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

namespace Art.temp.Editor.AnimationTools
{
	public static class LinqExtensions
	{
		public static IEnumerable<TSource> DistinctBy<TSource, TKey>(
			this IEnumerable<TSource> source,
			Func<TSource, TKey> keySelector)
		{
			var seenKeys = new HashSet<TKey>();
			foreach (var element in source)
			{
				if (seenKeys.Add(keySelector(element)))
				{
					yield return element;
				}
			}
		}
	}

	public static class TransformExtensions
	{
		public static void ResetLocals(this Transform transform)
		{
			transform.localPosition = Vector3.zero;
			transform.localEulerAngles = Vector3.zero;
			transform.localScale = Vector3.one;
		}
	}
}