// ClassicalSharp copyright 2014-2016 UnknownShadow200 | Licensed under MIT
using System;
using OpenTK;

namespace ClassicalSharp.Blocks {
	
	/// <summary> Stores default properties for blocks in Minecraft Classic. </summary>
	public static class DefaultSet {
		
		public static float Height( byte b ) {
			if( b == Block.Slab ) return 8/16f;
			if( b == Block.CobblestoneSlab ) return 8/16f;
			if( b == Block.Snow ) return 2/16f;
			return 1;
		}
		
		public static bool FullBright( byte b ) {
			return b == Block.Lava || b == Block.StillLava
				|| b == Block.Magma || b == Block.Fire;
		}
		
		public static float FogDensity( byte b ) {
			if( b == Block.Water || b == Block.StillWater )
				return 0.1f;
			if( b == Block.Lava || b == Block.StillLava )
				return 2f;
			return 0;
		}
		
		public static FastColour FogColour( byte b ) {
			if( b == Block.Water || b == Block.StillWater )
				return new FastColour( 5, 5, 51 );
			if( b == Block.Lava || b == Block.StillLava )
				return new FastColour( 153, 25, 0 );
			return default(FastColour);
		}
		
		public static CollideType Collide( byte b ) {
			if( b >= Block.Water && b <= Block.StillLava )
				return CollideType.SwimThrough;
			if( b == Block.Snow || b == Block.Air || Draw( b ) == BlockDraw.Sprite )
				return CollideType.WalkThrough;
			return CollideType.Solid;
		}
		
		public static bool BlocksLight( byte b ) {
			return !(b == Block.Glass || b == Block.Leaves 
			         || b == Block.Air || Draw( b ) == BlockDraw.Sprite );
		}

		public static SoundType StepSound( byte b ) {
			if( b == Block.Glass ) return SoundType.Stone;
			if( b == Block.Rope ) return SoundType.Cloth;			
			if( Draw( b ) == BlockDraw.Sprite ) return SoundType.None;
			return DigSound( b );
		}
		
		
		public static BlockDraw Draw( byte b ) {
			if( b == Block.Air ) return BlockDraw.Gas;
			if( b == Block.Leaves ) return BlockDraw.TransparentLeaves;

			if( b == Block.Ice || b == Block.Water || b == Block.StillWater ) 
				return BlockDraw.Translucent;
			if( b == Block.Glass || b == Block.Leaves || b == Block.Snow )
				return BlockDraw.Transparent;
			if( b == Block.Slab || b == Block.CobblestoneSlab )
				return BlockDraw.Transparent;
			
			if( b >= Block.Dandelion && b <= Block.RedMushroom )
				return BlockDraw.Sprite;
			if( b == Block.Sapling || b == Block.Rope || b == Block.Fire )
				return BlockDraw.Sprite;
			return BlockDraw.Opaque;
		}		

		public static SoundType DigSound( byte b ) {
			if( b >= Block.Red && b <= Block.White ) 
				return SoundType.Cloth;
			if( b >= Block.LightPink && b <= Block.Turquoise ) 
				return SoundType.Cloth;
			
			if( b == Block.Bookshelf || b == Block.Wood 
			   || b == Block.Log || b == Block.Crate || b == Block.Fire )
				return SoundType.Wood;
			
			if( b == Block.Rope ) return SoundType.Cloth;
			if( b == Block.Sand ) return SoundType.Sand;
			if( b == Block.Snow ) return SoundType.Snow;
			if( b == Block.Glass ) return SoundType.Glass;
			if( b == Block.Dirt || b == Block.Gravel )
				return SoundType.Gravel;
			
			if( b == Block.Grass || b == Block.Sapling || b == Block.TNT
			   || b == Block.Leaves || b == Block.Sponge )
				return SoundType.Grass;
			
			if( b >= Block.Dandelion && b <= Block.RedMushroom )
				return SoundType.Grass;
			if( b >= Block.Water && b <= Block.StillLava )
				return SoundType.None;
			if( b >= Block.Stone && b <= Block.StoneBrick )
				return SoundType.Stone;
			return SoundType.None;
		}
	}
}