DiscordBot/Discord/Core/CommandHandler.cs

@@ -2,8 +2,10 @@
 using System.Linq;
 using System.Reflection;
 using System.Threading.Tasks;
+
 using Discord.Commands;
 using Discord.WebSocket;
+
 using PluginManager.Loaders;
 using PluginManager.Others;
 using PluginManager.Others.Permissions;
@@ -36,9 +38,34 @@ internal class CommandHandler
     public async Task InstallCommandsAsync()
     {
         client.MessageReceived += MessageHandler;
+        client.SlashCommandExecuted += Client_SlashCommandExecuted;
         await commandService.AddModulesAsync(Assembly.GetEntryAssembly(), null);
     }
 
+    private async Task Client_SlashCommandExecuted(SocketSlashCommand arg)
+    {
+        try
+        {
+            var plugin = PluginLoader.SlashCommands!
+             .Where(p => p.Name == arg.Data.Name)
+             .FirstOrDefault();
+
+            if (plugin is null) throw new Exception("Failed to run command. !");
+
+
+            if (arg.Channel is SocketDMChannel)
+                plugin.ExecuteDM(arg);
+            else plugin.ExecuteServer(arg);
+        }
+        catch (Exception ex)
+        {
+
+            Console.WriteLine(ex.ToString());
+            ex.WriteErrFile();
+        }
+
+    }
+
     /// <summary>
     ///     The message handler for the bot
     /// </summary>

DiscordBot/DiscordBot.csproj

@@ -38,7 +38,7 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Discord.Net" Version="3.8.1" />
+	  <PackageReference Include="Discord.Net" Version="3.7.2" />
 	</ItemGroup>
 
 	<ItemGroup>

PluginManager/Interfaces/DBSlashCommand.cs

@@ -0,0 +1,25 @@
+using System.Collections.Generic;
+
+using Discord;
+using Discord.WebSocket;
+
+namespace PluginManager.Interfaces
+{
+    public interface DBSlashCommand
+    {
+        string Name { get; }
+        string Description { get; }
+
+        bool canUseDM { get; }
+
+        List<SlashCommandOptionBuilder> Options { get; }
+
+        void ExecuteServer(SocketSlashCommand context)
+        {
+
+        }
+
+        void ExecuteDM(SocketSlashCommand context) { }
+
+    }
+}

PluginManager/Loaders/PluginLoader.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Threading.Tasks;
 
+using Discord;
 using Discord.WebSocket;
 
 using PluginManager.Interfaces;
@@ -55,6 +56,11 @@ public class PluginLoader
     /// </summary>
     public static List<DBEvent>? Events { get; set; }
 
+    /// <summary>
+    ///     A list of <see cref="DBSlashCommand"/> commands
+    /// </summary>
+    public static List<DBSlashCommand>? SlashCommands { get; set; }
+
     /// <summary>
     ///     The main mathod that is called to load all events
     /// </summary>
@@ -103,13 +109,14 @@ public class PluginLoader
 
         Commands = new List<DBCommand>();
         Events = new List<DBEvent>();
+        SlashCommands = new List<DBSlashCommand>();
 
         Functions.WriteLogFile("Starting plugin loader ... Client: " + _client.CurrentUser.Username);
         Console.WriteLine("Loading plugins");
 
         var commandsLoader = new Loader<DBCommand>(pluginCMDFolder, pluginCMDExtension);
         var eventsLoader = new Loader<DBEvent>(pluginEVEFolder, pluginEVEExtension);
-
+        var slashLoader = new Loader<DBSlashCommand>("./Data/Plugins/SlashCommands/", "dll");
 
         commandsLoader.FileLoaded += OnCommandFileLoaded;
         commandsLoader.PluginLoaded += OnCommandLoaded;
@@ -117,11 +124,39 @@ public class PluginLoader
         eventsLoader.FileLoaded += EventFileLoaded;
         eventsLoader.PluginLoaded += OnEventLoaded;
 
+        slashLoader.FileLoaded += SlashLoader_FileLoaded;
+        slashLoader.PluginLoaded += SlashLoader_PluginLoaded;
+
         Commands = commandsLoader.Load();
         Events = eventsLoader.Load();
+        SlashCommands = slashLoader.Load();
 
     }
 
+    private async void SlashLoader_PluginLoaded(LoaderArgs args)
+    {
+        if (args.IsLoaded)
+        {
+            var slash = (DBSlashCommand)args.Plugin;
+            SlashCommandBuilder builder = new SlashCommandBuilder();
+            builder.WithName(slash.Name);
+            builder.WithDescription(slash.Description);
+            builder.WithDMPermission(slash.canUseDM);
+            builder.Options = slash.Options;
+            Console.WriteLine("Loaded " + slash.Name);
+            await _client.CreateGlobalApplicationCommandAsync(builder.Build());
+
+
+        }
+        else Console.WriteLine("Failed to load " + args.PluginName + "\nException: " + args.Exception.Message);
+    }
+
+    private void SlashLoader_FileLoaded(LoaderArgs args)
+    {
+        if (!args.IsLoaded)
+            Functions.WriteLogFile($"[SLASH] Event from file [{args.PluginName}] has been successfully created !");
+    }
+
     private void EventFileLoaded(LoaderArgs e)
     {
         if (!e.IsLoaded)

PluginManager/PluginManager.csproj

@@ -16,7 +16,7 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Discord.Net" Version="3.8.1" />
+		<PackageReference Include="Discord.Net" Version="3.7.2" />
 		<PackageReference Include="Terminal.Gui" Version="1.8.2" />
 	</ItemGroup>
 

SethDiscordBot.sln

@@ -7,9 +7,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "DiscordBot", "DiscordBot\Di
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PluginManager", "PluginManager\PluginManager.csproj", "{EDD4D9B3-98DD-4367-A09F-D1C5ACB61132}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MusicLibrary", "..\DiscordBotItems\Plugins\MusicLibrary\MusicLibrary.csproj", "{878DFE01-4596-4EBC-9651-0679598CE794}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MusicLibrary", "..\DiscordBotItems\Plugins\MusicLibrary\MusicLibrary.csproj", "{878DFE01-4596-4EBC-9651-0679598CE794}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MusicLibraryEvent", "..\DiscordBotItems\Plugins\MusicLibraryEvent\MusicLibraryEvent.csproj", "{3EE0C8B4-5625-48A8-8246-5AD54A38A9B1}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MusicLibraryEvent", "..\DiscordBotItems\Plugins\MusicLibraryEvent\MusicLibraryEvent.csproj", "{3EE0C8B4-5625-48A8-8246-5AD54A38A9B1}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SlashCommands", "..\DiscordBotItems\Plugins\SlashCommands\SlashCommands.csproj", "{C2D73BE8-997B-4A4A-8EA5-989BE33EE1DD}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -33,6 +35,10 @@ Global
 		{3EE0C8B4-5625-48A8-8246-5AD54A38A9B1}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{3EE0C8B4-5625-48A8-8246-5AD54A38A9B1}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{3EE0C8B4-5625-48A8-8246-5AD54A38A9B1}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C2D73BE8-997B-4A4A-8EA5-989BE33EE1DD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C2D73BE8-997B-4A4A-8EA5-989BE33EE1DD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C2D73BE8-997B-4A4A-8EA5-989BE33EE1DD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C2D73BE8-997B-4A4A-8EA5-989BE33EE1DD}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE