using Misaki.ShaderGUI;
using System.Linq;
using UnityEditor;
using UnityEngine;

using static Misaki.HdrpToon.UTSPropertyName.Stocking;

namespace Misaki.HdrpToon.Editor
{
    internal class StockingScope : MaterialUIScope<ShaderGUIExpandable>
    {
        private static class Properties
        {
            public static MaterialProperty stockingFresnelWidth;
            public static MaterialProperty stockingSparkleSpacing;
            public static MaterialProperty stockingSparkleAmount;
            public static MaterialProperty stockingSparkleSize;
            public static MaterialProperty stockingSparkleIntensity;
        }

        private static class Styles
        {
            public static readonly GUIContent stockingFresnelWidthText = new("Fresnel Width", "Set the width of the fresnel effect for the stocking.");
            public static readonly GUIContent stockingSparkleSpacingText = new("Sparkle Spacing", "Set the spacing between sparkles on the stocking.");
            public static readonly GUIContent stockingSparkleAmountText = new("Sparkle Amount", "Set the amount of sparkles on the stocking.");
            public static readonly GUIContent stockingSparkleSizeText = new("Sparkle Size", "Set the size of the sparkles on the stocking.");
            public static readonly GUIContent stockingSparkleIntensityText = new("Sparkle Intensity", "Set the intensity of the sparkle effect for the stocking.");
        }

        protected override ShaderGUIExpandable ExpandableBit => ShaderGUIExpandable.Stocking;
        protected override GUIContent Header => EditorGUIUtility.TrTextContent("Stocking Settings");
        protected override bool ShowSection => materials.All(mat => mat.HasFeature(SurfaceFeature.Stocking));

        protected override void LoadMaterialProperties()
        {
            Properties.stockingFresnelWidth = FindProperty(STOCKING_FRESNEL_WIDTH);
            Properties.stockingSparkleSpacing = FindProperty(STOCKING_SPARKLE_SPACING);
            Properties.stockingSparkleAmount = FindProperty(STOCKING_SPARKLE_AMOUNT);
            Properties.stockingSparkleSize = FindProperty(STOCKING_SPARKLE_SIZE);
            Properties.stockingSparkleIntensity = FindProperty(STOCKING_SPARKLE_INTENSITY);
        }

        protected override void DrawContent()
        {
            editor.ShaderProperty(Properties.stockingFresnelWidth, Styles.stockingFresnelWidthText);
            editor.ShaderProperty(Properties.stockingSparkleSpacing, Styles.stockingSparkleSpacingText);
            editor.ShaderProperty(Properties.stockingSparkleAmount, Styles.stockingSparkleAmountText);
            editor.ShaderProperty(Properties.stockingSparkleSize, Styles.stockingSparkleSizeText);
            editor.ShaderProperty(Properties.stockingSparkleIntensity, Styles.stockingSparkleIntensityText);
        }
    }
}