CountSessionStartedEvent

EventType: COUNT_SESSION_STARTEDDomain: inventory Broker subject: progress.notification.inventory

Creates a new InventoryCountSession document with status: STARTED, initialising the session for count record collection.

Trigger

Triggered by: POST /event (universal event dispatcher)

Dispatched via POST /event in backend/api/endpoints/traceability.py with event_type: COUNT_SESSION_STARTED.

Preconditions

• count_session_key provided or generated

State Changes (Transaction)

Collections: InventoryCountSession

• InventoryCountSession inserted: status → STARTED, start timestamp

Side Effects (post_processing)

Inherits post_processing() from BaseInventoryEvent:

• Publishes to progress.notification.inventory

InfoModel Fields

Field	Type	Description
count_session_key	str	ArangoDB key for the new count session

Related Events

None.

Source

CountSessionStartedEvent on GitHub