using System;
using System.Collections;
using UnityEngine;

public static class StaticCoroutine
{
    public static void Start(ref Coroutine coroutine, IEnumerator iEnumerator, Action onCompleted = null)
    {
        if (coroutine != null)
        {
            Debug.LogWarning($"<b>{nameof(coroutine)}</b> is already working. Overriding it.");

            Static.MonoBehaviour.StopCoroutine(coroutine);
            coroutine = null;
        }

        if (onCompleted == null)
        {
            coroutine = Static.MonoBehaviour.StartCoroutine(iEnumerator);
        }
        else
        {
            coroutine = Static.MonoBehaviour.StartCoroutine(WrapperCoroutine(iEnumerator, onCompleted));
        }

    }

    private static IEnumerator WrapperCoroutine(IEnumerator iEnumerator, Action onCompleted)
    {
        yield return iEnumerator;

        onCompleted?.Invoke();
    }

    public static void Stop(ref Coroutine coroutine)
    {
        if (coroutine == null)
        {
            Debug.LogWarning("Trying to stop a null reference");
            return;
        }

        Static.MonoBehaviour.StopCoroutine(coroutine);
        coroutine = null;
    }

    public static void StopAllCoroutines()
    {
        Static.MonoBehaviour.StopAllCoroutines();
    }
}