Fixed lyrics crash

app/src/main/java/code/name/monkey/retromusic/adapter/album/AlbumCoverPagerAdapter.kt

@@ -36,7 +36,6 @@ import code.name.monkey.retromusic.model.Song
 import code.name.monkey.retromusic.util.MusicUtil
 import code.name.monkey.retromusic.util.PreferenceUtil
 import code.name.monkey.retromusic.util.color.MediaNotificationProcessor
-import com.google.android.material.bottomsheet.BottomSheetBehavior.STATE_EXPANDED
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -108,11 +107,6 @@ class AlbumCoverPagerAdapter(
             val view = inflater.inflate(getLayoutWithPlayerTheme(), container, false)
             ViewCompat.setTransitionName(view, "lyrics")
             albumCover = view.findViewById(R.id.player_image)
-            view.setOnClickListener {
-                if (mainActivity.getBottomSheetBehavior().state == STATE_EXPANDED) {
-                    showLyricsDialog()
-                }
-            }
             return view
         }
 

app/src/main/java/code/name/monkey/retromusic/fragments/base/AbsPlayerFragment.kt

@@ -85,6 +85,10 @@ abstract class AbsPlayerFragment(@LayoutRes layout: Int) : AbsMainActivityFragme
                 showLyricsIcon(item)
                 return true
             }
+            R.id.action_go_to_lyrics -> {
+                goToLyrics(requireActivity())
+                return true
+            }
             R.id.action_toggle_favorite -> {
                 toggleFavorite(song)
                 return true

app/src/main/java/code/name/monkey/retromusic/fragments/other/LyricsFragment.kt

@@ -231,13 +231,7 @@ class LyricsFragment : AbsMusicServiceFragment(R.layout.fragment_lyrics) {
 
     @SuppressLint("CheckResult")
     private fun editSyncedLyrics() {
-        var lrcFile: File? = null
+        val content: String = LyricUtil.getStringFromLrc(LyricUtil.getSyncedLyricsFile(song))
-        if (LyricUtil.isLrcOriginalFileExist(song.data)) {
-            lrcFile = LyricUtil.getLocalLyricOriginalFile(song.data)
-        } else if (LyricUtil.isLrcFileExist(song.title, song.artistName)) {
-            lrcFile = LyricUtil.getLocalLyricFile(song.title, song.artistName)
-        }
-        val content: String = LyricUtil.getStringFromLrc(lrcFile)
 
         MaterialDialog(requireContext(), BottomSheet(LayoutMode.WRAP_CONTENT)).show {
             title(res = R.string.edit_synced_lyrics)
@@ -332,11 +326,8 @@ class LyricsFragment : AbsMusicServiceFragment(R.layout.fragment_lyrics) {
 
         fun loadLRCLyrics() {
             binding.lyricsView.setLabel("Empty")
-            val song = MusicPlayerRemote.currentSong
+            LyricUtil.getSyncedLyricsFile(MusicPlayerRemote.currentSong)?.let {
-            if (LyricUtil.isLrcOriginalFileExist(song.data)) {
+                binding.lyricsView.loadLrc(it)
-                binding.lyricsView.loadLrc(LyricUtil.getLocalLyricOriginalFile(song.data))
-            } else if (LyricUtil.isLrcFileExist(song.title, song.artistName)) {
-                binding.lyricsView.loadLrc(LyricUtil.getLocalLyricFile(song.title, song.artistName))
             }
         }
 

app/src/main/java/code/name/monkey/retromusic/fragments/player/PlayerAlbumCoverFragment.kt

@@ -34,7 +34,6 @@ import code.name.monkey.retromusic.extensions.surfaceColor
 import code.name.monkey.retromusic.fragments.NowPlayingScreen.*
 import code.name.monkey.retromusic.fragments.base.AbsMusicServiceFragment
 import code.name.monkey.retromusic.fragments.base.AbsPlayerFragment
-import code.name.monkey.retromusic.fragments.base.goToLyrics
 import code.name.monkey.retromusic.helper.MusicPlayerRemote
 import code.name.monkey.retromusic.helper.MusicProgressViewUpdateHelper
 import code.name.monkey.retromusic.lyrics.CoverLrcView
@@ -74,18 +73,16 @@ class PlayerAlbumCoverFragment : AbsMusicServiceFragment(R.layout.fragment_playe
     }
 
     private fun updateLyrics() {
-        binding.lyricsView.setLabel("Empty")
+        binding.lyricsView.setLabel(context?.getString(R.string.no_lyrics_found))
         val song = MusicPlayerRemote.currentSong
-        when {
+        val lrcFile = LyricUtil.getSyncedLyricsFile(song)
-            LyricUtil.isLrcOriginalFileExist(song.data) -> {
+        if (lrcFile != null) {
-                LyricUtil.getLocalLyricOriginalFile(song.data)
+            binding.lyricsView.loadLrc(lrcFile)
-                    ?.let { binding.lyricsView.loadLrc(it) }
+        } else {
-            }
+            val embeddedLyrics = LyricUtil.getEmbeddedSyncedLyrics(song.data)
-            LyricUtil.isLrcFileExist(song.title, song.artistName) -> {
+            if (embeddedLyrics != null) {
-                LyricUtil.getLocalLyricFile(song.title, song.artistName)
+                binding.lyricsView.loadLrc(embeddedLyrics)
-                    ?.let { binding.lyricsView.loadLrc(it) }
+            } else {
-            }
-            else -> {
                 binding.lyricsView.reset()
             }
         }
@@ -126,16 +123,7 @@ class PlayerAlbumCoverFragment : AbsMusicServiceFragment(R.layout.fragment_playe
             )
         }
         progressViewUpdateHelper = MusicProgressViewUpdateHelper(this, 500, 1000)
-        // Don't show lyrics container for below conditions
+        maybeInitLyrics()
-        if (!(nps == Circle || nps == Peak || nps == Tiny || !PreferenceUtil.showLyrics)) {
-            lrcView.isVisible = false
-            viewPager.isInvisible = false
-            progressViewUpdateHelper?.stop()
-        } else {
-            lrcView.isVisible = true
-            viewPager.isInvisible = true
-            progressViewUpdateHelper?.start()
-        }
         lrcView.apply {
             setDraggable(true, object : CoverLrcView.OnPlayClickListener {
                 override fun onPlayClick(time: Long): Boolean {
@@ -145,25 +133,11 @@ class PlayerAlbumCoverFragment : AbsMusicServiceFragment(R.layout.fragment_playe
                 }
             })
         }
-        // Go to lyrics activity when clicked lyrics
-        lrcView.setOnClickListener {
-            goToLyrics(requireActivity())
-        }
     }
 
     override fun onResume() {
         super.onResume()
-        val nps = PreferenceUtil.nowPlayingScreen
+        maybeInitLyrics()
-        // Don't show lyrics container for below conditions
-        if (nps == Circle || nps == Peak || nps == Tiny || !PreferenceUtil.showLyrics) {
-            lrcView.isVisible = false
-            viewPager.isInvisible = false
-            progressViewUpdateHelper?.stop()
-        } else {
-            lrcView.isVisible = true
-            viewPager.isInvisible = true
-            progressViewUpdateHelper?.start()
-        }
         PreferenceManager.getDefaultSharedPreferences(requireContext())
             .registerOnSharedPreferenceChangeListener(this)
     }
@@ -194,22 +168,9 @@ class PlayerAlbumCoverFragment : AbsMusicServiceFragment(R.layout.fragment_playe
     override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String?) {
         if (key == SHOW_LYRICS) {
             if (sharedPreferences.getBoolean(key, false)) {
-                val nps = PreferenceUtil.nowPlayingScreen
+                maybeInitLyrics()
-                // Don't show lyrics container for below conditions
-                if (!(nps == Circle || nps == Peak || nps == Tiny || !PreferenceUtil.showLyrics)) {
-                    lrcView.isVisible = true
-                    viewPager.isInvisible = true
-                    progressViewUpdateHelper?.start()
-                    lrcView.animate().alpha(1f).duration =
-                        AbsPlayerFragment.VISIBILITY_ANIM_DURATION
             } else {
-                    lrcView.isVisible = false
+                showLyrics(false)
-                    viewPager.isInvisible = false
-                    progressViewUpdateHelper?.stop()
-                }
-            } else {
-                lrcView.isVisible = false
-                viewPager.isInvisible = false
                 progressViewUpdateHelper?.stop()
             }
         }
@@ -233,6 +194,25 @@ class PlayerAlbumCoverFragment : AbsMusicServiceFragment(R.layout.fragment_playe
         }
     }
 
+    private fun showLyrics(visible: Boolean) {
+        lrcView.isVisible = visible
+        viewPager.isInvisible = visible
+    }
+
+    private fun maybeInitLyrics() {
+        val nps = PreferenceUtil.nowPlayingScreen
+        // Don't show lyrics container for below conditions
+        if (nps != Circle && nps != Peak && nps != Tiny && PreferenceUtil.showLyrics) {
+            showLyrics(true)
+            progressViewUpdateHelper?.start()
+            lrcView.animate().alpha(1f).duration =
+                AbsPlayerFragment.VISIBILITY_ANIM_DURATION
+        } else {
+            showLyrics(false)
+            progressViewUpdateHelper?.stop()
+        }
+    }
+
     private fun updatePlayingQueue() {
         binding.viewPager.apply {
             adapter = AlbumCoverPagerAdapter(childFragmentManager, MusicPlayerRemote.playingQueue)
@@ -266,15 +246,17 @@ class PlayerAlbumCoverFragment : AbsMusicServiceFragment(R.layout.fragment_playe
         callbacks?.onColorChanged(color)
         setLRCViewColors(
             when (PreferenceUtil.nowPlayingScreen) {
+                Adaptive, Fit, Plain, Simple -> surfaceColor()
                 Flat, Normal -> if (PreferenceUtil.isAdaptiveColor) {
                     color.backgroundColor
                 } else {
                     surfaceColor()
                 }
-                Color, Gradient, Full ->color.backgroundColor
+                Color -> color.backgroundColor
                 Blur -> Color.BLACK
-                else -> surfaceColor()
+                else -> color.backgroundColor
-            })
+            }
+        )
     }
 
     fun setCallbacks(listener: Callbacks) {

app/src/main/java/code/name/monkey/retromusic/lyrics/CoverLrcView.kt

@@ -91,10 +91,10 @@ class CoverLrcView @JvmOverloads constructor(
     private val mSimpleOnGestureListener: SimpleOnGestureListener =
         object : SimpleOnGestureListener() {
             override fun onDown(e: MotionEvent): Boolean {
+                if (hasLrc() && mOnPlayClickListener != null) {
                     if (mOffset != getOffset(0)) {
                         parent.requestDisallowInterceptTouchEvent(true)
                     }
-                if (hasLrc() && mOnPlayClickListener != null) {
                     mScroller!!.forceFinished(true)
                     removeCallbacks(hideTimelineRunnable)
                     isTouching = true
@@ -336,7 +336,7 @@ class CoverLrcView @JvmOverloads constructor(
      * @param mainLrcFile 第一种语言歌词文件
      * @param secondLrcFile 第二种语言歌词文件
      */
-    fun loadLrc(mainLrcFile: File, secondLrcFile: File?) {
+    private fun loadLrc(mainLrcFile: File, secondLrcFile: File?) {
         runOnUi {
             reset()
             val sb = StringBuilder("file://")
@@ -352,7 +352,7 @@ class CoverLrcView @JvmOverloads constructor(
                 }
 
                 override fun onPostExecute(lrcEntries: List<LrcEntry>) {
-                    if (flag === flag) {
+                    if (flag == flag) {
                         onLrcLoaded(lrcEntries)
                         this@CoverLrcView.flag = null
                     }
@@ -376,7 +376,7 @@ class CoverLrcView @JvmOverloads constructor(
      * @param mainLrcText 第一种语言歌词文本
      * @param secondLrcText 第二种语言歌词文本
      */
-    fun loadLrc(mainLrcText: String?, secondLrcText: String?) {
+    private fun loadLrc(mainLrcText: String?, secondLrcText: String?) {
         runOnUi {
             reset()
             val sb = StringBuilder("file://")
@@ -392,7 +392,7 @@ class CoverLrcView @JvmOverloads constructor(
                 }
 
                 override fun onPostExecute(lrcEntries: List<LrcEntry>) {
-                    if (flag === flag) {
+                    if (flag == flag) {
                         onLrcLoaded(lrcEntries)
                         this@CoverLrcView.flag = null
                     }
@@ -400,12 +400,7 @@ class CoverLrcView @JvmOverloads constructor(
             }.execute(mainLrcText, secondLrcText)
         }
     }
-    /**
+
-     * 加载在线歌词
-     *
-     * @param lrcUrl 歌词文件的网络地址
-     * @param charset 编码格式
-     */
     /**
      * 加载在线歌词，默认使用 utf-8 编码
      *
@@ -421,7 +416,7 @@ class CoverLrcView @JvmOverloads constructor(
             }
 
             override fun onPostExecute(lrcText: String) {
-                if (flag === flag) {
+                if (flag == flag) {
                     loadLrc(lrcText)
                 }
             }

app/src/main/java/code/name/monkey/retromusic/util/LyricUtil.java

@@ -1,189 +0,0 @@
-/*
- * Copyright (c) 2019 Hemanth Savarala.
- *
- * Licensed under the GNU General Public License v3
- *
- * This is free software: you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by
- *  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
- *
- * This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
- * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- */
-
-package code.name.monkey.retromusic.util;
-
-import android.util.Base64;
-import android.util.Log;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileReader;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.nio.charset.StandardCharsets;
-
-import code.name.monkey.retromusic.model.Song;
-
-/**
- * Created by hefuyi on 2016/11/8.
- */
-public class LyricUtil {
-
-    private static final String lrcRootPath =
-            android.os.Environment.getExternalStorageDirectory().toString() + "/RetroMusic/lyrics/";
-    private static final String TAG = "LyricUtil";
-
-    @Nullable
-    public static File writeLrcToLoc(
-            @NonNull String title, @NonNull String artist, @NonNull String lrcContext) {
-        FileWriter writer = null;
-        try {
-            File file = new File(getLrcPath(title, artist));
-            if (!file.getParentFile().exists()) {
-                file.getParentFile().mkdirs();
-            }
-            writer = new FileWriter(getLrcPath(title, artist));
-            writer.write(lrcContext);
-            return file;
-        } catch (IOException e) {
-            e.printStackTrace();
-            return null;
-        } finally {
-            try {
-                if (writer != null) writer.close();
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    //So in Retro, Lrc file can be same folder as Music File or in RetroMusic Folder
-    // In this case we pass location of the file and Contents to write to file
-    public static void writeLrc(@NonNull Song song, @NonNull String lrcContext) {
-        FileWriter writer = null;
-        File location;
-        try {
-                if (isLrcOriginalFileExist(song.getData())) {
-                    location = getLocalLyricOriginalFile(song.getData());
-                } else if (isLrcFileExist(song.getTitle(), song.getArtistName())) {
-                    location = getLocalLyricFile(song.getTitle(), song.getArtistName());
-                } else {
-                    location = new File(getLrcPath(song.getTitle(), song.getArtistName()));
-                    if (!location.getParentFile().exists()) {
-                        location.getParentFile().mkdirs();
-                    }
-                }
-                writer = new FileWriter(location);
-                writer.write(lrcContext);
-
-        } catch (IOException e) {
-            e.printStackTrace();
-        } finally {
-            try {
-                if (writer != null) writer.close();
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    public static boolean deleteLrcFile(@NonNull String title, @NonNull String artist) {
-        File file = new File(getLrcPath(title, artist));
-        return file.delete();
-    }
-
-    public static boolean isLrcFileExist(@NonNull String title, @NonNull String artist) {
-        File file = new File(getLrcPath(title, artist));
-        return file.exists();
-    }
-
-    public static boolean isLrcOriginalFileExist(@NonNull String path) {
-        File file = new File(getLrcOriginalPath(path));
-        return file.exists();
-    }
-
-    @Nullable
-    public static File getLocalLyricFile(@NonNull String title, @NonNull String artist) {
-        File file = new File(getLrcPath(title, artist));
-        if (file.exists()) {
-            return file;
-        } else {
-            return null;
-        }
-    }
-
-    @Nullable
-    public static File getLocalLyricOriginalFile(@NonNull String path) {
-        File file = new File(getLrcOriginalPath(path));
-        if (file.exists()) {
-            return file;
-        } else {
-            return null;
-        }
-    }
-
-    private static String getLrcPath(String title, String artist) {
-        return lrcRootPath + title + " - " + artist + ".lrc";
-    }
-
-    private static String getLrcOriginalPath(String filePath) {
-        return filePath.replace(filePath.substring(filePath.lastIndexOf(".") + 1), "lrc");
-    }
-
-    @NonNull
-    public static String decryptBASE64(@NonNull String str) {
-        if (str == null || str.length() == 0) {
-            return null;
-        }
-        byte[] encode = str.getBytes(StandardCharsets.UTF_8);
-        // base64 解密
-        return new String(
-                Base64.decode(encode, 0, encode.length, Base64.DEFAULT), StandardCharsets.UTF_8);
-    }
-
-    @NonNull
-    public static String getStringFromFile(@NonNull String title, @NonNull String artist)
-            throws Exception {
-        File file = new File(getLrcPath(title, artist));
-        FileInputStream fin = new FileInputStream(file);
-        String ret = convertStreamToString(fin);
-        fin.close();
-        return ret;
-    }
-
-    private static String convertStreamToString(InputStream is) throws Exception {
-        BufferedReader reader = new BufferedReader(new InputStreamReader(is));
-        StringBuilder sb = new StringBuilder();
-        String line;
-        while ((line = reader.readLine()) != null) {
-            sb.append(line).append("\n");
-        }
-        reader.close();
-        return sb.toString();
-    }
-
-    public static String getStringFromLrc(File file) {
-        try {
-            BufferedReader reader = new BufferedReader(new FileReader(file));
-            StringBuilder sb = new StringBuilder();
-            String line;
-            while ((line = reader.readLine()) != null) {
-                sb.append(line).append("\n");
-            }
-            reader.close();
-            return sb.toString();
-        } catch (Exception e) {
-            Log.i("Error", "Error Occurred");
-        }
-        return "";
-    }
-
-}

app/src/main/java/code/name/monkey/retromusic/util/LyricUtil.kt

@@ -0,0 +1,188 @@
+/*
+ * Copyright (c) 2019 Hemanth Savarala.
+ *
+ * Licensed under the GNU General Public License v3
+ *
+ * This is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by
+ *  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ */
+package code.name.monkey.retromusic.util
+
+import android.os.Environment
+import android.util.Log
+import code.name.monkey.retromusic.model.Song
+import code.name.monkey.retromusic.model.lyrics.AbsSynchronizedLyrics
+import org.jaudiotagger.audio.AudioFileIO
+import org.jaudiotagger.tag.FieldKey
+import java.io.*
+
+/**
+ * Created by hefuyi on 2016/11/8.
+ */
+object LyricUtil {
+    private val lrcRootPath =
+        Environment.getExternalStorageDirectory().toString() + "/RetroMusic/lyrics/"
+    private const val TAG = "LyricUtil"
+    fun writeLrcToLoc(
+        title: String, artist: String, lrcContext: String
+    ): File? {
+        var writer: FileWriter? = null
+        return try {
+            val file = File(getLrcPath(title, artist))
+            if (file.parentFile?.exists() != true) {
+                file.parentFile?.mkdirs()
+            }
+            writer = FileWriter(getLrcPath(title, artist))
+            writer.write(lrcContext)
+            file
+        } catch (e: IOException) {
+            e.printStackTrace()
+            null
+        } finally {
+            try {
+                writer?.close()
+            } catch (e: IOException) {
+                e.printStackTrace()
+            }
+        }
+    }
+
+    //So in Retro, Lrc file can be same folder as Music File or in RetroMusic Folder
+    // In this case we pass location of the file and Contents to write to file
+    fun writeLrc(song: Song, lrcContext: String) {
+        var writer: FileWriter? = null
+        val location: File?
+        try {
+            if (isLrcOriginalFileExist(song.data)) {
+                location = getLocalLyricOriginalFile(song.data)
+            } else if (isLrcFileExist(song.title, song.artistName)) {
+                location = getLocalLyricFile(song.title, song.artistName)
+            } else {
+                location = File(getLrcPath(song.title, song.artistName))
+                if (location.parentFile?.exists() != true) {
+                    location.parentFile?.mkdirs()
+                }
+            }
+            writer = FileWriter(location)
+            writer.write(lrcContext)
+        } catch (e: IOException) {
+            e.printStackTrace()
+        } finally {
+            try {
+                writer?.close()
+            } catch (e: IOException) {
+                e.printStackTrace()
+            }
+        }
+    }
+
+    fun deleteLrcFile(title: String, artist: String): Boolean {
+        val file = File(getLrcPath(title, artist))
+        return file.delete()
+    }
+
+    private fun isLrcFileExist(title: String, artist: String): Boolean {
+        val file = File(getLrcPath(title, artist))
+        return file.exists()
+    }
+
+    private fun isLrcOriginalFileExist(path: String): Boolean {
+        val file = File(getLrcOriginalPath(path))
+        return file.exists()
+    }
+
+    private fun getLocalLyricFile(title: String, artist: String): File? {
+        val file = File(getLrcPath(title, artist))
+        return if (file.exists()) {
+            file
+        } else {
+            null
+        }
+    }
+
+    private fun getLocalLyricOriginalFile(path: String): File? {
+        val file = File(getLrcOriginalPath(path))
+        return if (file.exists()) {
+            file
+        } else {
+            null
+        }
+    }
+
+    private fun getLrcPath(title: String, artist: String): String {
+        return "$lrcRootPath$title - $artist.lrc"
+    }
+
+    private fun getLrcOriginalPath(filePath: String): String {
+        return filePath.replace(filePath.substring(filePath.lastIndexOf(".") + 1), "lrc")
+    }
+
+    @Throws(Exception::class)
+    fun getStringFromFile(title: String, artist: String): String {
+        val file = File(getLrcPath(title, artist))
+        val fin = FileInputStream(file)
+        val ret = convertStreamToString(fin)
+        fin.close()
+        return ret
+    }
+
+    @Throws(Exception::class)
+    private fun convertStreamToString(`is`: InputStream): String {
+        val reader = BufferedReader(InputStreamReader(`is`))
+        val sb = StringBuilder()
+        var line: String?
+        while (reader.readLine().also { line = it } != null) {
+            sb.append(line).append("\n")
+        }
+        reader.close()
+        return sb.toString()
+    }
+
+    fun getStringFromLrc(file: File?): String {
+        try {
+            val reader = BufferedReader(FileReader(file))
+            val sb = StringBuilder()
+            var line: String?
+            while (reader.readLine().also { line = it } != null) {
+                sb.append(line).append("\n")
+            }
+            reader.close()
+            return sb.toString()
+        } catch (e: Exception) {
+            Log.i("Error", "Error Occurred")
+        }
+        return ""
+    }
+
+    fun getSyncedLyricsFile(song: Song): File? {
+        return when {
+            isLrcOriginalFileExist(song.data) -> {
+                getLocalLyricOriginalFile(song.data)
+            }
+            isLrcFileExist(song.title, song.artistName) -> {
+                getLocalLyricFile(song.title, song.artistName)
+            }
+            else -> {
+                null
+            }
+        }
+    }
+
+    fun getEmbeddedSyncedLyrics(data: String): String? {
+        val embeddedLyrics = try{
+           AudioFileIO.read(File(data)).tagOrCreateDefault.getFirst(FieldKey.LYRICS)
+        } catch(e: Exception){
+            return null
+        }
+        return if (AbsSynchronizedLyrics.isSynchronized(embeddedLyrics)) {
+            embeddedLyrics
+        } else {
+            null
+        }
+    }
+}

app/src/main/res/menu/menu_player.xml

@@ -66,17 +66,21 @@
         android:orderInCategory="10"
         android:title="@string/action_details" />
     <item
-        android:id="@+id/action_sleep_timer"
+        android:id="@+id/action_go_to_lyrics"
         android:orderInCategory="11"
+        android:title="@string/action_go_to_lyrics" />
+    <item
+        android:id="@+id/action_sleep_timer"
+        android:orderInCategory="12"
         android:title="@string/action_sleep_timer"
         app:showAsAction="never" />
     <item
         android:id="@+id/action_equalizer"
-        android:orderInCategory="12"
+        android:orderInCategory="13"
         android:title="@string/equalizer"
         app:showAsAction="never" />
     <item
         android:id="@+id/action_delete_from_device"
-        android:orderInCategory="13"
+        android:orderInCategory="14"
         android:title="@string/action_delete_from_device" />
 </menu>

app/src/main/res/values/strings.xml

@@ -19,6 +19,7 @@
     <string name="action_go_to_album">Go to album</string>
     <string name="action_go_to_artist">Go to artist</string>
     <string name="action_go_to_genre">Go to genre</string>
+    <string name="action_go_to_lyrics">Go to Lyrics</string>
     <string name="action_go_to_start_directory">Go to start directory</string>
     <string name="action_grant">Grant</string>
     <string name="action_grid_size">Grid size</string>