periodic warming up function

Author: Resul Avan

.gitignore

@@ -106,10 +106,10 @@ lib
 **/*.tgz
 
 # firebase
-functions/nuxt.config.ts
 public
 firebase-admin-credentials.json
 firebase-messaging-sw.js
+
 package-lock.json
 
 tmp

functions/modules/handlers-module/src/handler-config.ts

@@ -3,6 +3,7 @@ import admin from 'firebase-admin'
 export class HandlerConfig {
 
   private static credentials = ''
+  private static websiteUrl = 'https://nuxt-ts-firebase-auth-ssr.web.app/'
 
   private static readonly defaultInitializer = () => {
     admin.initializeApp({
@@ -21,10 +22,18 @@ export class HandlerConfig {
     console.log('firebase admin is initialized by custom credentials')
   }
 
-  static setCredentials = (credentials: string) => {
+  static setCredentials (credentials: string) {
     HandlerConfig.credentials = credentials
   }
 
+  static setWebSiteUrl (websiteUrl: string) {
+    HandlerConfig.websiteUrl = websiteUrl
+  }
+
+  static getWebsiteUrl () {
+    return HandlerConfig.websiteUrl
+  }
+
   static getAdmin () {
     if (admin.apps.length === 0) {
       this.credentials ? this.credentialsInitializer() : this.defaultInitializer()

functions/modules/handlers-module/src/sitemap-handler.ts

@@ -2,6 +2,7 @@ import { Request, RequestHandler, Response } from 'express'
 import { SitemapStream, streamToPromise } from 'sitemap'
 import { createGzip } from 'zlib'
 import { handleGenericError } from './service/request-handler-service'
+import { HandlerConfig } from './handler-config'
 
 const staticRoutes = [
   '/',
@@ -27,7 +28,7 @@ export const sitemapHandler: RequestHandler = async (req: Request, res: Response
 
   await Promise.resolve()
     .then(() => {
-      const smStream = new SitemapStream({ hostname: 'https://nuxt-ts-firebase-auth-ssr.web.app/' })
+      const smStream = new SitemapStream({ hostname: HandlerConfig.getWebsiteUrl() })
       const pipeline = smStream.pipe(createGzip())
 
       staticRoutes.forEach((route) =>

functions/package.json

@@ -45,6 +45,7 @@
     "rxjs": "^6.6.0",
     "sitemap": "^6.2.0",
     "slug": "^3.3.2",
+    "sync-request": "^6.1.0",
     "types-module": "file:modules/types-module",
     "uuid": "^8.3.0",
     "vee-validate": "^3.3.7",

functions/src/index.ts

@@ -1,3 +1,4 @@
 export { nuxtOnFunction } from './nuxtOnFunction'
 export { apiApp } from './apiApp'
 export { sitemapApp } from './sitemapApp'
+export { warmUpScheduledFunction } from './warmUpScheduledFunction'

functions/src/warmUpScheduledFunction.ts

@@ -0,0 +1,12 @@
+import { pubsub } from "firebase-functions"
+import syncRequest from 'sync-request'
+import { HandlerConfig } from 'handlers-module'
+import { ApiConfig } from 'types-module'
+
+export const warmUpScheduledFunction = pubsub
+  .schedule('0 * * * *')
+  .onRun((context) => {
+    syncRequest('GET', HandlerConfig.getWebsiteUrl())
+    syncRequest('GET', `${HandlerConfig.getWebsiteUrl()}${ApiConfig.healthy}`)
+    syncRequest('GET', `${HandlerConfig.getWebsiteUrl()}/sitemap.xml`)
+  })

src/components/modal/SetEmailPasswordModal.vue

@@ -41,12 +41,7 @@
 <script lang="ts">
 import { Component, Prop, Vue } from 'nuxt-property-decorator'
 import { AuthUser, ProviderType } from 'types-module'
-import {
-  LoginCredentials,
-  NotificationMessage,
-  ProviderConfig,
-  StateNamespace
-} from '../../types'
+import { LoginCredentials, NotificationMessage, ProviderConfig, StateNamespace } from '../../types'
 import SocialLogin from '~/components/form/SocialLogin.vue'
 import SetEmailPasswordForm from '~/components/form/SetEmailPasswordForm.vue'
 import LoginForm from '~/components/form/LoginForm.vue'