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lms/src/database/Cluster.hpp
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/*
* Copyright (C) 2018 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/>.
*/
#pragma once
#include <string>
#include <vector>
#include <Wt/Dbo/Dbo.h>
#include <Wt/WDateTime.h>
#include "Types.hpp"
namespace Database {
class Track;
class ClusterType;
class ScanSettings;
class Cluster : public Wt::Dbo::Dbo<Cluster>
{
public:
using pointer = Wt::Dbo::ptr<Cluster>;
Cluster();
Cluster(Wt::Dbo::ptr<ClusterType> type, std::string name);
// Find utility
static std::vector<pointer> getAll(Wt::Dbo::Session& session);
static std::vector<pointer> getAllOrphans(Wt::Dbo::Session& session);
static pointer getById(Wt::Dbo::Session& session, IdType id);
// Create utility
static pointer create(Wt::Dbo::Session& session, Wt::Dbo::ptr<ClusterType> type, std::string name);
// Accessors
const std::string& getName() const { return _name; }
Wt::Dbo::ptr<ClusterType> getType() const { return _clusterType; }
std::size_t getTracksCount() const { return _tracks.size(); }
std::vector<Wt::Dbo::ptr<Track>> getTracks(int offset, int limit) const;
std::set<IdType> getTrackIds() const;
std::size_t getReleasesCount() const;
void addTrack(Wt::Dbo::ptr<Track> track);
template<class Action>
void persist(Action& a)
{
Wt::Dbo::field(a, _name, "name");
Wt::Dbo::belongsTo(a, _clusterType, "cluster_type", Wt::Dbo::OnDeleteCascade);
Wt::Dbo::hasMany(a, _tracks, Wt::Dbo::ManyToMany, "track_cluster", "", Wt::Dbo::OnDeleteCascade);
}
private:
static const std::size_t _maxNameLength = 128;
std::string _name;
Wt::Dbo::ptr<ClusterType> _clusterType;
Wt::Dbo::collection< Wt::Dbo::ptr<Track> > _tracks;
};
class ClusterType : public Wt::Dbo::Dbo<ClusterType>
{
public:
using pointer = Wt::Dbo::ptr<ClusterType>;
ClusterType() {}
ClusterType(std::string name);
static std::vector<pointer> getAllOrphans(Wt::Dbo::Session& session);
static pointer getByName(Wt::Dbo::Session& session, std::string name);
static pointer getById(Wt::Dbo::Session& session, IdType id);
static std::vector<pointer> getAll(Wt::Dbo::Session& session);
static pointer create(Wt::Dbo::Session& session, std::string name);
static void remove(Wt::Dbo::Session& session, std::string name);
// Accessors
const std::string& getName(void) const { return _name; }
std::vector<Cluster::pointer> getClusters() const;
Cluster::pointer getCluster(std::string name) const;
template<class Action>
void persist(Action& a)
{
Wt::Dbo::field(a, _name, "name");
Wt::Dbo::hasMany(a, _clusters, Wt::Dbo::ManyToOne, "cluster_type");
Wt::Dbo::belongsTo(a, _scanSettings, "scan_settings", Wt::Dbo::OnDeleteCascade);
}
private:
static const std::size_t _maxNameLength = 128;
std::string _name;
Wt::Dbo::collection< Wt::Dbo::ptr<Cluster> > _clusters;
Wt::Dbo::ptr<ScanSettings> _scanSettings;
};
} // namespace Database