The slash commands can now use interactions

PluginManager/Loaders/PluginLoaderExtensions.cs

@@ -1,5 +1,10 @@
 using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+
 using Discord;
+using Discord.WebSocket;
+
 using PluginManager.Interfaces;
 using PluginManager.Others;
 
@@ -27,22 +32,60 @@ internal static class PluginLoaderExtensions
         }
     }
 
-    internal static bool TryStartSlashCommand(this PluginLoader pluginLoader, DBSlashCommand? dbSlashCommand)
+    internal static async Task ResetSlashCommands(this PluginLoader pluginLoader)
+    {
+        await pluginLoader._Client.Rest.DeleteAllGlobalCommandsAsync();
+
+        if(pluginLoader._Client.Guilds.Count == 0) return;
+        if (!ulong.TryParse(Config.ServerID, out _))
+        {
+            Config.Logger.Log("Invalid ServerID in config file. Can not reset specific guild commands", typeof(PluginLoader), LogType.ERROR);
+            return;
+        }
+
+        SocketGuild? guild = pluginLoader._Client.GetGuild(ulong.Parse(Config.ServerID));
+        if(guild is null)
+        {
+            Config.Logger.Log("Failed to get guild with ID " + Config.ServerID, typeof(PluginLoader), LogType.ERROR);
+            return;
+        }
+
+        await guild.DeleteApplicationCommandsAsync();
+
+        Config.Logger.Log($"Cleared all slash commands from guild {guild.Id}", typeof(PluginLoader));
+    }
+
+    internal static async Task<bool> TryStartSlashCommand(this PluginLoader pluginLoader, DBSlashCommand? dbSlashCommand)
     {
         try
         {
             if (dbSlashCommand is null)
             {
-                throw new ArgumentNullException(nameof(dbSlashCommand));
+                //throw new ArgumentNullException(nameof(dbSlashCommand));
+                return false;
             }
 
+            if (pluginLoader._Client.Guilds.Count == 0) return false;
+
+
             var builder = new SlashCommandBuilder();
             builder.WithName(dbSlashCommand.Name);
             builder.WithDescription(dbSlashCommand.Description);
             builder.WithDMPermission(dbSlashCommand.canUseDM);
             builder.Options = dbSlashCommand.Options;
 
-            pluginLoader._Client.CreateGlobalApplicationCommandAsync(builder.Build());
+            if (uint.TryParse(Config.ServerID, out uint result))
+            {
+                SocketGuild? guild = pluginLoader._Client.GetGuild(result);
+                if (guild is null)
+                {
+                    Config.Logger.Log("Failed to get guild with ID " + Config.ServerID, typeof(PluginLoader), LogType.ERROR);
+                    return false;
+                }
+
+                await guild.CreateApplicationCommandAsync(builder.Build());
+            }else await pluginLoader._Client.CreateGlobalApplicationCommandAsync(builder.Build());
+
             return true;
         }
         catch (Exception e)