417 lines
10 KiB
JavaScript
417 lines
10 KiB
JavaScript
/**
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*
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* Any ref to fixCompletedChallengesItem should be removed post
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* a db migration to fix all completedChallenges
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*
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*/
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import _ from 'lodash';
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import debug from 'debug';
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import accepts from 'accepts';
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import dedent from 'dedent';
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import { ifNoUserSend } from '../utils/middleware';
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import { getChallengeById, cachedMap } from '../utils/map';
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import { dasherize } from '../utils';
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import pathMigrations from '../resources/pathMigration.json';
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import { fixCompletedChallengeItem } from '../../common/utils';
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const log = debug('fcc:boot:challenges');
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const learnURL = 'https://learn.freecodecamp.org';
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const jsProjects = [
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'aaa48de84e1ecc7c742e1124',
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'a7f4d8f2483413a6ce226cac',
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'56533eb9ac21ba0edf2244e2',
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'aff0395860f5d3034dc0bfc9',
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'aa2e6f85cab2ab736c9a9b24'
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];
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function buildUserUpdate(
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user,
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challengeId,
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_completedChallenge,
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timezone
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) {
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const { files } = _completedChallenge;
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let completedChallenge = {};
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if (jsProjects.includes(challengeId)) {
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completedChallenge = {
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..._completedChallenge,
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files: Object.keys(files)
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.map(key => files[key])
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.map(file => _.pick(
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file,
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[
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'contents',
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'key',
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'index',
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'name',
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'path',
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'ext'
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]
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))
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};
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} else {
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completedChallenge = _.omit(_completedChallenge, ['files']);
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}
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let finalChallenge;
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const updateData = {};
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const { timezone: userTimezone, completedChallenges = [] } = user;
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const oldChallenge = _.find(
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completedChallenges,
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({ id }) => challengeId === id
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);
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const alreadyCompleted = !!oldChallenge;
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if (alreadyCompleted) {
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finalChallenge = {
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...completedChallenge,
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completedDate: oldChallenge.completedDate
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};
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} else {
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updateData.$push = {
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...updateData.$push,
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progressTimestamps: Date.now()
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};
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finalChallenge = {
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...completedChallenge
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};
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}
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updateData.$set = {
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completedChallenges: _.uniqBy(
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[finalChallenge, ...completedChallenges.map(fixCompletedChallengeItem)],
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'id'
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)
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};
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if (
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timezone &&
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timezone !== 'UTC' &&
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(!userTimezone || userTimezone === 'UTC')
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) {
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updateData.$set = {
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...updateData.$set,
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timezone: userTimezone
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};
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}
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log('user update data', updateData);
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return {
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alreadyCompleted,
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updateData,
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completedDate: finalChallenge.completedDate
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};
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}
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export default function(app) {
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const send200toNonUser = ifNoUserSend(true);
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const api = app.loopback.Router();
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const router = app.loopback.Router();
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const map = cachedMap(app.models);
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api.post(
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'/modern-challenge-completed',
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send200toNonUser,
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modernChallengeCompleted
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);
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// deprecate endpoint
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// remove once new endpoint is live
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api.post(
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'/completed-challenge',
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send200toNonUser,
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completedChallenge
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);
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api.post(
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'/challenge-completed',
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send200toNonUser,
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completedChallenge
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);
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// deprecate endpoint
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// remove once new endpoint is live
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api.post(
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'/completed-zipline-or-basejump',
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send200toNonUser,
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projectCompleted
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);
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api.post(
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'/project-completed',
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send200toNonUser,
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projectCompleted
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);
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api.post(
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'/backend-challenge-completed',
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send200toNonUser,
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backendChallengeCompleted
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);
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router.get(
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'/challenges/current-challenge',
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redirectToCurrentChallenge
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);
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router.get('/challenges', redirectToLearn);
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router.get('/challenges/*', redirectToLearn);
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router.get('/map', redirectToLearn);
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app.use(api);
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app.use('/external', api);
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app.use('/internal', api);
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app.use(router);
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function modernChallengeCompleted(req, res, next) {
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const type = accepts(req).type('html', 'json', 'text');
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req.checkBody('id', 'id must be an ObjectId').isMongoId();
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const errors = req.validationErrors(true);
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if (errors) {
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if (type === 'json') {
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return res.status(403).send({ errors });
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}
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log('errors', errors);
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return res.sendStatus(403);
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}
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const user = req.user;
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return user.getCompletedChallenges$()
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.flatMap(() => {
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const completedDate = Date.now();
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const {
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id,
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files
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} = req.body;
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const {
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alreadyCompleted,
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updateData
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} = buildUserUpdate(
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user,
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id,
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{ id, files, completedDate }
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);
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const points = alreadyCompleted ? user.points : user.points + 1;
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return user.update$(updateData)
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.doOnNext(() => user.manualReload())
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.doOnNext(({ count }) => log('%s documents updated', count))
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.map(() => {
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if (type === 'json') {
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return res.json({
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points,
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alreadyCompleted,
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completedDate
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});
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}
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return res.sendStatus(200);
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});
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})
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.subscribe(() => {}, next);
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}
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function completedChallenge(req, res, next) {
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req.checkBody('id', 'id must be an ObjectId').isMongoId();
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const type = accepts(req).type('html', 'json', 'text');
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const errors = req.validationErrors(true);
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if (errors) {
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if (type === 'json') {
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return res.status(403).send({ errors });
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}
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log('errors', errors);
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return res.sendStatus(403);
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}
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return req.user.getCompletedChallenges$()
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.flatMap(() => {
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const completedDate = Date.now();
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const { id, solution, timezone, files } = req.body;
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const {
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alreadyCompleted,
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updateData
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} = buildUserUpdate(
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req.user,
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id,
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{ id, solution, completedDate, files },
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timezone
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);
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const user = req.user;
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const points = alreadyCompleted ? user.points : user.points + 1;
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return user.update$(updateData)
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.doOnNext(({ count }) => log('%s documents updated', count))
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.map(() => {
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if (type === 'json') {
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return res.json({
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points,
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alreadyCompleted,
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completedDate
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});
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}
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return res.sendStatus(200);
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});
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})
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.subscribe(() => {}, next);
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}
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function projectCompleted(req, res, next) {
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const type = accepts(req).type('html', 'json', 'text');
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req.checkBody('id', 'id must be an ObjectId').isMongoId();
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req.checkBody('challengeType', 'must be a number').isNumber();
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req.checkBody('solution', 'solution must be a URL').isURL();
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const errors = req.validationErrors(true);
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if (errors) {
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if (type === 'json') {
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return res.status(403).send({ errors });
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}
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log('errors', errors);
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return res.sendStatus(403);
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}
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const { user, body = {} } = req;
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const completedChallenge = _.pick(
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body,
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[ 'id', 'solution', 'githubLink', 'challengeType', 'files' ]
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);
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completedChallenge.completedDate = Date.now();
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if (
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!completedChallenge.solution ||
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// only basejumps require github links
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(
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completedChallenge.challengeType === 4 &&
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!completedChallenge.githubLink
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)
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) {
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req.flash(
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'danger',
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'You haven\'t supplied the necessary URLs for us to inspect your work.'
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);
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return res.sendStatus(403);
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}
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return user.getCompletedChallenges$()
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.flatMap(() => {
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const {
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alreadyCompleted,
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updateData
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} = buildUserUpdate(user, completedChallenge.id, completedChallenge);
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return user.update$(updateData)
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.doOnNext(() => user.manualReload())
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.doOnNext(({ count }) => log('%s documents updated', count))
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.doOnNext(() => {
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if (type === 'json') {
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return res.send({
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alreadyCompleted,
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points: alreadyCompleted ? user.points : user.points + 1,
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completedDate: completedChallenge.completedDate
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});
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}
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return res.status(200).send(true);
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});
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})
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.subscribe(() => {}, next);
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}
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function backendChallengeCompleted(req, res, next) {
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const type = accepts(req).type('html', 'json', 'text');
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req.checkBody('id', 'id must be an ObjectId').isMongoId();
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req.checkBody('solution', 'solution must be a URL').isURL();
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const errors = req.validationErrors(true);
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if (errors) {
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if (type === 'json') {
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return res.status(403).send({ errors });
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}
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log('errors', errors);
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return res.sendStatus(403);
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}
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const { user, body = {} } = req;
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const completedChallenge = _.pick(
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body,
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[ 'id', 'solution' ]
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);
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completedChallenge.completedDate = Date.now();
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return user.getCompletedChallenges$()
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.flatMap(() => {
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const {
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alreadyCompleted,
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updateData
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} = buildUserUpdate(user, completedChallenge.id, completedChallenge);
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return user.update$(updateData)
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.doOnNext(({ count }) => log('%s documents updated', count))
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.doOnNext(() => {
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if (type === 'json') {
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return res.send({
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alreadyCompleted,
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points: alreadyCompleted ? user.points : user.points + 1,
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completedDate: completedChallenge.completedDate
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});
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}
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return res.status(200).send(true);
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});
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})
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.subscribe(() => {}, next);
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}
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function redirectToCurrentChallenge(req, res, next) {
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const { user } = req;
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const challengeId = user && user.currentChallengeId;
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return getChallengeById(map, challengeId)
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.map(challenge => {
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const { block, dashedName, superBlock } = challenge;
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if (!dashedName || !block) {
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// this should normally not be hit if database is properly seeded
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throw new Error(dedent`
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Attempted to find '${dashedName}'
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from '${ challengeId || 'no challenge id found'}'
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but came up empty.
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db may not be properly seeded.
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`);
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}
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return `${learnURL}/${dasherize(superBlock)}/${block}/${dashedName}`;
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})
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.subscribe(
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redirect => res.redirect(redirect || learnURL),
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next
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);
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}
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function redirectToLearn(req, res) {
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const maybeChallenge = _.last(req.path.split('/'));
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if (maybeChallenge in pathMigrations) {
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const redirectPath = pathMigrations[maybeChallenge];
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return res.status(302).redirect(`${learnURL}${redirectPath}`);
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}
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return res.status(302).redirect(learnURL);
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}
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}
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