from .base import Packet

class Packet51MapChunk(Packet, packet_id=51):
    __slots__ = ('x', 'y', 'z', 'xs', 'ys', 'zs', 'size', 'data')
    FIELDS = [
        ('x', 'int'),
        ('y', 'short'),
        ('z', 'int'),
        ('xs', 'ubyte'),
        ('ys', 'ubyte'),
        ('zs', 'ubyte'),
        ('size', 'int'),
        ('data', ('bytes', 'size')),
    ]

    def post_creation(self):
        self.xs += 1
        self.ys += 1
        self.zs += 1