add numbers to inventory

Assets/Scripts/Inventory/ItemSlotUI.cs

@@ -1,3 +1,4 @@
+using TMPro;
 using UnityEngine;
 using UnityEngine.EventSystems;
 using UnityEngine.UI;
@@ -8,8 +9,8 @@ public class ItemSlotUI : MonoBehaviour, IPointerEnterHandler, IPointerExitHandl
     // "slot". It is used for serialization and keeping track of the inventory in data.
     // ItemSlot simply has an item ID and a quantity. ItemSlotUI is the visual represenation of this.
     private ItemSlot slotData; 
-    private int quantity;
     private Image image;
+    private TextMeshProUGUI quantityText;
 
     private Item itemObj;
 
@@ -20,6 +21,7 @@ public class ItemSlotUI : MonoBehaviour, IPointerEnterHandler, IPointerExitHandl
     private void Start()
     {
         image = GetComponentsInChildren<Image>()[1]; //ignore parent
+        quantityText = GetComponentInChildren<TextMeshProUGUI>();
     }
 
     public void LoadImage(ItemNameUI itemNameUI, ItemDescriptionUI itemDescriptionUI)
@@ -34,6 +36,7 @@ public void LoadImage(ItemNameUI itemNameUI, ItemDescriptionUI itemDescriptionUI
     public void SetItem(ItemSlot itemSlot)
     {
         this.slotData = itemSlot;
+        this.quantityText.text = slotData.quantity.ToString();
     }
 
     public void OnPointerEnter(PointerEventData pointerEventData)