update broadcast provider message status on success/error

so we can distinguish errorring messages that are currently retrying
from those that sent succesfully.

app/celery/broadcast_message_tasks.py

@@ -9,8 +9,12 @@ from celery.exceptions import MaxRetriesExceededError
 from app import cbc_proxy_client, db, notify_celery
 from app.clients.cbc_proxy import CBCProxyFatalException, CBCProxyRetryableException
 from app.config import QueueNames
-from app.models import BroadcastEventMessageType, BroadcastProvider
-from app.dao.broadcast_message_dao import dao_get_broadcast_event_by_id, create_broadcast_provider_message
+from app.models import BroadcastEventMessageType, BroadcastProvider, BroadcastProviderMessageStatus
+from app.dao.broadcast_message_dao import (
+    dao_get_broadcast_event_by_id,
+    create_broadcast_provider_message,
+    update_broadcast_provider_message_status
+)
 
 from app.utils import format_sequential_number
 
@@ -138,12 +142,20 @@ def send_broadcast_provider_message(self, broadcast_event_id, provider):
         # (because the message has expired)
         check_provider_message_should_retry(broadcast_provider_message)
 
+        # TODO: Decide whether to set to TECHNICAL_FAILURE or ERROR based on response codes from cbc proxy
+        update_broadcast_provider_message_status(
+            broadcast_provider_message,
+            status=BroadcastProviderMessageStatus.TECHNICAL_FAILURE
+        )
+
         self.retry(
             exc=exc,
             countdown=get_retry_delay(self.request.retries),
             queue=QueueNames.BROADCASTS,
         )
 
+    update_broadcast_provider_message_status(broadcast_provider_message, status=BroadcastProviderMessageStatus.ACK)
+
 
 @notify_celery.task(name='trigger-link-test')
 def trigger_link_test(provider):

app/dao/broadcast_message_dao.py

@@ -61,3 +61,8 @@ def create_broadcast_provider_message(broadcast_event, provider):
         db.session.add(provider_message_number)
         db.session.commit()
     return provider_message
+
+
+@transactional
+def update_broadcast_provider_message_status(broadcast_provider_message, status):
+    broadcast_provider_message.status = status