from PIL.Image import open as PILopen
from io import BytesIO

import time

class Image:
    @classmethod
    def open(cls, *args, **kwargs):
        img = PILopen(*args, **kwargs)
        return cls(img)

    def __init__(self, img):
        self._img = img

    def prepare_sending(self):
        buffer = BytesIO()

        self.save(buffer, "JPEG")

        headers = {
            'X-Timestamp': time.time(),
            'Content-Length': len(buffer.getvalue()),
            'Content-Type': "image/jpeg"
        }

        return buffer.getvalue(), headers

    def __getattr__(self, key):
        if key == '_img':
            raise AttributeError()

        return getattr(self._img, key)