advplyr.audiobookshelf-app/pages/item/_id.vue

<template>
  <div class="w-full h-full px-3 py-4 overflow-y-auto">
    <div class="flex">
      <div class="w-32">
        <div class="relative">
          <covers-book-cover :library-item="libraryItem" :download-cover="downloadedCover" :width="128" :book-cover-aspect-ratio="bookCoverAspectRatio" />
          <div class="absolute bottom-0 left-0 h-1.5 bg-yellow-400 shadow-sm z-10" :style="{ width: 128 * progressPercent + 'px' }"></div>
        </div>
        <div class="flex my-4">
          <p v-if="numTracks" class="text-sm">{{ numTracks }} Tracks</p>
        </div>
      </div>
      <div class="flex-grow px-3">
        <h1 class="text-lg">{{ title }}</h1>
        <!-- <h3 v-if="series" class="font-book text-gray-300 text-lg leading-7">{{ seriesText }}</h3> -->
        <p class="text-sm text-gray-400">by {{ author }}</p>
        <p v-if="numTracks" class="text-gray-300 text-sm my-1">
          {{ $elapsedPretty(duration) }}
          <span class="px-4">{{ $bytesPretty(size) }}</span>
        </p>

        <div v-if="progressPercent > 0" class="px-4 py-2 bg-primary text-sm font-semibold rounded-md text-gray-200 mt-4 relative" :class="resettingProgress ? 'opacity-25' : ''">
          <p class="leading-6">Your Progress: {{ Math.round(progressPercent * 100) }}%</p>
          <p v-if="progressPercent < 1" class="text-gray-400 text-xs">{{ $elapsedPretty(userTimeRemaining) }} remaining</p>
          <div v-if="!resettingProgress" class="absolute -top-1.5 -right-1.5 p-1 w-5 h-5 rounded-full bg-bg hover:bg-error border border-primary flex items-center justify-center cursor-pointer" @click.stop="clearProgressClick">
            <span class="material-icons text-sm">close</span>
          </div>
        </div>

        <div v-if="(isConnected && (showPlay || showRead)) || isDownloadPlayable" class="flex mt-4 -mr-2">
          <ui-btn v-if="showPlay" color="success" :disabled="isPlaying" class="flex items-center justify-center flex-grow mr-2" :padding-x="4" @click="playClick">
            <span v-show="!isPlaying" class="material-icons">play_arrow</span>
            <span class="px-1 text-sm">{{ isPlaying ? (isStreaming ? 'Streaming' : 'Playing') : isDownloadPlayable ? 'Play local' : 'Play stream' }}</span>
          </ui-btn>
          <ui-btn v-if="showRead && isConnected" color="info" class="flex items-center justify-center mr-2" :class="showPlay ? '' : 'flex-grow'" :padding-x="2" @click="readBook">
            <span class="material-icons">auto_stories</span>
            <span v-if="!showPlay" class="px-2 text-base">Read {{ ebookFormat }}</span>
          </ui-btn>
          <ui-btn v-if="isConnected && showPlay && !isIos" color="primary" class="flex items-center justify-center" :padding-x="2" @click="downloadClick">
            <span class="material-icons" :class="downloadObj ? 'animate-pulse' : ''">{{ downloadObj ? (isDownloading || isDownloadPreparing ? 'downloading' : 'download_done') : 'download' }}</span>
          </ui-btn>
        </div>
      </div>
    </div>
    <div class="w-full py-4">
      <p>{{ description }}</p>
    </div>

    <modals-select-local-folder-modal v-model="showSelectLocalFolder" :media-type="mediaType" @select="selectedLocalFolder" />
  </div>
</template>

<script>
import Path from 'path'
import { Dialog } from '@capacitor/dialog'
import AudioDownloader from '@/plugins/audio-downloader'
import StorageManager from '@/plugins/storage-manager'

export default {
  async asyncData({ store, params, redirect, app }) {
    var libraryItemId = params.id
    var libraryItem = null

    if (app.$server.connected) {
      libraryItem = await app.$axios.$get(`/api/items/${libraryItemId}?expanded=1`).catch((error) => {
        console.error('Failed', error)
        return false
      })
    } else {
      var download = store.getters['downloads/getDownload'](libraryItemId)
      if (download) {
        libraryItem = download.libraryItem
      }
    }

    if (!libraryItem) {
      console.error('No item...', params.id)
      return redirect('/')
    }
    return {
      libraryItem
    }
  },
  data() {
    return {
      resettingProgress: false,
      showSelectLocalFolder: false
    }
  },
  computed: {
    isIos() {
      return this.$platform === 'ios'
    },
    isConnected() {
      return this.$store.state.socketConnected
    },
    bookCoverAspectRatio() {
      return this.$store.getters['getBookCoverAspectRatio']
    },
    libraryItemId() {
      return this.libraryItem.id
    },
    mediaType() {
      return this.libraryItem.mediaType
    },
    media() {
      return this.libraryItem.media || {}
    },
    mediaMetadata() {
      return this.media.metadata || {}
    },
    title() {
      return this.mediaMetadata.title
    },
    author() {
      return this.mediaMetadata.authorName
    },
    description() {
      return this.mediaMetadata.description || ''
    },
    series() {
      return this.mediaMetadata.series || []
    },
    duration() {
      return this.media.duration
    },
    size() {
      return this.media.size
    },
    userToken() {
      return this.$store.getters['user/getToken']
    },
    userItemProgress() {
      return this.$store.getters['user/getUserLibraryItemProgress'](this.libraryItemId)
    },
    userIsFinished() {
      return this.userItemProgress ? !!this.userItemProgress.isFinished : false
    },
    userTimeRemaining() {
      if (!this.userItemProgress) return 0
      var duration = this.userItemProgress.duration || this.duration
      return duration - this.userItemProgress.currentTime
    },
    progressPercent() {
      return this.userItemProgress ? Math.max(Math.min(1, this.userItemProgress.progress), 0) : 0
    },
    userProgressStartedAt() {
      return this.userItemProgress ? this.userItemProgress.startedAt : 0
    },
    userProgressFinishedAt() {
      return this.userItemProgress ? this.userItemProgress.finishedAt : 0
    },
    isStreaming() {
      return this.$store.getters['isAudiobookStreaming'](this.libraryItemId)
    },
    isPlaying() {
      return this.$store.getters['isAudiobookPlaying'](this.libraryItemId)
    },
    numTracks() {
      if (!this.media.tracks) return 0
      return this.media.tracks.length || 0
    },
    isMissing() {
      return this.libraryItem.isMissing
    },
    isIncomplete() {
      return this.libraryItem.isIncomplete
    },
    isDownloading() {
      return this.downloadObj ? this.downloadObj.isDownloading : false
    },
    showPlay() {
      return !this.isMissing && !this.isIncomplete && this.numTracks
    },
    showRead() {
      return this.ebookFile && this.ebookFormat !== '.pdf'
    },
    ebookFile() {
      return this.media.ebookFile
    },
    ebookFormat() {
      if (!this.ebookFile) return null
      return this.ebookFile.ebookFormat
    },
    isDownloadPreparing() {
      return this.downloadObj ? this.downloadObj.isPreparing : false
    },
    isDownloadPlayable() {
      return this.downloadObj && !this.isDownloading && !this.isDownloadPreparing
    },
    downloadedCover() {
      return this.downloadObj ? this.downloadObj.cover : null
    },
    downloadObj() {
      return this.$store.getters['downloads/getDownload'](this.libraryItemId)
    },
    hasStoragePermission() {
      return this.$store.state.hasStoragePermission
    }
  },
  methods: {
    readBook() {
      this.$store.commit('openReader', this.libraryItem)
    },
    playClick() {
      this.$eventBus.$emit('play-item', this.libraryItem.id)

      // this.$store.commit('setPlayOnLoad', true)
      // if (!this.isDownloadPlayable) {
      // Stream
      // console.log('[PLAYCLICK] Set Playing STREAM ' + this.title)
      // this.$store.commit('setStreamAudiobook', this.libraryItem)
      // this.$server.socket.emit('open_stream', this.libraryItem.id)
      // } else {
      // Local
      // console.log('[PLAYCLICK] Set Playing Local Download ' + this.title)
      // this.$store.commit('setPlayingDownload', this.downloadObj)
      // }
    },
    async clearProgressClick() {
      if (!this.$server.connected) {
        this.$toast.info('Clear downloaded book progress not yet implemented')
        return
      }

      const { value } = await Dialog.confirm({
        title: 'Confirm',
        message: 'Are you sure you want to reset your progress?'
      })
      if (value) {
        this.resettingProgress = true
        this.$axios
          .$delete(`/api/me/progress/${this.libraryItemId}`)
          .then(() => {
            console.log('Progress reset complete')
            this.$toast.success(`Your progress was reset`)
            this.resettingProgress = false
          })
          .catch((error) => {
            console.error('Progress reset failed', error)
            this.resettingProgress = false
          })
      }
    },
    itemUpdated(libraryItem) {
      if (libraryItem.id === this.libraryItemId) {
        console.log('Item Updated')
        this.libraryItem = libraryItem
      }
    },
    async selectFolder() {
      // Select and save the local folder for media type
      var folderObj = await StorageManager.selectFolder({ mediaType: this.mediaType })
      if (folderObj.error) {
        return this.$toast.error(`Error: ${folderObj.error || 'Unknown Error'}`)
      }
      return folderObj
    },
    selectedLocalFolder(localFolder) {
      this.showSelectLocalFolder = false
      this.download(localFolder)
    },
    downloadClick() {
      this.download()
    },
    async download(selectedLocalFolder = null) {
      console.log('downloadClick ' + this.$server.connected + ' | ' + !!this.downloadObj)
      if (!this.$server.connected) return

      if (!this.numTracks || this.downloadObj) {
        return
      }

      // Get the local folder to download to
      var localFolder = selectedLocalFolder
      if (!localFolder) {
        var localFolders = (await this.$db.loadFolders()) || []
        console.log('Local folders loaded', localFolders.length)
        var foldersWithMediaType = localFolders.filter((lf) => {
          console.log('Checking local folder', lf.mediaType)
          return lf.mediaType == this.mediaType
        })
        console.log('Folders with media type', this.mediaType, foldersWithMediaType.length)
        if (!foldersWithMediaType.length) {
          // No local folders or no local folders with this media type
          localFolder = await this.selectFolder()
        } else if (foldersWithMediaType.length == 1) {
          console.log('Only 1 local folder with this media type - auto select it')
          localFolder = foldersWithMediaType[0]
        } else {
          console.log('Multiple folders with media type')
          this.showSelectLocalFolder = true
          return
        }
        if (!localFolder) {
          return this.$toast.error('Invalid download folder')
        }
      }

      console.log('Local folder', JSON.stringify(localFolder))

      var startDownloadMessage = `Start download for "${this.title}" with ${this.numTracks} audio track${this.numTracks == 1 ? '' : 's'} to folder ${localFolder.name}?`
      const { value } = await Dialog.confirm({
        title: 'Confirm',
        message: startDownloadMessage
      })
      if (value) {
        this.startDownload(localFolder)
      }
    },
    async startDownload(localFolder) {
      console.log('Starting download to local folder', localFolder.name)
      var downloadRes = await AudioDownloader.downloadLibraryItem({ libraryItemId: this.libraryItemId, localFolderId: localFolder.id })
      if (downloadRes.error) {
        var errorMsg = downloadRes.error || 'Unknown error'
        console.error('Download error', errorMsg)
        this.$toast.update(download.toastId, { content: `Error: ${errorMsg}`, options: { timeout: 5000, type: 'error' } })
        this.$store.commit('downloads/removeDownload', download)
      }
    },
    async changeDownloadFolderClick() {
      if (!this.hasStoragePermission) {
        console.log('Requesting Storage Permission')
        await StorageManager.requestStoragePermission()
      } else {
        var folderObj = await StorageManager.selectFolder()
        if (folderObj.error) {
          return this.$toast.error(`Error: ${folderObj.error || 'Unknown Error'}`)
        }

        var permissionsGood = await StorageManager.checkFolderPermissions({ folderUrl: folderObj.uri })
        console.log('Storage Permission check folder ' + permissionsGood)

        if (!permissionsGood) {
          this.$toast.error('Folder permissions failed')
          return
        } else {
          this.$toast.success('Folder permission success')
        }

        await this.$localStore.setDownloadFolder(folderObj)
      }
    },
    // async prepareDownload() {
    //   var audiobook = this.libraryItem
    //   if (!audiobook) {
    //     return
    //   }

    //   // Download Path
    //   var dlFolder = this.$localStore.downloadFolder
    //   console.log('Prepare download: ' + this.hasStoragePermission + ' | ' + dlFolder)

    //   if (!this.hasStoragePermission || !dlFolder) {
    //     console.log('No download folder, request from user')
    //     // User to select download folder from download modal to ensure permissions
    //     // this.$store.commit('downloads/setShowModal', true)
    //     this.changeDownloadFolderClick()
    //     return
    //   } else {
    //     console.log('Has Download folder: ' + JSON.stringify(dlFolder))
    //   }

    //   var downloadObject = {
    //     id: this.libraryItemId,
    //     downloadFolderUrl: dlFolder.uri,
    //     audiobook: {
    //       ...audiobook
    //     },
    //     isPreparing: true,
    //     isDownloading: false,
    //     toastId: this.$toast(`Preparing download for "${this.title}"`, { timeout: false })
    //   }
    //   if (audiobook.tracks.length === 1) {
    //     // Single track should not need preparation
    //     console.log('Single track, start download no prep needed')
    //     var track = audiobook.tracks[0]
    //     var fileext = track.ext

    //     console.log('Download Single Track Path: ' + track.path)

    //     var relTrackPath = track.path.replace('\\', '/').replace(this.libraryItem.path.replace('\\', '/'), '')

    //     var url = `${this.$store.state.serverUrl}/s/book/${this.libraryItemId}${relTrackPath}?token=${this.userToken}`
    //     this.startDownload(url, fileext, downloadObject)
    //   } else {
    //     // Multi-track merge
    //     this.$store.commit('downloads/addUpdateDownload', downloadObject)

    //     var prepareDownloadPayload = {
    //       audiobookId: this.libraryItemId,
    //       audioFileType: 'same',
    //       type: 'singleAudio'
    //     }
    //     this.$server.socket.emit('download', prepareDownloadPayload)
    //   }
    // },
    // getCoverUrlForDownload() {
    //   if (!this.book || !this.book.cover) return null

    //   var cover = this.book.cover
    //   if (cover.startsWith('http')) return cover
    //   var coverSrc = this.$store.getters['global/getLibraryItemCoverSrc'](this.libraryItem)
    //   return coverSrc
    // },
    // async startDownload(url, fileext, download) {
    //   this.$toast.update(download.toastId, { content: `Downloading "${download.audiobook.book.title}"...` })

    //   var coverDownloadUrl = this.getCoverUrlForDownload()
    //   var coverFilename = null
    //   if (coverDownloadUrl) {
    //     var coverNoQueryString = coverDownloadUrl.split('?')[0]

    //     var coverExt = Path.extname(coverNoQueryString) || '.jpg'
    //     coverFilename = `cover-${download.id}${coverExt}`
    //   }

    //   download.isDownloading = true
    //   download.isPreparing = false
    //   download.filename = `${download.audiobook.book.title}${fileext}`
    //   this.$store.commit('downloads/addUpdateDownload', download)

    //   console.log('Starting Download URL', url)
    //   var downloadRequestPayload = {
    //     audiobookId: download.id,
    //     filename: download.filename,
    //     coverFilename,
    //     coverDownloadUrl,
    //     downloadUrl: url,
    //     title: download.audiobook.book.title,
    //     downloadFolderUrl: download.downloadFolderUrl
    //   }
    //   var downloadRes = await AudioDownloader.download(downloadRequestPayload)
    //   if (downloadRes.error) {
    //     var errorMsg = downloadRes.error || 'Unknown error'
    //     console.error('Download error', errorMsg)
    //     this.$toast.update(download.toastId, { content: `Error: ${errorMsg}`, options: { timeout: 5000, type: 'error' } })
    //     this.$store.commit('downloads/removeDownload', download)
    //   }
    // },
    downloadReady(prepareDownload) {
      var download = this.$store.getters['downloads/getDownload'](prepareDownload.audiobookId)
      if (download) {
        var fileext = prepareDownload.ext
        var url = `${this.$store.state.serverUrl}/downloads/${prepareDownload.id}/${prepareDownload.filename}?token=${this.userToken}`
        this.startDownload(url, fileext, download)
      } else {
        console.error('Prepare download killed but download not found', prepareDownload)
      }
    },
    downloadKilled(prepareDownload) {
      var download = this.$store.getters['downloads/getDownload'](prepareDownload.audiobookId)
      if (download) {
        this.$toast.update(download.toastId, { content: `Prepare download killed for "${download.audiobook.book.title}"`, options: { timeout: 5000, type: 'error' } })
        this.$store.commit('downloads/removeDownload', download)
      } else {
        console.error('Prepare download killed but download not found', prepareDownload)
      }
    },
    downloadFailed(prepareDownload) {
      var download = this.$store.getters['downloads/getDownload'](prepareDownload.audiobookId)
      if (download) {
        this.$toast.update(download.toastId, { content: `Prepare download failed for "${download.audiobook.book.title}"`, options: { timeout: 5000, type: 'error' } })
        this.$store.commit('downloads/removeDownload', download)
      } else {
        console.error('Prepare download failed but download not found', prepareDownload)
      }
    }
  },
  mounted() {
    if (!this.$server.socket) {
      console.warn('Library Item Page mounted: Server socket not set')
    } else {
      this.$server.socket.on('download_ready', this.downloadReady)
      this.$server.socket.on('download_killed', this.downloadKilled)
      this.$server.socket.on('download_failed', this.downloadFailed)
      this.$server.socket.on('item_updated', this.itemUpdated)
    }
  },
  beforeDestroy() {
    if (!this.$server.socket) {
      console.warn('Library Item Page beforeDestroy: Server socket not set')
    } else {
      this.$server.socket.off('download_ready', this.downloadReady)
      this.$server.socket.off('download_killed', this.downloadKilled)
      this.$server.socket.off('download_failed', this.downloadFailed)
      this.$server.socket.off('item_updated', this.itemUpdated)
    }
  }
}
</script>