fix float conversion, rounding for icons

android/app/src/main/java/com/audiobookshelf/app/media/MediaManager.kt

@@ -70,7 +70,8 @@ class MediaManager(private var apiHandler: ApiHandler, var ctx: Context) {
       if (userSettingsPref != null) {
         try {
           val userSettings = JSObject(userSettingsPref)
-          userSettings.put("playbackRate", newRate.toDouble()) // TODO: Handle storing exact values? This actually comes out to something like 2.00000004432
+          // toString().toDouble() to prevent float conversion issues (ex 1.2f becomes 1.2000000476837158d)
+          userSettings.put("playbackRate", newRate.toString().toDouble())
           sharedPrefEditor.putString("userSettings", userSettings.toString())
           sharedPrefEditor.apply()
           userSettingsPlaybackRate = newRate
@@ -82,7 +83,7 @@ class MediaManager(private var apiHandler: ApiHandler, var ctx: Context) {
         // Not sure if this is the best place for this, but if a user has not changed any user settings in the app
         // the object will not exist yet, could be moved to a centralized place or created on first app load
         val userSettings = JSONObject()
-        userSettings.put("playbackRate", newRate.toDouble())
+        userSettings.put("playbackRate", newRate.toString().toDouble())
         sharedPrefEditor.putString("userSettings", userSettings.toString())
         userSettingsPlaybackRate = newRate
         Log.d(tag, "Created and saved userSettings JSON from Android Auto with playbackRate=$newRate")

android/app/src/main/java/com/audiobookshelf/app/player/MediaSessionCallback.kt

@@ -90,15 +90,15 @@ class MediaSessionCallback(var playerNotificationService:PlayerNotificationServi
 
   private fun onChangeSpeed() {
     // cycle to next speed, only contains preset android app options, as each increment needs it's own icon
+    // Rounding values in the event a non preset value (.5, 1, 1.2, 1.5, 2, 3) is selected in the phone app
     val mediaManager = playerNotificationService.mediaManager
-    val currentSpeed = mediaManager.getSavedPlaybackRate()
+    val newSpeed = when (mediaManager.getSavedPlaybackRate()) {
-    val newSpeed = when (currentSpeed) {
+      in 0.5f..0.7f -> 1.0f
-      0.5f -> 1.0f
+      in 0.8f..1.0f -> 1.2f
-      1.0f -> 1.2f
+      in 1.1f..1.2f -> 1.5f
-      1.2f -> 1.5f
+      in 1.3f..1.5f -> 2.0f
-      1.5f -> 2.0f
+      in 1.6f..2.0f -> 3.0f
-      2.0f -> 3.0f
+      in 2.1f..3.0f -> 0.5f
-      3.0f -> 0.5f
       // anything set above 3 (can happen in the android app) will be reset to 1
       else -> 1.0f
     }

android/app/src/main/java/com/audiobookshelf/app/player/PlayerNotificationService.kt

@@ -1189,14 +1189,14 @@ class PlayerNotificationService : MediaBrowserServiceCompat()  {
     override fun getCustomAction(player: Player): PlaybackStateCompat.CustomAction? {
       val playbackRate = mediaManager.getSavedPlaybackRate()
 
-      // TODO: Handle custom playback rates like 0.7, 1.3, 1.4, etc
+      // Rounding values in the event a non preset value (.5, 1, 1.2, 1.5, 2, 3) is selected in the phone app
       val drawable: Int = when (playbackRate) {
-        0.5f -> R.drawable.ic_play_speed_0_5x
+        in 0.5f..0.7f -> R.drawable.ic_play_speed_0_5x
-        1.0f -> R.drawable.ic_play_speed_1_0x
+        in 0.8f..1.0f -> R.drawable.ic_play_speed_1_0x
-        1.2f -> R.drawable.ic_play_speed_1_2x
+        in 1.1f..1.2f -> R.drawable.ic_play_speed_1_2x
-        1.5f -> R.drawable.ic_play_speed_1_5x
+        in 1.3f..1.5f -> R.drawable.ic_play_speed_1_5x
-        2.0f -> R.drawable.ic_play_speed_2_0x
+        in 1.6f..2.0f -> R.drawable.ic_play_speed_2_0x
-        3.0f -> R.drawable.ic_play_speed_3_0x
+        in 2.1f..3.0f -> R.drawable.ic_play_speed_3_0x
         // anything set above 3 will be show the 3x to save from creating 100 icons
         else -> R.drawable.ic_play_speed_3_0x
       }