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import { values } from 'lodash'
import { AllowNull, BelongsTo, Column, CreatedAt, DataType, Default, ForeignKey, Is, Model, Table, UpdatedAt } from 'sequelize-typescript'
import {
isVideoFileInfoHashValid,
isVideoFileResolutionValid,
isVideoFileSizeValid,
isVideoFPSResolutionValid
} from '../../helpers/custom-validators/videos'
import { CONSTRAINTS_FIELDS } from '../../initializers'
import { throwIfNotValid } from '../utils'
import { VideoModel } from './video'
import * as Sequelize from 'sequelize'
@Table({
tableName: 'videoFile',
indexes: [
{
fields: [ 'videoId' ]
},
{
fields: [ 'infoHash' ]
},
{
fields: [ 'videoId', 'resolution', 'fps' ],
unique: true
}
]
})
export class VideoFileModel extends Model<VideoFileModel> {
@CreatedAt
createdAt: Date
@UpdatedAt
updatedAt: Date
@AllowNull(false)
@Is('VideoFileResolution', value => throwIfNotValid(value, isVideoFileResolutionValid, 'resolution'))
@Column
resolution: number
@AllowNull(false)
@Is('VideoFileSize', value => throwIfNotValid(value, isVideoFileSizeValid, 'size'))
@Column(DataType.BIGINT)
size: number
@AllowNull(false)
@Column(DataType.ENUM(values(CONSTRAINTS_FIELDS.VIDEOS.EXTNAME)))
extname: string
@AllowNull(false)
@Is('VideoFileSize', value => throwIfNotValid(value, isVideoFileInfoHashValid, 'info hash'))
@Column
infoHash: string
@AllowNull(true)
@Default(null)
@Is('VideoFileFPS', value => throwIfNotValid(value, isVideoFPSResolutionValid, 'fps'))
@Column
fps: number
@ForeignKey(() => VideoModel)
@Column
videoId: number
@BelongsTo(() => VideoModel, {
foreignKey: {
allowNull: false
},
onDelete: 'CASCADE'
})
Video: VideoModel
static isInfohashExists (infoHash: string) {
const query = 'SELECT 1 FROM "videoFile" WHERE "infoHash" = $infoHash LIMIT 1'
const options = {
type: Sequelize.QueryTypes.SELECT,
bind: { infoHash },
raw: true
}
return VideoModel.sequelize.query(query, options)
.then(results => {
return results.length === 1
})
}
}
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