chore: Remove unused files

api-server/server/boot/sitemap.js

@@ -1,61 +0,0 @@
-import moment from 'moment';
-import { Scheduler, Observable } from 'rx';
-import { timeCache, observeQuery } from '../utils/rx';
-import { dasherize } from '../utils';
-
-const cacheTimeout = [ 24, 'hours' ];
-const appUrl = 'https://www.freecodecamp.org';
-
-// getCachedObservable(
-//   app: ExpressApp,
-//   modelName: String,
-//   nameProp: String,
-//   blockProp: String,
-//   map: (nameProp: String) => String
-// ) => Observable[models]
-function getCachedObservable(app, modelName, nameProp, blockProp, map) {
-  return observeQuery(
-    app.models[modelName],
-    'find',
-    { fields: { [nameProp]: true, [blockProp]: true } }
-  )
-    .flatMap(models => {
-      return Observable.from(models, null, null, Scheduler.default);
-    })
-    .filter(model => !!model[nameProp] && !!model[blockProp])
-    .map(map ? map : (x) => x)
-    .toArray()
-    ::timeCache(cacheTimeout[0], cacheTimeout[1]);
-}
-
-export default function sitemapRouter(app) {
-  const router = app.loopback.Router();
-  const challengeProps = ['dashedName', 'block'];
-  const challenges$ = getCachedObservable(app, 'Challenge', ...challengeProps);
-  const stories$ = getCachedObservable(app, 'Story', 'storyLink', dasherize);
-  function sitemap(req, res, next) {
-    const now = moment(new Date()).format('YYYY-MM-DD');
-    return Observable.combineLatest(
-      challenges$,
-      stories$,
-      (
-        challenges,
-        stories,
-      ) => ({ challenges, stories })
-    )
-      .subscribe(
-        ({ challenges, stories }) => {
-          res.header('Content-Type', 'application/xml');
-          res.render('resources/sitemap', {
-            appUrl,
-            now,
-            challenges,
-            stories
-          });
-        },
-        next
-      );
-  }
-  router.get('/sitemap.xml', sitemap);
-  app.use(router);
-}