fack

Assets/Inventory/Scripts/ItemData.cs

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+using UnityEngine;
+
+public enum ItemType
+{
+    Block,
+    Weapon,
+    Armor,
+    Consumable,
+    Tool,
+    Material
+}
+
+[CreateAssetMenu(fileName = "NewItem", menuName = "Inventory/Item")]
+public class ItemData : ScriptableObject
+{
+    public string id;
+    public string itemName;
+    public string description;
+    public ItemType type;
+    public GameObject modelPrefab;
+    public Sprite icon;
+    public int maxStack = 64;
+    public bool isCraftable;
+    public CraftingRecipe craftingRecipe;
+
+    [Header("Item Properties")]
+    public float weight = 1f;
+    public int value = 1;
+    public bool isDroppable = true;
+    public bool isStackable = true;
+
+    [System.Serializable]
+    public class CraftingRecipe
+    {
+        public string[] ingredients;
+        public int[] amounts;
+        public string resultId;
+        public int resultAmount = 1;
+    }
+
+    void OnEnable()
+    {
+        if (string.IsNullOrEmpty(id))
+        {
+            id = System.Guid.NewGuid().ToString();
+        }
+    }
+
+    public static ItemData FromJson(string json) => JsonUtility.FromJson<ItemData>(json);
+    public string ToJson() => JsonUtility.ToJson(this, true);
+
+    public bool CanStackWith(ItemData other) => other != null && id == other.id && isStackable;
+}