1 import * as express from 'express'
2 import { UserVideoRateUpdate } from '../../../../shared'
3 import { logger } from '../../../helpers/logger'
4 import { sequelizeTypescript, VIDEO_RATE_TYPES } from '../../../initializers'
5 import { sendVideoRateChange } from '../../../lib/activitypub'
6 import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoRateValidator } from '../../../middlewares'
7 import { AccountModel } from '../../../models/account/account'
8 import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
9 import { VideoModel } from '../../../models/video/video'
11 const rateVideoRouter = express.Router()
13 rateVideoRouter.put('/:id/rate',
15 asyncMiddleware(videoRateValidator),
16 asyncRetryTransactionMiddleware(rateVideo)
19 // ---------------------------------------------------------------------------
25 // ---------------------------------------------------------------------------
27 async function rateVideo (req: express.Request, res: express.Response) {
28 const body: UserVideoRateUpdate = req.body
29 const rateType = body.rating
30 const videoInstance: VideoModel = res.locals.video
32 await sequelizeTypescript.transaction(async t => {
33 const sequelizeOptions = { transaction: t }
35 const accountInstance = await AccountModel.load(res.locals.oauth.token.User.Account.id, t)
36 const previousRate = await AccountVideoRateModel.load(accountInstance.id, videoInstance.id, t)
38 let likesToIncrement = 0
39 let dislikesToIncrement = 0
41 if (rateType === VIDEO_RATE_TYPES.LIKE) likesToIncrement++
42 else if (rateType === VIDEO_RATE_TYPES.DISLIKE) dislikesToIncrement++
44 // There was a previous rate, update it
46 // We will remove the previous rate, so we will need to update the video count attribute
47 if (previousRate.type === VIDEO_RATE_TYPES.LIKE) likesToIncrement--
48 else if (previousRate.type === VIDEO_RATE_TYPES.DISLIKE) dislikesToIncrement--
50 if (rateType === 'none') { // Destroy previous rate
51 await previousRate.destroy(sequelizeOptions)
52 } else { // Update previous rate
53 previousRate.type = rateType
54 await previousRate.save(sequelizeOptions)
56 } else if (rateType !== 'none') { // There was not a previous rate, insert a new one if there is a rate
58 accountId: accountInstance.id,
59 videoId: videoInstance.id,
63 await AccountVideoRateModel.create(query, sequelizeOptions)
66 const incrementQuery = {
67 likes: likesToIncrement,
68 dislikes: dislikesToIncrement
71 await videoInstance.increment(incrementQuery, sequelizeOptions)
73 await sendVideoRateChange(accountInstance, videoInstance, likesToIncrement, dislikesToIncrement, t)
75 logger.info('Account video rate for video %s of account %s updated.', videoInstance.name, accountInstance.name)
78 return res.type('json').status(204).end()