Sign Order Workflow

[paulfryer]

Workflow Description

Signing an order finalizes the order and makes it ready for fulfillment.

Workflow Visualization

Note: This diagram is showing Lambda, but the actual workflow should orchestrate over API Gateway.

Workflow Steps

Sequence	Step	Details
1	validate	Validate data like taxes, inventory etc. in the order object, ensuring it is ready to be signed
2	signOrder	This task is to update the order status to signed and updating the date/time of sign.
3	adjustAvailableInventory	Update the inventory for the products in the order
4	saveOrder	Save the order to the database - S3, DynamoDB etc.This step may also include index generation for list and search operations.
5	publishOrderEvents	Publish ordering events like ORDER_PLACED.
6	startFulfillment	Trigger fulfillment workflow

Dependent Events

1. startFulfillment Event
2. publishOrder Event