Last#

using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Pool;
using VisualScript.Icons;

namespace VisualScript.Runtime
{
    [Get]

    [Title("Last")]
    [Category("Collections/Last")]

    [Description("The Game Object placed at the end of a collection")]
    [Image(typeof(IconListLast), ColorTheme.Type.Teal)]

    [Parameter("Collection", "The collection the Game Object is taken from")]

    [Keywords("Tail", "End", "Bottom", "Index", "List", "Array")]

    [Serializable]
    public class TypeGameObjectCollectionLast : TypeGameObject
    {
        [SerializeField] private GetCollectionGameObjects m_Collection = new GetCollectionGameObjects();

        public override GameObject Get(Args args)
        {
            List<GameObject> buffer = ListPool<GameObject>.Get();

            try
            {
                this.m_Collection.Get(args, buffer);

                GameObject result = buffer.Count > 0 ? buffer[^1] : null;

                return result;
            }
            finally
            {
                ListPool<GameObject>.Release(buffer);
            }
        }

        public override string ToString()
        {
            return $"Last of {this.m_Collection}";
        }

        protected override SubscriptionMode Subscription => SubscriptionMode.OnChange;
    }
}