Turret

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public abstract class Turret : MonoBehaviour
{
    [SerializeField]
    protected float rot_Speed;
    protected int target_ID;
    [SerializeField]
    protected string target_Tag;
    public GameObject currentTarget;
    public GameObject thisTurret;
    public bool isFiring;
    public List<GameObject> targets = new List<GameObject>();
    //protected List<Vector3> target_Loc = new List<Vector3>();

    public virtual void Init()
    {

    }
    public virtual void Update()
    {
    }

    public virtual void CheckTarget()
    {
        /* if(targets.Count > 0)
        {
                if(currentTarget != null)
            {
                isFiring = true;
                Debug.Log(this.gameObject +" can attack:" + isFiring);
            }
            else if(currentTarget == null)
            {
                Debug.Log(this.gameObject + " can attack:" + isFiring);
                isFiring = false;
            }
        }
        else if(targets.Count == 0)
        {
            currentTarget = null;
            isFiring = false;
            Debug.Log("No target available for:" + this.gameObject);
        } */
    }
    public virtual void UpdateTargets()
    {


    }

    public virtual void TrackTarget()
    {
        if(currentTarget != null)
        {
        Vector2 direction = (Vector2)currentTarget.transform.position - (Vector2)thisTurret.transform.position;
        float angle = Mathf.Atan2(direction.y,direction.x) * Mathf.Rad2Deg;
        Quaternion rotation = Quaternion.AngleAxis(angle,Vector3.forward);
        thisTurret.transform.rotation = Quaternion.Slerp(transform.rotation,rotation,rot_Speed * Time.deltaTime);
        }


    }
    public virtual void OnTriggerEnter2D(Collider2D col)
    {
        /* if(col.gameObject.CompareTag(target_Tag))
        {
            Debug.Log(col.name +":Entered attack range");
            targets.Add(col.gameObject);
        } */
        if(col.gameObject.CompareTag(target_Tag))
        {
            if(currentTarget == null)
            {
            currentTarget = col.gameObject;
            }
        }

    }

    public virtual void OnTriggerStay2D(Collider2D col)
    {
        if(col.gameObject.CompareTag(target_Tag))
        {
            if(currentTarget == null)
            {
                currentTarget = col.gameObject;
            }

        }
    }
    public virtual void OnTriggerExit2D(Collider2D col)
    {
        if(col.gameObject.CompareTag(target_Tag))
        {
            if(currentTarget != null)
            {
                currentTarget = null;
            }

        }
        /* if(col.gameObject.CompareTag(target_Tag))
        {
            Debug.Log(col.name + ":Exited attack range");
            foreach(GameObject target in targets)
            {
                if(target.name == col.gameObject.name)
                {
                    targets.Remove(target);
                    if(targets.Count > 0)
                    {
                        currentTarget = targets[0];
                    }
                }
                break;
            }
        } */
    }
}