import * as Sequelize from 'sequelize' import { AfterDestroy, AllowNull, BelongsTo, Column, CreatedAt, DataType, ForeignKey, IFindOptions, Is, Model, Scopes, Table, UpdatedAt } from 'sequelize-typescript' import { VideoCommentObject } from '../../../shared/models/activitypub/objects/video-comment-object' import { VideoComment } from '../../../shared/models/videos/video-comment.model' import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc' import { CONSTRAINTS_FIELDS } from '../../initializers' import { AccountModel } from '../account/account' import { ActorModel } from '../activitypub/actor' import { ServerModel } from '../server/server' import { getSort, throwIfNotValid } from '../utils' import { VideoModel } from './video' enum ScopeNames { WITH_ACCOUNT = 'WITH_ACCOUNT', WITH_IN_REPLY_TO = 'WITH_IN_REPLY_TO', WITH_VIDEO = 'WITH_VIDEO', ATTRIBUTES_FOR_API = 'ATTRIBUTES_FOR_API' } @Scopes({ [ScopeNames.ATTRIBUTES_FOR_API]: { attributes: { include: [ [ Sequelize.literal( '(SELECT COUNT("replies"."id") ' + 'FROM "videoComment" AS "replies" ' + 'WHERE "replies"."originCommentId" = "VideoCommentModel"."id")' ), 'totalReplies' ] ] } }, [ScopeNames.WITH_ACCOUNT]: { include: [ { model: () => AccountModel, include: [ { model: () => ActorModel, include: [ { model: () => ServerModel, required: false } ] } ] } ] }, [ScopeNames.WITH_IN_REPLY_TO]: { include: [ { model: () => VideoCommentModel, as: 'InReplyToVideoComment' } ] }, [ScopeNames.WITH_VIDEO]: { include: [ { model: () => VideoModel, required: false } ] } }) @Table({ tableName: 'videoComment', indexes: [ { fields: [ 'videoId' ] }, { fields: [ 'videoId', 'originCommentId' ] } ] }) export class VideoCommentModel extends Model { @CreatedAt createdAt: Date @UpdatedAt updatedAt: Date @AllowNull(false) @Is('VideoCommentUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'url')) @Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEOS.URL.max)) url: string @AllowNull(false) @Column(DataType.TEXT) text: string @ForeignKey(() => VideoCommentModel) @Column originCommentId: number @BelongsTo(() => VideoCommentModel, { foreignKey: { name: 'originCommentId', allowNull: true }, as: 'OriginVideoComment', onDelete: 'CASCADE' }) OriginVideoComment: VideoCommentModel @ForeignKey(() => VideoCommentModel) @Column inReplyToCommentId: number @BelongsTo(() => VideoCommentModel, { foreignKey: { name: 'inReplyToCommentId', allowNull: true }, as: 'InReplyToVideoComment', onDelete: 'CASCADE' }) InReplyToVideoComment: VideoCommentModel @ForeignKey(() => VideoModel) @Column videoId: number @BelongsTo(() => VideoModel, { foreignKey: { allowNull: false }, onDelete: 'CASCADE' }) Video: VideoModel @ForeignKey(() => AccountModel) @Column accountId: number @BelongsTo(() => AccountModel, { foreignKey: { allowNull: false }, onDelete: 'CASCADE' }) Account: AccountModel @AfterDestroy static sendDeleteIfOwned (instance: VideoCommentModel) { // TODO return undefined } static loadById (id: number, t?: Sequelize.Transaction) { const query: IFindOptions = { where: { id } } if (t !== undefined) query.transaction = t return VideoCommentModel.findOne(query) } static loadByIdAndPopulateVideoAndAccountAndReply (id: number, t?: Sequelize.Transaction) { const query: IFindOptions = { where: { id } } if (t !== undefined) query.transaction = t return VideoCommentModel .scope([ ScopeNames.WITH_VIDEO, ScopeNames.WITH_ACCOUNT, ScopeNames.WITH_IN_REPLY_TO ]) .findOne(query) } static loadByUrl (url: string, t?: Sequelize.Transaction) { const query: IFindOptions = { where: { url } } if (t !== undefined) query.transaction = t return VideoCommentModel.findOne(query) } static listThreadsForApi (videoId: number, start: number, count: number, sort: string) { const query = { offset: start, limit: count, order: [ getSort(sort) ], where: { videoId, inReplyToCommentId: null } } return VideoCommentModel .scope([ ScopeNames.WITH_ACCOUNT, ScopeNames.ATTRIBUTES_FOR_API ]) .findAndCountAll(query) .then(({ rows, count }) => { return { total: count, data: rows } }) } static listThreadCommentsForApi (videoId: number, threadId: number) { const query = { order: [ [ 'createdAt', 'DESC' ] ], where: { videoId, [ Sequelize.Op.or ]: [ { id: threadId }, { originCommentId: threadId } ] } } return VideoCommentModel .scope([ ScopeNames.WITH_ACCOUNT, ScopeNames.ATTRIBUTES_FOR_API ]) .findAndCountAll(query) .then(({ rows, count }) => { return { total: count, data: rows } }) } toFormattedJSON () { return { id: this.id, url: this.url, text: this.text, threadId: this.originCommentId || this.id, inReplyToCommentId: this.inReplyToCommentId || null, videoId: this.videoId, createdAt: this.createdAt, updatedAt: this.updatedAt, totalReplies: this.get('totalReplies') || 0, account: { name: this.Account.name, host: this.Account.Actor.getHost() } } as VideoComment } toActivityPubObject (): VideoCommentObject { let inReplyTo: string // New thread, so in AS we reply to the video if (this.inReplyToCommentId === null) { inReplyTo = this.Video.url } else { inReplyTo = this.InReplyToVideoComment.url } return { type: 'Note' as 'Note', id: this.url, content: this.text, inReplyTo, updated: this.updatedAt.toISOString(), published: this.createdAt.toISOString(), url: this.url, attributedTo: this.Account.Actor.url } } }