feat(extensions): Adds cost center extension.

Author: ryasmi

src/extensions/extendWithCostCenter.ts

@@ -0,0 +1,10 @@
+import { baseUrl } from '../statementConstants/extensions';
+
+export function extendWithCostCenter(costCenterId?: string) {
+  if (costCenterId === undefined) {
+    return {};
+  }
+  return {
+    [`${baseUrl}/cost-center-id`]: costCenterId,
+  };
+}

src/statementConstants/extensions.ts

@@ -1,4 +1,4 @@
-const baseUrl = 'http://learninglocker.net/xapi/extensions';
+export const baseUrl = 'http://learninglocker.net/xapi/extensions';
 
 export const dueDateExtension = `${baseUrl}/due-date`;
 export const booleanResponseExtension = `${baseUrl}/boolean-response`;