优化

app/src/main/java/io/legado/app/service/BaseReadAloudService.kt

@@ -278,21 +278,29 @@ abstract class BaseReadAloudService : BaseService(),
     override fun onAudioFocusChange(focusChange: Int) {
         when (focusChange) {
             AudioManager.AUDIOFOCUS_GAIN -> {
+
                 audioFocusLossTransient = false
-                if (!pause) resumeReadAloud()
+                if (!pause) {
+                    AppLog.put("音频焦点获得,继续朗读")
+                    resumeReadAloud()
+                } else {
+                    AppLog.put("音频焦点获得")
+                }
             }
             AudioManager.AUDIOFOCUS_LOSS -> {
+                AppLog.put("音频焦点丢失,暂停朗读")
                 if (audioFocusLossTransient) {
                     pauseReadAloud(true)
                 }
             }
             AudioManager.AUDIOFOCUS_LOSS_TRANSIENT -> {
+                AppLog.put("音频焦点暂时丢失并会很快再次获得,暂停朗读")
                 audioFocusLossTransient = true
                 if (!pause) pauseReadAloud(false)
             }
             AudioManager.AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK -> {
                 // 短暂丢失焦点，这种情况是被其他应用申请了短暂的焦点希望其他声音能压低音量（或者关闭声音）凸显这个声音（比如短信提示音），
-                AppLog.put("短暂丢失焦点,不做处理")
+                AppLog.put("音频焦点短暂丢失,不做处理")
             }
         }
     }