# This file is part of photo21
# Copyright (C) 2022  Amicale des élèves de l'ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later

import hashlib

from django.core.management.base import BaseCommand, CommandError
from photologue.models import Gallery, Photo


class Command(BaseCommand):
    help = "List all alone photo, photo that have any galleries"

    def add_arguments(self, parser):
        parser.add_argument(
            "-a",
            "--all",
            action="store_true",
            help="Try to find alone photos",
        )
        parser.add_argument(
            "-c",
            "--count",
            action="store_true",
            help="Count the numerber of alone photos",
        )
        parser.add_argument("-d", "--delete", action="store_true")

    def handle(self, *args, **options):
        # Collect all required Photos and do filtering stuff
        photos = Photo.objects.all()
        photos = photos.filter(galleries=None)

        # printing

        count = photos.count()

        self.stdout.write(f"There is {count} photo alone without a galerie")

        if options["count"]:
            return  # End process

        i = 1  # counter
        for photo in photos:
            self.stdout.write(
                "Photo is alone without a galerie : {}".format(photo.slug)
            )
            # Delete them if --delete
            if options["delete"]:
                self.stdout.write("  Deleting alone photo {} :".format(photo.slug))
                photo.delete()

                if i % 10 == 0:
                    i = 1