using System;
using UnityEngine;

public class DeliveryManagerUI : MonoBehaviour
{
	public static DeliveryManagerUI Instance { get; private set; }
	[SerializeField] private Transform container;
	[SerializeField] private Transform recipeTemplate;

	private void Awake()
	{
		recipeTemplate.gameObject.SetActive(false);
		Instance = this;
	}

	private void Start()
	{
		DeliveryManager.Instance.OnRecipeSpawned += DeliveryManager_OnRecipeSpawned;
		DeliveryManager.Instance.OnRecipeCompleted += DeliveryManager_OnRecipeCompleted;
		Show();
		UpdateVisual();
	}

	private void DeliveryManager_OnRecipeCompleted(object sender, System.EventArgs e)
	{
		UpdateVisual();
	}

	private void DeliveryManager_OnRecipeSpawned(object sender, System.EventArgs e)
	{
		UpdateVisual();
	}

	private void UpdateVisual()
	{
		foreach (Transform child in container)
		{
			if (child == recipeTemplate)
			{
				continue;
			}

			Destroy(child.gameObject);
		}

		foreach (RecipeSO recipeSO in DeliveryManager.Instance.WaitingRecipeSOList)
		{
			Transform recipeTransform = Instantiate(recipeTemplate, container);
			recipeTransform.gameObject.SetActive(true);
			recipeTransform.GetComponent<DeliveryManagerSingleUI>().SetRecipeSO(recipeSO);
		}
	}

	public void Hide()
	{
		gameObject.SetActive(false);
	}

	public void Show()
	{
		gameObject.SetActive(true);
	}
}