Update Subscription Balances
The CRM / Ordering system updates multiple Balances on Offer Subscription in the OCS.io via the RESTful API for those Offers having Balance service. The request body contains updated Offer Subscription identification, and list of Balance’s figures which will be applied. The OCS.io updates each instance of the Balance on Offer Subscription, then returns Business Transaction containing list of updated Balances on 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 updateSubscription API |
CRM / Ordering system calls Update Subscription’s Balances 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 updateSubscription 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. |