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			875 lines
		
	
	
		
			37 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			875 lines
		
	
	
		
			37 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| const { sort, createNewSortInstance } = require('../libs/fastSort')
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| const Logger = require('../Logger')
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| const { getTitlePrefixAtEnd, isNullOrNaN, getTitleIgnorePrefix } = require('../utils/index')
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| const naturalSort = createNewSortInstance({
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|   comparer: new Intl.Collator(undefined, { numeric: true, sensitivity: 'base' }).compare
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| })
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| 
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| module.exports = {
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|   decode(text) {
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|     return Buffer.from(decodeURIComponent(text), 'base64').toString()
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|   },
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| 
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|   getFilteredLibraryItems(libraryItems, filterBy, user, feedsArray) {
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|     let filtered = libraryItems
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| 
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|     const searchGroups = ['genres', 'tags', 'series', 'authors', 'progress', 'narrators', 'missing', 'languages', 'tracks']
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|     const group = searchGroups.find(_group => filterBy.startsWith(_group + '.'))
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|     if (group) {
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|       const filterVal = filterBy.replace(`${group}.`, '')
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|       const filter = this.decode(filterVal)
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|       if (group === 'genres') filtered = filtered.filter(li => li.media.metadata && li.media.metadata.genres.includes(filter))
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|       else if (group === 'tags') filtered = filtered.filter(li => li.media.tags.includes(filter))
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|       else if (group === 'series') {
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|         if (filter === 'no-series') filtered = filtered.filter(li => li.isBook && !li.media.metadata.series.length)
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|         else {
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|           filtered = filtered.filter(li => li.isBook && li.media.metadata.hasSeries(filter))
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|         }
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|       }
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|       else if (group === 'authors') filtered = filtered.filter(li => li.isBook && li.media.metadata.hasAuthor(filter))
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|       else if (group === 'narrators') filtered = filtered.filter(li => li.isBook && li.media.metadata.hasNarrator(filter))
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|       else if (group === 'progress') {
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|         filtered = filtered.filter(li => {
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|           const itemProgress = user.getMediaProgress(li.id)
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|           if (filter === 'finished' && (itemProgress && itemProgress.isFinished)) return true
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|           if (filter === 'not-started' && !itemProgress) return true
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|           if (filter === 'not-finished' && (!itemProgress || !itemProgress.isFinished)) return true
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|           if (filter === 'in-progress' && (itemProgress && itemProgress.inProgress)) return true
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|           return false
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|         })
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|       } else if (group == 'missing') {
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|         filtered = filtered.filter(li => {
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|           if (li.isBook) {
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|             if (filter === 'asin' && !li.media.metadata.asin) return true
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|             if (filter === 'isbn' && !li.media.metadata.isbn) return true
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|             if (filter === 'subtitle' && !li.media.metadata.subtitle) return true
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|             if (filter === 'authors' && !li.media.metadata.authors.length) return true
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|             if (filter === 'publishedYear' && !li.media.metadata.publishedYear) return true
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|             if (filter === 'series' && !li.media.metadata.series.length) return true
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|             if (filter === 'description' && !li.media.metadata.description) return true
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|             if (filter === 'genres' && !li.media.metadata.genres.length) return true
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|             if (filter === 'tags' && !li.media.tags.length) return true
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|             if (filter === 'narrators' && !li.media.metadata.narrators.length) return true
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|             if (filter === 'publisher' && !li.media.metadata.publisher) return true
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|             if (filter === 'language' && !li.media.metadata.language) return true
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|             if (filter === 'cover' && !li.media.coverPath) return true
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|           } else {
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|             return false
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|           }
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|         })
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|       } else if (group === 'languages') {
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|         filtered = filtered.filter(li => li.media.metadata && li.media.metadata.language === filter)
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|       } else if (group === 'tracks') {
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|         if (filter === 'single') filtered = filtered.filter(li => li.isBook && li.media.numTracks === 1)
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|         else if (filter === 'multi') filtered = filtered.filter(li => li.isBook && li.media.numTracks > 1)
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|       }
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|     } else if (filterBy === 'issues') {
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|       filtered = filtered.filter(li => li.hasIssues)
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|     } else if (filterBy === 'feed-open') {
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|       filtered = filtered.filter(li => feedsArray.some(feed => feed.entityId === li.id))
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|     } else if (filterBy === 'abridged') {
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|       filtered = filtered.filter(li => !!li.media.metadata?.abridged)
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|     }
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| 
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|     return filtered
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|   },
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| 
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|   // Returns false if should be filtered out
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|   checkFilterForSeriesLibraryItem(libraryItem, filterBy) {
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|     var searchGroups = ['genres', 'tags', 'authors', 'progress', 'narrators', 'languages']
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|     var group = searchGroups.find(_group => filterBy.startsWith(_group + '.'))
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|     if (group) {
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|       var filterVal = filterBy.replace(`${group}.`, '')
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|       var filter = this.decode(filterVal)
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| 
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|       if (group === 'genres') return libraryItem.media.metadata && libraryItem.media.metadata.genres.includes(filter)
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|       else if (group === 'tags') return libraryItem.media.tags.includes(filter)
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|       else if (group === 'authors') return libraryItem.mediaType === 'book' && libraryItem.media.metadata.hasAuthor(filter)
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|       else if (group === 'narrators') return libraryItem.mediaType === 'book' && libraryItem.media.metadata.hasNarrator(filter)
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|       else if (group === 'languages') {
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|         return libraryItem.media.metadata && libraryItem.media.metadata.language === filter
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|       }
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|     }
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|     return true
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|   },
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| 
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|   // Return false to filter out series
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|   checkSeriesProgressFilter(series, filterBy, user) {
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|     const filter = this.decode(filterBy.split('.')[1])
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| 
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|     let someBookHasProgress = false
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|     let someBookIsUnfinished = false
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|     for (const libraryItem of series.books) {
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|       const itemProgress = user.getMediaProgress(libraryItem.id)
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|       if (!itemProgress || !itemProgress.isFinished) someBookIsUnfinished = true
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|       if (itemProgress && itemProgress.progress > 0) someBookHasProgress = true
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| 
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|       if (filter === 'finished' && (!itemProgress || !itemProgress.isFinished)) return false
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|       if (filter === 'not-started' && itemProgress) return false
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|     }
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| 
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|     if (!someBookIsUnfinished && filter === 'not-finished') { // Completely finished series
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|       return false
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|     } else if (!someBookHasProgress && filter === 'in-progress') { // Series not started
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|       return false
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|     }
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|     return true
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|   },
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| 
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|   getDistinctFilterDataNew(libraryItems) {
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|     var data = {
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|       authors: [],
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|       genres: [],
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|       tags: [],
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|       series: [],
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|       narrators: [],
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|       languages: []
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|     }
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|     libraryItems.forEach((li) => {
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|       var mediaMetadata = li.media.metadata
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|       if (mediaMetadata.authors && mediaMetadata.authors.length) {
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|         mediaMetadata.authors.forEach((author) => {
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|           if (author && !data.authors.find(au => au.id === author.id)) data.authors.push({ id: author.id, name: author.name })
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|         })
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|       }
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|       if (mediaMetadata.series && mediaMetadata.series.length) {
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|         mediaMetadata.series.forEach((series) => {
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|           if (series && !data.series.find(se => se.id === series.id)) data.series.push({ id: series.id, name: series.name })
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|         })
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|       }
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|       if (mediaMetadata.genres && mediaMetadata.genres.length) {
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|         mediaMetadata.genres.forEach((genre) => {
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|           if (genre && !data.genres.includes(genre)) data.genres.push(genre)
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|         })
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|       }
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|       if (li.media.tags.length) {
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|         li.media.tags.forEach((tag) => {
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|           if (tag && !data.tags.includes(tag)) data.tags.push(tag)
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|         })
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|       }
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|       if (mediaMetadata.narrators && mediaMetadata.narrators.length) {
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|         mediaMetadata.narrators.forEach((narrator) => {
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|           if (narrator && !data.narrators.includes(narrator)) data.narrators.push(narrator)
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|         })
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|       }
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|       if (mediaMetadata.language && !data.languages.includes(mediaMetadata.language)) data.languages.push(mediaMetadata.language)
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|     })
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|     data.authors = naturalSort(data.authors).asc(au => au.name)
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|     data.genres = naturalSort(data.genres).asc()
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|     data.tags = naturalSort(data.tags).asc()
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|     data.series = naturalSort(data.series).asc(se => se.name)
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|     data.narrators = naturalSort(data.narrators).asc()
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|     data.languages = naturalSort(data.languages).asc()
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|     return data
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|   },
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| 
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|   getSeriesFromBooks(books, allSeries, filterSeries, filterBy, user, minified = false) {
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|     const _series = {}
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|     const seriesToFilterOut = {}
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|     books.forEach((libraryItem) => {
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|       // get all book series for item that is not already filtered out
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|       const bookSeries = (libraryItem.media.metadata.series || []).filter(se => !seriesToFilterOut[se.id])
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|       if (!bookSeries.length) return
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| 
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|       if (filterBy && user && !filterBy.startsWith('progress.')) { // Series progress filters are evaluated after grouping
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|         // If a single book in a series is filtered out then filter out the entire series
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|         if (!this.checkFilterForSeriesLibraryItem(libraryItem, filterBy)) {
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|           // filter out this library item
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|           bookSeries.forEach((bookSeriesObj) => {
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|             // flag series to filter it out
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|             seriesToFilterOut[bookSeriesObj.id] = true
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|             delete _series[bookSeriesObj.id]
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|           })
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|           return
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|         }
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|       }
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| 
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|       bookSeries.forEach((bookSeriesObj) => {
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|         const series = allSeries.find(se => se.id === bookSeriesObj.id)
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| 
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|         const abJson = minified ? libraryItem.toJSONMinified() : libraryItem.toJSONExpanded()
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|         abJson.sequence = bookSeriesObj.sequence
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|         if (filterSeries) {
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|           abJson.filterSeriesSequence = libraryItem.media.metadata.getSeries(filterSeries).sequence
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|         }
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|         if (!_series[bookSeriesObj.id]) {
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|           _series[bookSeriesObj.id] = {
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|             id: bookSeriesObj.id,
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|             name: bookSeriesObj.name,
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|             nameIgnorePrefix: getTitlePrefixAtEnd(bookSeriesObj.name),
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|             nameIgnorePrefixSort: getTitleIgnorePrefix(bookSeriesObj.name),
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|             type: 'series',
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|             books: [abJson],
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|             addedAt: series ? series.addedAt : 0,
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|             totalDuration: isNullOrNaN(abJson.media.duration) ? 0 : Number(abJson.media.duration)
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|           }
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| 
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|         } else {
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|           _series[bookSeriesObj.id].books.push(abJson)
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|           _series[bookSeriesObj.id].totalDuration += isNullOrNaN(abJson.media.duration) ? 0 : Number(abJson.media.duration)
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|         }
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|       })
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|     })
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| 
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|     let seriesItems = Object.values(_series)
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| 
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|     // check progress filter
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|     if (filterBy && filterBy.startsWith('progress.') && user) {
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|       seriesItems = seriesItems.filter(se => this.checkSeriesProgressFilter(se, filterBy, user))
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|     }
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| 
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|     return seriesItems.map((series) => {
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|       series.books = naturalSort(series.books).asc(li => li.sequence)
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|       return series
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|     })
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|   },
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| 
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|   getBooksNextInSeries(seriesWithUserAb, limit, minified = false) {
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|     var incompleteSeires = seriesWithUserAb.filter((series) => series.books.some((book) => !book.userAudiobook || (!book.userAudiobook.isRead && book.userAudiobook.progress == 0)))
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|     var booksNextInSeries = []
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|     incompleteSeires.forEach((series) => {
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|       var dateLastRead = series.books.filter((data) => data.userAudiobook && data.userAudiobook.isRead).sort((a, b) => { return b.userAudiobook.finishedAt - a.userAudiobook.finishedAt })[0].userAudiobook.finishedAt
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|       var nextUnreadBook = series.books.filter((data) => !data.userAudiobook || (!data.userAudiobook.isRead && data.userAudiobook.progress == 0))[0]
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|       nextUnreadBook.DateLastReadSeries = dateLastRead
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|       booksNextInSeries.push(nextUnreadBook)
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|     })
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|     return booksNextInSeries.sort((a, b) => { return b.DateLastReadSeries - a.DateLastReadSeries }).map(b => minified ? b.book.toJSONMinified() : b.book.toJSONExpanded()).slice(0, limit)
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|   },
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| 
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|   getGenresWithCount(libraryItems) {
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|     var genresMap = {}
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|     libraryItems.forEach((li) => {
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|       var genres = li.media.metadata.genres || []
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|       genres.forEach((genre) => {
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|         if (genresMap[genre]) genresMap[genre].count++
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|         else
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|           genresMap[genre] = {
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|             genre,
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|             count: 1
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|           }
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|       })
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|     })
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|     return Object.values(genresMap).sort((a, b) => b.count - a.count)
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|   },
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| 
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|   getAuthorsWithCount(libraryItems) {
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|     var authorsMap = {}
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|     libraryItems.forEach((li) => {
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|       var authors = li.media.metadata.authors || []
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|       authors.forEach((author) => {
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|         if (authorsMap[author.id]) authorsMap[author.id].count++
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|         else
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|           authorsMap[author.id] = {
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|             id: author.id,
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|             name: author.name,
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|             count: 1
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|           }
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|       })
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|     })
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|     return Object.values(authorsMap).sort((a, b) => b.count - a.count)
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|   },
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| 
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|   getItemDurationStats(libraryItems) {
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|     var sorted = sort(libraryItems).desc(li => li.media.duration)
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|     var top10 = sorted.slice(0, 10).map(li => ({ id: li.id, title: li.media.metadata.title, duration: li.media.duration })).filter(i => i.duration > 0)
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|     var totalDuration = 0
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|     var numAudioTracks = 0
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|     libraryItems.forEach((li) => {
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|       totalDuration += li.media.duration
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|       numAudioTracks += li.media.numTracks
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|     })
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|     return {
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|       totalDuration,
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|       numAudioTracks,
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|       longestItems: top10
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|     }
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|   },
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| 
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|   getItemSizeStats(libraryItems) {
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|     var sorted = sort(libraryItems).desc(li => li.media.size)
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|     var top10 = sorted.slice(0, 10).map(li => ({ id: li.id, title: li.media.metadata.title, size: li.media.size })).filter(i => i.size > 0)
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|     var totalSize = 0
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|     libraryItems.forEach((li) => {
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|       totalSize += li.media.size
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|     })
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|     return {
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|       totalSize,
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|       largestItems: top10
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|     }
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|   },
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| 
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|   getLibraryItemsTotalSize(libraryItems) {
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|     var totalSize = 0
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|     libraryItems.forEach((li) => {
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|       totalSize += li.media.size
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|     })
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|     return totalSize
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|   },
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| 
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| 
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|   collapseBookSeries(libraryItems, series, filterSeries) {
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|     // Get series from the library items. If this list is being collapsed after filtering for a series,
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|     // don't collapse that series, only books that are in other series.
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|     const seriesObjects = this
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|       .getSeriesFromBooks(libraryItems, series, filterSeries, null, null, true)
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|       .filter(s => s.id != filterSeries)
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| 
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|     const filteredLibraryItems = []
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| 
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|     libraryItems.forEach((li) => {
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|       if (li.mediaType != 'book') return
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| 
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|       // Handle when this is the first book in a series
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|       seriesObjects.filter(s => s.books[0].id == li.id).forEach(series => {
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|         // Clone the library item as we need to attach data to it, but don't
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|         // want to change the global copy of the library item
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|         filteredLibraryItems.push(Object.assign(
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|           Object.create(Object.getPrototypeOf(li)),
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|           li, { collapsedSeries: series }))
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|       })
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| 
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|       // Only included books not contained in series
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|       if (!seriesObjects.some(s => s.books.some(b => b.id == li.id)))
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|         filteredLibraryItems.push(li)
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|     })
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| 
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|     return filteredLibraryItems
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|   },
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| 
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|   buildPersonalizedShelves(ctx, user, libraryItems, mediaType, maxEntitiesPerShelf, include) {
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|     const isPodcastLibrary = mediaType === 'podcast'
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|     const includeRssFeed = include.includes('rssfeed')
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| 
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|     const shelves = [
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|       {
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|         id: 'continue-listening',
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|         label: 'Continue Listening',
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|         labelStringKey: 'LabelContinueListening',
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|         type: isPodcastLibrary ? 'episode' : mediaType,
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|         entities: []
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|       },
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|       {
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|         id: 'continue-reading',
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|         label: 'Continue Reading',
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|         labelStringKey: 'LabelContinueReading',
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|         type: 'book',
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|         entities: []
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|       },
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|       {
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|         id: 'continue-series',
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|         label: 'Continue Series',
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|         labelStringKey: 'LabelContinueSeries',
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|         type: mediaType,
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|         entities: []
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|       },
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|       {
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|         id: 'episodes-recently-added',
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|         label: 'Newest Episodes',
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|         labelStringKey: 'LabelNewestEpisodes',
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|         type: 'episode',
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|         entities: []
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|       },
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|       {
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|         id: 'recently-added',
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|         label: 'Recently Added',
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|         labelStringKey: 'LabelRecentlyAdded',
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|         type: mediaType,
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|         entities: []
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|       },
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|       {
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|         id: 'recent-series',
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|         label: 'Recent Series',
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|         labelStringKey: 'LabelRecentSeries',
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|         type: 'series',
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|         entities: []
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|       },
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|       {
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|         id: 'recommended',
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|         label: 'Recommended',
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|         labelStringKey: 'LabelRecommended',
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|         type: mediaType,
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|         entities: []
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|       },
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|       {
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|         id: 'listen-again',
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|         label: 'Listen Again',
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|         labelStringKey: 'LabelListenAgain',
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|         type: isPodcastLibrary ? 'episode' : mediaType,
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|         entities: []
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|       },
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|       {
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|         id: 'read-again',
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|         label: 'Read Again',
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|         labelStringKey: 'LabelReadAgain',
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|         type: 'book',
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|         entities: []
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|       },
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|       {
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|         id: 'newest-authors',
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|         label: 'Newest Authors',
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|         labelStringKey: 'LabelNewestAuthors',
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|         type: 'authors',
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|         entities: []
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|       }
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|     ]
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| 
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|     const categoryMap = {}
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|     shelves.forEach((shelf) => {
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|       categoryMap[shelf.id] = {
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|         id: shelf.id,
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|         biggest: 0,
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|         smallest: 0,
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|         items: []
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|       }
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|     })
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| 
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|     const seriesMap = {}
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|     const authorMap = {}
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| 
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|     // For use with recommended
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|     const topGenresListened = {}
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|     const topAuthorsListened = {}
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|     const topTagsListened = {}
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|     const notStartedBooks = []
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| 
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|     for (const libraryItem of libraryItems) {
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|       if (libraryItem.addedAt > categoryMap['recently-added'].smallest) {
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| 
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|         const indexToPut = categoryMap['recently-added'].items.findIndex(i => libraryItem.addedAt > i.addedAt)
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|         if (indexToPut >= 0) {
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|           categoryMap['recently-added'].items.splice(indexToPut, 0, libraryItem.toJSONMinified())
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|         } else {
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|           categoryMap['recently-added'].items.push(libraryItem.toJSONMinified())
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|         }
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| 
 | |
|         if (categoryMap['recently-added'].items.length > maxEntitiesPerShelf) {
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|           // Remove last item
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|           categoryMap['recently-added'].items.pop()
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|           categoryMap['recently-added'].smallest = categoryMap['recently-added'].items[categoryMap['recently-added'].items.length - 1].addedAt
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|         }
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|         categoryMap['recently-added'].biggest = categoryMap['recently-added'].items[0].addedAt
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|       }
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| 
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|       const allItemProgress = user.getAllMediaProgressForLibraryItem(libraryItem.id)
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|       if (libraryItem.isPodcast) {
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|         // Podcast categories
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|         const podcastEpisodes = libraryItem.media.episodes || []
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|         for (const episode of podcastEpisodes) {
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|           // Newest episodes
 | |
|           if (episode.addedAt > categoryMap['episodes-recently-added'].smallest) {
 | |
|             const libraryItemWithEpisode = {
 | |
|               ...libraryItem.toJSONMinified(),
 | |
|               recentEpisode: episode.toJSON()
 | |
|             }
 | |
| 
 | |
|             const indexToPut = categoryMap['episodes-recently-added'].items.findIndex(i => episode.addedAt > i.recentEpisode.addedAt)
 | |
|             if (indexToPut >= 0) {
 | |
|               categoryMap['episodes-recently-added'].items.splice(indexToPut, 0, libraryItemWithEpisode)
 | |
|             } else {
 | |
|               categoryMap['episodes-recently-added'].items.push(libraryItemWithEpisode)
 | |
|             }
 | |
| 
 | |
|             if (categoryMap['episodes-recently-added'].items.length > maxEntitiesPerShelf) {
 | |
|               // Remove last item
 | |
|               categoryMap['episodes-recently-added'].items.pop()
 | |
|               categoryMap['episodes-recently-added'].smallest = categoryMap['episodes-recently-added'].items[categoryMap['episodes-recently-added'].items.length - 1].recentEpisode.addedAt
 | |
|             }
 | |
|             categoryMap['episodes-recently-added'].biggest = categoryMap['episodes-recently-added'].items[0].recentEpisode.addedAt
 | |
|           }
 | |
| 
 | |
|           // Episode recently listened and finished
 | |
|           const mediaProgress = allItemProgress.find(mp => mp.episodeId === episode.id)
 | |
|           if (mediaProgress) {
 | |
|             if (mediaProgress.isFinished) {
 | |
|               if (mediaProgress.finishedAt > categoryMap['listen-again'].smallest) { // Item belongs on shelf
 | |
|                 const libraryItemWithEpisode = {
 | |
|                   ...libraryItem.toJSONMinified(),
 | |
|                   recentEpisode: episode.toJSON(),
 | |
|                   finishedAt: mediaProgress.finishedAt
 | |
|                 }
 | |
| 
 | |
|                 const indexToPut = categoryMap['listen-again'].items.findIndex(i => mediaProgress.finishedAt > i.finishedAt)
 | |
|                 if (indexToPut >= 0) {
 | |
|                   categoryMap['listen-again'].items.splice(indexToPut, 0, libraryItemWithEpisode)
 | |
|                 } else {
 | |
|                   categoryMap['listen-again'].items.push(libraryItemWithEpisode)
 | |
|                 }
 | |
| 
 | |
|                 if (categoryMap['listen-again'].items.length > maxEntitiesPerShelf) {
 | |
|                   // Remove last item
 | |
|                   categoryMap['listen-again'].items.pop()
 | |
|                   categoryMap['listen-again'].smallest = categoryMap['listen-again'].items[categoryMap['listen-again'].items.length - 1].finishedAt
 | |
|                 }
 | |
|                 categoryMap['listen-again'].biggest = categoryMap['listen-again'].items[0].finishedAt
 | |
|               }
 | |
|             } else if (mediaProgress.inProgress && !mediaProgress.hideFromContinueListening) { // Handle most recently listened
 | |
|               if (mediaProgress.lastUpdate > categoryMap['continue-listening'].smallest) { // Item belongs on shelf
 | |
|                 const libraryItemWithEpisode = {
 | |
|                   ...libraryItem.toJSONMinified(),
 | |
|                   recentEpisode: episode.toJSON(),
 | |
|                   progressLastUpdate: mediaProgress.lastUpdate
 | |
|                 }
 | |
| 
 | |
|                 const indexToPut = categoryMap['continue-listening'].items.findIndex(i => mediaProgress.lastUpdate > i.progressLastUpdate)
 | |
|                 if (indexToPut >= 0) {
 | |
|                   categoryMap['continue-listening'].items.splice(indexToPut, 0, libraryItemWithEpisode)
 | |
|                 } else {
 | |
|                   categoryMap['continue-listening'].items.push(libraryItemWithEpisode)
 | |
|                 }
 | |
| 
 | |
|                 if (categoryMap['continue-listening'].items.length > maxEntitiesPerShelf) {
 | |
|                   // Remove last item
 | |
|                   categoryMap['continue-listening'].items.pop()
 | |
|                   categoryMap['continue-listening'].smallest = categoryMap['continue-listening'].items[categoryMap['continue-listening'].items.length - 1].progressLastUpdate
 | |
|                 }
 | |
| 
 | |
|                 categoryMap['continue-listening'].biggest = categoryMap['continue-listening'].items[0].progressLastUpdate
 | |
|               }
 | |
|             }
 | |
|           }
 | |
|         }
 | |
|       } else if (libraryItem.isBook) {
 | |
|         // Book categories
 | |
| 
 | |
|         const mediaProgress = allItemProgress.length ? allItemProgress[0] : null
 | |
| 
 | |
|         // Used for recommended. Tally up most listened to authors/genres/tags
 | |
|         if (mediaProgress && (mediaProgress.inProgress || mediaProgress.isFinished)) {
 | |
|           libraryItem.media.metadata.authors.forEach((author) => {
 | |
|             topAuthorsListened[author.id] = (topAuthorsListened[author.id] || 0) + 1
 | |
|           })
 | |
|           libraryItem.media.metadata.genres.forEach((genre) => {
 | |
|             topGenresListened[genre] = (topGenresListened[genre] || 0) + 1
 | |
|           })
 | |
|           libraryItem.media.tags.forEach((tag) => {
 | |
|             topTagsListened[tag] = (topTagsListened[tag] || 0) + 1
 | |
|           })
 | |
|         } else {
 | |
|           // Insert in random position to add randomization to equal weighted items
 | |
|           notStartedBooks.splice(Math.floor(Math.random() * (notStartedBooks.length + 1)), 0, libraryItem)
 | |
|         }
 | |
| 
 | |
|         // Newest series
 | |
|         if (libraryItem.media.metadata.series.length) {
 | |
|           for (const librarySeries of libraryItem.media.metadata.series) {
 | |
| 
 | |
|             const bookInProgress = mediaProgress && (mediaProgress.inProgress || mediaProgress.isFinished)
 | |
|             const bookActive = mediaProgress && mediaProgress.inProgress && !mediaProgress.isFinished
 | |
|             const libraryItemJson = libraryItem.toJSONMinified()
 | |
|             libraryItemJson.seriesSequence = librarySeries.sequence
 | |
| 
 | |
|             const hideFromContinueListening = user.checkShouldHideSeriesFromContinueListening(librarySeries.id)
 | |
| 
 | |
|             if (!seriesMap[librarySeries.id]) {
 | |
|               const seriesObj = ctx.db.series.find(se => se.id === librarySeries.id)
 | |
|               if (seriesObj) {
 | |
|                 const series = {
 | |
|                   ...seriesObj.toJSON(),
 | |
|                   books: [libraryItemJson],
 | |
|                   inProgress: bookInProgress,
 | |
|                   hasActiveBook: bookActive,
 | |
|                   hideFromContinueListening,
 | |
|                   bookInProgressLastUpdate: bookInProgress ? mediaProgress.lastUpdate : null,
 | |
|                   firstBookUnread: bookInProgress ? null : libraryItemJson
 | |
|                 }
 | |
|                 seriesMap[librarySeries.id] = series
 | |
| 
 | |
|                 if (series.addedAt > categoryMap['recent-series'].smallest) {
 | |
|                   const indexToPut = categoryMap['recent-series'].items.findIndex(i => series.addedAt > i.addedAt)
 | |
|                   if (indexToPut >= 0) {
 | |
|                     categoryMap['recent-series'].items.splice(indexToPut, 0, series)
 | |
|                   } else {
 | |
|                     categoryMap['recent-series'].items.push(series)
 | |
|                   }
 | |
| 
 | |
|                   // Max series is 5
 | |
|                   if (categoryMap['recent-series'].items.length > 5) {
 | |
|                     categoryMap['recent-series'].items.pop()
 | |
|                     categoryMap['recent-series'].smallest = categoryMap['recent-series'].items[categoryMap['recent-series'].items.length - 1].addedAt
 | |
|                   }
 | |
| 
 | |
|                   categoryMap['recent-series'].biggest = categoryMap['recent-series'].items[0].addedAt
 | |
|                 }
 | |
|               }
 | |
|             } else {
 | |
|               // series already in map - add book
 | |
|               seriesMap[librarySeries.id].books.push(libraryItemJson)
 | |
| 
 | |
|               if (bookInProgress) { // Update if this series is in progress
 | |
|                 seriesMap[librarySeries.id].inProgress = true
 | |
| 
 | |
|                 if (seriesMap[librarySeries.id].bookInProgressLastUpdate < mediaProgress.lastUpdate) {
 | |
|                   seriesMap[librarySeries.id].bookInProgressLastUpdate = mediaProgress.lastUpdate
 | |
|                 }
 | |
|               } else if (!seriesMap[librarySeries.id].firstBookUnread) {
 | |
|                 seriesMap[librarySeries.id].firstBookUnread = libraryItemJson
 | |
|               } else if (libraryItemJson.seriesSequence) {
 | |
|                 // If current firstBookUnread has a series sequence greater than this series sequence, then update firstBookUnread
 | |
|                 const firstBookUnreadSequence = seriesMap[librarySeries.id].firstBookUnread.seriesSequence
 | |
|                 if (!firstBookUnreadSequence || String(firstBookUnreadSequence).localeCompare(String(librarySeries.sequence), undefined, { sensitivity: 'base', numeric: true }) > 0) {
 | |
|                   seriesMap[librarySeries.id].firstBookUnread = libraryItemJson
 | |
|                 }
 | |
|               }
 | |
| 
 | |
|               // Update if series has an active (progress < 100%) book
 | |
|               if (bookActive) {
 | |
|                 seriesMap[librarySeries.id].hasActiveBook = true
 | |
|               }
 | |
|             }
 | |
|           }
 | |
|         }
 | |
| 
 | |
|         // Newest authors
 | |
|         if (libraryItem.media.metadata.authors.length) {
 | |
|           for (const libraryAuthor of libraryItem.media.metadata.authors) {
 | |
|             if (!authorMap[libraryAuthor.id]) {
 | |
|               const authorObj = ctx.db.authors.find(au => au.id === libraryAuthor.id)
 | |
|               if (authorObj) {
 | |
|                 const author = {
 | |
|                   ...authorObj.toJSON(),
 | |
|                   numBooks: 1
 | |
|                 }
 | |
| 
 | |
|                 if (author.addedAt > categoryMap['newest-authors'].smallest) {
 | |
| 
 | |
|                   const indexToPut = categoryMap['newest-authors'].items.findIndex(i => author.addedAt > i.addedAt)
 | |
|                   if (indexToPut >= 0) {
 | |
|                     categoryMap['newest-authors'].items.splice(indexToPut, 0, author)
 | |
|                   } else {
 | |
|                     categoryMap['newest-authors'].items.push(author)
 | |
|                   }
 | |
| 
 | |
|                   // Max authors is 10
 | |
|                   if (categoryMap['newest-authors'].items.length > 10) {
 | |
|                     categoryMap['newest-authors'].items.pop()
 | |
|                     categoryMap['newest-authors'].smallest = categoryMap['newest-authors'].items[categoryMap['newest-authors'].items.length - 1].addedAt
 | |
|                   }
 | |
| 
 | |
|                   categoryMap['newest-authors'].biggest = categoryMap['newest-authors'].items[0].addedAt
 | |
|                 }
 | |
| 
 | |
|                 authorMap[libraryAuthor.id] = author
 | |
|               }
 | |
|             } else {
 | |
|               authorMap[libraryAuthor.id].numBooks++
 | |
|             }
 | |
|           }
 | |
|         }
 | |
| 
 | |
|         // Book listening and finished
 | |
|         if (mediaProgress) {
 | |
|           const categoryId = libraryItem.media.isEBookOnly ? 'read-again' : 'listen-again'
 | |
| 
 | |
|           // Handle most recently finished
 | |
|           if (mediaProgress.isFinished) {
 | |
|             if (mediaProgress.finishedAt > categoryMap[categoryId].smallest) { // Item belongs on shelf
 | |
|               const libraryItemObj = {
 | |
|                 ...libraryItem.toJSONMinified(),
 | |
|                 finishedAt: mediaProgress.finishedAt
 | |
|               }
 | |
| 
 | |
|               const indexToPut = categoryMap[categoryId].items.findIndex(i => mediaProgress.finishedAt > i.finishedAt)
 | |
|               if (indexToPut >= 0) {
 | |
|                 categoryMap[categoryId].items.splice(indexToPut, 0, libraryItemObj)
 | |
|               } else {
 | |
|                 categoryMap[categoryId].items.push(libraryItemObj)
 | |
|               }
 | |
|               if (categoryMap[categoryId].items.length > maxEntitiesPerShelf) {
 | |
|                 // Remove last item
 | |
|                 categoryMap[categoryId].items.pop()
 | |
|                 categoryMap[categoryId].smallest = categoryMap[categoryId].items[categoryMap[categoryId].items.length - 1].finishedAt
 | |
|               }
 | |
|               categoryMap[categoryId].biggest = categoryMap[categoryId].items[0].finishedAt
 | |
|             }
 | |
|           } else if (mediaProgress.inProgress && !mediaProgress.hideFromContinueListening) { // Handle most recently listened
 | |
|             const categoryId = libraryItem.media.isEBookOnly ? 'continue-reading' : 'continue-listening'
 | |
| 
 | |
|             if (mediaProgress.lastUpdate > categoryMap[categoryId].smallest) { // Item belongs on shelf
 | |
|               const libraryItemObj = {
 | |
|                 ...libraryItem.toJSONMinified(),
 | |
|                 progressLastUpdate: mediaProgress.lastUpdate
 | |
|               }
 | |
| 
 | |
|               const indexToPut = categoryMap[categoryId].items.findIndex(i => mediaProgress.lastUpdate > i.progressLastUpdate)
 | |
|               if (indexToPut >= 0) {
 | |
|                 categoryMap[categoryId].items.splice(indexToPut, 0, libraryItemObj)
 | |
|               } else { // Should only happen when array is < max
 | |
|                 categoryMap[categoryId].items.push(libraryItemObj)
 | |
|               }
 | |
|               if (categoryMap[categoryId].items.length > maxEntitiesPerShelf) {
 | |
|                 // Remove last item
 | |
|                 categoryMap[categoryId].items.pop()
 | |
|                 categoryMap[categoryId].smallest = categoryMap[categoryId].items[categoryMap[categoryId].items.length - 1].progressLastUpdate
 | |
|               }
 | |
|               categoryMap[categoryId].biggest = categoryMap[categoryId].items[0].progressLastUpdate
 | |
|             }
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     // For Continue Series - Find next book in series for series that are in progress
 | |
|     for (const seriesId in seriesMap) {
 | |
|       seriesMap[seriesId].books = naturalSort(seriesMap[seriesId].books).asc(li => li.seriesSequence)
 | |
| 
 | |
|       if (seriesMap[seriesId].inProgress && !seriesMap[seriesId].hideFromContinueListening) {
 | |
|         // take the first book unread with the smallest series sequence
 | |
|         // unless the user is already listening to a book from this series
 | |
|         const hasActiveBook = seriesMap[seriesId].hasActiveBook
 | |
|         const nextBookInSeries = seriesMap[seriesId].firstBookUnread
 | |
| 
 | |
|         if (!hasActiveBook && nextBookInSeries) {
 | |
|           const bookForContinueSeries = {
 | |
|             ...nextBookInSeries,
 | |
|             prevBookInProgressLastUpdate: seriesMap[seriesId].bookInProgressLastUpdate
 | |
|           }
 | |
|           bookForContinueSeries.media.metadata.series = {
 | |
|             id: seriesId,
 | |
|             name: seriesMap[seriesId].name,
 | |
|             sequence: nextBookInSeries.seriesSequence
 | |
|           }
 | |
| 
 | |
|           const indexToPut = categoryMap['continue-series'].items.findIndex(i => i.prevBookInProgressLastUpdate < bookForContinueSeries.prevBookInProgressLastUpdate)
 | |
|           if (!categoryMap['continue-series'].items.find(book => book.id === bookForContinueSeries.id)) {
 | |
|             if (indexToPut >= 0) {
 | |
|               categoryMap['continue-series'].items.splice(indexToPut, 0, bookForContinueSeries)
 | |
|             } else if (categoryMap['continue-series'].items.length < 10) { // Max 10 books
 | |
|               categoryMap['continue-series'].items.push(bookForContinueSeries)
 | |
|             }
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     // For recommended
 | |
|     if (!isPodcastLibrary && notStartedBooks.length) {
 | |
|       const genresCount = Object.values(topGenresListened).reduce((a, b) => a + b, 0)
 | |
|       const authorsCount = Object.values(topAuthorsListened).reduce((a, b) => a + b, 0)
 | |
|       const tagsCount = Object.values(topTagsListened).reduce((a, b) => a + b, 0)
 | |
| 
 | |
|       for (const libraryItem of notStartedBooks) {
 | |
|         // dont include books in an unfinished series and books that are not first in an unstarted series
 | |
|         let shouldContinue = !libraryItem.media.metadata.series.length
 | |
|         libraryItem.media.metadata.series.forEach((se) => {
 | |
|           if (seriesMap[se.id]) {
 | |
|             if (seriesMap[se.id].inProgress) {
 | |
|               shouldContinue = false
 | |
|               return
 | |
|             } else if (seriesMap[se.id].books[0].id === libraryItem.id) {
 | |
|               shouldContinue = true
 | |
|             }
 | |
|           }
 | |
|         })
 | |
|         if (!shouldContinue) {
 | |
|           continue;
 | |
|         }
 | |
| 
 | |
|         let totalWeight = 0
 | |
| 
 | |
|         if (authorsCount > 0) {
 | |
|           libraryItem.media.metadata.authors.forEach((author) => {
 | |
|             if (topAuthorsListened[author.id]) {
 | |
|               totalWeight += topAuthorsListened[author.id] / authorsCount
 | |
|             }
 | |
|           })
 | |
|         }
 | |
| 
 | |
|         if (genresCount > 0) {
 | |
|           libraryItem.media.metadata.genres.forEach((genre) => {
 | |
|             if (topGenresListened[genre]) {
 | |
|               totalWeight += topGenresListened[genre] / genresCount
 | |
|             }
 | |
|           })
 | |
|         }
 | |
| 
 | |
|         if (tagsCount > 0) {
 | |
|           libraryItem.media.tags.forEach((tag) => {
 | |
|             if (topTagsListened[tag]) {
 | |
|               totalWeight += topTagsListened[tag] / tagsCount
 | |
|             }
 | |
|           })
 | |
|         }
 | |
| 
 | |
|         if (!categoryMap.recommended.smallest || totalWeight > categoryMap.recommended.smallest) {
 | |
|           const libraryItemObj = {
 | |
|             ...libraryItem.toJSONMinified(),
 | |
|             weight: totalWeight
 | |
|           }
 | |
| 
 | |
|           const indexToPut = categoryMap.recommended.items.findIndex(i => totalWeight > i.weight)
 | |
|           if (indexToPut >= 0) {
 | |
|             categoryMap.recommended.items.splice(indexToPut, 0, libraryItemObj)
 | |
|           } else {
 | |
|             categoryMap.recommended.items.push(libraryItemObj)
 | |
|           }
 | |
| 
 | |
|           if (categoryMap.recommended.items.length > maxEntitiesPerShelf) {
 | |
|             categoryMap.recommended.items.pop()
 | |
|             categoryMap.recommended.smallest = categoryMap.recommended.items[categoryMap.recommended.items.length - 1].weight
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     // Sort series books by sequence
 | |
|     if (categoryMap['recent-series'].items.length) {
 | |
|       for (const seriesItem of categoryMap['recent-series'].items) {
 | |
|         seriesItem.books = naturalSort(seriesItem.books).asc(li => li.seriesSequence)
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     const categoriesWithItems = Object.values(categoryMap).filter(cat => cat.items.length)
 | |
| 
 | |
|     return categoriesWithItems.map(cat => {
 | |
|       const shelf = shelves.find(s => s.id === cat.id)
 | |
|       shelf.entities = cat.items
 | |
| 
 | |
|       // Add rssFeed to entities if query string "include=rssfeed" was on request
 | |
|       if (includeRssFeed) {
 | |
|         if (shelf.type === 'book' || shelf.type === 'podcast') {
 | |
|           shelf.entities = shelf.entities.map((item) => {
 | |
|             item.rssFeed = ctx.rssFeedManager.findFeedForEntityId(item.id)?.toJSONMinified() || null
 | |
|             return item
 | |
|           })
 | |
|         } else if (shelf.type === 'series') {
 | |
|           shelf.entities = shelf.entities.map((series) => {
 | |
|             series.rssFeed = ctx.rssFeedManager.findFeedForEntityId(series.id)?.toJSONMinified() || null
 | |
|             return series
 | |
|           })
 | |
|         }
 | |
|       }
 | |
| 
 | |
|       return shelf
 | |
|     })
 | |
|   },
 | |
| 
 | |
|   groupMusicLibraryItemsIntoAlbums(libraryItems) {
 | |
|     const albums = {}
 | |
| 
 | |
|     libraryItems.forEach((li) => {
 | |
|       const albumTitle = li.media.metadata.album
 | |
|       const albumArtist = li.media.metadata.albumArtist
 | |
| 
 | |
|       if (albumTitle && !albums[albumTitle]) {
 | |
|         albums[albumTitle] = {
 | |
|           title: albumTitle,
 | |
|           artist: albumArtist,
 | |
|           libraryItemId: li.media.coverPath ? li.id : null,
 | |
|           numTracks: 1
 | |
|         }
 | |
|       } else if (albumTitle && albums[albumTitle].artist === albumArtist) {
 | |
|         if (!albums[albumTitle].libraryItemId && li.media.coverPath) albums[albumTitle].libraryItemId = li.id
 | |
|         albums[albumTitle].numTracks++
 | |
|       } else {
 | |
|         if (albumTitle) {
 | |
|           Logger.warn(`Music track "${li.media.metadata.title}" with album "${albumTitle}" has a different album artist then another track in the same album.  This track album artist is "${albumArtist}" but the album artist is already set to "${albums[albumTitle].artist}"`)
 | |
|         }
 | |
|         if (!albums['_none_']) albums['_none_'] = { title: 'No Album', artist: 'Various Artists', libraryItemId: null, numTracks: 0 }
 | |
|         albums['_none_'].numTracks++
 | |
|       }
 | |
|     })
 | |
| 
 | |
|     return Object.values(albums)
 | |
|   }
 | |
| }
 |