using System.Collections.Generic;
using UnityEngine;

namespace UltimateWater.Internal
{
	public class DefaultTextures : ApplicationSingleton<DefaultTextures>
	{
		private static readonly Dictionary<Color, Texture2D> _Cache = new Dictionary<Color, Texture2D>();

		public static Texture2D Get(Color color)
		{
			if (ApplicationSingleton<DefaultTextures>.Instance == null)
			{
				return null;
			}
			if (_Cache.TryGetValue(color, out var value))
			{
				return value;
			}
			Color color2 = color;
			value = CreateColorTexure(color, "[UWS] DefaultTextures - " + color2.ToString());
			_Cache.Add(color, value);
			return value;
		}

		protected override void OnDestroy()
		{
			foreach (KeyValuePair<Color, Texture2D> item in _Cache)
			{
				item.Value.Destroy();
			}
			_Cache.Clear();
			base.OnDestroy();
		}

		private static Texture2D CreateColorTexure(Color color, string name)
		{
			Texture2D texture2D = new Texture2D(2, 2, TextureFormat.ARGB32, mipChain: false);
			texture2D.name = name;
			texture2D.hideFlags = HideFlags.DontSave;
			texture2D.SetPixel(0, 0, color);
			texture2D.SetPixel(1, 0, color);
			texture2D.SetPixel(0, 1, color);
			texture2D.SetPixel(1, 1, color);
			texture2D.Apply(updateMipmaps: false, makeNoLongerReadable: true);
			return texture2D;
		}
	}
}