emeric
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/*
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* Copyright (C) 2013-2016 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/Cluster.hpp"
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#include "database/Artist.hpp"
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#include "database/Release.hpp"
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#include "database/ScanSettings.hpp"
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#include "database/Session.hpp"
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#include "database/Track.hpp"
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#include "SqlQuery.hpp"
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#include "Traits.hpp"
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namespace Database {
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Cluster::Cluster(ObjectPtr<ClusterType> type, std::string_view name)
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: _name {std::string {name, 0, _maxNameLength}},
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_clusterType {getDboPtr(type)}
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{
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}
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Cluster::pointer
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Cluster::create(Session& session, ObjectPtr<ClusterType> type, std::string_view name)
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{
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session.checkUniqueLocked();
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Cluster::pointer res {session.getDboSession().add(std::make_unique<Cluster>(type, name))};
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session.getDboSession().flush();
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return res;
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}
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std::vector<Cluster::pointer>
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Cluster::getAll(Session& session)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<Wt::Dbo::ptr<Cluster>> res {session.getDboSession().find<Cluster>()};
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return std::vector<Cluster::pointer>(res.begin(), res.end());
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}
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std::vector<Cluster::pointer>
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Cluster::getAllOrphans(Session& session)
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{
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session.checkSharedLocked();
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auto res {session.getDboSession().query<Wt::Dbo::ptr<Cluster>>("SELECT DISTINCT c FROM cluster c WHERE NOT EXISTS(SELECT 1 FROM track_cluster t_c WHERE t_c.cluster_id = c.id)").resultList()};
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return std::vector<Cluster::pointer>(res.begin(), res.end());
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}
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Cluster::pointer
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Cluster::getById(Session& session, ClusterId id)
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{
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session.checkSharedLocked();
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return session.getDboSession().find<Cluster>().where("id = ?").bind(id).resultValue();
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}
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void
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Cluster::addTrack(ObjectPtr<Track> track)
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{
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_tracks.insert(getDboPtr(track));
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}
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std::vector<Track::pointer>
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Cluster::getTracks(std::optional<std::size_t> offset, std::optional<std::size_t> limit) const
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{
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assert(session());
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auto res {session()->query<Wt::Dbo::ptr<Track>>("SELECT t FROM track t INNER JOIN cluster c ON c.id = t_c.cluster_id INNER JOIN track_cluster t_c ON t_c.track_id = t.id")
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.where("c.id = ?").bind(getId())
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.offset(offset ? static_cast<int>(*offset) : -1)
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.limit(limit ? static_cast<int>(*limit) : -1)
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.resultList()};
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return std::vector<Track::pointer>(res.begin(), res.end());
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}
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std::vector<TrackId>
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Cluster::getTrackIds() const
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{
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assert(session());
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Wt::Dbo::collection<TrackId> res = session()->query<TrackId>("SELECT t_c.track_id FROM track_cluster t_c INNER JOIN cluster c ON c.id = t_c.cluster_id")
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.where("c.id = ?").bind(getId());
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return std::vector<TrackId>(res.begin(), res.end());
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}
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std::size_t
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Cluster::getReleasesCount() const
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{
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assert(session());
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return session()->query<int>("SELECT COUNT(DISTINCT r.id) FROM release r INNER JOIN track t on t.release_id = r.id INNER JOIN cluster c ON c.id = t_c.cluster_id INNER JOIN track_cluster t_c ON t_c.track_id = t.id")
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.where("c.id = ?").bind(getId());
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}
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ClusterType::ClusterType(std::string_view name)
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: _name {name}
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{
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}
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std::vector<ClusterType::pointer>
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ClusterType::getAllOrphans(Session& session)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<Wt::Dbo::ptr<ClusterType>> res = session.getDboSession().query<Wt::Dbo::ptr<ClusterType>>(
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"SELECT c_t from cluster_type c_t"
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" LEFT OUTER JOIN cluster c ON c_t.id = c.cluster_type_id")
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.where("c.id IS NULL");
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return std::vector<pointer>(res.begin(), res.end());
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}
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std::vector<ClusterType::pointer>
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ClusterType::getAllUsed(Session& session)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<Wt::Dbo::ptr<ClusterType>> res = session.getDboSession().query<Wt::Dbo::ptr<ClusterType>>(
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"SELECT DISTINCT c_t from cluster_type c_t")
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.join("cluster c ON c_t.id = c.cluster_type_id");
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return std::vector<pointer>(res.begin(), res.end());
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}
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ClusterType::pointer
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ClusterType::getByName(Session& session, const std::string& name)
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{
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session.checkSharedLocked();
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return session.getDboSession().find<ClusterType>().where("name = ?").bind(name).resultValue();
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}
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ClusterType::pointer
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ClusterType::getById(Session& session, ClusterTypeId id)
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{
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session.checkSharedLocked();
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return session.getDboSession().find<ClusterType>().where("id = ?").bind(id).resultValue();
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}
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std::vector<ClusterType::pointer>
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ClusterType::getAll(Session& session)
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{
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session.checkSharedLocked();
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auto res {session.getDboSession().find<ClusterType>().resultList()};
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return std::vector<pointer>(res.begin(), res.end());
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}
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ClusterType::pointer
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ClusterType::create(Session& session, const std::string& name)
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{
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session.checkUniqueLocked();
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ClusterType::pointer res {session.getDboSession().add(std::make_unique<ClusterType>(name))};
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session.getDboSession().flush();
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return res;
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}
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Cluster::pointer
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ClusterType::getCluster(const std::string& name) const
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{
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assert(self());
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assert(session());
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return session()->find<Cluster>()
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.where("name = ?").bind(name)
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.where("cluster_type_id = ?").bind(getId()).resultValue();
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}
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std::vector<Cluster::pointer>
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ClusterType::getClusters() const
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{
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assert(self());
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assert(session());
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auto res = session()->find<Cluster>()
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.where("cluster_type_id = ?").bind(getId())
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.orderBy("name")
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.resultList();
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return std::vector<Cluster::pointer>(res.begin(), res.end());
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}
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} // namespace Database
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