server/models/video/video-file.ts

   1 import { values } from 'lodash'
   2 import * as Sequelize from 'sequelize'
   3 import { isVideoFileInfoHashValid, isVideoFileResolutionValid, isVideoFileSizeValid } from '../../helpers/custom-validators/videos'
   4 import { CONSTRAINTS_FIELDS } from '../../initializers/constants'
   5
   6 import { addMethodsToModel } from '../utils'
   7 import { VideoFileAttributes, VideoFileInstance } from './video-file-interface'
   8
   9 let VideoFile: Sequelize.Model<VideoFileInstance, VideoFileAttributes>
  10
  11 export default function (sequelize: Sequelize.Sequelize, DataTypes: Sequelize.DataTypes) {
  12   VideoFile = sequelize.define<VideoFileInstance, VideoFileAttributes>('VideoFile',
  13     {
  14       resolution: {
  15         type: DataTypes.INTEGER,
  16         allowNull: false,
  17         validate: {
  18           resolutionValid: value => {
  19             const res = isVideoFileResolutionValid(value)
  20             if (res === false) throw new Error('Video file resolution is not valid.')
  21           }
  22         }
  23       },
  24       size: {
  25         type: DataTypes.BIGINT,
  26         allowNull: false,
  27         validate: {
  28           sizeValid: value => {
  29             const res = isVideoFileSizeValid(value)
  30             if (res === false) throw new Error('Video file size is not valid.')
  31           }
  32         }
  33       },
  34       extname: {
  35         type: DataTypes.ENUM(values(CONSTRAINTS_FIELDS.VIDEOS.EXTNAME)),
  36         allowNull: false
  37       },
  38       infoHash: {
  39         type: DataTypes.STRING,
  40         allowNull: false,
  41         validate: {
  42           infoHashValid: value => {
  43             const res = isVideoFileInfoHashValid(value)
  44             if (res === false) throw new Error('Video file info hash is not valid.')
  45           }
  46         }
  47       }
  48     },
  49     {
  50       indexes: [
  51         {
  52           fields: [ 'videoId' ]
  53         },
  54         {
  55           fields: [ 'infoHash' ]
  56         }
  57       ]
  58     }
  59   )
  60
  61   const classMethods = [
  62     associate
  63   ]
  64   addMethodsToModel(VideoFile, classMethods)
  65
  66   return VideoFile
  67 }
  68
  69 // ------------------------------ STATICS ------------------------------
  70
  71 function associate (models) {
  72   VideoFile.belongsTo(models.Video, {
  73     foreignKey: {
  74       name: 'videoId',
  75       allowNull: false
  76     },
  77     onDelete: 'CASCADE'
  78   })
  79 }
  80
  81 // ------------------------------ METHODS ------------------------------