using System.Collections.Generic;
using UnityEngine;

[CreateAssetMenu(fileName = "New Item Database", menuName = "Databases/Items")]
public class ItemBase : ScriptableObject {

    [SerializeField, HideInInspector] private List<Item> items;
    [SerializeField] private Item currentItem;
    private int currentIndex;

    public void CreateItem() {
        if (items == null) {
            items = new List<Item>();
        }
        var item = new Item();
        items.Add(item);
        currentItem = item;
        currentIndex = items.Count - 1;
    }

    public void RemoveItem() {
        if (items == null || currentItem == null) {
            return;
        }
        items.Remove(currentItem);
        if (items.Count > 0) {
            currentItem = items[0];
        } else {
            CreateItem();
        }
        currentIndex = 0;
    }

    public void NextItem() {
        if (currentIndex + 1 < items.Count) {
            currentIndex++;
            currentItem = items[currentIndex];
        }
    }

    public void PrevItem() {
        if (currentIndex > 0) {
            currentIndex--;
            currentItem = items[currentIndex];
        }
    }

    public Item GetItemOfId(int id) {
        return items.Find(t => t.Id == id);
    }

}

[System.Serializable]
public class Item {

    [SerializeField] private int id;
    public int Id => id;

    [SerializeField] private string itemName;
    public string ItemName => itemName; 
    
    [SerializeField] private string description;
    public string Description => description;

    [SerializeField] private Sprite icon;
    public Sprite Icon => icon;
    
    [SerializeField] private BuffType type;
    public BuffType Type => type; 
    
    [SerializeField] private float value;
    public float Value => value;

    public override string ToString() {
        return $"[id: {id}, itemName: {itemName}, description: {description}, type: {type.ToString()}, value {value}";
    }
}