WinterJamSnowman/Assets/Scripts/LemonGenericLib/Visual Effects/GhostManager.cs

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

//TODO: make this object pool compatible

namespace Lemon.GenericLib.VFX
{
    public class GhostManager : MonoBehaviour
    {
        public float ghostInterval = 0.1f;
        public float ghostLifeTime = 0.5f;
        private float currentInterval = 0;
        public GameObject ghost;
        public bool createGhost = false;
        public bool recolourGhost;
        public Color ghostColor;

        private SpriteRenderer sr;


        // Start is called before the first frame update
        void Start()
        {
            sr = GetComponent<SpriteRenderer>();
            currentInterval = 0;
        }

        // Update is called once per frame
        void Update()
        {
            if (currentInterval >= ghostInterval)
            {
                if (!createGhost) return;
                GameObject currentGhost = Instantiate(ghost, transform.position, transform.rotation);
                currentGhost.transform.localScale = transform.localScale;
                currentGhost.GetComponent<SpriteRenderer>().sprite = sr.sprite;

                if (recolourGhost)
                {
                    currentGhost.GetComponent<SpriteRenderer>().color = ghostColor;
                }

                Destroy(currentGhost, ghostLifeTime);
                currentInterval = 0;
            }
            else
            {
                currentInterval += Time.deltaTime;
            }
        }

        public void CreateGhostTemp(float time)
        {
            StartCoroutine(CreateGhostTempRoutine(time));
        }

        IEnumerator CreateGhostTempRoutine(float time)
        {
            createGhost = true;
            yield return new WaitForSeconds(time);
            createGhost = false;
        }
    }
}