Added comments to everything

Assets/Scripts/Game/CreatePlayerJoinCards.cs

@@ -1,35 +1,64 @@
-using UnityEngine; using Game; using Music; using Player;
+using UnityEngine;
+using Game;
+using Music;
+using Player;
 using UnityEngine.InputSystem;
 
 namespace Game
 {
-
+    /// <summary>
+    /// This class is used to create cards for players when they join the game.
+    /// </summary>
     public class PlayerCardCreator : MonoBehaviour
     {
+        /// <summary>
+        /// A single instance of this class that can be accessed from anywhere.
+        /// </summary>
         public static PlayerCardCreator Instance;
 
+        /// <summary>
+        /// The template used to create new player cards.
+        /// </summary>
         public GameObject playerJoinCardPrefab;
 
-        private void Awake() // Ensures only one instance of PlayerCardCreator exists
+        /// <summary>
+        /// Makes sure there is only one PlayerCardCreator in the game.
+        /// </summary>
+        private void Awake()
         {
-            if (Instance == null) Instance = this;
+            // If this is the first instance, set it as the main one.
+            if (Instance == null)
+            {
+                Instance = this;
+            }
             else
             {
+                // If another instance already exists, remove this one.
                 Destroy(gameObject);
             }
         }
 
-        public PlayerJoinCard CreateCard() // Creates a player join card
+        /// <summary>
+        /// Creates a new player card and returns it.
+        /// </summary>
+        /// <returns>The new player card, or nothing if it couldn't be created.</returns>
+        public PlayerJoinCard CreateCard()
         {
             try
             {
+                // Make a new player card using the template.
                 GameObject card = Instantiate(playerJoinCardPrefab, transform);
+
+                // Return the player card so it can be used.
                 return card.GetComponent<PlayerJoinCard>();
             }
             catch
             {
+                // If something goes wrong, return nothing.
                 return null;
             }
         }
     }
 }
+
+