using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Numerics;
using System.Text;
using System.Threading.Tasks;
using PckStudio.Core.Extensions;
using PckStudio.Core.Skin;

namespace PckStudio.Core
{
    public static class GameConstants
    {
        // 16777215 being the uint24 max value
        public const int MAX_PACK_ID = 0xffffff;

        public const int GAMETICK_IN_MILLISECONDS = 50;

        public static readonly Vector3 SkinHeadTranslation = Vector3.Zero;
        public static readonly Vector3 SkinHeadPivot = Vector3.Zero;

        public static readonly Vector3 SkinBodyTranslation = Vector3.Zero;
        public static readonly Vector3 SkinBodyPivot = Vector3.Zero;

        public static readonly Vector3 SkinRightArmTranslation = new(-5f, 2f, 0f);
        public static readonly Vector3 SkinRightArmPivot = new(-6f, 2f, 0f);
                        
        public static readonly Vector3 SkinLeftArmTranslation = new(5f, 2f, 0f);
        public static readonly Vector3 SkinLeftArmPivot = new(6f, 2f, 0f);
                                
        public static readonly Vector3 SkinRightLegTranslation = new(-2f, 12f, 0f);
        public static readonly Vector3 SkinRightLegPivot = new(-2f, 12f, 0f);
                                        
        public static readonly Vector3 SkinLeftLegTranslation = new(2f, 12f, 0f);
        public static readonly Vector3 SkinLeftLegPivot = new(2f, 12f, 0f);

        private static Dictionary<string, PositioningInfo> _posisioningInfos = new Dictionary<string, PositioningInfo>()
        {
            ["HEAD"] = new PositioningInfo(SkinHeadTranslation, SkinHeadPivot),
            ["BODY"] = new PositioningInfo(SkinBodyTranslation, SkinBodyPivot),
            ["ARM0"] = new PositioningInfo(SkinRightArmTranslation, SkinRightArmPivot),
            ["ARM1"] = new PositioningInfo(SkinLeftArmTranslation, SkinLeftArmPivot),
            ["LEG0"] = new PositioningInfo(SkinRightLegTranslation, SkinRightLegPivot),
            ["LEG1"] = new PositioningInfo(SkinLeftLegTranslation, SkinLeftLegPivot),
        };
        public record struct PositioningInfo(Vector3 Translation, Vector3 Pivot);

        public static PositioningInfo GetPositioningInfo(string partName)
        {
            if (SkinBOX.IsOverlayPart(partName))
                partName = SkinBOXExtensions.GetBaseType(partName);
            return _posisioningInfos.ContainsKey(partName) ? _posisioningInfos[partName] : default;
        }

        public static Vector3 GetSkinPartPivot(string partName) => GetPositioningInfo(partName).Pivot;

        public static Vector3 GetSkinPartTranslation(string partName) => GetPositioningInfo(partName).Translation;
        
        public enum DyeColor
        {
            White,
            Orange,
            Magenta,
            LightBlue,
            Yellow,
            Lime,
            Pink,
            Gray,
            LightGray,
            Cyan,
            Purple,
            Blue,
            Brown,
            Green,
            Red,
            Black,
        }

        public static Color GetDyeColor(DyeColor dyeColor)
        {
            return Enum.IsDefined(typeof(DyeColor), dyeColor) && dyeColor >= 0 && (int)dyeColor < DyeColors.Length ? DyeColors[(int)dyeColor] : Color.Transparent;
        }

        // See: https://minecraft.fandom.com/wiki/Dye#Color_values for more information.
        public static readonly Color[] DyeColors = [
            Color.FromArgb(0xf9fffe), // White
            Color.FromArgb(0xf9801d), // Orange
            Color.FromArgb(0xc74ebd), // Magenta
            Color.FromArgb(0x3ab3da), // Light Blue
            Color.FromArgb(0xfed83d), // Yellow
            Color.FromArgb(0x80c71f), // Lime
            Color.FromArgb(0xf38baa), // Pink
            Color.FromArgb(0x474f52), // Gray
            Color.FromArgb(0x9d9d97), // Light Gray
            Color.FromArgb(0x169c9c), // Cyan
            Color.FromArgb(0x8932b8), // Purple
            Color.FromArgb(0x3c44aa), // Blue
            Color.FromArgb(0x835432), // Brown
            Color.FromArgb(0x5e7c16), // Green
            Color.FromArgb(0xb02e26), // Red
            Color.FromArgb(0x1d1d21), // Black
            ];


        public static int GetColumnCountForGameVersion(AtlasResource.AtlasType atlasType, LCEGameVersion gameVersion)
        {
            return gameVersion switch
            {
                LCEGameVersion._1_13 when atlasType == AtlasResource.AtlasType.ItemAtlas => 17,
                LCEGameVersion._1_13 when atlasType == AtlasResource.AtlasType.BlockAtlas => 34,
                LCEGameVersion.TU0 when atlasType == AtlasResource.AtlasType.BlockAtlas => 16,
                
                LCEGameVersion._1_14 when atlasType == AtlasResource.AtlasType.ItemAtlas => 18,
                LCEGameVersion._1_14 when atlasType == AtlasResource.AtlasType.BlockAtlas => 39,
                _ when atlasType == AtlasResource.AtlasType.PaintingAtlas => 16,
                _ when atlasType == AtlasResource.AtlasType.ParticleAtlas => 16,
                _ when atlasType == AtlasResource.AtlasType.MoonPhaseAtlas => 2,
               _ => 0
            };
        }
    }
}