From 8f181c74d4a3ad2ff7bf3e772f6e094cf733e17e Mon Sep 17 00:00:00 2001
From: ISO-B <3048685+ISO-B@users.noreply.github.com>
Date: Tue, 29 Oct 2024 22:51:29 +0200
Subject: [PATCH] Ensure that there is files available before playing local
 content

---
 .../com/audiobookshelf/app/data/LocalLibraryItem.kt    | 10 ++++++++++
 .../com/audiobookshelf/app/plugins/AbsAudioPlayer.kt   |  3 +++
 2 files changed, 13 insertions(+)

diff --git a/android/app/src/main/java/com/audiobookshelf/app/data/LocalLibraryItem.kt b/android/app/src/main/java/com/audiobookshelf/app/data/LocalLibraryItem.kt
index c6a25cbd..8717f648 100644
--- a/android/app/src/main/java/com/audiobookshelf/app/data/LocalLibraryItem.kt
+++ b/android/app/src/main/java/com/audiobookshelf/app/data/LocalLibraryItem.kt
@@ -78,6 +78,16 @@ class LocalLibraryItem(
     }
   }
 
+  @JsonIgnore
+  fun hasTracks(episode:PodcastEpisode?): Boolean {
+    var audioTracks = media.getAudioTracks() as MutableList<AudioTrack>
+    if (episode != null) { // Get podcast episode audio track
+      episode.audioTrack?.let { at -> mutableListOf(at) }?.let { tracks -> audioTracks = tracks }
+    }
+    if (audioTracks.size == 0) return false
+    return true
+  }
+
   @JsonIgnore
   fun getPlaybackSession(episode:PodcastEpisode?, deviceInfo:DeviceInfo):PlaybackSession {
     val localEpisodeId = episode?.id
diff --git a/android/app/src/main/java/com/audiobookshelf/app/plugins/AbsAudioPlayer.kt b/android/app/src/main/java/com/audiobookshelf/app/plugins/AbsAudioPlayer.kt
index 25a423ba..e51e2ee6 100644
--- a/android/app/src/main/java/com/audiobookshelf/app/plugins/AbsAudioPlayer.kt
+++ b/android/app/src/main/java/com/audiobookshelf/app/plugins/AbsAudioPlayer.kt
@@ -198,6 +198,9 @@ class AbsAudioPlayer : Plugin() {
             return call.resolve(JSObject("{\"error\":\"Podcast episode not found\"}"))
           }
         }
+        if (!it.hasTracks(episode)) {
+          return call.resolve(JSObject("{\"error\":\"No audio files found on device. Download book again to fix.\"}"))
+        }
 
         Handler(Looper.getMainLooper()).post {
           Log.d(tag, "prepareLibraryItem: Preparing Local Media item ${jacksonMapper.writeValueAsString(it)}")