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import { literal, Op, QueryTypes, Transaction } from 'sequelize'
import { AllowNull, BelongsTo, Column, CreatedAt, DataType, ForeignKey, Is, Model, Scopes, Table, UpdatedAt } from 'sequelize-typescript'
import { forceNumber } from '@shared/core-utils'
import { AttributesOnly } from '@shared/typescript-utils'
import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc'
import { CONSTRAINTS_FIELDS } from '../../initializers/constants'
import { MActorDefault, MActorFollowersUrl, MActorId } from '../../types/models'
import { MVideoShareActor, MVideoShareFull } from '../../types/models/video'
import { ActorModel } from '../actor/actor'
import { buildLocalActorIdsIn, throwIfNotValid } from '../shared'
import { VideoModel } from './video'
enum ScopeNames {
FULL = 'FULL',
WITH_ACTOR = 'WITH_ACTOR'
}
@Scopes(() => ({
[ScopeNames.FULL]: {
include: [
{
model: ActorModel,
required: true
},
{
model: VideoModel,
required: true
}
]
},
[ScopeNames.WITH_ACTOR]: {
include: [
{
model: ActorModel,
required: true
}
]
}
}))
@Table({
tableName: 'videoShare',
indexes: [
{
fields: [ 'actorId' ]
},
{
fields: [ 'videoId' ]
},
{
fields: [ 'url' ],
unique: true
}
]
})
export class VideoShareModel extends Model<Partial<AttributesOnly<VideoShareModel>>> {
@AllowNull(false)
@Is('VideoShareUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEO_SHARE.URL.max))
url: string
@CreatedAt
createdAt: Date
@UpdatedAt
updatedAt: Date
@ForeignKey(() => ActorModel)
@Column
actorId: number
@BelongsTo(() => ActorModel, {
foreignKey: {
allowNull: false
},
onDelete: 'cascade'
})
Actor: ActorModel
@ForeignKey(() => VideoModel)
@Column
videoId: number
@BelongsTo(() => VideoModel, {
foreignKey: {
allowNull: false
},
onDelete: 'cascade'
})
Video: VideoModel
static load (actorId: number | string, videoId: number | string, t?: Transaction): Promise<MVideoShareActor> {
return VideoShareModel.scope(ScopeNames.WITH_ACTOR).findOne({
where: {
actorId,
videoId
},
transaction: t
})
}
static loadByUrl (url: string, t: Transaction): Promise<MVideoShareFull> {
return VideoShareModel.scope(ScopeNames.FULL).findOne({
where: {
url
},
transaction: t
})
}
static listActorIdsAndFollowerUrlsByShare (videoId: number, t: Transaction) {
const query = `SELECT "actor"."id" AS "id", "actor"."followersUrl" AS "followersUrl" ` +
`FROM "videoShare" ` +
`INNER JOIN "actor" ON "actor"."id" = "videoShare"."actorId" ` +
`WHERE "videoShare"."videoId" = :videoId`
const options = {
type: QueryTypes.SELECT as QueryTypes.SELECT,
replacements: { videoId },
transaction: t
}
return VideoShareModel.sequelize.query<MActorId & MActorFollowersUrl>(query, options)
}
static loadActorsWhoSharedVideosOf (actorOwnerId: number, t: Transaction): Promise<MActorDefault[]> {
const safeOwnerId = forceNumber(actorOwnerId)
// /!\ On actor model
const query = {
where: {
[Op.and]: [
literal(
`EXISTS (` +
` SELECT 1 FROM "videoShare" ` +
` INNER JOIN "video" ON "videoShare"."videoId" = "video"."id" ` +
` INNER JOIN "videoChannel" ON "videoChannel"."id" = "video"."channelId" ` +
` INNER JOIN "account" ON "account"."id" = "videoChannel"."accountId" ` +
` WHERE "videoShare"."actorId" = "ActorModel"."id" AND "account"."actorId" = ${safeOwnerId} ` +
` LIMIT 1` +
`)`
)
]
},
transaction: t
}
return ActorModel.findAll(query)
}
static loadActorsByVideoChannel (videoChannelId: number, t: Transaction): Promise<MActorDefault[]> {
const safeChannelId = forceNumber(videoChannelId)
// /!\ On actor model
const query = {
where: {
[Op.and]: [
literal(
`EXISTS (` +
` SELECT 1 FROM "videoShare" ` +
` INNER JOIN "video" ON "videoShare"."videoId" = "video"."id" ` +
` WHERE "videoShare"."actorId" = "ActorModel"."id" AND "video"."channelId" = ${safeChannelId} ` +
` LIMIT 1` +
`)`
)
]
},
transaction: t
}
return ActorModel.findAll(query)
}
static listAndCountByVideoId (videoId: number, start: number, count: number, t?: Transaction) {
const query = {
offset: start,
limit: count,
where: {
videoId
},
transaction: t
}
return Promise.all([
VideoShareModel.count(query),
VideoShareModel.findAll(query)
]).then(([ total, data ]) => ({ total, data }))
}
static listRemoteShareUrlsOfLocalVideos () {
const query = `SELECT "videoShare".url FROM "videoShare" ` +
`INNER JOIN actor ON actor.id = "videoShare"."actorId" AND actor."serverId" IS NOT NULL ` +
`INNER JOIN video ON video.id = "videoShare"."videoId" AND video.remote IS FALSE`
return VideoShareModel.sequelize.query<{ url: string }>(query, {
type: QueryTypes.SELECT,
raw: true
}).then(rows => rows.map(r => r.url))
}
static cleanOldSharesOf (videoId: number, beforeUpdatedAt: Date) {
const query = {
where: {
updatedAt: {
[Op.lt]: beforeUpdatedAt
},
videoId,
actorId: {
[Op.notIn]: buildLocalActorIdsIn()
}
}
}
return VideoShareModel.destroy(query)
}
}
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