Add internal model for plugin management

Flow.Launcher.Infrastructure/UserSettings/Settings.cs

@@ -176,6 +176,8 @@ namespace Flow.Launcher.Infrastructure.UserSettings
         public bool ShowHistoryResultsForHomePage { get; set; } = false;
         public int MaxHistoryResultsToShowForHomePage { get; set; } = 5;
 
+        public bool AutoRestartAfterChanging { get; set; } = false;
+
         public int CustomExplorerIndex { get; set; } = 0;
 
         [JsonIgnore]

Flow.Launcher/Languages/en.xaml

@@ -131,6 +131,8 @@
     <system:String x:Key="historyResultsForHomePage">Show History Results in Home Page</system:String>
     <system:String x:Key="historyResultsCountForHomePage">Maximum History Results Shown in Home Page</system:String>
     <system:String x:Key="homeToggleBoxToolTip">This can only be edited if plugin supports Home feature and Home Page is enabled.</system:String>
+    <system:String x:Key="autoRestartAfterChanging">Automatically restart after changing plugins</system:String>
+    <system:String x:Key="autoRestartAfterChangingToolTip">Automatically restart Flow Launcher after installing/uninstalling/updating plugins</system:String>
 
     <!--  Setting Plugin  -->
     <system:String x:Key="searchplugin">Search Plugin</system:String>
@@ -184,6 +186,22 @@
     <system:String x:Key="LabelNew">New Version</system:String>
     <system:String x:Key="LabelNewToolTip">This plugin has been updated within the last 7 days</system:String>
     <system:String x:Key="LabelUpdateToolTip">New Update is Available</system:String>
+    <system:String x:Key="ErrorInstallingPlugin">Error installing plugin</system:String>
+    <system:String x:Key="ErrorUninstallingPlugin">Error uninstalling plugin</system:String>
+    <system:String x:Key="ErrorUpdatingPlugin">Error updating plugin</system:String>
+    <system:String x:Key="KeepPluginSettingsTitle">Keep plugin settings</system:String>
+    <system:String x:Key="KeepPluginSettingsSubtitle">Do you want to keep the settings of the plugin for the next usage?</system:String>
+    <system:String x:Key="InstallSuccessNoRestart">Plugin {0} successfully installed. Please restart Flow.</system:String>
+    <system:String x:Key="UninstallSuccessNoRestart">Plugin {0} successfully uninstalled. Please restart Flow.</system:String>
+    <system:String x:Key="UpdateSuccessNoRestart">Plugin {0} successfully updated. Please restart Flow.</system:String>
+    <system:String x:Key="InstallPromptTitle">Plugin install</system:String>
+    <system:String x:Key="InstallPromptSubtitle">{0} by {1} {2}{2}Would you like to install this plugin?</system:String>
+    <system:String x:Key="UninstallPromptTitle">Plugin uninstall</system:String>
+    <system:String x:Key="UninstallPromptSubtitle">{0} by {1} {2}{2}Would you like to uninstall this plugin?</system:String>
+    <system:String x:Key="UpdatePromptTitle">Plugin udpate</system:String>
+    <system:String x:Key="UpdatePromptSubtitle">{0} by {1} {2}{2}Would you like to update this plugin?</system:String>
+    <system:String x:Key="DownloadingPlugin">Downloading plugin</system:String>
+    <system:String x:Key="AutoRestartAfterChange">Automatically restart after installing/uninstalling/updating plugins in plugin store</system:String>
 
     <!--  Setting Theme  -->
     <system:String x:Key="theme">Theme</system:String>

Flow.Launcher/SettingPages/Views/SettingsPaneGeneral.xaml

@@ -202,6 +202,17 @@
                 </cc:Card>
             </cc:CardGroup>
 
+            <cc:Card
+                Title="{DynamicResource autoRestartAfterChanging}"
+                Margin="0 14 0 0"
+                Icon="&#xF83E;"
+                Sub="{DynamicResource autoRestartAfterChangingToolTip}">
+                <ui:ToggleSwitch
+                    IsOn="{Binding Settings.AutoRestartAfterChanging}"
+                    OffContent="{DynamicResource disable}"
+                    OnContent="{DynamicResource enable}" />
+            </cc:Card>
+
             <cc:ExCard
                 Title="{DynamicResource searchDelay}"
                 Margin="0 14 0 0"

Flow.Launcher/ViewModel/PluginStoreItemViewModel.cs

@@ -1,7 +1,12 @@
 using System;
-using System.Linq;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows;
+using CommunityToolkit.Mvvm.DependencyInjection;
 using CommunityToolkit.Mvvm.Input;
 using Flow.Launcher.Core.Plugin;
+using Flow.Launcher.Infrastructure.UserSettings;
 using Flow.Launcher.Plugin;
 using Version = SemanticVersioning.Version;
 
@@ -9,27 +14,32 @@ namespace Flow.Launcher.ViewModel
 {
     public partial class PluginStoreItemViewModel : BaseModel
     {
-        private PluginPair PluginManagerData => PluginManager.GetPluginForId("9f8f9b14-2518-4907-b211-35ab6290dee7");
+        private static readonly string ClassName = nameof(PluginStoreItemViewModel);
+        
+        private static readonly Settings Settings = Ioc.Default.GetRequiredService<Settings>();
+
+        private readonly UserPlugin _newPlugin;
+        private readonly PluginPair _oldPluginPair;
+
         public PluginStoreItemViewModel(UserPlugin plugin)
         {
-            _plugin = plugin;
+            _newPlugin = plugin;
+            _oldPluginPair = PluginManager.GetPluginForId(plugin.ID);
         }
 
-        private UserPlugin _plugin;
+        public string ID => _newPlugin.ID;
+        public string Name => _newPlugin.Name;
+        public string Description => _newPlugin.Description;
+        public string Author => _newPlugin.Author;
+        public string Version => _newPlugin.Version;
+        public string Language => _newPlugin.Language;
+        public string Website => _newPlugin.Website;
+        public string UrlDownload => _newPlugin.UrlDownload;
+        public string UrlSourceCode => _newPlugin.UrlSourceCode;
+        public string IcoPath => _newPlugin.IcoPath;
 
-        public string ID => _plugin.ID;
-        public string Name => _plugin.Name;
-        public string Description => _plugin.Description;
-        public string Author => _plugin.Author;
-        public string Version => _plugin.Version;
-        public string Language => _plugin.Language;
-        public string Website => _plugin.Website;
-        public string UrlDownload => _plugin.UrlDownload;
-        public string UrlSourceCode => _plugin.UrlSourceCode;
-        public string IcoPath => _plugin.IcoPath;
-
-        public bool LabelInstalled => PluginManager.GetPluginForId(_plugin.ID) != null;
-        public bool LabelUpdate => LabelInstalled && new Version(_plugin.Version) > new Version(PluginManager.GetPluginForId(_plugin.ID).Metadata.Version);
+        public bool LabelInstalled => _oldPluginPair != null;
+        public bool LabelUpdate => LabelInstalled && new Version(_newPlugin.Version) > new Version(_oldPluginPair.Metadata.Version);
 
         internal const string None = "None";
         internal const string RecentlyUpdated = "RecentlyUpdated";
@@ -41,15 +51,15 @@ namespace Flow.Launcher.ViewModel
             get
             {
                 string category = None;
-                if (DateTime.Now - _plugin.LatestReleaseDate < TimeSpan.FromDays(7))
+                if (DateTime.Now - _newPlugin.LatestReleaseDate < TimeSpan.FromDays(7))
                 {
                     category = RecentlyUpdated;
                 }
-                if (DateTime.Now - _plugin.DateAdded < TimeSpan.FromDays(7))
+                if (DateTime.Now - _newPlugin.DateAdded < TimeSpan.FromDays(7))
                 {
                     category = NewRelease;
                 }
-                if (PluginManager.GetPluginForId(_plugin.ID) != null)
+                if (_oldPluginPair != null)
                 {
                     category = Installed;
                 }
@@ -59,11 +69,223 @@ namespace Flow.Launcher.ViewModel
         }
 
         [RelayCommand]
-        private void ShowCommandQuery(string action)
+        private async Task ShowCommandQueryAsync(string action)
         {
-            var actionKeyword = PluginManagerData.Metadata.ActionKeywords.Any() ? PluginManagerData.Metadata.ActionKeywords[0] + " " : String.Empty;
-            App.API.ChangeQuery($"{actionKeyword}{action} {_plugin.Name}");
-            App.API.ShowMainWindow();
+            switch (action)
+            {
+                case "install":
+                    await InstallPluginAsync(_newPlugin);
+                    break;
+                case "uninstall":
+                    await UninstallPluginAsync(_oldPluginPair.Metadata);
+                    break;
+                case "update":
+                    await UpdatePluginAsync(_newPlugin, _oldPluginPair.Metadata);
+                    break;
+            }
+        }
+
+        internal static async Task InstallPluginAsync(UserPlugin newPlugin)
+        {
+            if (App.API.ShowMsgBox(
+                string.Format(
+                    App.API.GetTranslation("InstallPromptSubtitle"),
+                    newPlugin.Name, newPlugin.Author, Environment.NewLine),
+                App.API.GetTranslation("InstallPromptTitle"),
+                button: MessageBoxButton.YesNo) != MessageBoxResult.Yes) return;
+
+            try
+            {
+                // at minimum should provide a name, but handle plugin that is not downloaded from plugins manifest and is a url download
+                var downloadFilename = string.IsNullOrEmpty(newPlugin.Version)
+                    ? $"{newPlugin.Name}-{Guid.NewGuid()}.zip"
+                    : $"{newPlugin.Name}-{newPlugin.Version}.zip";
+
+                var filePath = Path.Combine(Path.GetTempPath(), downloadFilename);
+
+                using var cts = new CancellationTokenSource();
+
+                if (!newPlugin.IsFromLocalInstallPath)
+                {
+                    await DownloadFileAsync(
+                        $"{App.API.GetTranslation("DownloadingPlugin")} {newPlugin.Name}",
+                        newPlugin.UrlDownload, filePath, cts);
+                }
+                else
+                {
+                    filePath = newPlugin.LocalInstallPath;
+                }
+
+                // check if user cancelled download before installing plugin
+                if (cts.IsCancellationRequested)
+                {
+                    return;
+                }
+                else
+                {
+                    if (!File.Exists(filePath))
+                    {
+                        throw new FileNotFoundException($"Plugin {newPlugin.ID} zip file not found at {filePath}", filePath);
+                    }
+
+                    App.API.InstallPlugin(newPlugin, filePath);
+
+                    if (!newPlugin.IsFromLocalInstallPath)
+                    {
+                        File.Delete(filePath);
+                    }
+                }
+            }
+            catch (Exception e)
+            {
+                App.API.LogException(ClassName, "Failed to install plugin", e);
+                App.API.ShowMsgError(App.API.GetTranslation("ErrorInstallingPlugin"));
+            }
+
+            if (Settings.AutoRestartAfterChanging)
+            {
+                App.API.RestartApp();
+            }
+            else
+            {
+                App.API.ShowMsg(
+                    App.API.GetTranslation("installbtn"),
+                    string.Format(
+                        App.API.GetTranslation(
+                            "InstallSuccessNoRestart"),
+                        newPlugin.Name));
+            }
+        }
+
+        internal static async Task UninstallPluginAsync(PluginMetadata oldPlugin)
+        {
+            if (App.API.ShowMsgBox(
+                string.Format(
+                    App.API.GetTranslation("UninstallPromptSubtitle"),
+                    oldPlugin.Name, oldPlugin.Author, Environment.NewLine),
+                App.API.GetTranslation("UninstallPromptTitle"),
+                button: MessageBoxButton.YesNo) != MessageBoxResult.Yes) return;
+
+            var removePluginSettings = App.API.ShowMsgBox(
+                App.API.GetTranslation("KeepPluginSettingsSubtitle"),
+                App.API.GetTranslation("KeepPluginSettingsTitle"),
+                button: MessageBoxButton.YesNo) == MessageBoxResult.No;
+
+            try
+            {
+                await App.API.UninstallPluginAsync(oldPlugin, removePluginSettings);
+            }
+            catch (Exception e)
+            {
+                App.API.LogException(ClassName, "Failed to uninstall plugin", e);
+                App.API.ShowMsgError(App.API.GetTranslation("ErrorUninstallingPlugin"));
+            }
+
+            if (Settings.AutoRestartAfterChanging)
+            {
+                App.API.RestartApp();
+            }
+            else
+            {
+                App.API.ShowMsg(
+                    App.API.GetTranslation("uninstallbtn"),
+                    string.Format(
+                        App.API.GetTranslation(
+                            "UninstallSuccessNoRestart"),
+                        oldPlugin.Name));
+            }
+        }
+
+        internal static async Task UpdatePluginAsync(UserPlugin newPlugin, PluginMetadata oldPlugin)
+        {
+            if (App.API.ShowMsgBox(
+                string.Format(
+                    App.API.GetTranslation("UpdatePromptSubtitle"),
+                    oldPlugin.Name, oldPlugin.Author, Environment.NewLine),
+                App.API.GetTranslation("UpdatePromptTitle"),
+                button: MessageBoxButton.YesNo) != MessageBoxResult.Yes) return;
+
+            try
+            {
+                var filePath = Path.Combine(Path.GetTempPath(), $"{newPlugin.Name}-{newPlugin.Version}.zip");
+
+                using var cts = new CancellationTokenSource();
+
+                if (!newPlugin.IsFromLocalInstallPath)
+                {
+                    await DownloadFileAsync(
+                        $"{App.API.GetTranslation("DownloadingPlugin")} {newPlugin.Name}",
+                        newPlugin.UrlDownload, filePath, cts);
+                }
+                else
+                {
+                    filePath = newPlugin.LocalInstallPath;
+                }
+
+                // check if user cancelled download before installing plugin
+                if (cts.IsCancellationRequested)
+                {
+                    return;
+                }
+                else
+                {
+                    await App.API.UpdatePluginAsync(oldPlugin, newPlugin, filePath);
+                }
+            }
+            catch (Exception e)
+            {
+                App.API.LogException(ClassName, "Failed to update plugin", e);
+                App.API.ShowMsgError(App.API.GetTranslation("ErrorUpdatingPlugin"));
+            }
+
+            if (Settings.AutoRestartAfterChanging)
+            {
+                App.API.RestartApp();
+            }
+            else
+            {
+                App.API.ShowMsg(
+                    App.API.GetTranslation("updatebtn"),
+                    string.Format(
+                        App.API.GetTranslation(
+                            "UpdateSuccessNoRestart"),
+                        newPlugin.Name));
+            }
+        }
+
+        private static async Task DownloadFileAsync(string prgBoxTitle, string downloadUrl, string filePath, CancellationTokenSource cts, bool deleteFile = true, bool showProgress = true)
+        {
+            if (deleteFile && File.Exists(filePath))
+                File.Delete(filePath);
+
+            if (showProgress)
+            {
+                var exceptionHappened = false;
+                await App.API.ShowProgressBoxAsync(prgBoxTitle,
+                    async (reportProgress) =>
+                    {
+                        if (reportProgress == null)
+                        {
+                            // when reportProgress is null, it means there is expcetion with the progress box
+                            // so we record it with exceptionHappened and return so that progress box will close instantly
+                            exceptionHappened = true;
+                            return;
+                        }
+                        else
+                        {
+                            await App.API.HttpDownloadAsync(downloadUrl, filePath, reportProgress, cts.Token).ConfigureAwait(false);
+                        }
+                    }, cts.Cancel);
+
+                // if exception happened while downloading and user does not cancel downloading,
+                // we need to redownload the plugin
+                if (exceptionHappened && (!cts.IsCancellationRequested))
+                    await App.API.HttpDownloadAsync(downloadUrl, filePath, token: cts.Token).ConfigureAwait(false);
+            }
+            else
+            {
+                await App.API.HttpDownloadAsync(downloadUrl, filePath, token: cts.Token).ConfigureAwait(false);
+            }
         }
     }
 }

Flow.Launcher/ViewModel/PluginViewModel.cs

@@ -1,5 +1,4 @@
-using System.Linq;
-using System.Threading.Tasks;
+using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Media;
@@ -32,21 +31,6 @@ namespace Flow.Launcher.ViewModel
             }
         }
 
-        private static string PluginManagerActionKeyword
-        {
-            get
-            {
-                var keyword = PluginManager
-                    .GetPluginForId("9f8f9b14-2518-4907-b211-35ab6290dee7")
-                    .Metadata.ActionKeywords.FirstOrDefault();
-                return keyword switch
-                {
-                    null or "*" => string.Empty,
-                    _ => keyword
-                };
-            }
-        }
-
         private async Task LoadIconAsync()
         {
             Image = await App.API.LoadImageAsync(PluginPair.Metadata.IcoPath);
@@ -186,10 +170,9 @@ namespace Flow.Launcher.ViewModel
         }
 
         [RelayCommand]
-        private void OpenDeletePluginWindow()
+        private async Task OpenDeletePluginWindowAsync()
         {
-            App.API.ChangeQuery($"{PluginManagerActionKeyword} uninstall {PluginPair.Metadata.Name}".Trim(), true);
-            App.API.ShowMainWindow();
+            await PluginStoreItemViewModel.UninstallPluginAsync(PluginPair.Metadata);
         }
 
         [RelayCommand]