SimUL/Assets/Scripts/UIElements/ContainerItemsUI.cs

using System.Linq;
using UnityEngine;

public class ContainerItemsUI : MonoBehaviour
{

    [SerializeField]
    private Transform _container;
    [SerializeField]
    private Transform _itemsList;
    [SerializeField]
    private Transform _itemUITemplate;

    private void Awake()
    {
        _container.gameObject.SetActive(false);
    }

    private void Update()
    {
        if (Player.Instance.IsHoldContainerItem())
        {
            _container.gameObject.SetActive(true);

            var playerContainer = Player.Instance.GetContainerItem();
            if (playerContainer.GetItems().Any())
            {
                foreach (Transform child in _itemsList)
                {
                    if (child == _itemUITemplate) continue;
                    Destroy(child.gameObject);
                }

                var playerItemsList = playerContainer.GetItems();
                for (int count = 0; count < playerItemsList.Count; count++)
                {
                    var itemUI = Instantiate(_itemUITemplate, _itemsList);
                    itemUI.gameObject.SetActive(true);
                    itemUI.GetComponent<ItemDescriptionUI>().SetItem(playerItemsList[count]);
                }
            }
        }
    }
}