refactor: Cleanup (#21)

* refactor(routes): remove unused sitemap route

* style(comments): enforce consistent comment style

* style(exports): enforce consistent export style

* chore: Add jsDoc for contentful service

* chore: Add jsDoc for contentful service \n \n closes #23

* refactor(app): move query parameter comment to right position and mention comment route middleware

* test(npm): add temporary test script

* refactor(middlewares): split up bootstrap middleware - fixes #23759

* refactor(cookies): use constances to give context the maxAge cookie setting

* refactor(variables): use more descriptive names for variables

* space became spaceId when it was just the id not the full space instance
* all (access) token variable name variants became [api-type]Token
* all clients are now called deliveryClient or previewClient
* cpa and cda only remain when they are used as actual API id
* env variables names adjusted

* perf(helpers): only run marked when content is not empty

* refactor(comments): fix typos

* refactor(comments): add hint why error is logged to console in settings

* chore: Add comments to routes and services

* refactor(requires): order and group requires

* fix(settings): add validation for wrong preview token

* chore: Add comments to routes

* chore: fix typo

* chore: console.error -> throw

* chore: move cookie name to a constant

* chore: Fix app.js comment

* typo: removing t

* chore: typos

* chore: removed unnecessary comment line sign

* chore: newline for readabillity

* chore: remove dangling `t`

* chore: remove `t`, add `l`

* chore: typos

* Fleshed out title

* build(npm): remove unused dependencies

* build(npm): upgrade to latest stable contentful sdk

* chore: Addressing David feedbak

* fix(credentials): update to match the new space

* chore: Addressing code review comments

* chore: Addressing code review comments

* chore: res -> response, req-> request

* chore: include exactly what we need

* chore: Address JPs comments

* chore: Address JPs comments

* chore: Address Fredericks comments

* chore: Address Fredericks comments

* fixup! chore: Address Fredericks comments

* fixup! fixup! chore: Address Fredericks comments

* fixup! fixup! fixup! chore: Address Fredericks comments

* fixup! fixup! fixup! fixup! chore: Address Fredericks comments

* fixup! fixup! fixup! fixup! fixup! chore: Address Fredericks comments

* fixup! fixup! fixup! fixup! fixup! fixup! chore: Address Fredericks comments

test/integration/courses.test.js

@@ -1,7 +1,7 @@
-/* global describe, test, expect */
-const app = require('../../app')
 const request = require('supertest')
 
+const app = require('../../app')
+
 describe('courses', () => {
   test('it should render a list of courses', () => {
     return request(app).get('/courses')

test/integration/index.test.js

@@ -1,7 +1,7 @@
-/* global describe, test */
-const app = require('../../app')
 const request = require('supertest')
 
+const app = require('../../app')
+
 describe('Home page', () => {
   test('it should render the landing page', () => {
     return request(app).get('/').expect(200)

test/integration/settings.test.js

@@ -1,12 +1,13 @@
-const app = require('../../app')
-const request = require('supertest')
 const cheerio = require('cheerio')
 const cookie = require('cookie')
 const cookieParser = require('cookie-parser')
+const request = require('supertest')
 
-function getSettingsCookie (res) {
+const app = require('../../app')
+
+function getSettingsCookie (response) {
   try {
-    const cookies = res.headers['set-cookie']
+    const cookies = response.headers['set-cookie']
     const settingsCookie = cookies.find((cookie) => cookie.startsWith('theExampleAppSettings='))
     const parsedCookie = cookie.parse(settingsCookie)
     return cookieParser.JSONCookie(parsedCookie.theExampleAppSettings)
@@ -38,15 +39,15 @@ describe('settings', () => {
         expect(inputCpa.val()).toBe(process.env.CF_PREVIEW_ACCESS_TOKEN)
 
         const inputEditorialFeatures = $('#input-editorial-features')
-        expect(inputEditorialFeatures.prop('checked')).toBeFalsy()
+        expect(inputEditorialFeaturesponse.prop('checked')).toBeFalsy()
       })
   })
 
   test('should have the editorial features enabled when query parameter is set and set cookie for it', () => {
     return request(app).get('/settings?enable_editorial_features')
       .expect(200)
-      .expect((res) => {
-        const cookie = getSettingsCookie(res)
+      .expect((response) => {
+        const cookie = getSettingsCookie(response)
         if (!cookie.editorialFeatures) {
           throw new Error('Did not set cookie value for editorial features')
         }
@@ -67,7 +68,7 @@ describe('settings', () => {
         const $ = cheerio.load(response.text)
 
         const inputEditorialFeatures = $('#input-editorial-features')
-        expect(inputEditorialFeatures.prop('checked')).toBeTruthy()
+        expect(inputEditorialFeaturesponse.prop('checked')).toBeTruthy()
       })
   })
 })