diff --git a/apiserver/apiserver/api/management/commands/send_reminders.py b/apiserver/apiserver/api/management/commands/send_reminders.py new file mode 100644 index 0000000..05cb100 --- /dev/null +++ b/apiserver/apiserver/api/management/commands/send_reminders.py @@ -0,0 +1,84 @@ +from django.core.management.base import BaseCommand, CommandError +from django.contrib.auth.models import User +from django.db.models import Max, F, Count, Q, Sum +from django.utils.timezone import now +from django.core.cache import cache +from django.db import transaction +from datetime import datetime, timedelta +import math + +from apiserver import secrets, settings +from apiserver.api import models, utils, utils_email + +import time + +class Command(BaseCommand): + help = 'Send email reminders to instructors that they are teaching a class' + + def send_class_reminders(self): + count = 0 + + now = utils.now_alberta_tz() + current_hour_start = now.replace(minute=0, second=0, microsecond=0) + + in_six_hours = current_hour_start + timedelta(hours=6) + in_seven_hours = current_hour_start + timedelta(hours=7) + + sessions = models.Session.objects.all() + reminder_sessions = sessions.filter( + datetime__gte=in_six_hours, + datetime__lt=in_seven_hours, + ) + + if reminder_sessions.count() == 0: + self.stdout.write('No classes found within timeframe, returning') + return 0 + + self.stdout.write('Found {} reminder sessions between {} and {} mountain time.'.format( + reminder_sessions.count(), + str(in_six_hours), + str(in_seven_hours), + )) + + for session in reminder_sessions: + self.stdout.write('Session {} instructor {}:'.format( + str(session), + session.instructor.username, + )) + + if session.is_cancelled: + self.stdout.write(' Is cancelled, skipping.') + continue + + if session.course.id in [317, 273, 413]: + self.stdout.write(' Is members meeting or cleanup, skipping.') + continue + + if session.course.tags in ['Event', 'Outing']: + self.stdout.write(' Is only outing or event, skipping.') + continue + + self.stdout.write(' Emailing {} {}:'.format(session.instructor.username, session.instructor.email)) + + utils.alert_tanner('Class reminder {} for {} {}'.format( + str(session), + session.instructor.username, + session.instructor.email, + )) + + self.stdout.write(' Sent class reminder email.') + + count += 1 + + return count + + def handle(self, *args, **options): + self.stdout.write('{} - Class reminder emails'.format(str(now()))) + start = time.time() + + count = self.send_class_reminders() + self.stdout.write('Sent {} reminders'.format(count)) + + self.stdout.write('Completed reminders in {} s'.format( + str(time.time() - start)[:4] + ))