import logging
from django.apps import AppConfig

logger = logging.getLogger(__name__)

# HEIF/HEIC image format support for iOS photo uploads
try:
    import pillow_heif as _pillow_heif
except ImportError:
    _pillow_heif = None  # type: ignore


class CoreConfig(AppConfig):
    default_auto_field = 'django.db.models.BigAutoField'
    name = 'core'

    def ready(self):
        # Register HEIF/HEIC image format support for iOS photo uploads
        if _pillow_heif is not None:
            _pillow_heif.register_heif_opener()
            logger.info("HEIF image format support registered successfully")
        else:
            logger.warning("pillow-heif not installed, HEIC/HEIF images from iOS devices will not be supported")

        logger.info("Core is ready.")