-import express = require('express')
-import { waterfall } from 'async'
+import * as express from 'express'
-const db = require('../../../initializers/database')
+import { database as db } from '../../../initializers/database'
import {
logger,
- retryTransactionWrapper,
- startSerializableTransaction,
- commitTransaction,
- rollbackTransaction
+ retryTransactionWrapper
} from '../../../helpers'
import {
VIDEO_RATE_TYPES,
// ---------------------------------------------------------------------------
-function rateVideoRetryWrapper (req, res, next) {
+function rateVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
const options = {
arguments: [ req, res ],
errorMessage: 'Cannot update the user video rate.'
}
- retryTransactionWrapper(rateVideo, options, function (err) {
- if (err) return next(err)
-
- return res.type('json').status(204).end()
- })
+ retryTransactionWrapper(rateVideo, options)
+ .then(() => res.type('json').status(204).end())
+ .catch(err => next(err))
}
-function rateVideo (req, res, finalCallback) {
+function rateVideo (req: express.Request, res: express.Response) {
const rateType = req.body.rating
const videoInstance = res.locals.video
const userInstance = res.locals.oauth.token.User
- waterfall([
- startSerializableTransaction,
-
- function findPreviousRate (t, callback) {
- db.UserVideoRate.load(userInstance.id, videoInstance.id, t, function (err, previousRate) {
- return callback(err, t, previousRate)
- })
- },
+ return db.sequelize.transaction(t => {
+ return db.UserVideoRate.load(userInstance.id, videoInstance.id, t)
+ .then(previousRate => {
+ const options = { transaction: t }
- function insertUserRateIntoDB (t, previousRate, callback) {
- const options = { transaction: t }
+ let likesToIncrement = 0
+ let dislikesToIncrement = 0
- let likesToIncrement = 0
- let dislikesToIncrement = 0
+ if (rateType === VIDEO_RATE_TYPES.LIKE) likesToIncrement++
+ else if (rateType === VIDEO_RATE_TYPES.DISLIKE) dislikesToIncrement++
- if (rateType === VIDEO_RATE_TYPES.LIKE) likesToIncrement++
- else if (rateType === VIDEO_RATE_TYPES.DISLIKE) dislikesToIncrement++
+ // There was a previous rate, update it
+ if (previousRate) {
+ // We will remove the previous rate, so we will need to remove it from the video attribute
+ if (previousRate.type === VIDEO_RATE_TYPES.LIKE) likesToIncrement--
+ else if (previousRate.type === VIDEO_RATE_TYPES.DISLIKE) dislikesToIncrement--
- // There was a previous rate, update it
- if (previousRate) {
- // We will remove the previous rate, so we will need to remove it from the video attribute
- if (previousRate.type === VIDEO_RATE_TYPES.LIKE) likesToIncrement--
- else if (previousRate.type === VIDEO_RATE_TYPES.DISLIKE) dislikesToIncrement--
+ previousRate.type = rateType
- previousRate.type = rateType
+ return previousRate.save(options).then(() => ({ t, likesToIncrement, dislikesToIncrement }))
+ } else { // There was not a previous rate, insert a new one
+ const query = {
+ userId: userInstance.id,
+ videoId: videoInstance.id,
+ type: rateType
+ }
- previousRate.save(options).asCallback(function (err) {
- return callback(err, t, likesToIncrement, dislikesToIncrement)
- })
- } else { // There was not a previous rate, insert a new one
- const query = {
- userId: userInstance.id,
- videoId: videoInstance.id,
- type: rateType
+ return db.UserVideoRate.create(query, options).then(() => ({ likesToIncrement, dislikesToIncrement }))
}
-
- db.UserVideoRate.create(query, options).asCallback(function (err) {
- return callback(err, t, likesToIncrement, dislikesToIncrement)
- })
- }
- },
-
- function updateVideoAttributeDB (t, likesToIncrement, dislikesToIncrement, callback) {
- const options = { transaction: t }
- const incrementQuery = {
- likes: likesToIncrement,
- dislikes: dislikesToIncrement
- }
-
- // Even if we do not own the video we increment the attributes
- // It is usefull for the user to have a feedback
- videoInstance.increment(incrementQuery, options).asCallback(function (err) {
- return callback(err, t, likesToIncrement, dislikesToIncrement)
- })
- },
-
- function sendEventsToFriendsIfNeeded (t, likesToIncrement, dislikesToIncrement, callback) {
- // No need for an event type, we own the video
- if (videoInstance.isOwned()) return callback(null, t, likesToIncrement, dislikesToIncrement)
-
- const eventsParams = []
-
- if (likesToIncrement !== 0) {
- eventsParams.push({
- videoId: videoInstance.id,
- type: REQUEST_VIDEO_EVENT_TYPES.LIKES,
- count: likesToIncrement
- })
- }
-
- if (dislikesToIncrement !== 0) {
- eventsParams.push({
- videoId: videoInstance.id,
- type: REQUEST_VIDEO_EVENT_TYPES.DISLIKES,
- count: dislikesToIncrement
- })
- }
-
- addEventsToRemoteVideo(eventsParams, t, function (err) {
- return callback(err, t, likesToIncrement, dislikesToIncrement)
})
- },
-
- function sendQaduToFriendsIfNeeded (t, likesToIncrement, dislikesToIncrement, callback) {
- // We do not own the video, there is no need to send a quick and dirty update to friends
- // Our rate was already sent by the addEvent function
- if (videoInstance.isOwned() === false) return callback(null, t)
-
- const qadusParams = []
-
- if (likesToIncrement !== 0) {
- qadusParams.push({
- videoId: videoInstance.id,
- type: REQUEST_VIDEO_QADU_TYPES.LIKES
- })
- }
-
- if (dislikesToIncrement !== 0) {
- qadusParams.push({
- videoId: videoInstance.id,
- type: REQUEST_VIDEO_QADU_TYPES.DISLIKES
- })
- }
-
- quickAndDirtyUpdatesVideoToFriends(qadusParams, t, function (err) {
- return callback(err, t)
+ .then(({ likesToIncrement, dislikesToIncrement }) => {
+ const options = { transaction: t }
+ const incrementQuery = {
+ likes: likesToIncrement,
+ dislikes: dislikesToIncrement
+ }
+
+ // Even if we do not own the video we increment the attributes
+ // It is usefull for the user to have a feedback
+ return videoInstance.increment(incrementQuery, options).then(() => ({ likesToIncrement, dislikesToIncrement }))
})
- },
+ .then(({ likesToIncrement, dislikesToIncrement }) => {
+ // No need for an event type, we own the video
+ if (videoInstance.isOwned()) return { likesToIncrement, dislikesToIncrement }
+
+ const eventsParams = []
+
+ if (likesToIncrement !== 0) {
+ eventsParams.push({
+ videoId: videoInstance.id,
+ type: REQUEST_VIDEO_EVENT_TYPES.LIKES,
+ count: likesToIncrement
+ })
+ }
+
+ if (dislikesToIncrement !== 0) {
+ eventsParams.push({
+ videoId: videoInstance.id,
+ type: REQUEST_VIDEO_EVENT_TYPES.DISLIKES,
+ count: dislikesToIncrement
+ })
+ }
- commitTransaction
+ return addEventsToRemoteVideo(eventsParams, t).then(() => ({ likesToIncrement, dislikesToIncrement }))
+ })
+ .then(({ likesToIncrement, dislikesToIncrement }) => {
+ // We do not own the video, there is no need to send a quick and dirty update to friends
+ // Our rate was already sent by the addEvent function
+ if (videoInstance.isOwned() === false) return undefined
+
+ const qadusParams = []
+
+ if (likesToIncrement !== 0) {
+ qadusParams.push({
+ videoId: videoInstance.id,
+ type: REQUEST_VIDEO_QADU_TYPES.LIKES
+ })
+ }
- ], function (err, t) {
- if (err) {
- // This is just a debug because we will retry the insert
- logger.debug('Cannot add the user video rate.', { error: err })
- return rollbackTransaction(err, t, finalCallback)
- }
+ if (dislikesToIncrement !== 0) {
+ qadusParams.push({
+ videoId: videoInstance.id,
+ type: REQUEST_VIDEO_QADU_TYPES.DISLIKES
+ })
+ }
- logger.info('User video rate for video %s of user %s updated.', videoInstance.name, userInstance.username)
- return finalCallback(null)
+ return quickAndDirtyUpdatesVideoToFriends(qadusParams, t)
+ })
+ })
+ .then(() => logger.info('User video rate for video %s of user %s updated.', videoInstance.name, userInstance.username))
+ .catch(err => {
+ // This is just a debug because we will retry the insert
+ logger.debug('Cannot add the user video rate.', { error: err })
+ throw err
})
}