BatchCreatedEvent

EventType: BATCH_CREATEDDomain: production Broker subject: progress.notification.production

Creates a new Batch document for a job phase, initialising it with the job, work order, product, and phase keys. The new batch key is stored in the parent event's info for downstream reference.

Trigger

Triggered by: POST /event (universal event dispatcher)

Spawned as a child event by JobStartedEvent (initial batch) and by BatchCompletedEvent (continuation batch) in backend/api/events/production/.

Preconditions

• Job exists with key info.job_key
• Phase exists with key info.phase_key
• Work order exists with key info.work_order_key

State Changes (Transaction)

Collections: Inherited from BaseProductionEvent.get_tx_collections()

• Batch inserted with job_key, phase_key, work_order_key, product_key, and optional serial links

Side Effects (post_processing)

Inherits post_processing() from BaseProductionEvent:

• Updates job.last_online
• Recalculates work order status
• Publishes to progress.notification.production

InfoModel Fields

Field	Type	Description
job_key	str	ArangoDB key of the owning job
phase_key	str	ArangoDB key of the production phase
work_order_key	str	ArangoDB key of the work order
product_key	str	ArangoDB key of the product being produced
new_batch_serials	list[str] | None	Serial keys to pre-associate with the new batch

Related Events

None.

Source

BatchCreatedEvent on GitHub