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added notification for top leaderboard junior, added related celery task, created method to send notification to multiple users

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abutalib-kiwi
2023-08-25 12:26:38 +05:30
parent 2e0ceb8c92
commit 464899f7d3
6 changed files with 91 additions and 13 deletions
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31
base/tasks.py
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@ -9,12 +9,16 @@ from templated_email import send_templated_mail
# django imports
from django.conf import settings
from django.db.models import F, Window
from django.db.models.functions.window import Rank
# local imports
from base.constants import PENDING, IN_PROGRESS, JUNIOR
from guardian.models import JuniorTask
from notifications.constants import PENDING_TASK_EXPIRING, IN_PROGRESS_TASK_EXPIRING
from notifications.utils import send_notification
from junior.models import JuniorPoints
from notifications.constants import PENDING_TASK_EXPIRING, IN_PROGRESS_TASK_EXPIRING, NOTIFICATION_DICT, TOP_JUNIOR
from notifications.models import Notification
from notifications.utils import send_notification, get_from_user_details, send_notification_multiple_user
@shared_task
@ -56,3 +60,26 @@ def notify_task_expiry():
send_notification(IN_PROGRESS_TASK_EXPIRING, task.junior.auth.id, JUNIOR, task.guardian.user.id,
{'task_id': task.id})
return True
@shared_task()
def notify_top_junior():
"""
task to send notification for top leaderboard junior to all junior's
:return:
"""
junior_points_qs = JuniorPoints.objects.prefetch_related('junior', 'junior__auth').annotate(rank=Window(
expression=Rank(),
order_by=[F('total_points').desc(), 'junior__created_at']
)).order_by('-total_points', 'junior__created_at')
prev_top_position = junior_points_qs.filter(position=1).first()
new_top_position = junior_points_qs.filter(rank=1).first()
if prev_top_position != new_top_position:
to_user_list = [junior_point.junior.auth for junior_point in junior_points_qs]
send_notification_multiple_user(TOP_JUNIOR, new_top_position.junior.auth.id, JUNIOR,
to_user_list, {'points': new_top_position.total_points})
for junior_point in junior_points_qs:
junior_point.position = junior_point.rank
junior_point.save()
return True