audiobookshelf-pgodwin/server/objects/Collection.js

108 lines
2.8 KiB
JavaScript

const Logger = require('../Logger')
const { getId } = require('../utils/index')
class Collection {
constructor(collection) {
this.id = null
this.libraryId = null
this.userId = null
this.name = null
this.description = null
this.cover = null
this.coverFullPath = null
this.books = []
this.lastUpdate = null
this.createdAt = null
if (collection) {
this.construct(collection)
}
}
toJSON() {
return {
id: this.id,
libraryId: this.libraryId,
userId: this.userId,
name: this.name,
description: this.description,
cover: this.cover,
coverFullPath: this.coverFullPath,
books: [...this.books],
lastUpdate: this.lastUpdate,
createdAt: this.createdAt
}
}
toJSONExpanded(libraryItems, minifiedBooks = false) {
const json = this.toJSON()
json.books = json.books.map(bookId => {
const book = libraryItems.find(li => li.id === bookId)
return book ? minifiedBooks ? book.toJSONMinified() : book.toJSONExpanded() : null
}).filter(b => !!b)
return json
}
construct(collection) {
this.id = collection.id
this.libraryId = collection.libraryId
this.userId = collection.userId
this.name = collection.name
this.description = collection.description || null
this.cover = collection.cover || null
this.coverFullPath = collection.coverFullPath || null
this.books = collection.books ? [...collection.books] : []
this.lastUpdate = collection.lastUpdate || null
this.createdAt = collection.createdAt || null
}
setData(data) {
if (!data.userId || !data.libraryId || !data.name) {
return false
}
this.id = getId('col')
this.userId = data.userId
this.libraryId = data.libraryId
this.name = data.name
this.description = data.description || null
this.cover = data.cover || null
this.coverFullPath = data.coverFullPath || null
this.books = data.books ? [...data.books] : []
this.lastUpdate = Date.now()
this.createdAt = Date.now()
return true
}
addBook(bookId) {
this.books.push(bookId)
this.lastUpdate = Date.now()
}
removeBook(bookId) {
this.books = this.books.filter(bid => bid !== bookId)
this.lastUpdate = Date.now()
}
update(payload) {
let hasUpdates = false
for (const key in payload) {
if (key === 'books') {
if (payload.books && this.books.join(',') !== payload.books.join(',')) {
this.books = [...payload.books]
hasUpdates = true
}
} else if (this[key] !== undefined && this[key] !== payload[key]) {
hasUpdates = true
this[key] = payload[key]
}
}
if (hasUpdates) {
this.lastUpdate = Date.now()
}
return hasUpdates
}
}
module.exports = Collection