modular-vr/Assets/Desert/Runtime/Puzzle A/SymbolButton.cs

using EscapeRoomEngine.Engine.Runtime;
using NaughtyAttributes;
using UnityEngine;

namespace EscapeRoomEngine.Desert.Runtime.Puzzle_A
{
    public class SymbolButton : Button
    {
        private static readonly int FresnelColor = Shader.PropertyToID("_FresnelColor");
        private static readonly int Color = Shader.PropertyToID("_Color");

        public int symbolNumber;
        public EngineTheme theme;
        [BoxGroup("Internal")] [Required] public MeshRenderer holoRenderer;

        private Material _material;

        private void Awake()
        {
            _material = holoRenderer.material;
        }

        protected override void Start()
        {
            base.Start();

            ButtonEvent += (_, _) =>
            {
                var color = theme.puzzleColor;
                if (!Active)
                {
                    color = theme.solvedColor;
                } else if (Pressed)
                {
                    color = theme.activeColor;
                }
                
                _material.SetColor(FresnelColor, color);
                _material.SetColor(Color, color);
            };
        }
    }
}