using System.Collections.Generic;
using UnityEngine;
using UnityEngine.AI;
public class Ghost : MonoBehaviour
{

public Animator animator;
    public NavMeshAgent agent;

    public float eatDistance = 0.2f;
    public float speed = 1;
    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {

    }

public GameObject GetClosestOrb(){
    GameObject closest = null;
    float minDistance = Mathf.Infinity;
    List<GameObject> orbs = OrbsSpanwer.instance.spawnedOrbs;
    foreach(var item in orbs)
    {
        Vector3 ghostPosition = transform.position;
        ghostPosition.y = 0;

        Vector3 orbPosition = item.transform.position;
        orbPosition.y = 0;


        float d = Vector3.Distance(ghostPosition, orbPosition);
        if(d < minDistance)
        {
            minDistance = d;
            closest = item;
        }
    }

    if(minDistance < eatDistance)
    {
        OrbsSpanwer.instance.DestroyOrb(closest);
    }
    return closest;
}
    // Update is called once per frame
    void Update()
    {
        if(!agent.enabled)
        return;

        GameObject closest = GetClosestOrb();
        if(closest)
        {
            Vector3 targetPosition = closest.transform.position;
            //Camera.main.transform.position;
            agent.SetDestination(targetPosition);
            agent.speed = speed;
        }
        /*else{
            Vector3 targetPosition = Camera.main.transform.position;

            agent.SetDestination(targetPosition);
            agent.speed = speed;
        }*/
    }

    public void Kill()
    {
        agent.enabled = false;
        animator.SetTrigger("Death");
    }

    public void Destroy()
    {
        Destroy(gameObject);
    }
}