index.js 2.1 KB

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  1. /**
  2. * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. /* eslint-env node */
  6. const http = require( 'http' );
  7. const fs = require( 'fs' );
  8. const querystring = require( 'querystring' );
  9. const url = require( 'url' );
  10. const { upperFirst } = require( 'lodash' );
  11. const hostname = '127.0.0.1';
  12. const port = 3000;
  13. const server = http.createServer( function( req, res ) {
  14. res.statusCode = 200;
  15. res.setHeader( 'Content-Type', 'application/json' );
  16. const { search } = querystring.parse( url.parse( req.url ).query.toLowerCase() );
  17. readEntries( getTimeout() )
  18. .then( entries => entries
  19. .map( ( { picture, name, login } ) => ( {
  20. id: `@${ login.username }`,
  21. username: login.username,
  22. fullName: `${ upperFirst( name.first ) } ${ upperFirst( name.last ) }`,
  23. thumbnail: picture.thumbnail
  24. } ) )
  25. .sort( ( a, b ) => a.username.localeCompare( b.username ) )
  26. .filter( entry => entry.fullName.toLowerCase().includes( search ) || entry.username.toLowerCase().includes( search ) )
  27. .slice( 0, 10 )
  28. )
  29. .then( entries => {
  30. res.setHeader( 'Access-Control-Allow-Origin', '*' );
  31. res.setHeader( 'Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept' );
  32. res.end( JSON.stringify( entries ) + '\n' );
  33. } );
  34. } );
  35. server.listen( port, hostname, () => {
  36. console.log( `server running at http://${ hostname }:${ port }/` );
  37. } );
  38. function readEntries( timeOut ) {
  39. return new Promise( ( resolve, reject ) => {
  40. fs.readFile( './data/db.json', ( err, data ) => {
  41. if ( err ) {
  42. reject( err );
  43. }
  44. const entries = JSON.parse( data );
  45. setTimeout( () => {
  46. resolve( entries );
  47. }, timeOut );
  48. } );
  49. } );
  50. }
  51. function getTimeout() {
  52. const type = parseInt( Math.random() * 10 );
  53. // 80% of requests completes in 100-300ms range (10ms resolution).
  54. if ( type < 8 ) {
  55. return parseInt( 10 + Math.random() * 20 ) * 10;
  56. }
  57. // 20% of requests completes in 600-1000ms range (10ms resolution).
  58. return parseInt( 60 + Math.random() * 40 ) * 10;
  59. }