel.InitializeAsync();
+            desktop.MainWindow = new MainWindow {
+                DataContext = mainViewModel
+            };
+
+            try {
+                mainViewModel.ShowSplashScreenImpl(splashScreenViewModel);
+                splashScreenViewModel.Progress++;
+                splashScreenViewModel.InformationMessage = new InformationMessage(
+                    localeManager.GetStringByKey("LocalizedStrings.Loading", locale),
+                    localeManager.GetStringByKey("LocalizedStrings.AccessingRepository", locale));
+                //await Task.Delay(2000, splashScreenViewModel.CancellationToken);
+                await initializerManager.InitializeAsync();
+                splashScreenViewModel.Progress++;
+                splashScreenViewModel.InformationMessage = new InformationMessage(
+                    localeManager.GetStringByKey("LocalizedStrings.Loading", locale),
+                    localeManager.GetStringByKey("LocalizedStrings.DataInitialization", locale));
+                //await Task.Delay(2000, splashScreenViewModel.CancellationToken);
+                await mainViewModel.InitializeAsync();
+                splashScreenViewModel.Progress++;
+            } catch (TaskCanceledException) {
+                desktop.Shutdown();
+                return;
+            }
 
-            desktop.MainWindow.DataContext = _serviceProvider.GetRequiredService<MainWindowViewModel>();
         }
 
         base.OnFrameworkInitializationCompleted();

src/ImeSense.Launchers.Belarus.Avalonia/Assets/Locales/eng.axaml

@@ -27,4 +27,9 @@
     <s:String x:Key="LocalizedStrings.ErrorInternetDescription">Unable to connect to the server!</s:String>
     <s:String x:Key="LocalizedStrings.Warning">Warning</s:String>
     <s:String x:Key="LocalizedStrings.LoadNews">News is loading</s:String>
+    <s:String x:Key="LocalizedStrings.Message">Message</s:String>
+    <s:String x:Key="LocalizedStrings.Cancel">Cancel</s:String>
+    <s:String x:Key="LocalizedStrings.Loading">Loading</s:String>
+    <s:String x:Key="LocalizedStrings.AccessingRepository">Accessing the repository</s:String>
+    <s:String x:Key="LocalizedStrings.DataInitialization">Data initialization</s:String>
 </ResourceDictionary>

src/ImeSense.Launchers.Belarus.Avalonia/Assets/Locales/rus.axaml

@@ -27,4 +27,9 @@
     <s:String x:Key="LocalizedStrings.ErrorInternetDescription">Невозможно подключиться к серверу!</s:String>
     <s:String x:Key="LocalizedStrings.Warning">Предупреждение</s:String>
     <s:String x:Key="LocalizedStrings.LoadNews">Идет загрузка новостей</s:String>
+    <s:String x:Key="LocalizedStrings.Message">Сообщение</s:String>
+    <s:String x:Key="LocalizedStrings.Cancel">Отменить</s:String>
+    <s:String x:Key="LocalizedStrings.Loading">Загрузка лаунчера</s:String>
+    <s:String x:Key="LocalizedStrings.AccessingRepository">Обращение к репозиторию</s:String>
+    <s:String x:Key="LocalizedStrings.DataInitialization">Инициализация данных</s:String>
 </ResourceDictionary>

src/ImeSense.Launchers.Belarus.Avalonia/Models/InformationMessage.cs

@@ -0,0 +1,3 @@
+namespace ImeSense.Launchers.Belarus.Avalonia.Models;
+
+public record InformationMessage(string Title, string Description);

src/ImeSense.Launchers.Belarus.Avalonia/ViewModels/MainWindowViewModel.cs

@@ -98,4 +98,9 @@ public void ShowStartGameImpl()
     {
         PageViewModel = _startGameViewModel;
     }
+
+    public void ShowSplashScreenImpl(SplashScreenViewModel splash)
+    {
+        PageViewModel = splash;
+    }
 }

src/ImeSense.Launchers.Belarus.Avalonia/ViewModels/SplashScreenViewModel.cs

@@ -0,0 +1,30 @@
+using System.Reactive;
+
+using ImeSense.Launchers.Belarus.Avalonia.Models;
+
+using ReactiveUI;
+using ReactiveUI.Fody.Helpers;
+
+namespace ImeSense.Launchers.Belarus.Avalonia.ViewModels;
+
+public class SplashScreenViewModel : ReactiveObject
+{
+    private readonly CancellationTokenSource _cts = new();
+
+    public CancellationToken CancellationToken => _cts.Token;
+    public ReactiveCommand<Unit, Unit> Cancel { get; set; } = null!;
+    [Reactive] public InformationMessage? InformationMessage { get; set; }
+    [Reactive] public int Progress { get; set; } = 0;
+    [Reactive] public int MaxProgress { get; set; } = 3;
+
+    public SplashScreenViewModel()
+    {
+        InformationMessage = new InformationMessage("Title", "Description");
+        Cancel = ReactiveCommand.Create(CancelImpl);
+    }
+
+    private void CancelImpl()
+    {
+        _cts.Cancel();
+    }
+}

src/ImeSense.Launchers.Belarus.Avalonia/Views/SplashScreenView.axaml

@@ -0,0 +1,59 @@
+<UserControl
+    x:Class="ImeSense.Launchers.Belarus.Avalonia.Views.SplashScreenView"
+    x:DataType="vm:SplashScreenViewModel"
+    xmlns="https://github.com/avaloniaui"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:vm="using:ImeSense.Launchers.Belarus.Avalonia.ViewModels"
+    d:DesignHeight="450"
+    d:DesignWidth="800"
+    mc:Ignorable="d">
+
+    <Design.DataContext>
+        <vm:SplashScreenViewModel />
+    </Design.DataContext>
+
+    <Border
+        Padding="30,30,30,0"
+        HorizontalAlignment="Center"
+        VerticalAlignment="Center"
+        Classes="styled">
+        <StackPanel>
+            <TextBlock
+                Text="{Binding InformationMessage.Title}"
+                Margin="10"
+                HorizontalAlignment="Center"
+                VerticalAlignment="Center"
+                Classes="styled"
+                FontSize="28" />
+
+            <TextBlock
+                Text="{Binding InformationMessage.Description}"
+                Margin="10,10"
+                HorizontalAlignment="Left"
+                VerticalAlignment="Center"
+                Classes="styled"
+                FontSize="20" />
+
+            <ProgressBar
+                Value="{Binding Progress}"
+                Height="10"
+                Margin="0,5,0,0"
+                HorizontalAlignment="Stretch"
+                VerticalAlignment="Center"
+                Foreground="LightGray"
+                Maximum="{Binding MaxProgress}"
+                Minimum="0" />
+            <Button
+                Content="{DynamicResource LocalizedStrings.Cancel}"
+                Command="{Binding Cancel}"
+                Margin="10"
+                Padding="10"
+                HorizontalAlignment="Center"
+                Classes="styled"
+                FontSize="20" />
+        </StackPanel>
+    </Border>
+
+</UserControl>

src/ImeSense.Launchers.Belarus.Avalonia/Views/SplashScreenView.axaml.cs

@@ -0,0 +1,10 @@
+using Avalonia.Controls;
+
+namespace ImeSense.Launchers.Belarus.Avalonia.Views;
+public partial class SplashScreenView : UserControl
+{
+    public SplashScreenView()
+    {
+        InitializeComponent();
+    }
+}

src/ImeSense.Launchers.Belarus.Core/Manager/InitializerManager.cs

@@ -30,8 +30,6 @@ public class InitializerManager(
 
     public async Task InitializeAsync()
     {
-        SetLocale();
-
         try {
             var stopwatch = new Stopwatch();
             stopwatch.Start();
@@ -175,7 +173,7 @@ private async Task<bool> IsGameReleaseCurrentAsync()
         }
     }
 
-    private void SetLocale()
+    public void InitializeLocale()
     {
         var userSettings = _userManager.UserSettings ??
             throw new Exception("Error loading user config!");