import { ActivityLike } from '../../../../shared/models/activitypub' import { retryTransactionWrapper } from '../../../helpers/database-utils' import { sequelizeTypescript } from '../../../initializers/database' import { AccountVideoRateModel } from '../../../models/account/account-video-rate' import { forwardVideoRelatedActivity } from '../send/utils' import { getOrCreateVideoAndAccountAndChannel } from '../videos' import { getVideoLikeActivityPubUrl } from '../url' import { getAPId } from '../../../helpers/activitypub' import { APProcessorOptions } from '../../../typings/activitypub-processor.model' import { MActorSignature } from '../../../typings/models' 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 } = await getOrCreateVideoAndAccountAndChannel({ videoObject: videoUrl }) return sequelizeTypescript.transaction(async t => { const url = getVideoLikeActivityPubUrl(byActor, video) const existingRate = await AccountVideoRateModel.loadByAccountAndVideoOrUrl(byAccount.id, video.id, url) if (existingRate && existingRate.type === 'like') return if (existingRate && existingRate.type === 'dislike') { await video.decrement('dislikes', { transaction: t }) } await video.increment('likes', { transaction: t }) const rate = existingRate || new AccountVideoRateModel() rate.type = 'like' rate.videoId = video.id rate.accountId = byAccount.id rate.url = url await rate.save({ transaction: t }) if (video.isOwned()) { // Don't resend the activity to the sender const exceptions = [ byActor ] await forwardVideoRelatedActivity(activity, t, exceptions, video) } }) }