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reservations: Refactor out insert_or_update_calendar_event function

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This commit is contained in:
Adam Goldsmith 2024-08-19 18:15:29 -04:00
parent 0e486babb7
commit 06fd819acf
1 changed files with 55 additions and 39 deletions
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94
reservations/tasks/sync_google_calendar.py
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@ -63,6 +63,45 @@ def insert_calendar_event(service, resource: Resource, reservation: Reservation)
reservation.save() reservation.save()
def insert_or_update_calendar_event(
service, resource: Resource, reservation: Reservation
):
if not reservation.google_calendar_event_id:
logger.info(
"Event in database has no Google Calendar event ID: inserting | %s",
reservation.google_calendar_event_id,
)
insert_calendar_event(service, resource, reservation)
else:
# this event was in Google Calendar at some point (possibly for a different
# resource/calendar), but did not appear in list(). Try to update it, then
# fall back to insert
logger.info(
"Reservation with event id not in Google Calendar: trying update | %s",
reservation.google_calendar_event_id,
)
try:
event = (
service.events()
.get(
calendarId=resource.google_calendar,
eventId=reservation.google_calendar_event_id,
)
.execute()
)
update_calendar_event(service, resource, event, reservation)
except HttpError as error:
if error.status_code == HTTPStatus.NOT_FOUND:
logger.info(
"Event in database not in Google Calendar: inserting | %s",
reservation.google_calendar_event_id,
)
insert_calendar_event(service, resource, reservation)
else:
raise
def sync_resource_from_google_calendar( def sync_resource_from_google_calendar(
service, resource: Resource, now: datetime service, resource: Resource, now: datetime
) -> set[str]: ) -> set[str]:
@ -129,54 +168,31 @@ def sync_resource_from_google_calendar(
return {event["id"] for event in events} return {event["id"] for event in events}
def sync_reservation_from_database(service, reservation: Reservation):
for resource in reservation.resources.all():
insert_or_update_calendar_event(service, resource, reservation)
def sync_resource_from_database( def sync_resource_from_database(
service, resource: Resource, now: datetime, existing_event_ids: set[str] service, resource: Resource, now: datetime, existing_event_ids: set[str]
): ):
reservations = resource.reservation_set.filter(end__gt=now).select_subclasses() reservations = (
resource.reservation_set.filter(end__gt=now)
# skip events we already pulled from Google Calendar during this sync
.exclude(google_calendar_event_id__in=existing_event_ids)
.select_subclasses()
)
# TODO: this could probably be more efficient? # TODO: this could probably be more efficient?
for reservation in reservations: for reservation in reservations:
if not reservation.google_calendar_event_id: if isinstance(reservation, ExternalReservation):
logger.info( logger.info(
"Event in database has no Google Calendar event ID: inserting | %s", "External event in database did not exist in future of Google Calendar: deleting locally | %s",
reservation.google_calendar_event_id, reservation.google_calendar_event_id,
) )
insert_calendar_event(service, resource, reservation) reservation.delete()
# reservation has an event id, so check if we already handled it earlier else:
elif reservation.google_calendar_event_id not in existing_event_ids: insert_or_update_calendar_event(service, resource, reservation)
if isinstance(reservation, ExternalReservation):
logger.info(
"External event in database did not exist in future of Google Calendar: deleting locally | %s",
reservation.google_calendar_event_id,
)
reservation.delete()
else:
# this event was in Google Calendar at some point (possibly for a different
# resource/calendar), but did not appear in list(). Try to update it, then
# fall back to insert
logger.info(
"Reservation with event id not in Google Calendar: trying update | %s",
reservation.google_calendar_event_id,
)
try:
event = (
service.events()
.get(
calendarId=resource.google_calendar,
eventId=reservation.google_calendar_event_id,
)
.execute()
)
update_calendar_event(service, resource, event, reservation)
except HttpError as error:
if error.status_code == HTTPStatus.NOT_FOUND:
logger.info(
"Event in database not in Google Calendar: inserting | %s",
reservation.google_calendar_event_id,
)
insert_calendar_event(service, resource, reservation)
else:
raise
def sync_resource(service, resource: Resource, now: datetime): def sync_resource(service, resource: Resource, now: datetime):