evershade/Assets/Data/ScriptableObjects/InventorySlot.cs

using UnityEngine;

// Example: InventoryItem.cs

[CreateAssetMenu(fileName = "InventorySlot", menuName = "Game Data/Game Slot")]
public class InventorySlot : ScriptableObject
{
    public GameItem item;
    public int quantity;
    public int slotId = -1;

    //todo: prevent item from being used if locked
    public int isLocked;


    public InventorySlot()
    {
        item = null;
        quantity = 0;
    }

    public InventorySlot(GameItem item)
    {
        this.item = item;
        quantity = 1;
    }

    public void Initialize(GameItem gameItem, int qty)
    {
        item = gameItem;
        quantity = qty;
    }

    public void AssignGameItem(GameItem gameItem, int qty = 1)
    {
        item = gameItem;
        quantity = qty;
    }


    public void AddQuantity(int amount)
    {
        quantity += amount;
    }

    public void RemoveQuantity(int amount)
    {
        quantity -= amount;
    }

    public void SetQuantity(int amount)
    {
        quantity = amount;
    }

    public void UseItem()
    {
        if (item.isConsumable) RemoveQuantity(1);
    }

    public void DropItem()
    {
        if (item.isDroppable) RemoveQuantity(1);
    }

    public void DestroyItem()
    {
        if (item.isDestroyable) RemoveQuantity(1);
    }

    public void SellItem()
    {
        if (item.isSellable) RemoveQuantity(1);
    }

    public bool IsEmpty()
    {
        return item == null;
    }

    public void AddItem(GameItem newItem)
    {
        item = newItem;
        quantity = 1;
    }


    public Sprite GetIcon()
    {
        return item.icon;
    }

    public string GetItemName()
    {
        if (item == null)
        {
            Debug.Log("Item is null");
            return null;
        }

        return item.itemName;
    }

    public float GetItemValue()
    {
        return item.itemValue;
    }
}