#    Society Self-Service
#    Copyright © 2018-2019  Yingtong Li (RunasSudo)
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <https://www.gnu.org/licenses/>.

from django.core.management.base import BaseCommand

import ssmembership.models
import sspromotions.models

class Command(BaseCommand):
	help = 'Manually subscribe members'
	
	def add_arguments(self, parser):
		parser.add_argument('group')
		parser.add_argument('emailfile')
	
	def handle(self, *args, **options):
		group = sspromotions.models.Group.objects.get(name=args['group'])
		
		with open(args['emailfile'], 'r') as f:
			emails = set(f)
		
		for email in emails:
			email = email.strip()
			try:
				member = ssmembership.models.Member.objects.get(email=email)
			except ssmembership.models.Member.DoesNotExist:
				self.stdout.write('No such email: ' + email)
				continue
			
			if group.contains_member(member):
				self.stdout.write('Member already subscribed: ' + email)
			else:
				self.stdout.write('Subscribing new member: ' + email)
				group.subscribe_member(member, True)