PeerTube/server/models/account/account-video-rate.ts

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import { values } from 'lodash'
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import { FindOptions, Op, Transaction } from 'sequelize'
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import { AllowNull, BelongsTo, Column, CreatedAt, DataType, ForeignKey, Is, Model, Table, UpdatedAt } from 'sequelize-typescript'
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import { VideoRateType } from '../../../shared/models/videos'
import { CONSTRAINTS_FIELDS, VIDEO_RATE_TYPES } from '../../initializers/constants'
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import { VideoModel } from '../video/video'
import { AccountModel } from './account'
import { ActorModel } from '../activitypub/actor'
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import { getSort, throwIfNotValid } from '../utils'
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import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc'
import { AccountVideoRate } from '../../../shared'
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import { ScopeNames as VideoChannelScopeNames, VideoChannelModel } from '../video/video-channel'
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/*
Account rates per video.
*/
@Table({
tableName: 'accountVideoRate',
indexes: [
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{
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fields: [ 'videoId', 'accountId' ],
unique: true
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},
{
fields: [ 'videoId' ]
},
{
fields: [ 'accountId' ]
},
{
fields: [ 'videoId', 'type' ]
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},
{
fields: [ 'url' ],
unique: true
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}
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]
})
export class AccountVideoRateModel extends Model<AccountVideoRateModel> {
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@AllowNull(false)
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@Column(DataType.ENUM(...values(VIDEO_RATE_TYPES)))
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type: VideoRateType
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@AllowNull(false)
@Is('AccountVideoRateUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEO_RATES.URL.max))
url: string
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@CreatedAt
createdAt: Date
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@UpdatedAt
updatedAt: Date
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@ForeignKey(() => VideoModel)
@Column
videoId: number
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@BelongsTo(() => VideoModel, {
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foreignKey: {
allowNull: false
},
onDelete: 'CASCADE'
})
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Video: VideoModel
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@ForeignKey(() => AccountModel)
@Column
accountId: number
@BelongsTo(() => AccountModel, {
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foreignKey: {
allowNull: false
},
onDelete: 'CASCADE'
})
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Account: AccountModel
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static load (accountId: number, videoId: number, transaction?: Transaction) {
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const options: FindOptions = {
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where: {
accountId,
videoId
}
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}
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if (transaction) options.transaction = transaction
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return AccountVideoRateModel.findOne(options)
}
static listByAccountForApi (options: {
start: number,
count: number,
sort: string,
type?: string,
accountId: number
}) {
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const query: FindOptions = {
offset: options.start,
limit: options.count,
order: getSort(options.sort),
where: {
accountId: options.accountId
},
include: [
{
model: VideoModel,
required: true,
include: [
{
model: VideoChannelModel.scope({ method: [VideoChannelScopeNames.SUMMARY, true] }),
required: true
}
]
}
]
}
if (options.type) query.where['type'] = options.type
return AccountVideoRateModel.findAndCountAll(query)
}
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static loadLocalAndPopulateVideo (rateType: VideoRateType, accountName: string, videoId: number, transaction?: Transaction) {
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const options: FindOptions = {
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where: {
videoId,
type: rateType
},
include: [
{
model: AccountModel.unscoped(),
required: true,
include: [
{
attributes: [ 'id', 'url', 'preferredUsername' ],
model: ActorModel.unscoped(),
required: true,
where: {
preferredUsername: accountName
}
}
]
},
{
model: VideoModel.unscoped(),
required: true
}
]
}
if (transaction) options.transaction = transaction
return AccountVideoRateModel.findOne(options)
}
static loadByUrl (url: string, transaction: Transaction) {
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const options: FindOptions = {
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where: {
url
}
}
if (transaction) options.transaction = transaction
return AccountVideoRateModel.findOne(options)
}
static listAndCountAccountUrlsByVideoId (rateType: VideoRateType, videoId: number, start: number, count: number, t?: Transaction) {
const query = {
offset: start,
limit: count,
where: {
videoId,
type: rateType
},
transaction: t,
include: [
{
attributes: [ 'actorId' ],
model: AccountModel.unscoped(),
required: true,
include: [
{
attributes: [ 'url' ],
model: ActorModel.unscoped(),
required: true
}
]
}
]
}
return AccountVideoRateModel.findAndCountAll(query)
}
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static cleanOldRatesOf (videoId: number, type: VideoRateType, beforeUpdatedAt: Date) {
return AccountVideoRateModel.sequelize.transaction(async t => {
const query = {
where: {
updatedAt: {
[Op.lt]: beforeUpdatedAt
},
videoId,
type
},
transaction: t
}
const deleted = await AccountVideoRateModel.destroy(query)
const options = {
transaction: t,
where: {
id: videoId
}
}
if (type === 'like') await VideoModel.increment({ likes: -deleted }, options)
else if (type === 'dislike') await VideoModel.increment({ dislikes: -deleted }, options)
})
}
toFormattedJSON (): AccountVideoRate {
return {
video: this.Video.toFormattedJSON(),
rating: this.type
}
}
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}