Random Item#

using System;
using UnityEngine;
using VisualScript.Icons;
using Random = UnityEngine.Random;

namespace VisualScript.Runtime
{
    [Get]

    [Title("Random Item")]
    [Category("Collections/Random Item")]

    [Description("Picks a random item of a collection and reads it as a number")]
    [Image(typeof(IconDice), ColorTheme.Type.Teal, typeof(BadgeList))]

    [Parameter("Collection", "The collection an item is picked from")]

    [Keywords("Dice", "Pick", "Choose", "Any", "List", "Array")]

    [Serializable]
    public class TypeNumberCollectionRandom : TypeNumber
    {
        [SerializeField] private GetCollection m_Collection = new GetCollection();

        public override double Get(Args args)
        {
            using Args scoped = Args.Get(args);

            int count = this.m_Collection.Capture(scoped);
            if (count == 0) return 0f;

            int index = Random.Range(0, count);
            return ArgsCollectionParameters.TryGetItem(this.m_Collection, scoped, index, out double item)
                ? item
                : 0f;
        }

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

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