Custom Calculator Service

Information on creating a custom calculator service

Overview

This calculator service integrates with the core platform's billing service & generates a demand. A bill can be fetched based on the demand and presented to the user. This page provides details about creating a custom calculator service.

Steps

Code for the custom calculator service is here. A separate API spec is written for the calculator service.

A calculator service typically has three APIs:

1. _calculate - This API returns the calculation for a given service application.

2. getbill or createbill - Creates and returns the bill associated with a particular application.

3. _search - to search for calculations.

The birth registration service calls the _calculate API to generate a demand for birth registration charges.