Add:Language code setting and translations #448

android/app/src/main/java/com/audiobookshelf/app/data/DeviceClasses.kt

@@ -121,7 +121,8 @@ data class DeviceSettings(
   var autoSleepTimerAutoRewindTime: Long, //Time in milliseconds
   var sleepTimerLength: Long, // Time in milliseconds
   var disableSleepTimerFadeOut: Boolean,
-  var disableSleepTimerResetFeedback: Boolean
+  var disableSleepTimerResetFeedback: Boolean,
+  var languageCode: String
 ) {
   companion object {
     // Static method to get default device settings
@@ -143,7 +144,8 @@ data class DeviceSettings(
         autoSleepTimerAutoRewind = false,
         autoSleepTimerAutoRewindTime = 300000L, // 5 minutes
         disableSleepTimerFadeOut = false,
-        disableSleepTimerResetFeedback = false
+        disableSleepTimerResetFeedback = false,
+        languageCode = "en-us"
       )
     }
   }

android/app/src/main/java/com/audiobookshelf/app/device/DeviceManager.kt

@@ -48,6 +48,11 @@ object DeviceManager {
     if (deviceData.deviceSettings?.autoSleepTimerAutoRewindTime == null) {
       deviceData.deviceSettings?.autoSleepTimerAutoRewindTime = 300000L // 5 minutes
     }
+
+    // Language added in v0.9.69
+    if (deviceData.deviceSettings?.languageCode == null) {
+      deviceData.deviceSettings?.languageCode = "en-us"
+    }
   }
 
   fun getBase64Id(id:String):String {