using UnityEngine;

public class Draggable : MonoBehaviour
{
    private Camera cam;
    private Rigidbody rb;
    private float fixedZ;
    private bool isOverMouth = false;

    void Start()
    {
        cam = Camera.main;
        rb = GetComponent<Rigidbody>();
        fixedZ = transform.position.z;
    }

    void OnMouseDown()
    {
        rb.useGravity = false;
        rb.velocity = Vector3.zero;
    }

    void OnMouseDrag()
    {
        Vector3 mousePos = Input.mousePosition;
        mousePos.z = fixedZ - cam.transform.position.z;

        Vector3 worldPos = cam.ScreenToWorldPoint(mousePos);
        transform.position = new Vector3(worldPos.x, worldPos.y, fixedZ);
    }

    void OnMouseUp()
    {
        rb.useGravity = true;

        if (isOverMouth)
        {
            bool accepted = FeedingManager.Instance.TryFeed();
            if (accepted)
            {
                Destroy(gameObject); // Only destroy if feeding accepted
            }
        }
    }

    void OnTriggerEnter(Collider other)
    {
        if (other.CompareTag("Mouth"))
        {
            isOverMouth = true;
        }
    }

    void OnTriggerExit(Collider other)
    {
        if (other.CompareTag("Mouth"))
        {
            isOverMouth = false;
        }
    }
}