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path: root/src/Blocks/BlockTrapdoor.h
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#pragma once

#include "BlockHandler.h"
#include "Mixins.h"
#include "../EffectID.h"




class cBlockTrapdoorHandler :
	public cClearMetaOnDrop<cMetaRotator<cBlockHandler, 0x03, 0x01, 0x02, 0x00, 0x03, false>>
{
	using super = cClearMetaOnDrop<cMetaRotator<cBlockHandler, 0x03, 0x01, 0x02, 0x00, 0x03, false>>;

public:

	cBlockTrapdoorHandler(BLOCKTYPE a_BlockType):
		super(a_BlockType)
	{
	}




	virtual bool IsUseable(void) override
	{
		return true;
	}





	virtual bool OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
	{
		if (m_BlockType == E_BLOCK_IRON_TRAPDOOR)
		{
			// Iron doors can only be toggled by redstone, not by right-clicking
			return false;
		}

		// Flip the ON bit on / off using the XOR bitwise operation
		NIBBLETYPE Meta = (a_ChunkInterface.GetBlockMeta({a_BlockX, a_BlockY, a_BlockZ}) ^ 0x04);
		a_ChunkInterface.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, Meta);
		a_WorldInterface.GetBroadcastManager().BroadcastSoundParticleEffect(EffectID::SFX_RANDOM_FENCE_GATE_OPEN, { a_BlockX, a_BlockY, a_BlockZ }, 0, a_Player.GetClientHandle());

		return true;
	}

	virtual void OnCancelRightClick(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) override
	{
		UNUSED(a_ChunkInterface);
		a_WorldInterface.SendBlockTo(a_BlockX, a_BlockY, a_BlockZ, a_Player);
	}

	virtual bool GetPlacementBlockTypeMeta(
		cChunkInterface & a_ChunkInterface, cPlayer & a_Player,
		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
		int a_CursorX, int a_CursorY, int a_CursorZ,
		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
	) override
	{
		a_BlockType = m_BlockType;
		a_BlockMeta = BlockFaceToMetaData(a_BlockFace);

		if (a_CursorY > 7)
		{
			a_BlockMeta |= 0x8;
		}
		return true;
	}

	inline static NIBBLETYPE BlockFaceToMetaData(eBlockFace a_BlockFace)
	{
		switch (a_BlockFace)
		{
			case BLOCK_FACE_ZP: return 0x1;
			case BLOCK_FACE_ZM: return 0x0;
			case BLOCK_FACE_XP: return 0x3;
			case BLOCK_FACE_XM: return 0x2;
			case BLOCK_FACE_NONE:
			case BLOCK_FACE_YM:
			case BLOCK_FACE_YP:
			{
				ASSERT(!"Unhandled block face!");
				return 0;
			}
		}
		UNREACHABLE("Unsupported block face");
	}

	inline static eBlockFace BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
	{
		switch (a_Meta & 0x3)
		{
			case 0x0: return BLOCK_FACE_ZM;
			case 0x1: return BLOCK_FACE_ZP;
			case 0x2: return BLOCK_FACE_XM;
			case 0x3: return BLOCK_FACE_XP;
			default:
			{
				ASSERT(!"Unhandled block meta!");
				return BLOCK_FACE_NONE;
			}
		}
	}

	virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
	{
		UNUSED(a_Meta);
		switch (m_BlockType)
		{
			case E_BLOCK_TRAPDOOR: return 13;
			case E_BLOCK_IRON_TRAPDOOR: return 6;
			default:
			{
				ASSERT(!"Unhandled blocktype in trapdoor handler!");
				return 0;
			}
		}
	}
};