6384eac890
- Notification model with idempotency_key dedup (unique per event+object+recipient) - NotificationDelivery audit model (pending/sent/failed/delivered per channel) - notify() service: creates notification idempotently, enqueues per-channel tasks - deliver_notification_task Celery task: sends email via send_mail, marks in-app as sent without email; marks FAILED with error_detail on exception (autoretry x3) - Event trigger helpers: notify_course_assigned, notify_attempt_limit_reached, notify_certificate_issued, notify_certificate_expiring (daily-reminder safe) - send_course_due_reminders_task: periodic Celery Beat stub for due-date alerts - REST API: list notifications (with ?unread=true filter), mark-read, mark-all-read - Admin registrations with inline delivery audit view - Initial migration (Notification + NotificationDelivery tables) - Pytest test suite: idempotency, delivery dispatch, view auth/filtering Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
62 lines
2.1 KiB
Python
62 lines
2.1 KiB
Python
from django.utils.timezone import now
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from rest_framework import status
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from rest_framework.permissions import IsAuthenticated
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from rest_framework.response import Response
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from rest_framework.views import APIView
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from .models import Notification
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class NotificationListView(APIView):
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"""List the authenticated user's notifications, newest first."""
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permission_classes = [IsAuthenticated]
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def get(self, request):
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qs = Notification.objects.filter(recipient=request.user)
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unread_only = request.query_params.get("unread") == "true"
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if unread_only:
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qs = qs.filter(read_at__isnull=True)
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data = [
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{
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"id": str(n.id),
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"event_type": n.event_type,
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"title": n.title,
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"body": n.body,
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"object_type": n.object_type,
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"object_id": n.object_id,
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"is_read": n.is_read,
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"created_at": n.created_at.isoformat(),
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"read_at": n.read_at.isoformat() if n.read_at else None,
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}
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for n in qs[:100] # cap at 100 per page; pagination is a future concern
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]
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return Response(data)
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class NotificationMarkReadView(APIView):
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"""Mark a notification as read."""
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permission_classes = [IsAuthenticated]
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def post(self, request, notification_id):
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try:
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n = Notification.objects.get(pk=notification_id, recipient=request.user)
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except Notification.DoesNotExist:
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return Response({"detail": "Not found."}, status=status.HTTP_404_NOT_FOUND)
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if n.read_at is None:
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n.read_at = now()
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n.save(update_fields=["read_at"])
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return Response({"id": str(n.id), "is_read": True})
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class NotificationMarkAllReadView(APIView):
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"""Mark all of the authenticated user's unread notifications as read."""
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permission_classes = [IsAuthenticated]
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def post(self, request):
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ts = now()
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count = Notification.objects.filter(
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recipient=request.user, read_at__isnull=True
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).update(read_at=ts)
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return Response({"marked_read": count})
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