Udio: add more logging when track can't be loaded

src/main/java/netneutrality/music/source/UdioAudioSourceManager.java

@@ -91,6 +91,7 @@ public class UdioAudioSourceManager implements AudioSourceManager {
         JsonBrowser trackInfo = loadTrackInfoFromPageContent(content);
 
         if (trackInfo == null) {
+            log.debug("Udio HTML: {}", content);
             throw new FriendlyException("Udio: Failed to extract track information from web page.", SUSPICIOUS, null);
         }
 
@@ -110,21 +111,20 @@ public class UdioAudioSourceManager implements AudioSourceManager {
 
         String json = DataFormatTools.extractBetween(content, "self.__next_f.push([1,\"8:", "\\n\"])");
 
-        if (json != null) {
+        if (json == null) {
-            json = json.replace("\\", "");
+            log.error("Track JSON not found in page");
+            return null;
+        }
 
         try {
-                JsonBrowser parsedJson = JsonBrowser.parse(json);
+            String unescapedJson = json.replace("\\", "");
+            JsonBrowser parsedJson = JsonBrowser.parse(unescapedJson);
+
             return parsedJson.index(3).get("children").index(3).get("children").index(3).get("track");
         } catch (JsonParseException e) {
-                log.debug("Udio HTML: {}", content);
+            log.error("Failed to parse track JSON: {}", json);
-
             return null;
         }
-
-        }
-
-        return null;
     }
 
     @Override

src/main/java/netneutrality/music/source/UdioAudioTrack.java

@@ -44,8 +44,6 @@ public class UdioAudioTrack extends DelegatedAudioTrack {
 
     @Override
     public void process(LocalAudioTrackExecutor localExecutor) throws Exception {
-
-
         try (HttpInterface httpInterface = sourceManager.getHttpInterface()) {
             String playbackUrl = loadPlaybackUrl(httpInterface);
 
@@ -58,7 +56,7 @@ public class UdioAudioTrack extends DelegatedAudioTrack {
     }
 
     private String loadPlaybackUrl(HttpInterface httpInterface) throws IOException {
-        JsonBrowser trackInfo = loadPlayerConfig(httpInterface);
+        JsonBrowser trackInfo = loadTrackInfo(httpInterface);
 
         if (trackInfo == null) {
             throw new FriendlyException("Udio: Failed to extract track information from web page.", SUSPICIOUS, null);
@@ -67,7 +65,7 @@ public class UdioAudioTrack extends DelegatedAudioTrack {
         return trackInfo.get("song_path").text();
     }
 
-    private JsonBrowser loadPlayerConfig(HttpInterface httpInterface) throws IOException {
+    private JsonBrowser loadTrackInfo(HttpInterface httpInterface) throws IOException {
         try (CloseableHttpResponse response = httpInterface.execute(new HttpGet(trackInfo.identifier))) {
             int statusCode = response.getStatusLine().getStatusCode();