fix not npe when searching yt tracks via lavasearch

main/src/main/java/com/github/topi314/lavasrc/youtube/YouTubeAudioSearchTrack.kt

@@ -1,10 +1,22 @@
 package com.github.topi314.lavasrc.youtube
 
 import com.github.topi314.lavasrc.ExtendedAudioTrack
+import com.sedmelluq.discord.lavaplayer.source.AudioSourceManager
+import com.sedmelluq.discord.lavaplayer.source.youtube.YoutubeAudioSourceManager
 import com.sedmelluq.discord.lavaplayer.track.AudioTrackInfo
 import com.sedmelluq.discord.lavaplayer.track.playback.LocalAudioTrackExecutor
 
-class YouTubeAudioSearchTrack(trackInfo: AudioTrackInfo, albumName: String?) :
+class YouTubeAudioSearchTrack(
+    private val sourceManager: YoutubeAudioSourceManager,
+    trackInfo: AudioTrackInfo,
+    albumName: String?
+) :
     ExtendedAudioTrack(trackInfo, albumName, null, null, null, null, false) {
     override fun process(executor: LocalAudioTrackExecutor?) = Unit
+
+    override fun makeClone() = YouTubeAudioSearchTrack(sourceManager, trackInfo, albumName)
+
+    override fun getSourceManager(): AudioSourceManager {
+        return sourceManager
+    }
 }

main/src/main/java/com/github/topi314/lavasrc/youtube/YoutubeSearchManager.kt

@@ -8,8 +8,8 @@ import com.github.topi314.lavasearch.result.BasicAudioText
 import com.github.topi314.lavasrc.ExtendedAudioPlaylist
 import com.github.topi314.lavasrc.youtube.innertube.MusicResponsiveListItemRenderer
 import com.github.topi314.lavasrc.youtube.innertube.requestMusicAutoComplete
+import com.sedmelluq.discord.lavaplayer.source.youtube.YoutubeAudioSourceManager
 import com.sedmelluq.discord.lavaplayer.tools.io.HttpClientTools
-import com.sedmelluq.discord.lavaplayer.track.AudioPlaylist
 import com.sedmelluq.discord.lavaplayer.track.AudioTrack
 import com.sedmelluq.discord.lavaplayer.track.AudioTrackInfo
 import org.apache.http.client.methods.HttpGet
@@ -28,11 +28,18 @@ private fun MusicResponsiveListItemRenderer.NavigationEndpoint.toUrl() = when {
     else -> error("Unknown endpoint: $this")
 }
 
-class YoutubeSearchManager : AudioSearchSourceManager {
+class YoutubeSearchManager(
+    private val sourceManager: () -> YoutubeAudioSourceManager
+) : AudioSearchSourceManager {
     companion object {
         const val SEARCH_PREFIX = "ytsearch:"
         const val MUSIC_SEARCH_PREFIX = "ytmsearch:"
-        val SEARCH_TYPES = setOf(AudioSearchResult.Type.ALBUM, AudioSearchResult.Type.ARTIST, AudioSearchResult.Type.TRACK, AudioSearchResult.Type.TEXT)
+        val SEARCH_TYPES = setOf(
+            AudioSearchResult.Type.ALBUM,
+            AudioSearchResult.Type.ARTIST,
+            AudioSearchResult.Type.TRACK,
+            AudioSearchResult.Type.TEXT
+        )
     }
 
     private val httpInterfaceManager = HttpClientTools.createDefaultThreadLocalManager()
@@ -79,8 +86,7 @@ class YoutubeSearchManager : AudioSearchSourceManager {
                             thumbnail,
                             null
                         )
-
-                        YouTubeAudioSearchTrack(info, album)
+                        YouTubeAudioSearchTrack(sourceManager.invoke(), info, album)
                     } else if (item.navigationEndpoint.browseEndpoint != null) {
                         val type =
                             item.navigationEndpoint.browseEndpoint.browseEndpointContextSupportedConfigs.browseEndpointContextMusicConfig.pageType
@@ -146,4 +152,5 @@ private inline fun <reified T : Any> List<Any>.filter(enabled: Boolean) =
     if (enabled) filterIsInstance<T>() else emptyList()
 
 private fun List<Any>.filter(enabled: Boolean, type: ExtendedAudioPlaylist.Type) =
-    if (enabled) asSequence().filterIsInstance<ExtendedAudioPlaylist>().filter { it.type == type }.toList() else emptyList()
+    if (enabled) asSequence().filterIsInstance<ExtendedAudioPlaylist>().filter { it.type == type }
+        .toList() else emptyList()

plugin/src/main/java/com/github/topi314/lavasrc/plugin/LavaSrcPlugin.java

@@ -9,6 +9,7 @@
 import com.github.topi314.lavasrc.yandexmusic.YandexMusicSourceManager;
 import com.github.topi314.lavasrc.youtube.YoutubeSearchManager;
 import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;
+import com.sedmelluq.discord.lavaplayer.source.youtube.YoutubeAudioSourceManager;
 import dev.arbjerg.lavalink.api.AudioPlayerManagerConfiguration;
 import org.jetbrains.annotations.NotNull;
 import org.slf4j.Logger;
@@ -21,6 +22,7 @@ public class LavaSrcPlugin implements AudioPlayerManagerConfiguration, SearchMan
 	private static final Logger log = LoggerFactory.getLogger(LavaSrcPlugin.class);
 
 	private AudioPlayerManager manager;
+	private YoutubeAudioSourceManager youtubeAudioSourceManager;
 	private SpotifySourceManager spotify;
 	private AppleMusicSourceManager appleMusic;
 	private DeezerAudioSourceManager deezer;
@@ -78,7 +80,7 @@ public LavaSrcPlugin(LavaSrcConfig pluginConfig, SourcesConfig sourcesConfig, Sp
 		}
 		if (sourcesConfig.isYoutube()) {
 			log.info("Registering Youtube search manager...");
-			this.youtube = new YoutubeSearchManager();
+			this.youtube = new YoutubeSearchManager(() -> youtubeAudioSourceManager);
 		}
 	}
 
@@ -101,6 +103,9 @@ public AudioPlayerManager configure(@NotNull AudioPlayerManager manager) {
 		if (this.flowerytts != null) {
 			manager.registerSourceManager(this.flowerytts);
 		}
+		if (this.youtube != null) {
+			this.youtubeAudioSourceManager = manager.source(YoutubeAudioSourceManager.class);
+		}
 		return manager;
 	}
 
@@ -117,6 +122,9 @@ public AudioSearchManager configure(@NotNull AudioSearchManager manager) {
 			manager.registerSourceManager(this.deezer);
 		}
 		if (this.youtube != null) {
+			if (this.youtubeAudioSourceManager == null) {
+				throw new IllegalStateException("Youtube audio source manager is not initialized but required by Youtube search manager.");
+			}
 			manager.registerSourceManager(this.youtube);
 		}
 		return manager;