Added a minimal GUI based on Avalonia UI library for C#

FreeGames/Game.cs

@@ -2,7 +2,7 @@ using PluginManager.Interfaces;
 using Games.Objects;
 namespace Games;
 
-public class Free : DBCommand
+public class Game : DBCommand
 {
     public string Command => "game";
     public string Description => "Display info about the specified game";
@@ -17,6 +17,11 @@ public class Free : DBCommand
     {
         string game_name = PluginManager.Others.Functions.MergeStrings(message.Content.Split(' '), 1);
         string game_url = await GameData.GetSteamLinkFromGame(game_name);
+        if (game_url is null || game_url == null)
+        {
+            await message.Channel.SendMessageAsync("Could not find the game. Try to be more specific or check for spelling errors.");
+            return;
+        }
         await context.Channel.SendMessageAsync(game_url);
     }
 

FreeGames/Objects/GameData.cs

@@ -12,10 +12,12 @@ public class GameData
                         from s in lines
                         where s.Contains(GameName.Replace(" ", "_"), StringComparison.OrdinalIgnoreCase)
                         select s).FirstOrDefault();
-
-        if (gameData is null || gameData.Length < 3)
-            throw new Exception("Unknown GAME");
+        if (gameData is null) return null;
         string GameURL = gameData.Split('\"')[1].Split('?')[0];
+
+        if (GameURL == "menuitem")
+            return null;
+
         return GameURL;
 
     }