messages_columns_possible_values.py

# Reservation grant
# Used to keep track of the status of a given message
reservation_grant = [
    "unprocessed",
    "reserved-{timestamp}-{process_id}-{thread_id}",  # used by a worker to acquire messages for itself
    "processed",
]

# Batch ids
# can be used for creating a digest of the same notification type recorded over a time interval
# can be used for creating a digest of a class of similar notifications (i.e approval workflor updates) recorded over a time interval
# can be used for creating a user or scope specific digest
# can be used for creating an object specific digest
# can be used for delaying notifications. i.e, don't send this message until exactly 24 hours from now
batch_id = [
    "{notification_constant}-{timestamp_with_hour_precision}",
    "{notification_constant}-{scope_uid}-{timestamp_with_day_precision}",
    "{notification_constant_prefix}-{object_uid}-{user_id}--{timestamp_with_week_precision}",
]

# Notification constant
constant = "notification.approval.workflow.user_add"