Add progress box support for downloading plugin

Flow.Launcher.Core/ProgressBoxEx.xaml

@@ -0,0 +1,106 @@
+<Window
+    x:Class="Flow.Launcher.Core.ProgressBoxEx"
+    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:local="clr-namespace:Flow.Launcher.Core"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    x:Name="MessageBoxWindow"
+    Width="420"
+    Height="Auto"
+    Background="{DynamicResource PopuBGColor}"
+    Foreground="{DynamicResource PopupTextColor}"
+    ResizeMode="NoResize"
+    SizeToContent="Height"
+    WindowStartupLocation="CenterScreen"
+    mc:Ignorable="d">
+    <WindowChrome.WindowChrome>
+        <WindowChrome CaptionHeight="32" ResizeBorderThickness="{x:Static SystemParameters.WindowResizeBorderThickness}" />
+    </WindowChrome.WindowChrome>
+    <Window.InputBindings>
+        <KeyBinding Key="Escape" Command="Close" />
+    </Window.InputBindings>
+    <Window.CommandBindings>
+        <CommandBinding Command="Close" Executed="KeyEsc_OnPress" />
+    </Window.CommandBindings>
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition />
+            <RowDefinition MinHeight="68" />
+        </Grid.RowDefinitions>
+        <StackPanel Grid.Row="0">
+            <StackPanel>
+                <Grid>
+                    <Grid.ColumnDefinitions>
+                        <ColumnDefinition Width="*" />
+                        <ColumnDefinition Width="Auto" />
+                    </Grid.ColumnDefinitions>
+                    <Button
+                        Grid.Column="1"
+                        Click="Button_Cancel"
+                        Style="{StaticResource TitleBarCloseButtonStyle}">
+                        <Path
+                            Width="46"
+                            Height="32"
+                            Data="M 18,11 27,20 M 18,20 27,11"
+                            Stroke="{Binding Path=Foreground, RelativeSource={RelativeSource AncestorType={x:Type Button}}}"
+                            StrokeThickness="1">
+                            <Path.Style>
+                                <Style TargetType="Path">
+                                    <Style.Triggers>
+                                        <DataTrigger Binding="{Binding Path=IsActive, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type Window}}}" Value="False">
+                                            <Setter Property="Opacity" Value="0.5" />
+                                        </DataTrigger>
+                                    </Style.Triggers>
+                                </Style>
+                            </Path.Style>
+                        </Path>
+                    </Button>
+                </Grid>
+            </StackPanel>
+        </StackPanel>
+        <Grid Grid.Row="1" Margin="30 0 30 24">
+            <Grid.RowDefinitions>
+                <RowDefinition Height="Auto" />
+                <RowDefinition Height="Auto" />
+            </Grid.RowDefinitions>
+            <TextBlock
+                x:Name="TitleTextBlock"
+                Grid.Row="0"
+                MaxWidth="400"
+                Margin="0 0 26 12"
+                VerticalAlignment="Center"
+                FontFamily="Segoe UI"
+                FontSize="20"
+                FontWeight="SemiBold"
+                TextAlignment="Left"
+                TextWrapping="Wrap" />
+            <ProgressBar
+                x:Name="ProgressBar"
+                Grid.Row="1"
+                Margin="0 0 26 0"
+                Maximum="100"
+                Minimum="0"
+                Value="0" />
+        </Grid>
+        <Border
+            Grid.Row="2"
+            Margin="0 0 0 0"
+            Background="{DynamicResource PopupButtonAreaBGColor}"
+            BorderBrush="{DynamicResource PopupButtonAreaBorderColor}"
+            BorderThickness="0 1 0 0">
+            <WrapPanel
+                HorizontalAlignment="Center"
+                VerticalAlignment="Center"
+                Orientation="Horizontal">
+                <Button
+                    x:Name="btnCancel"
+                    MinWidth="120"
+                    Margin="5 0 5 0"
+                    Click="Button_Click"
+                    Content="{DynamicResource commonCancel}" />
+            </WrapPanel>
+        </Border>
+    </Grid>
+</Window>

Flow.Launcher.Core/ProgressBoxEx.xaml.cs

@@ -0,0 +1,76 @@
+using System;
+using System.Windows;
+using System.Windows.Input;
+using Flow.Launcher.Infrastructure.Logger;
+
+namespace Flow.Launcher.Core
+{
+    public partial class ProgressBoxEx : Window
+    {
+        private ProgressBoxEx()
+        {
+            InitializeComponent();
+        }
+
+        public static ProgressBoxEx Show(string caption)
+        {
+            if (!Application.Current.Dispatcher.CheckAccess())
+            {
+                return Application.Current.Dispatcher.Invoke(() => Show(caption));
+            }
+
+            try
+            {
+                var prgBox = new ProgressBoxEx
+                {
+                    Title = caption
+                };
+                prgBox.TitleTextBlock.Text = caption;
+                prgBox.Show();
+                return prgBox;
+            }
+            catch (Exception e)
+            {
+                Log.Error($"|ProgressBoxEx.Show|An error occurred: {e.Message}");
+                return null;
+            }
+        }
+
+        public void ReportProgress(double progress)
+        {
+            if (!Application.Current.Dispatcher.CheckAccess())
+            {
+                Application.Current.Dispatcher.Invoke(() => ReportProgress(progress));
+                return;
+            }
+
+            if (progress < 0)
+            {
+                ProgressBar.Value = 0;
+            }
+            else if (progress >= 100)
+            {
+                ProgressBar.Value = 100;
+            }
+            else
+            {
+                ProgressBar.Value = progress;
+            }
+        }
+
+        private void KeyEsc_OnPress(object sender, ExecutedRoutedEventArgs e)
+        {
+            Close();
+        }
+
+        private void Button_Click(object sender, RoutedEventArgs e)
+        {
+            Close();
+        }
+
+        private void Button_Cancel(object sender, RoutedEventArgs e)
+        {
+            Close();
+        }
+    }
+}

Plugins/Flow.Launcher.Plugin.PluginsManager/PluginsManager.cs

@@ -1,4 +1,5 @@
-using Flow.Launcher.Core.ExternalPlugins;
+using Flow.Launcher.Core;
+using Flow.Launcher.Core.ExternalPlugins;
 using Flow.Launcher.Core.Plugin;
 using Flow.Launcher.Infrastructure;
 using Flow.Launcher.Infrastructure.Http;
@@ -142,6 +143,7 @@ namespace Flow.Launcher.Plugin.PluginsManager
 
             var filePath = Path.Combine(Path.GetTempPath(), downloadFilename);
 
+            ProgressBoxEx prgBox = null;
             try
             {
                 if (!plugin.IsFromLocalInstallPath)
@@ -149,7 +151,42 @@ namespace Flow.Launcher.Plugin.PluginsManager
                     if (File.Exists(filePath))
                         File.Delete(filePath);
 
-                    await Http.DownloadAsync(plugin.UrlDownload, filePath).ConfigureAwait(false);
+                    using var httpClient = new HttpClient();
+                    using var response = await httpClient.GetAsync(plugin.UrlDownload, HttpCompletionOption.ResponseHeadersRead).ConfigureAwait(false);
+
+                    response.EnsureSuccessStatusCode();
+
+                    var totalBytes = response.Content.Headers.ContentLength ?? -1L;
+                    var canReportProgress = totalBytes != -1;
+
+                    if (canReportProgress && (prgBox = ProgressBoxEx.Show("Download plugin...")) != null)
+                    {
+                        await using var contentStream = await response.Content.ReadAsStreamAsync().ConfigureAwait(false);
+                        await using var fileStream = new FileStream(filePath, FileMode.Create, FileAccess.Write, FileShare.None, 8192, true);
+
+                        var buffer = new byte[8192];
+                        long totalRead = 0;
+                        int read;
+
+                        while ((read = await contentStream.ReadAsync(buffer).ConfigureAwait(false)) > 0)
+                        {
+                            await fileStream.WriteAsync(buffer.AsMemory(0, read)).ConfigureAwait(false);
+                            totalRead += read;
+
+                            var progressValue = totalRead * 100 / totalBytes;
+                            prgBox.ReportProgress(progressValue);
+                        }
+
+                        Application.Current.Dispatcher.Invoke(() =>
+                        {
+                            prgBox.Close();
+                            prgBox = null;
+                        });
+                    }
+                    else
+                    {
+                        await Http.DownloadAsync(plugin.UrlDownload, filePath).ConfigureAwait(false);
+                    }
                 }
                 else
                 {
@@ -164,6 +201,15 @@ namespace Flow.Launcher.Plugin.PluginsManager
                     string.Format(Context.API.GetTranslation("plugin_pluginsmanager_downloading_plugin"), plugin.Name),
                     Context.API.GetTranslation("plugin_pluginsmanager_download_error"));
                 Log.Exception("PluginsManager", "An error occurred while downloading plugin", e);
+                // force close progress box
+                Application.Current.Dispatcher.Invoke(() =>
+                {
+                    if (prgBox != null)
+                    {
+                        prgBox.Close();
+                        prgBox = null;
+                    }
+                });
                 return;
             }
             catch (Exception e)
@@ -172,6 +218,15 @@ namespace Flow.Launcher.Plugin.PluginsManager
                     string.Format(Context.API.GetTranslation("plugin_pluginsmanager_install_error_subtitle"),
                         plugin.Name));
                 Log.Exception("PluginsManager", "An error occurred while downloading plugin", e);
+                // force close progress box
+                Application.Current.Dispatcher.Invoke(() =>
+                {
+                    if (prgBox != null)
+                    {
+                        prgBox.Close();
+                        prgBox = null;
+                    }
+                });
                 return;
             }