68 lines
2.0 KiB
JavaScript
68 lines
2.0 KiB
JavaScript
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const { from, of } = require('rxjs');
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const { switchMap, tap } = require('rxjs/operators');
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const debug = require('debug');
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const { getChallengesForLang } = require('../../../curriculum/getChallenges');
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const { chunkDocument, stripHTML, stripURLs } = require('../../utils');
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const log = debug('fcc:search:data-source:challenges');
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const { LOCALE: lang } = process.env;
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module.exports = function getChallenges() {
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log('sourcing challenges');
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return from(getChallengesForLang(lang)).pipe(
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tap(() => log('parsing curriculum')),
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switchMap(curriculum => {
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const superBlocks = Object.keys(curriculum).filter(
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x => x !== 'certificates'
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);
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return from(superBlocks.map(superBlock => curriculum[superBlock]));
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}),
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switchMap(superBlock => {
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const { blocks } = superBlock;
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return from(Object.keys(blocks).map(block => blocks[block]));
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}),
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switchMap(block => {
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const { meta, challenges } = block;
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const { dashedName: blockDashedName } = meta;
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return of(
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challenges.map(challenge => ({ ...challenge, blockDashedName }))
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);
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}),
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switchMap(challenges => {
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const formattedChallenges = challenges
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.filter(({ isPrivate }) => !isPrivate)
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.reduce((acc, current) => {
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const {
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id,
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title,
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description,
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instructions,
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dashedName,
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superBlock,
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blockDashedName,
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block
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} = current;
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const formattedChallenge = {
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blockName: block,
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id,
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title,
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description: stripURLs(stripHTML(description.concat(instructions))),
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url: `/${superBlock}/${blockDashedName}/${dashedName}`
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};
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return [
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...acc,
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...chunkDocument(
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formattedChallenge,
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['title', 'id', 'blockName', 'url'],
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'description'
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)
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];
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}, []);
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return of(formattedChallenges);
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})
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);
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};
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