Demo: designing the Shop ↔ FulfillCo event contract
On This Lesson 3 topics
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In this lesson
produce a reviewed contract for order handoff and dispatch.
Draft outline details
Step by step
- Run a short workshop: who needs to know when an order is ready and when it ships.
- Draft OrderReadyForFulfillment as a domain event with minimal personal data.
- Draft ShipmentDispatched with carrier, tracking code, and package list.
- Planned mistake: put FulfillCo's internal warehouse row IDs in the event; fix by using business identifiers and a mapping.
- Add both to the catalog with owners and replay rules; run a mock consumer review.
Prepares SRB-002-LAB1.
Practice
Apply this lesson with the module's lab, exercises and quiz.
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