audiobookshelf/server/objects/user/MediaProgress.js
2024-02-25 18:32:04 +00:00

263 lines
No EOL
9.9 KiB
JavaScript

const uuidv4 = require("uuid").v4
/**
* @openapi
* components:
* schemas:
* mediaProgress:
* type: object
* properties:
* id:
* description: The ID of the media progress. If the media progress is for a book, this will just be the libraryItemId. If for a podcast episode, it will be a hyphenated combination of the libraryItemId and episodeId.
* type: string
* example: li_bufnnmp4y5o2gbbxfm-ep_lh6ko39pumnrma3dhv
* libraryItemId:
* description: The ID of the library item the media progress is of.
* type: string
* example: li_bufnnmp4y5o2gbbxfm
* episodeId:
* description: The ID of the podcast episode the media progress is of. Will be null if the progress is for a book.
* type: [string, 'null']
* example: ep_lh6ko39pumnrma3dhv
* duration:
* description: The total duration (in seconds) of the media. Will be 0 if the media was marked as finished without the user listening to it.
* type: number
* example: 1454.18449
* progress:
* description: The percentage completion progress of the media. Will be 1 if the media is finished.
* type: number
* example: 0.011193983371394644
* currentTime:
* description: The current time (in seconds) of the user's progress. If the media has been marked as finished, this will be the time the user was at beforehand.
* type: number
* example: 16.278117
* isFinished:
* description: Whether the media is finished.
* type: boolean
* example: false
* hideFromContinueListening:
* description: Whether the media will be hidden from the "Continue Listening" shelf.
* type: boolean
* example: false
* lastUpdate:
* description: The time (in ms since POSIX epoch) when the media progress was last updated.
* type: integer
* example: 1668120246620
* startedAt:
* description: The time (in ms since POSIX epoch) when the media progress was created.
* type: integer
* example: 1668120083771
* finishedAt:
* description: The time (in ms since POSIX epoch) when the media was finished. Will be null if the media has is not finished.
* type: [string, 'null']
* mediaProgressWithMedia:
* type: object
* properties:
* id:
* description: The ID of the media progress. If the media progress is for a book, this will just be the libraryItemId. If for a podcast episode, it will be a hyphenated combination of the libraryItemId and episodeId.
* type: string
* example: li_bufnnmp4y5o2gbbxfm-ep_lh6ko39pumnrma3dhv
* libraryItemId:
* description: The ID of the library item the media progress is of.
* type: string
* example: li_bufnnmp4y5o2gbbxfm
* episodeId:
* description: The ID of the podcast episode the media progress is of. Will be null if the progress is for a book.
* type: [string, 'null']
* example: ep_lh6ko39pumnrma3dhv
* duration:
* description: The total duration (in seconds) of the media. Will be 0 if the media was marked as finished without the user listening to it.
* type: number
* example: 1454.18449
* progress:
* description: The percentage completion progress of the media. Will be 1 if the media is finished.
* type: number
* example: 0.011193983371394644
* currentTime:
* description: The current time (in seconds) of the user's progress. If the media has been marked as finished, this will be the time the user was at beforehand.
* type: number
* example: 16.278117
* isFinished:
* description: Whether the media is finished.
* type: boolean
* example: false
* hideFromContinueListening:
* description: Whether the media will be hidden from the "Continue Listening" shelf.
* type: boolean
* example: false
* lastUpdate:
* description: The time (in ms since POSIX epoch) when the media progress was last updated.
* type: integer
* example: 1668120246620
* startedAt:
* description: The time (in ms since POSIX epoch) when the media progress was created.
* type: integer
* example: 1668120083771
* finishedAt:
* description: The time (in ms since POSIX epoch) when the media was finished. Will be null if the media has is not finished.
* type: [string, 'null']
* media:
* description: The media of the library item the media progress is for.
* type: object
* additionalProperties:
* oneOf:
* - $ref: '#/components/schemas/bookExpanded'
* - $ref: '#/components/schemas/podcastExpanded'
* episode:
* $ref: '#/components/schemas/podcastEpisode'
*/
class MediaProgress {
constructor(progress) {
this.id = null
this.userId = null
this.libraryItemId = null
this.episodeId = null // For podcasts
this.mediaItemId = null // For use in new data model
this.mediaItemType = null // For use in new data model
this.duration = null
this.progress = null // 0 to 1
this.currentTime = null // seconds
this.isFinished = false
this.hideFromContinueListening = false
this.ebookLocation = null // cfi tag for epub, page number for pdf
this.ebookProgress = null // 0 to 1
this.lastUpdate = null
this.startedAt = null
this.finishedAt = null
if (progress) {
this.construct(progress)
}
}
toJSON() {
return {
id: this.id,
userId: this.userId,
libraryItemId: this.libraryItemId,
episodeId: this.episodeId,
mediaItemId: this.mediaItemId,
mediaItemType: this.mediaItemType,
duration: this.duration,
progress: this.progress,
currentTime: this.currentTime,
isFinished: this.isFinished,
hideFromContinueListening: this.hideFromContinueListening,
ebookLocation: this.ebookLocation,
ebookProgress: this.ebookProgress,
lastUpdate: this.lastUpdate,
startedAt: this.startedAt,
finishedAt: this.finishedAt
}
}
construct(progress) {
this.id = progress.id
this.userId = progress.userId
this.libraryItemId = progress.libraryItemId
this.episodeId = progress.episodeId
this.mediaItemId = progress.mediaItemId
this.mediaItemType = progress.mediaItemType
this.duration = progress.duration || 0
this.progress = progress.progress
this.currentTime = progress.currentTime || 0
this.isFinished = !!progress.isFinished
this.hideFromContinueListening = !!progress.hideFromContinueListening
this.ebookLocation = progress.ebookLocation || null
this.ebookProgress = progress.ebookProgress || null
this.lastUpdate = progress.lastUpdate
this.startedAt = progress.startedAt
this.finishedAt = progress.finishedAt || null
}
get inProgress() {
return !this.isFinished && (this.progress > 0 || (this.ebookLocation != null && this.ebookProgress > 0))
}
get notStarted() {
return !this.isFinished && this.progress == 0
}
setData(libraryItem, progress, episodeId, userId) {
this.id = uuidv4()
this.userId = userId
this.libraryItemId = libraryItem.id
this.episodeId = episodeId
// PodcastEpisodeId or BookId
this.mediaItemId = episodeId || libraryItem.media.id
this.mediaItemType = episodeId ? 'podcastEpisode' : 'book'
this.duration = progress.duration || 0
this.progress = Math.min(1, (progress.progress || 0))
this.currentTime = progress.currentTime || 0
this.isFinished = !!progress.isFinished || this.progress == 1
this.hideFromContinueListening = !!progress.hideFromContinueListening
this.ebookLocation = progress.ebookLocation
this.ebookProgress = Math.min(1, (progress.ebookProgress || 0))
this.lastUpdate = Date.now()
this.finishedAt = null
if (this.isFinished) {
this.finishedAt = progress.finishedAt || Date.now()
this.progress = 1
}
this.startedAt = progress.startedAt || this.finishedAt || Date.now()
}
update(payload) {
let hasUpdates = false
for (const key in payload) {
if (this[key] !== undefined && payload[key] !== this[key]) {
if (key === 'isFinished') {
if (!payload[key]) { // Updating to Not Finished - Reset progress and current time
this.finishedAt = null
this.progress = 0
this.currentTime = 0
} else { // Updating to Finished
if (!this.finishedAt) this.finishedAt = Date.now()
this.progress = 1
}
}
this[key] = payload[key]
hasUpdates = true
}
}
var timeRemaining = this.duration - this.currentTime
// If time remaining is less than 5 seconds then mark as finished
if ((this.progress >= 1 || (this.duration && !isNaN(timeRemaining) && timeRemaining < 5))) {
this.isFinished = true
this.finishedAt = payload.finishedAt || Date.now()
this.progress = 1
} else if (this.progress < 1 && this.isFinished) {
this.isFinished = false
this.finishedAt = null
}
if (!this.startedAt) {
this.startedAt = this.finishedAt || Date.now()
}
if (hasUpdates) {
if (payload.hideFromContinueListening === undefined) {
// Reset this flag when the media progress is updated
this.hideFromContinueListening = false
}
this.lastUpdate = Date.now()
}
return hasUpdates
}
removeFromContinueListening() {
if (this.hideFromContinueListening) return false
this.hideFromContinueListening = true
return true
}
}
module.exports = MediaProgress