Create Balance Subscription
The CRM / Ordering system creates an instance of the Balance Subscription in the OCS.io via the RESTful API. The request body contains the Subscription details, and the Individual Balance to apply. The OCS.io creates the Subscription, then returns Business Transaction containing created Offer Subscription as a payload of the response. Other systems may be notified about the Business Transaction via the Streaming Platform.
Basic Flow
| Step | Actor | Action | Description |
|---|---|---|---|
1. |
CRM / Ordering |
Call createSubscription API |
CRM / Ordering system calls Create Balance Subscription API exposed by OCS.io. |
2. |
OCS.io |
Request Validations |
OCS.io validates Request whether all mandatory attributes are populated, all data types are valid, ENUMs match with definition, etc. Additionally, OCS.io validates Request against Business Logic. This typically includes, that referenced entity exists in the system, entity has proper state, etc. |
3. |
OCS.io |
Perform Business Logic |
OCS.io performs Business Logic implemented for the Use-Case. |
4. |
OCS.io |
Publish Business Transaction |
OCS.io publishes zero to many messages to Streaming Platform that impacted entities have been changed. |
5. |
OCS.io |
Return createSubscription Response |
OCS.io returns Response to the CRM / Ordering System. |
6. |
DWH |
Subscribe for Business Transactions |
DWH subscribes for Business Transactions to be delivered by Streaming Platform. |
7. |
DWH |
Process Business Transactions |
DWH process Business Transactions internally. This typically includes storing of changed entities, update indexes, update metrics, etc. |