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77 lines
2 KiB
JavaScript
77 lines
2 KiB
JavaScript
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// TODO: This file was created by bulk-decaffeinate.
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// Sanity-check the conversion and remove this comment.
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/*
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* decaffeinate suggestions:
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* DS102: Remove unnecessary code created because of implicit returns
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* DS207: Consider shorter variations of null checks
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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let LearnedWordsManager
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const db = require('./DB')
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const mongoCache = require('./MongoCache')
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const logger = require('logger-sharelatex')
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const metrics = require('metrics-sharelatex')
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module.exports = LearnedWordsManager = {
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learnWord(userToken, word, callback) {
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if (callback == null) {
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callback = () => {}
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}
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mongoCache.del(userToken)
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return db.spellingPreferences.update(
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{
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token: userToken
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},
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{
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$push: { learnedWords: word }
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},
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{
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upsert: true
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},
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callback
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)
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},
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getLearnedWords(userToken, callback) {
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if (callback == null) {
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callback = () => {}
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}
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const mongoCachedWords = mongoCache.get(userToken)
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if (mongoCachedWords != null) {
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metrics.inc('mongoCache', 0.1, { status: 'hit' })
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return callback(null, mongoCachedWords)
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}
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metrics.inc('mongoCache', 0.1, { status: 'miss' })
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logger.info({ userToken }, 'mongoCache miss')
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return db.spellingPreferences.findOne({ token: userToken }, function(
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error,
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preferences
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) {
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if (error != null) {
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return callback(error)
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}
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const words =
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(preferences != null ? preferences.learnedWords : undefined) || []
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mongoCache.set(userToken, words)
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return callback(null, words)
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})
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},
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deleteUsersLearnedWords(userToken, callback) {
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if (callback == null) {
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callback = () => {}
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}
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return db.spellingPreferences.remove({ token: userToken }, callback)
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}
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}
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;['learnWord', 'getLearnedWords'].map(method =>
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metrics.timeAsyncMethod(
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LearnedWordsManager,
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method,
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'mongo.LearnedWordsManager',
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logger
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)
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)
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