mirror of
https://github.com/advplyr/audiobookshelf.git
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117 lines
3.5 KiB
JavaScript
117 lines
3.5 KiB
JavaScript
const { DataTypes, Model } = require('sequelize')
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/*
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* Polymorphic association: https://sequelize.org/docs/v6/advanced-association-concepts/polymorphic-associations/
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* Feeds can be created from LibraryItem, Collection, Playlist or Series
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*/
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module.exports = (sequelize) => {
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class Feed extends Model {
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getEntity(options) {
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if (!this.entityType) return Promise.resolve(null)
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const mixinMethodName = `get${sequelize.uppercaseFirst(this.entityType)}`
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return this[mixinMethodName](options)
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}
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}
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Feed.init({
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id: {
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type: DataTypes.UUID,
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defaultValue: DataTypes.UUIDV4,
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primaryKey: true
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},
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slug: DataTypes.STRING,
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entityType: DataTypes.STRING,
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entityId: DataTypes.UUIDV4,
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entityUpdatedAt: DataTypes.DATE,
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serverAddress: DataTypes.STRING,
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feedURL: DataTypes.STRING,
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imageURL: DataTypes.STRING,
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siteURL: DataTypes.STRING,
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title: DataTypes.STRING,
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description: DataTypes.TEXT,
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author: DataTypes.STRING,
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podcastType: DataTypes.STRING,
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language: DataTypes.STRING,
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ownerName: DataTypes.STRING,
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ownerEmail: DataTypes.STRING,
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explicit: DataTypes.BOOLEAN,
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preventIndexing: DataTypes.BOOLEAN
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}, {
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sequelize,
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modelName: 'feed'
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})
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const { user, libraryItem, collection, series, playlist } = sequelize.models
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user.hasMany(Feed)
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Feed.belongsTo(user)
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libraryItem.hasMany(Feed, {
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foreignKey: 'entityId',
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constraints: false,
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scope: {
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entityType: 'libraryItem'
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}
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})
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Feed.belongsTo(libraryItem, { foreignKey: 'entityId', constraints: false })
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collection.hasMany(Feed, {
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foreignKey: 'entityId',
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constraints: false,
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scope: {
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entityType: 'collection'
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}
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})
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Feed.belongsTo(collection, { foreignKey: 'entityId', constraints: false })
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series.hasMany(Feed, {
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foreignKey: 'entityId',
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constraints: false,
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scope: {
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entityType: 'series'
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}
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})
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Feed.belongsTo(series, { foreignKey: 'entityId', constraints: false })
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playlist.hasMany(Feed, {
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foreignKey: 'entityId',
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constraints: false,
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scope: {
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entityType: 'playlist'
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}
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})
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Feed.belongsTo(playlist, { foreignKey: 'entityId', constraints: false })
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Feed.addHook('afterFind', findResult => {
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if (!findResult) return
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if (!Array.isArray(findResult)) findResult = [findResult]
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for (const instance of findResult) {
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if (instance.entityType === 'libraryItem' && instance.libraryItem !== undefined) {
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instance.entity = instance.libraryItem
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instance.dataValues.entity = instance.dataValues.libraryItem
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} else if (instance.entityType === 'collection' && instance.collection !== undefined) {
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instance.entity = instance.collection
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instance.dataValues.entity = instance.dataValues.collection
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} else if (instance.entityType === 'series' && instance.series !== undefined) {
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instance.entity = instance.series
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instance.dataValues.entity = instance.dataValues.series
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} else if (instance.entityType === 'playlist' && instance.playlist !== undefined) {
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instance.entity = instance.playlist
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instance.dataValues.entity = instance.dataValues.playlist
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}
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// To prevent mistakes:
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delete instance.libraryItem
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delete instance.dataValues.libraryItem
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delete instance.collection
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delete instance.dataValues.collection
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delete instance.series
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delete instance.dataValues.series
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delete instance.playlist
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delete instance.dataValues.playlist
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}
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})
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return Feed
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} |