3 const BaseRequestScheduler = require('./base-request-scheduler')
4 const constants = require('../initializers/constants')
5 const db = require('../initializers/database')
6 const logger = require('../helpers/logger')
8 module.exports = class RequestVideoQaduScheduler extends BaseRequestScheduler {
12 // We limit the size of the requests
13 this.limitPods = constants.REQUESTS_VIDEO_QADU_LIMIT_PODS
14 this.limitPerPod = constants.REQUESTS_VIDEO_QADU_LIMIT_PER_POD
16 this.description = 'video QADU requests'
20 return db.RequestVideoQadu
23 getRequestToPodModel () {
24 return db.RequestVideoQadu
27 buildRequestObjects (requests) {
28 const requestsToMakeGrouped = {}
30 Object.keys(requests).forEach(toPodId => {
31 requests[toPodId].forEach(data => {
32 const request = data.request
33 const video = data.video
35 const hashKey = toPodId
37 if (!requestsToMakeGrouped[hashKey]) {
38 requestsToMakeGrouped[hashKey] = {
40 endpoint: constants.REQUEST_VIDEO_QADU_ENDPOINT,
41 ids: [], // request ids, to delete them from the DB in the future
42 datas: [], // requests data
47 // Maybe another attribute was filled for this video
48 let videoData = requestsToMakeGrouped[hashKey].videos[video.id]
49 if (!videoData) videoData = {}
51 switch (request.type) {
52 case constants.REQUEST_VIDEO_QADU_TYPES.LIKES:
53 videoData.likes = video.likes
56 case constants.REQUEST_VIDEO_QADU_TYPES.DISLIKES:
57 videoData.dislikes = video.dislikes
60 case constants.REQUEST_VIDEO_QADU_TYPES.VIEWS:
61 videoData.views = video.views
65 logger.error('Unknown request video QADU type %s.', request.type)
69 // Do not forget the remoteId so the remote pod can identify the video
70 videoData.remoteId = video.id
71 requestsToMakeGrouped[hashKey].ids.push(request.id)
73 // Maybe there are multiple quick and dirty update for the same video
74 // We use this hashmap to dedupe them
75 requestsToMakeGrouped[hashKey].videos[video.id] = videoData
79 // Now we deduped similar quick and dirty updates, we can build our requests datas
80 Object.keys(requestsToMakeGrouped).forEach(hashKey => {
81 Object.keys(requestsToMakeGrouped[hashKey].videos).forEach(videoId => {
82 const videoData = requestsToMakeGrouped[hashKey].videos[videoId]
84 requestsToMakeGrouped[hashKey].datas.push({
89 // We don't need it anymore, it was just to build our datas array
90 delete requestsToMakeGrouped[hashKey].videos
93 return requestsToMakeGrouped
96 // { type, videoId, transaction? }
97 createRequest (options, callback) {
98 const type = options.type
99 const videoId = options.videoId
100 const transaction = options.transaction
102 const dbRequestOptions = {}
103 if (transaction) dbRequestOptions.transaction = transaction
105 // Send the update to all our friends
106 db.Pod.listAllIds(options.transaction, function (err, podIds) {
107 if (err) return callback(err)
110 podIds.forEach(podId => {
111 queries.push({ type, videoId, podId })
114 return db.RequestVideoQadu.bulkCreate(queries, dbRequestOptions).asCallback(callback)