Add a separate tracking id handler

package.json

@@ -110,6 +110,7 @@
     "p-queue": "^6.6.2",
     "pino": "^5.14.0",
     "regex-to-strings": "^2.1.0",
+    "short-uid": "^0.1.0",
     "short-uuid": "^4.1.0",
     "ts-node": "^10.9.1",
     "tsconfig-paths": "^3.8.0",

src/api/tracking-id/handler.ts

@@ -0,0 +1,10 @@
+import * as Hapi from '@hapi/hapi'
+import { generateTrackingId } from './service'
+
+export function trackingIDHandler(
+  request: Hapi.Request,
+  h: Hapi.ResponseToolkit
+) {
+  const trackingId = generateTrackingId(request.params.eventType)
+  return h.response(trackingId)
+}

src/api/tracking-id/service.ts

@@ -0,0 +1,8 @@
+import * as ShortUIDGen from 'short-uid'
+
+export function generateTrackingId(eventType: string): string {
+  // using first letter of eventType for prefix
+  // TODO: for divorce, need to think about prefix as Death & Divorce prefix is same 'D'
+  const prefix = eventType.charAt(0)
+  return prefix.concat(new ShortUIDGen().randomUUID()).toUpperCase()
+}

src/index.ts

@@ -51,6 +51,7 @@ import { validatorsHandler } from './form/common/custom-validation-conditionals/
 import { conditionalsHandler } from './form/common/custom-validation-conditionals/conditionals-handler'
 import { COUNTRY_WIDE_CRUDE_DEATH_RATE } from './api/application/application-config-default'
 import { handlebarsHandler } from './form/common/custom-validation-conditionals/handlebars-handler'
+import { trackingIDHandler } from './api/tracking-id/handler'
 
 export interface ITokenPayload {
   sub: string
@@ -469,6 +470,16 @@ export async function createServer() {
     }
   })
 
+  server.route({
+    method: 'GET',
+    path: '/tracking-id/{eventType}',
+    handler: trackingIDHandler,
+    options: {
+      tags: ['api'],
+      description: 'Provides a tracking id'
+    }
+  })
+
   server.ext({
     type: 'onRequest',
     method(request: Hapi.Request & { sentryScope?: any }, h) {

typings/short-uid.d.ts

@@ -0,0 +1 @@
+declare module 'short-uid'

yarn.lock

@@ -9173,6 +9173,11 @@ shellwords@^0.1.1:
   resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.1.tgz#d6b9181c1a48d397324c84871efbcfc73fc0654b"
   integrity sha512-vFwSUfQvqybiICwZY5+DAWIPLKsWO31Q91JSKl3UYv+K5c2QRPzn0qzec6QPu1Qc9eHYItiP3NdJqNVqetYAww==
 
+short-uid@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/short-uid/-/short-uid-0.1.0.tgz#069d94d044fc498afb0ea7bb22c5e634979434c8"
+  integrity sha512-FcrUzrOPh7gZcJ9piR15qs3bTSOyZWzpPFeKYK37A4Mr20wKnwskWFdYRj+mk8AWSO1wsflM+HgyeNTbgBecPg==
+
 short-uuid@^4.1.0:
   version "4.2.2"
   resolved "https://registry.yarnpkg.com/short-uuid/-/short-uuid-4.2.2.tgz#4bb3d926da04a4a5f34420d17b5551fd6d9d535c"