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import * as express from 'express'
import { UserVideoRateUpdate } from '../../../../shared'
import { logger } from '../../../helpers/logger'
import { sequelizeTypescript, VIDEO_RATE_TYPES } from '../../../initializers'
import { sendVideoRateChange } from '../../../lib/activitypub'
import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoRateValidator } from '../../../middlewares'
import { AccountModel } from '../../../models/account/account'
import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
import { VideoModel } from '../../../models/video/video'
const rateVideoRouter = express.Router()
rateVideoRouter.put('/:id/rate',
authenticate,
asyncMiddleware(videoRateValidator),
asyncRetryTransactionMiddleware(rateVideo)
)
// ---------------------------------------------------------------------------
export {
rateVideoRouter
}
// ---------------------------------------------------------------------------
async function rateVideo (req: express.Request, res: express.Response) {
const body: UserVideoRateUpdate = req.body
const rateType = body.rating
const videoInstance: VideoModel = res.locals.video
const accountInstance: AccountModel = res.locals.oauth.token.User.Account
await sequelizeTypescript.transaction(async t => {
const sequelizeOptions = { transaction: t }
const previousRate = await AccountVideoRateModel.load(accountInstance.id, videoInstance.id, t)
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 === VIDEO_RATE_TYPES.LIKE) likesToIncrement--
else if (previousRate.type === VIDEO_RATE_TYPES.DISLIKE) dislikesToIncrement--
if (rateType === 'none') { // Destroy previous rate
await previousRate.destroy({ transaction: t })
} else { // Update previous rate
previousRate.type = rateType
await previousRate.save({ transaction: t })
}
} 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
}
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(204).end()
}
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