Placed db object related files in a subdirectory

src/libs/database/impl/objects/PlayQueue.cpp

@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2024 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS 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.
+ *
+ * LMS 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "database/objects/PlayQueue.hpp"
+
+#include <Wt/Dbo/SqlTraits.h>
+
+#include "database/Session.hpp"
+#include "database/objects/Artwork.hpp"
+#include "database/objects/Directory.hpp"
+#include "database/objects/MediaLibrary.hpp"
+#include "database/objects/Release.hpp"
+#include "database/objects/Track.hpp"
+#include "database/objects/User.hpp"
+
+#include "Utils.hpp"
+#include "traits/IdTypeTraits.hpp"
+#include "traits/StringViewTraits.hpp"
+
+namespace lms::db
+{
+    PlayQueue::PlayQueue(const ObjectPtr<User>& user, std::string_view name)
+        : _name{ name }
+        , _user{ getDboPtr(user) }
+    {
+    }
+
+    PlayQueue::pointer PlayQueue::create(Session& session, const ObjectPtr<User>& user, std::string_view name)
+    {
+        return session.getDboSession()->add(std::unique_ptr<PlayQueue>{ new PlayQueue{ user, name } });
+    }
+
+    std::size_t PlayQueue::getCount(Session& session)
+    {
+        session.checkReadTransaction();
+
+        return utils::fetchQuerySingleResult(session.getDboSession()->query<int>("SELECT COUNT(*) FROM playqueue"));
+    }
+
+    PlayQueue::pointer PlayQueue::find(Session& session, PlayQueueId id)
+    {
+        session.checkReadTransaction();
+
+        return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<PlayQueue>>("SELECT p from playqueue p").where("p.id = ?").bind(id));
+    }
+
+    PlayQueue::pointer PlayQueue::find(Session& session, UserId userId, std::string_view name)
+    {
+        session.checkReadTransaction();
+
+        auto query{ session.getDboSession()->query<Wt::Dbo::ptr<PlayQueue>>("SELECT p from playqueue p") };
+        query.where("p.user_id = ?").bind(userId);
+        query.where("p.name = ?").bind(name);
+
+        return utils::fetchQuerySingleResult(query);
+    }
+
+    void PlayQueue::clear()
+    {
+        _tracks.clear();
+    }
+
+    void PlayQueue::addTrack(const ObjectPtr<Track>& track)
+    {
+        _tracks.insert(getDboPtr(track));
+    }
+
+    Track::pointer PlayQueue::getTrackAtCurrentIndex() const
+    {
+        auto query{ _tracks.find() };
+        query.offset(_currentIndex);
+        query.limit(1);
+
+        return utils::fetchQuerySingleResult(query);
+    }
+
+    void PlayQueue::visitTracks(const std::function<void(const ObjectPtr<Track>& track)>& visitor) const
+    {
+        utils::forEachQueryResult(_tracks.find(), visitor);
+    }
+
+} // namespace lms::db