import numpy as np
from uuid import UUID

class StdPacket:
    size = 16 + 4 + 4 + 768
    def __init__(self, uuid: UUID, x: int, y: int, array: np.ndarray):
        self.uuid = uuid
        self.x = x
        self.y = y
        self.array = array
        
    def to_bytestr(self) -> bytes:
        bytestr = b""
        bytestr += self.uuid.bytes
        bytestr += self.x.to_bytes(length=4, signed = False)
        bytestr += self.y.to_bytes(length=4, signed = False)
        bytestr += self.array.tobytes()
        return bytestr

def from_bytes_std(b: bytes) -> StdPacket:
    uuid = UUID(bytes = b[0:16])
    x = int.from_bytes(b[16:20], signed = False)
    y = int.from_bytes(b[20:24], signed = False)
    array = np.frombuffer(b[24:], np.uint8).reshape(16, 16, 3)

    return StdPacket(uuid, x, y, array)


class InterlacedPacket:
    size = 16 + 4 + 4 + 4 + 768
    def __init__(self, uuid: UUID, x: int, y: int, even: bool, array: np.ndarray):
        self.uuid = uuid
        self.x = x
        self.y = y
        self.even = even
        self.array = array

    def to_bytestr(self) -> bytes:
        bytestr = b""
        bytestr += self.uuid.bytes
        bytestr += self.x.to_bytes(length=4, signed=False)
        bytestr += self.y.to_bytes(length=4, signed=False)
        bytestr += self.even.to_bytes(length=4)
        bytestr += self.array.tobytes()
        return bytestr


def from_bytes_int(b: bytes) -> InterlacedPacket:
    uuid = UUID(bytes=b[0:16])
    x = int.from_bytes(b[16:20], signed=False)
    y = int.from_bytes(b[20:24], signed=False)
    even = bool.from_bytes(b[24:28])
    array = np.frombuffer(b[28:], np.uint8).reshape(16, 16, 3)

    return InterlacedPacket(uuid, x, y, even, array)