using UnityEngine;

/// <summary>
/// Data/configuration component placed on block prefabs.
/// Stores per-prefab drag settings so GhostManager can read them at instantiation time.
/// All drag, snap, and placement logic has moved to GhostManager.
/// </summary>
public class GrabInteractable : MonoBehaviour
{
    [Header("Attachment")]
    [SerializeField] private Transform attachPoint;

    [Header("Surface Alignment")]
    public bool alignToSurfaceNormal = true;
    public float alignmentSpeed = 15f;
    public bool snapRotation = false;

    [Header("Movement")]
    public float followSpeed = 20f;
    public float heightOffset = 0f;

    [Header("Validation & Visuals")]
    [SerializeField] private IValidator validator;
    public Color validTint = new Color(0.5f, 1.0f, 0.5f, 1.0f);
    public Color invalidTint = new Color(1.0f, 0.5f, 0.5f, 1.0f);

    /// <summary>Returns the designated attach/pivot point, or this transform if none is set.</summary>
    public Transform GetAttachPoint() => attachPoint;

    /// <summary>Returns the PlacementValidator – checks the component on this GameObject as fallback.</summary>
    public IValidator GetValidator() => validator != null ? validator : GetComponent<IValidator>();
}