using UnityEngine;

public sealed class FurnacePanelUIController : MonoBehaviour, IGlobalUISectionController
{
    [SerializeField] private FurnaceController furnace;
    [SerializeField] private FurnacePanelUIView view;

    private void Reset()
    {
        furnace = GetComponentInParent<FurnaceController>();
        view = GetComponent<FurnacePanelUIView>();
    }

    private void OnEnable()
    {
        if (furnace == null)
            furnace = GetComponentInParent<FurnaceController>();
        if (view == null)
            view = GetComponent<FurnacePanelUIView>();

        if (furnace != null)
            furnace.Changed += Refresh;
        if (view != null)
            view.StartRequested += StartSmelting;

        GlobalUIController.Instance?.Register(this);

        Refresh();
    }

    private void OnDisable()
    {
        if (furnace != null)
            furnace.Changed -= Refresh;
        if (view != null)
            view.StartRequested -= StartSmelting;

        GlobalUIController.Instance?.Unregister(this);
    }

    private void Update()
    {
        if (furnace != null && furnace.IsOperating)
            Refresh();
    }

    public void SelectRecipe(int recipeIndex)
    {
        furnace?.SelectRecipe(recipeIndex);
    }

    public void SelectAndStartRecipe(int recipeIndex)
    {
        furnace?.SelectAndStartRecipe(recipeIndex);
    }

    public void StartSmelting()
    {
        furnace?.StartSmelting();
    }

    public void Refresh()
    {
        if (furnace == null || view == null)
            return;

        view.Render(
            furnace.StoredMetal,
            furnace.MetalCapacity,
            furnace.SelectedRecipe,
            furnace.State,
            furnace.ProcessProgress,
            furnace.RemainingSeconds,
            furnace.CanStartSelectedRecipe);
    }
}