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

namespace KairoEngine.Inventory
{
    public class ItemContainerEvents
    {
        public static Dictionary<string, System.Action<ItemContainer>> OnOpen = new Dictionary<string, System.Action<ItemContainer>>();
        public static Dictionary<string, System.Action> OnClose = new Dictionary<string, System.Action>();
        public static event System.Action<ItemContainer> OnUpdate;
        
        public static void Open(string title, ItemContainer itemContainer)
        {
            if(OnOpen[title] != null)
            {
                //Debug.Log("ItemContainerEvents.OnOpen has been triggered");
                OnOpen[title](itemContainer);
            }
        }

        public static void Close(string title)
        {
            if(OnClose[title] != null)
            {
                //Debug.Log("ItemContainerEvents.OnOpen has been triggered");
                OnClose[title]();
            }
        }

        public static void Update(ItemContainer itemContainer)
        {
            if(OnUpdate != null)
            {
                //Debug.Log("ItemContainerEvents.OnOpen has been triggered");
                OnUpdate(itemContainer);
            }
        }

        public static void StartListeningOnOpen(string title, System.Action<ItemContainer> listener)
        {
            System.Action<ItemContainer> action = null;
            if (OnOpen.TryGetValue(title, out action))
            {
                action += listener;
                OnOpen[title] = action;
            }
            else
            {
                action += listener;
                OnOpen.Add(title, action);
            }
        }

        public static void StartListeningOnClose(string title, System.Action listener)
        {
            System.Action action = null;
            if (OnClose.TryGetValue(title, out action))
            {
                action += listener;
                OnClose[title] = action;
            }
            else
            {
                action += listener;
                OnClose.Add(title, action);
            }
        }

        public static void StopListeningOnOpen(string title, System.Action<ItemContainer> listener)
        {
            System.Action<ItemContainer> action = null;
            if (OnOpen.TryGetValue(title, out action))
            {
                action -= listener;
                OnOpen[title] = action;
            }
        }

        public static void StopListeningOnClose(string title, System.Action listener)
        {
            System.Action action = null;
            if (OnClose.TryGetValue(title, out action))
            {
                action -= listener;
                OnClose[title] = action;
            }
        }

    }
}