using GeometryTD.CustomEvent;
using TMPro;
using UnityEngine;
using UnityGameFramework.Runtime;

namespace GeometryTD.UI
{
    public class ShopForm : UGuiForm
    {
        [SerializeField] private TMP_Text _goldText;

        [SerializeField] private GoodsItem[] _goldItems;

        private ShopFormContext _context;

        public void RefreshUI(ShopFormContext context)
        {
            _context = context;
            if (_goldText != null)
            {
                _goldText.text = context?.GoldText ?? string.Empty;
            }

            RefreshGoodsItems(context?.GoodsItems);
        }

        public void OnInventoryButtonClick()
        {
            GameEntry.Event.Fire(this, ShopInventoryRequestedEventArgs.Create());
        }

        public void OnExitButtonClick()
        {
            GameEntry.Event.Fire(this, ShopExitRequestedEventArgs.Create());
        }

        protected override void OnOpen(object userData)
        {
            base.OnOpen(userData);
            if (userData is ShopFormContext context)
            {
                RefreshUI(context);
                return;
            }

            Log.Warning("ShopForm requires ShopFormContext as userData.");
        }

        protected override void OnClose(bool isShutdown, object userData)
        {
            _context = null;
            if (_goldText != null)
            {
                _goldText.text = string.Empty;
            }

            if (_goldItems != null)
            {
                foreach (var item in _goldItems)
                {
                    item?.OnReset();
                }
            }

            base.OnClose(isShutdown, userData);
        }

        private void RefreshGoodsItems(GoodsItemContext[] goodsItems)
        {
            if (_goldItems == null)
            {
                return;
            }

            for (int i = 0; i < _goldItems.Length; i++)
            {
                GoodsItem goodsItem = _goldItems[i];
                if (goodsItem == null)
                {
                    continue;
                }

                if (goodsItems != null && i < goodsItems.Length && goodsItems[i] != null)
                {
                    goodsItem.OnInit(goodsItems[i]);
                }
                else
                {
                    goodsItem.OnReset();
                }
            }
        }
    }
}