using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Inventory : MonoBehaviour {
    #region Singleton

    public static Inventory instance;

    private void Awake() {
        if(instance != null) {
            Debug.LogWarning("More than one instance of Inventory found");
        }

        instance = this;
    }

    #endregion
    
    public Dictionary<Item, int> items;
    public const int inventorySpace = 28;
    
    public delegate void onItemChanged();
    public onItemChanged onItemChangedCallback;

    private void Start() {
        items ??= new Dictionary<Item, int>();
    }

    public void tempAddItem(Item item) {
        Debug.Log("AWSD");
        AddItem(item, 1);
    }
    
    public void AddItem(Item item, int amount) {
        if(items.Count >= inventorySpace) {
            Debug.Log("Not enough inventory space!");
            return;
        }

        Debug.Log("ASDADADWDASDWD");
        
        if(!items.ContainsKey(item)) {
            items.Add(item, amount);
        } else {
            items[item] += amount;
        }
        
        
        onItemChangedCallback?.Invoke();
    }

    public void removeItem(Item item, int amount) {
        items.Add(item, -amount);

        onItemChangedCallback?.Invoke();
    }
}