Added the mapping between notification and reply to email to the database and persisted the mapping when the request is received by the end point. the end point also checks if the reply to email id exists and if not returns an error. Also added tests to test the functionality.

app/notifications/process_notifications.py

@@ -16,7 +16,8 @@ from app.config import QueueNames
 from app.models import SMS_TYPE, Notification, KEY_TYPE_TEST, EMAIL_TYPE, NOTIFICATION_CREATED, ScheduledNotification
 from app.dao.notifications_dao import (dao_create_notification,
                                        dao_delete_notifications_and_history_by_id,
-                                       dao_created_scheduled_notification)
+                                       dao_created_scheduled_notification,
+                                       dao_create_notification_email_reply_to_mapping)
 from app.v2.errors import BadRequestError
 from app.utils import get_template_instance, cache_key_for_service_template_counter, convert_bst_to_utc
 
@@ -141,3 +142,7 @@ def persist_scheduled_notification(notification_id, scheduled_for):
     scheduled_notification = ScheduledNotification(notification_id=notification_id,
                                                    scheduled_for=scheduled_datetime)
     dao_created_scheduled_notification(scheduled_notification)
+
+
+def persist_email_reply_to_id_for_notification(notification_id, email_reply_to_id):
+    dao_create_notification_email_reply_to_mapping(notification_id, email_reply_to_id)