# Copyright (C) 2018-2021 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later

from datetime import date, timedelta

from django.core.mail import send_mail
from django.core.management import BaseCommand
from django.template.loader import render_to_string
from django.utils.translation import activate
from food.models import Food
from member.models import Club


class Command(BaseCommand):
    def add_arguments(self, parser):
        parser.add_argument("--report", "-r", action='store_true', help="Report the list of food to GCKs")
        parser.add_argument("--club", "-c", action='store_true', help="Report the list of food to club")

    def handle(self, *args, **options):
        activate('fr')
        
        foods = Food.objects.filter(end_of_life='').order_by('expiry_date').distinct().all()

        if options["report"]:
            plain_text = render_to_string("scripts/food_report.txt", context=dict(foods=foods))
            html = render_to_string("scripts/food_report.html", context=dict(foods=foods))
            send_mail("[Note Kfet] Liste de la nourriture à la Kfet", plain_text, "Note Kfet 2020 <notekfet2020@crans.org>",
                      recipient_list=["respo-info.bde@lists.crans.org", "gck.bde@lists.crans.org"],
                      html_message=html)

        if options["club"]:
            for club in Club.objects.all():
                if Food.objects.filter(end_of_life='', owner=club).count() > 0:
                    plain_text = render_to_string("scripts/food_report.txt",
                                                  context=dict(foods=foods.filter(owner=club)))
                    html = render_to_string("scripts/food_report.html",
                                            context=dict(foods=foods.filter(owner=club)))
                    send_mail("[Note Kfet] Liste de la nourriture de votre club", plain_text, "Note Kfet 2020 <notekfet2020@crans.org>",
                              recipient_list=[club.email],
                              html_message=html)