using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.AI;

public class ShopCanvas : MonoBehaviour
{
    [SerializeField] private Camera _camera;
    public Vector3 lastPosition;
    [SerializeField] private LayerMask placementLayer;
    [SerializeField] private LayerMask behaviorLayer;

    [SerializeField] private GameObject behaviorMenu;

    public Vector3 MapPosition()
    {
        Vector3 mousePos = Input.mousePosition;
        mousePos.z = _camera.nearClipPlane;
        Ray ray = _camera.ScreenPointToRay(mousePos);
        RaycastHit hit;

        if (Physics.Raycast(ray, out hit, 100, placementLayer))
        {
            // Get the hit point from the raycast
            Vector3 hitPoint = hit.point;

            // Sample the closest valid position on the NavMesh
            NavMeshHit navMeshHit;
            if (NavMesh.SamplePosition(hitPoint, out navMeshHit, 1.0f, NavMesh.AllAreas))
            {
                lastPosition = navMeshHit.position; // Update lastPosition to the valid NavMesh position
            }
            else
            {
                Debug.LogWarning("No valid NavMesh position near the hit point.");
            }
        }

        return lastPosition;
    }

    private void Update()
    {
        if (Input.GetMouseButtonDown(1))
        {
            Vector3 mousePos = Input.mousePosition;
            mousePos.z = _camera.nearClipPlane;
            Ray ray = _camera.ScreenPointToRay(mousePos);
            RaycastHit hit;

            if (Physics.Raycast(ray, out hit, 100, behaviorLayer))
            {
                GameObject unite = hit.transform.GameObject();
                behaviorMenu.SetActive(true);
                behaviorMenu.GetComponent<BehaviorChoice>().chosenUnit = unite;
            }
        }
    }
}