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import express from 'express'
import { HttpStatusCode, UserVideoRateUpdate } from '@shared/models'
import { logger } from '../../../helpers/logger'
import { VIDEO_RATE_TYPES } from '../../../initializers/constants'
import { sequelizeTypescript } from '../../../initializers/database'
import { getLocalRateUrl, sendVideoRateChange } from '../../../lib/activitypub/video-rates'
import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoUpdateRateValidator } from '../../../middlewares'
import { AccountModel } from '../../../models/account/account'
import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
const rateVideoRouter = express.Router()
rateVideoRouter.put('/:id/rate',
authenticate,
asyncMiddleware(videoUpdateRateValidator),
asyncRetryTransactionMiddleware(rateVideo)
)
// ---------------------------------------------------------------------------
export {
rateVideoRouter
}
// ---------------------------------------------------------------------------
async function rateVideo (req: express.Request, res: express.Response) {
const body: UserVideoRateUpdate = req.body
const rateType = body.rating
const videoInstance = res.locals.videoAll
const userAccount = res.locals.oauth.token.User.Account
await sequelizeTypescript.transaction(async t => {
const sequelizeOptions = { transaction: t }
const accountInstance = await AccountModel.load(userAccount.id, t)
const previousRate = await AccountVideoRateModel.load(accountInstance.id, videoInstance.id, t)
// Same rate, nothing do to
if (rateType === 'none' && !previousRate || previousRate?.type === rateType) return
let likesToIncrement = 0
let dislikesToIncrement = 0
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 update the video count attribute
if (previousRate.type === 'like') likesToIncrement--
else if (previousRate.type === 'dislike') dislikesToIncrement--
if (rateType === 'none') { // Destroy previous rate
await previousRate.destroy(sequelizeOptions)
} else { // Update previous rate
previousRate.type = rateType
previousRate.url = getLocalRateUrl(rateType, userAccount.Actor, videoInstance)
await previousRate.save(sequelizeOptions)
}
} else if (rateType !== 'none') { // There was not a previous rate, insert a new one if there is a rate
const query = {
accountId: accountInstance.id,
videoId: videoInstance.id,
type: rateType,
url: getLocalRateUrl(rateType, userAccount.Actor, videoInstance)
}
await AccountVideoRateModel.create(query, sequelizeOptions)
}
const incrementQuery = {
likes: likesToIncrement,
dislikes: dislikesToIncrement
}
await videoInstance.increment(incrementQuery, sequelizeOptions)
await sendVideoRateChange(accountInstance, videoInstance, likesToIncrement, dislikesToIncrement, t)
logger.info('Account video rate for video %s of account %s updated.', videoInstance.name, accountInstance.name)
})
return res.type('json')
.status(HttpStatusCode.NO_CONTENT_204)
.end()
}
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