Added embedded/external lyrics support: parsing + indexing, ref #379

src/libs/database/impl/Track.cpp

@@ -30,6 +30,7 @@
 #include "database/Session.hpp"
 #include "database/TrackArtistLink.hpp"
 #include "database/TrackFeatures.hpp"
+#include "database/TrackLyrics.hpp"
 #include "database/User.hpp"
 
 #include "IdTypeTraits.hpp"
@@ -53,6 +54,9 @@ namespace lms::db
             for (std::string_view keyword : params.keywords)
                 query.where("t.name LIKE ? ESCAPE '" ESCAPE_CHAR_STR "'").bind("%" + utils::escapeLikeKeyword(keyword) + "%");
 
+            if (!params.stem.empty())
+                query.where("t.file_stem = ?").bind(params.stem);
+
             if (!params.name.empty())
                 query.where("t.name = ?").bind(params.name);
 
@@ -372,11 +376,15 @@ namespace lms::db
     {
         assert(filePath.is_absolute());
         _absoluteFilePath = filePath;
+        _fileStem = filePath.stem();
     }
 
     void Track::setRelativeFilePath(const std::filesystem::path& filePath)
     {
         assert(filePath.is_relative());
+
+        assert(_absoluteFilePath.filename() == filePath.filename()); // must be compatible with previous setAbsoluteFilePath call
+        _fileStem = filePath.stem(); // lazy migration (_fileStem added later, could be set only with setAbsoluteFilePath)
         _relativeFilePath = filePath;
     }
 
@@ -418,6 +426,21 @@ namespace lms::db
             _clusters.insert(getDboPtr(cluster));
     }
 
+    void Track::clearLyrics()
+    {
+        _trackLyrics.clear();
+    }
+
+    void Track::clearEmbeddedLyrics()
+    {
+        utils::executeCommand(*session(), "DELETE FROM track_lyrics WHERE absolute_file_path = '' AND track_id = ?", getId());
+    }
+
+    void Track::addLyrics(const ObjectPtr<TrackLyrics>& lyrics)
+    {
+        _trackLyrics.insert(getDboPtr(lyrics));
+    }
+
     std::optional<std::string> Track::getCopyright() const
     {
         return _copyright != "" ? std::make_optional<std::string>(_copyright) : std::nullopt;