Migrated current play counter in ui states

src/libs/database/impl/Migration.cpp

@@ -758,6 +758,7 @@ SELECT
 
         session.getDboSession()->execute("ALTER TABLE user DROP COLUMN repeat_all");
         session.getDboSession()->execute("ALTER TABLE user DROP COLUMN radio");
+        session.getDboSession()->execute("ALTER TABLE user DROP COLUMN cur_playing_track_pos");
     }
 
     bool doDbMigration(Session& session)

src/libs/database/include/database/User.hpp

@@ -105,7 +105,6 @@ namespace lms::db
         void setSubsonicEnableTranscodingByDefault(bool value) { _subsonicEnableTranscodingByDefault = value; }
         void setSubsonicDefaultTranscodintOutputFormat(TranscodingOutputFormat encoding) { _subsonicDefaultTranscodingOutputFormat = encoding; }
         void setSubsonicDefaultTranscodingOutputBitrate(Bitrate bitrate);
-        void setCurPlayingTrackPos(std::size_t pos) { _curPlayingTrackPos = pos; }
         void setUITheme(UITheme uiTheme) { _uiTheme = uiTheme; }
         void clearAuthTokens();
         void setSubsonicArtistListMode(SubsonicArtistListMode mode) { _subsonicArtistListMode = mode; }
@@ -120,7 +119,6 @@ namespace lms::db
         bool getSubsonicEnableTranscodingByDefault() const { return _subsonicEnableTranscodingByDefault; }
         TranscodingOutputFormat getSubsonicDefaultTranscodingOutputFormat() const { return _subsonicDefaultTranscodingOutputFormat; }
         Bitrate getSubsonicDefaultTranscodingOutputBitrate() const { return _subsonicDefaultTranscodingOutputBitrate; }
-        std::size_t getCurPlayingTrackPos() const { return _curPlayingTrackPos; }
         UITheme getUITheme() const { return _uiTheme; }
         SubsonicArtistListMode getSubsonicArtistListMode() const { return _subsonicArtistListMode; }
         FeedbackBackend getFeedbackBackend() const { return _feedbackBackend; }
@@ -144,11 +142,8 @@ namespace lms::db
             Wt::Dbo::field(a, _scrobblingBackend, "scrobbling_backend");
             Wt::Dbo::field(a, _listenbrainzToken, "listenbrainz_token");
 
-            // UI player settings
-            Wt::Dbo::field(a, _curPlayingTrackPos, "cur_playing_track_pos");
-
             Wt::Dbo::hasMany(a, _authTokens, Wt::Dbo::ManyToOne, "user");
-            Wt::Dbo::hasMany(a, _uiSettings, Wt::Dbo::ManyToOne, "user");
+            Wt::Dbo::hasMany(a, _uiStates, Wt::Dbo::ManyToOne, "user");
         }
 
     private:
@@ -174,11 +169,8 @@ namespace lms::db
         TranscodingOutputFormat _subsonicDefaultTranscodingOutputFormat{ defaultSubsonicTranscodingOutputFormat };
         int _subsonicDefaultTranscodingOutputBitrate{ defaultSubsonicTranscodingOutputBitrate };
 
-        // User's dynamic data (UI)
-        int _curPlayingTrackPos{}; // Current track position in queue
-
         Wt::Dbo::collection<Wt::Dbo::ptr<AuthToken>> _authTokens;
-        Wt::Dbo::collection<Wt::Dbo::ptr<UIState>> _uiSettings;
+        Wt::Dbo::collection<Wt::Dbo::ptr<UIState>> _uiStates;
     };
 
 } // namespace lms::db

src/lms/ui/PlayQueue.cpp

@@ -186,21 +186,15 @@ namespace lms::ui
 
             _mediaPlayerSettingsLoaded = true;
 
-            std::size_t trackPos{};
+            const std::size_t trackPos{ state::readValue<size_t>("player_cur_playing_track_pos").value_or(0) };
-
-            {
-                auto transaction{ LmsApp->getDbSession().createReadTransaction() };
-                trackPos = LmsApp->getUser()->getCurPlayingTrackPos();
-            }
-
             loadTrack(trackPos, false);
         });
 
         LmsApp->preQuit().connect([this] {
+            if (LmsApp->getUserType() == db::UserType::DEMO)
+            {
                 auto transaction{ LmsApp->getDbSession().createWriteTransaction() };
 
-            if (LmsApp->getUser()->isDemo())
-            {
                 LMS_LOG(UI, DEBUG, "Removing queue (tracklist id " << _queueId.toString() << ")");
                 if (db::TrackList::pointer queue{ getQueue() })
                     queue.remove();
@@ -258,7 +252,7 @@ namespace lms::ui
         db::TrackId trackId{};
         std::optional<float> replayGain{};
         {
-            auto transaction{ LmsApp->getDbSession().createWriteTransaction() };
+            auto transaction{ LmsApp->getDbSession().createReadTransaction() };
 
             const db::TrackList::pointer queue{ getQueue() };
 
@@ -275,16 +269,14 @@ namespace lms::ui
             }
 
             _trackPos = pos;
+
             const db::Track::pointer track{ queue->getEntry(*_trackPos)->getTrack() };
-
             trackId = track->getId();
-
             replayGain = getReplayGain(pos, track);
-
-            if (!LmsApp->getUser()->isDemo())
-                LmsApp->getUser().modify()->setCurPlayingTrackPos(pos);
         }
 
+        state::writeValue<size_t>("player_cur_playing_track_pos", pos);
+
         enqueueRadioTracksIfNeeded();
         updateCurrentTrack(true);
         _isTrackSelected = true;
@@ -331,7 +323,7 @@ namespace lms::ui
         db::TrackList::pointer queue;
         db::TrackList::pointer radioStartingTracks;
 
-        if (!LmsApp->getUser()->isDemo())
+        if (LmsApp->getUserType() != db::UserType::DEMO)
         {
             static const std::string queueName{ "__queued_tracks__" };
             queue = db::TrackList::find(LmsApp->getDbSession(), queueName, db::TrackListType::Internal, LmsApp->getUserId());

src/lms/ui/SettingsView.cpp

@@ -547,9 +547,7 @@ namespace lms::ui
 
         saveBtn->clicked().connect([=] {
             {
-                auto transaction{ LmsApp->getDbSession().createReadTransaction() };
+                if (LmsApp->getUserType() == db::UserType::DEMO)
-
-                if (LmsApp->getUser()->isDemo())
                 {
                     LmsApp->notifyMsg(Notification::Type::Warning, Wt::WString::tr("Lms.Settings.settings"), Wt::WString::tr("Lms.Settings.demo-cannot-save"));
                     return;