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import { logger, loggerTagsFactory } from '@server/helpers/logger'
import { sendView } from '@server/lib/activitypub/send/send-view'
import { getCachedVideoDuration } from '@server/lib/video'
import { getServerActor } from '@server/models/application/application'
import { MVideo, MVideoImmutable } from '@server/types/models'
import { buildUUID } from '@shared/extra-utils'
import { Redis } from '../../redis'
const lTags = loggerTagsFactory('views')
export class VideoViews {
async addLocalView (options: {
video: MVideoImmutable
ip: string
watchTime: number
}) {
const { video, ip, watchTime } = options
logger.debug('Adding local view to video %s.', video.uuid, { watchTime, ...lTags(video.uuid) })
if (!await this.hasEnoughWatchTime(video, watchTime)) return false
const viewExists = await Redis.Instance.doesVideoIPViewExist(ip, video.uuid)
if (viewExists) return false
await Redis.Instance.setIPVideoView(ip, video.uuid)
await this.addView(video)
await sendView({ byActor: await getServerActor(), video, type: 'view', viewerIdentifier: buildUUID() })
return true
}
async addRemoteView (options: {
video: MVideo
}) {
const { video } = options
logger.debug('Adding remote view to video %s.', video.uuid, { ...lTags(video.uuid) })
await this.addView(video)
return true
}
// ---------------------------------------------------------------------------
private async addView (video: MVideoImmutable) {
const promises: Promise<any>[] = []
if (video.isOwned()) {
promises.push(Redis.Instance.addLocalVideoView(video.id))
}
promises.push(Redis.Instance.addVideoViewStats(video.id))
await Promise.all(promises)
}
private async hasEnoughWatchTime (video: MVideoImmutable, watchTime: number) {
const { duration, isLive } = await getCachedVideoDuration(video.id)
if (isLive || duration >= 30) return watchTime >= 30
// Check more than 50% of the video is watched
return duration / watchTime < 2
}
}
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