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

public class CircleSpwan : MonoBehaviour
{
    public Transform markerPrefab;[Range(1, 1000)] public int pointCount; //Amount of objects [Range(1, 1000)] public float radius; // Radius of object distance internal List markers;

    [ContextMenu("StartProcess")]
    public void StartProcess()
    {
        markers = new List<Transform>();
        InitMarkers();
        Makecircle();
    }

    public void Makecircle()
    {
        if (pointCount != markers.Count)
        {
            InitMarkers();
        }

        ////// the core bit ///////
        Quaternion quaternion = Quaternion.AngleAxis(360f / (float)(pointCount - 1), transform.up);
        Vector3 vec3 = transform.forward * radius;
        for (int index = 0; index < pointCount; ++index)
        {
            markers[index].position = transform.position + vec3;
            markers[index].transform.parent = transform;
            markers[index].transform.name = "Ingredient " + index;
            // update for the next one
            vec3 = quaternion * vec3;
        }
        ////// end of the core bit ///////
    }

    private void InitMarkers()
    {
        if (pointCount > markers.Count)
        {
            for (int i = markers.Count; i < pointCount; i++)
            {
                // doesn't matter, we're updating the positions later
                markers.Add(Instantiate(markerPrefab, Vector3.zero, Quaternion.identity) as Transform);
            }
        }
        if (pointCount < markers.Count)
        {
            while (pointCount < markers.Count)
            {
                Destroy(markers[0].gameObject);
                markers.RemoveAt(0); // dont miss this line out!!
            }
        }
    }
}