#include "stdafx.h"
#include <iostream>
#include "InputOutputStream.h"
#include "net.minecraft.world.entity.h"
#include "PacketListener.h"
#include "TeleportEntityPacket.h"



TeleportEntityPacket::TeleportEntityPacket()
{
	id = -1;
	x = 0;
	y = 0;
	z = 0;
	yRot = 0;
	xRot = 0;
}

TeleportEntityPacket::TeleportEntityPacket(shared_ptr<Entity> e) 
{
	id = e->entityId;
	x = Mth::floor(e->x * 32);
	y = Mth::floor(e->y * 32);
	z = Mth::floor(e->z * 32);
	yRot = (byte) (e->yRot * 256 / 360);
	xRot = (byte) (e->xRot * 256 / 360);
}

TeleportEntityPacket::TeleportEntityPacket(int id, int x, int y, int z, byte yRot, byte xRot)
{
	this->id = id;
	this->x = x;
	this->y = y;
	this->z = z;
	this->yRot = yRot;
	this->xRot = xRot;
}

void TeleportEntityPacket::read(DataInputStream *dis) //throws IOException
{
	id = dis->readShort();
#ifdef _LARGE_WORLDS
	x = dis->readInt();
	y = dis->readInt();
	z = dis->readInt();
#else
	x = dis->readShort();
	y = dis->readShort();
	z = dis->readShort();
#endif
	yRot = (byte) dis->read();
	xRot = (byte) dis->read();
}

void TeleportEntityPacket::write(DataOutputStream *dos) //throws IOException 
{
	dos->writeShort(id);
#ifdef _LARGE_WORLDS
	dos->writeInt(x);
	dos->writeInt(y);
	dos->writeInt(z);
#else
	dos->writeShort(x);
	dos->writeShort(y);
	dos->writeShort(z);
#endif
	dos->write(yRot);
	dos->write(xRot);
}

void TeleportEntityPacket::handle(PacketListener *listener) 
{
	listener->handleTeleportEntity(shared_from_this());
}

int TeleportEntityPacket::getEstimatedSize() 
{
	return 2 + 2 + 2 + 2 + 1 + 1;
}

bool TeleportEntityPacket::canBeInvalidated()
{
	return true;
}

bool TeleportEntityPacket::isInvalidatedBy(shared_ptr<Packet> packet)
{
	shared_ptr<TeleportEntityPacket> target = dynamic_pointer_cast<TeleportEntityPacket>(packet);
	return target->id == id;
}