import { VideoModel } from '@server/models/video/video' import { ActivityLike } from '../../../../shared/models/activitypub' import { retryTransactionWrapper } from '../../../helpers/database-utils' import { sequelizeTypescript } from '../../../initializers/database' import { getAPId } from '../../../lib/activitypub/activity' import { AccountVideoRateModel } from '../../../models/account/account-video-rate' import { APProcessorOptions } from '../../../types/activitypub-processor.model' import { MActorSignature } from '../../../types/models' import { federateVideoIfNeeded, getOrCreateAPVideo } from '../videos' async function processLikeActivity (options: APProcessorOptions) { const { activity, byActor } = options return retryTransactionWrapper(processLikeVideo, byActor, activity) } // --------------------------------------------------------------------------- export { processLikeActivity } // --------------------------------------------------------------------------- async function processLikeVideo (byActor: MActorSignature, activity: ActivityLike) { const videoUrl = getAPId(activity.object) const byAccount = byActor.Account if (!byAccount) throw new Error('Cannot create like with the non account actor ' + byActor.url) const { video: onlyVideo } = await getOrCreateAPVideo({ videoObject: videoUrl, fetchType: 'only-video' }) // We don't care about likes of remote videos if (!onlyVideo.isOwned()) return return sequelizeTypescript.transaction(async t => { const video = await VideoModel.loadFull(onlyVideo.id, t) const existingRate = await AccountVideoRateModel.loadByAccountAndVideoOrUrl(byAccount.id, video.id, activity.id, t) if (existingRate && existingRate.type === 'like') return if (existingRate && existingRate.type === 'dislike') { await video.decrement('dislikes', { transaction: t }) video.dislikes-- } await video.increment('likes', { transaction: t }) video.likes++ const rate = existingRate || new AccountVideoRateModel() rate.type = 'like' rate.videoId = video.id rate.accountId = byAccount.id rate.url = activity.id await rate.save({ transaction: t }) await federateVideoIfNeeded(video, false, t) }) }