103 lines
2.5 KiB
TypeScript
103 lines
2.5 KiB
TypeScript
import { Op, QueryTypes, Transaction } from 'sequelize'
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import { AllowNull, BelongsTo, Column, CreatedAt, Default, ForeignKey, IsInt, Model, Table, Unique, UpdatedAt } from 'sequelize-typescript'
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import { AttributesOnly } from '@shared/typescript-utils'
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import { VideoModel } from './video'
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export type VideoJobInfoColumnType = 'pendingMove' | 'pendingTranscode'
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@Table({
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tableName: 'videoJobInfo',
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indexes: [
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{
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fields: [ 'videoId' ],
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where: {
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videoId: {
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[Op.ne]: null
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}
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}
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}
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]
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})
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export class VideoJobInfoModel extends Model<Partial<AttributesOnly<VideoJobInfoModel>>> {
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@CreatedAt
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createdAt: Date
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@UpdatedAt
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updatedAt: Date
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@AllowNull(false)
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@Default(0)
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@IsInt
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@Column
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pendingMove: number
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@AllowNull(false)
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@Default(0)
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@IsInt
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@Column
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pendingTranscode: number
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@ForeignKey(() => VideoModel)
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@Unique
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@Column
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videoId: number
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@BelongsTo(() => VideoModel, {
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foreignKey: {
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allowNull: false
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},
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onDelete: 'cascade'
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})
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Video: VideoModel
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static load (videoId: number, transaction?: Transaction) {
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const where = {
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videoId
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}
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return VideoJobInfoModel.findOne({ where, transaction })
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}
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static async increaseOrCreate (videoUUID: string, column: VideoJobInfoColumnType): Promise<number> {
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const options = { type: QueryTypes.SELECT as QueryTypes.SELECT, bind: { videoUUID } }
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const [ { pendingMove } ] = await VideoJobInfoModel.sequelize.query<{ pendingMove: number }>(`
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INSERT INTO "videoJobInfo" ("videoId", "${column}", "createdAt", "updatedAt")
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SELECT
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"video"."id" AS "videoId", 1, NOW(), NOW()
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FROM
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"video"
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WHERE
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"video"."uuid" = $videoUUID
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ON CONFLICT ("videoId") DO UPDATE
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SET
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"${column}" = "videoJobInfo"."${column}" + 1,
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"updatedAt" = NOW()
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RETURNING
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"${column}"
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`, options)
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return pendingMove
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}
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static async decrease (videoUUID: string, column: VideoJobInfoColumnType): Promise<number> {
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const options = { type: QueryTypes.SELECT as QueryTypes.SELECT, bind: { videoUUID } }
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const [ { pendingMove } ] = await VideoJobInfoModel.sequelize.query<{ pendingMove: number }>(`
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UPDATE
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"videoJobInfo"
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SET
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"${column}" = "videoJobInfo"."${column}" - 1,
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"updatedAt" = NOW()
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FROM "video"
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WHERE
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"video"."id" = "videoJobInfo"."videoId" AND "video"."uuid" = $videoUUID
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RETURNING
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"${column}";
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`, options)
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return pendingMove
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}
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}
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