import io

import qrcode

from app.core.config import get_settings


def object_public_url(object_id) -> str:
    return f"{get_settings().public_base_url}/objects/{object_id}"


def box_public_url(box_id) -> str:
    return f"{get_settings().public_base_url}/boxes/{box_id}"


def generate_qr_png(data: str) -> bytes:
    img = qrcode.make(data, box_size=10, border=2)
    buffer = io.BytesIO()
    img.save(buffer, format="PNG")
    return buffer.getvalue()