105 lines
4.3 KiB
C++
105 lines
4.3 KiB
C++
/*
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* Copyright (C) 2025 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* LMS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "database/Artwork.hpp"
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#include <Wt/Dbo/WtSqlTraits.h>
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#include "database/Image.hpp"
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#include "database/Session.hpp"
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#include "database/TrackEmbeddedImage.hpp"
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#include "Utils.hpp"
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#include "traits/IdTypeTraits.hpp"
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#include "traits/PathTraits.hpp"
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namespace lms::db
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{
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Artwork::Artwork(ObjectPtr<TrackEmbeddedImage> trackEmbeddedImage)
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: _trackEmbeddedImage{ getDboPtr(trackEmbeddedImage) }
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{
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}
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Artwork::Artwork(ObjectPtr<Image> image)
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: _image{ getDboPtr(image) }
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{
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}
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Artwork::pointer Artwork::create(Session& session, ObjectPtr<TrackEmbeddedImage> trackEmbeddedImage)
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{
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session.checkWriteTransaction();
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return session.getDboSession()->add(std::unique_ptr<Artwork>{ new Artwork{ trackEmbeddedImage } });
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}
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Artwork::pointer Artwork::create(Session& session, ObjectPtr<Image> image)
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{
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session.checkWriteTransaction();
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return session.getDboSession()->add(std::unique_ptr<Artwork>{ new Artwork{ image } });
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}
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std::size_t Artwork::getCount(Session& session)
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{
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session.checkReadTransaction();
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return utils::fetchQuerySingleResult(session.getDboSession()->query<long>("SELECT COUNT(*) FROM artwork"));
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}
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Artwork::pointer Artwork::find(Session& session, ArtworkId id)
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{
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session.checkReadTransaction();
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return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Artwork>>("SELECT a FROM artwork a").where("a.id = ?").bind(id));
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}
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Artwork::pointer Artwork::find(Session& session, TrackEmbeddedImageId id)
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{
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session.checkReadTransaction();
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return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Artwork>>("SELECT a FROM artwork a").where("a.track_embedded_image_id = ?").bind(id));
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}
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Artwork::pointer Artwork::find(Session& session, ImageId id)
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{
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session.checkReadTransaction();
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return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Artwork>>("SELECT a FROM artwork a").where("a.image_id = ?").bind(id));
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}
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Wt::WDateTime Artwork::getLastWrittenTime() const
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{
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auto query{ session()->query<Wt::WDateTime>("SELECT MAX(COALESCE(image.file_last_write, track.file_last_write)) AS last_written_datetime FROM artwork") };
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query.leftJoin("image ON artwork.image_id = image.id");
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query.leftJoin("track_embedded_image ON artwork.track_embedded_image_id = track_embedded_image.id");
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query.leftJoin("track_embedded_image_link ON track_embedded_image.id = track_embedded_image_link.track_embedded_image_id");
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query.leftJoin("track ON track.id = track_embedded_image_link.track_id");
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query.where("artwork.id = ?").bind(getId());
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return utils::fetchQuerySingleResult(query);
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}
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std::filesystem::path Artwork::getAbsoluteFilePath() const
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{
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auto query{ session()->query<std::filesystem::path>("SELECT COALESCE(image.absolute_file_path, track.absolute_file_path) AS absolute_file_path FROM artwork") };
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query.leftJoin("image ON artwork.image_id = image.id");
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query.leftJoin("track_embedded_image ON artwork.track_embedded_image_id = track_embedded_image.id");
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query.leftJoin("track_embedded_image_link ON track_embedded_image.id = track_embedded_image_link.track_embedded_image_id");
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query.leftJoin("track ON track.id = track_embedded_image_link.track_id");
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query.limit(1); // there may be several tracks matching this artwork...
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query.where("artwork.id = ?").bind(getId());
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return utils::fetchQuerySingleResult(query);
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}
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} // namespace lms::db
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