using UnityEngine;
using UnityEngine.AI;

[RequireComponent(typeof(NavMeshAgent))]
public class SimplePlayerController : MonoBehaviour
{
    public float rotationSpeed = 10f;
    public float stopDistanceTolerance = 0.1f;
    NavMeshAgent agent;
    Vector3 lastVelocity;

    void Awake()
    {
        agent = GetComponent<NavMeshAgent>();
        agent.updateRotation = false; // manual rotation
    }

    void Update()
    {
        Vector3 vel = agent.velocity;
        if (vel.sqrMagnitude > 0.01f)
        {
            Quaternion targetRot = Quaternion.LookRotation(vel.normalized);
            transform.rotation = Quaternion.Slerp(transform.rotation, targetRot, rotationSpeed * Time.deltaTime);
        }

        if (!agent.pathPending && agent.remainingDistance <= agent.stoppingDistance + stopDistanceTolerance)
        {
            agent.isStopped = true;
        }
        else
        {
            agent.isStopped = false;
        }

        lastVelocity = vel;
    }

    public Vector3 GetVelocity() => lastVelocity;
}