using System;
using Terraria;
using Terraria.DataStructures;
using Terraria.Enums;
using Terraria.ObjectData;

namespace Decimation.Lib.Tiles
{
    public abstract class DecimationMultiTile : DecimationTile
    {
        public override bool DisableSmartCursor => true;

        public virtual bool Table { get; set; } = false;
        public virtual Point16 Origin { get; } = new Point16(0, 0);
        public virtual int[] CoordinateHeights { get; set; } = { };
        public virtual int CoordinateWidth { get; } = 16;
        public virtual int CoordinatePadding { get; } = 2;
        public virtual int? Width { get; } = null;
        public virtual int? Height { get; } = null;
        public virtual bool AnchorBottom { get; } = true;

        public abstract TileObjectData Style { get; }

        private int _width;
        private int _height;

        protected sealed override void InitTile()
        {
            Main.tileTable[Type] = Table;
            Main.tileFrameImportant[Type] = true;

            TileObjectData.newTile.CopyFrom(Style);
            if (Width.HasValue) TileObjectData.newTile.Width = Width.Value;
            if (Height.HasValue) TileObjectData.newTile.Height = Height.Value;
            if (CoordinateHeights.Length <= 0)
            {
                CoordinateHeights = new int[TileObjectData.newTile.Height];
                for (int i = 0; i < TileObjectData.newTile.Height; i++) CoordinateHeights[i] = 16;
            }

            TileObjectData.newTile.CoordinateHeights = CoordinateHeights;
            TileObjectData.newTile.CoordinateWidth = CoordinateWidth;
            TileObjectData.newTile.CoordinatePadding = CoordinatePadding;
            TileObjectData.newTile.Origin = Origin;
            if (AnchorBottom)
                TileObjectData.newTile.AnchorBottom =
                    new AnchorData(AnchorType.SolidTile, TileObjectData.newTile.Width - 1, 0);
            TileObjectData.addTile(Type);

            // TODO not working
            // if (AnimationFrameCount.HasValue && !AnimationFrameHeight.HasValue)
            // {
            //     AnimationFrameHeight = (16 + TileObjectData.newTile.CoordinatePadding) * TileObjectData.newTile.Height;
            // }
            
            InitMultiTile();

            _width = TileObjectData.newTile.Width * 16;
            _height = TileObjectData.newTile.Height * 16;
        }

        public override void KillMultiTile(int i, int j, int frameX, int frameY)
        {
            Main.NewText(1);
            Item.NewItem(i * 16, j * 16, _width, _height, TileItem);
        }

        protected virtual void InitMultiTile()
        {
        }
    }
}