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/*
RailControl - Model Railway Control Software
Copyright (c) 2017-2025 by Teddy / Dominik Mahrer - www.railcontrol.org
RailControl 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, or (at your option) any
later version.
RailControl 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 RailControl; see the file LICENCE. If not see
<http://www.gnu.org/licenses/>.
*/
#include <map>
#include "DataModel/Cluster.h"
#include "DataModel/LockableItem.h"
#include "DataModel/Relation.h"
#include "DataModel/Track.h"
#include "Manager.h"
#include "Utils/Utils.h"
using std::map;
using std::string;
using std::to_string;
namespace DataModel
{
std::string Cluster::Serialize() const
{
string str;
str += "objectType=Cluster;";
str += Object::Serialize();
str += ";orientation=";
str += to_string(orientation);
return str;
}
void Cluster::Deserialize(const string& serialized)
{
map<string,string> arguments;
ParseArguments(serialized, arguments);
string objectType = Utils::Utils::GetStringMapEntry(arguments, "objectType");
if (objectType.compare("Cluster") != 0)
{
return;
}
Object::Deserialize(arguments);
orientation = static_cast<Orientation>(Utils::Utils::GetBoolMapEntry(arguments, "orientation", OrientationRight));
}
bool Cluster::CanSetLocoBaseOrientationUnlocked(const Orientation orientation, const ObjectIdentifier& locoBaseIdentifier)
{
if (this->orientation == orientation)
{
return true;
}
for (auto relation : tracks)
{
Track* track = dynamic_cast<Track*>(relation->GetObject2());
if (!track)
{
return false;
}
// invert track orientation if needed (XOR) and check with desired orientation value
const Relation::Data invert = relation->GetData();
if ((track->GetLocoBaseOrientation() ^ invert) == orientation)
{
continue;
}
const DataModel::LockableItem::LockState lockState = track->GetLockState();
if (lockState == DataModel::LockableItem::LockStateFree)
{
continue;
}
const ObjectIdentifier& locoBaseOfTrack = track->GetLocoBase();
if ((lockState == DataModel::LockableItem::LockStateReserved) && locoBaseOfTrack.IsSet() && (locoBaseOfTrack == locoBaseIdentifier))
{
continue;
}
return false;
}
return true;
}
bool Cluster::SetLocoBaseOrientation(const Orientation orientation,
const ObjectIdentifier& locoBaseIdentifier)
{
std::lock_guard<std::mutex> Guard(orientationMutex);
if (!CanSetLocoBaseOrientationUnlocked(orientation, locoBaseIdentifier))
{
return false;
}
this->orientation = orientation;
for (auto relation : tracks)
{
Track* track = dynamic_cast<Track*>(relation->GetObject2());
if (!track)
{
continue;
}
// invert orientation if needed (XOR) and set track orientation
const Relation::Data invert = relation->GetData();
track->SetLocoBaseOrientationForce(static_cast<Orientation>(orientation ^ invert));
}
return true;
}
void Cluster::DeleteTracks()
{
while (tracks.size() > 0)
{
Relation* trackRelation = tracks.back();
Track* track = trackRelation->ObjectType2() == ObjectTypeTrack ? manager->GetTrack(trackRelation->ObjectID2()) : nullptr;
if (track)
{
track->DeleteCluster();
}
tracks.pop_back();
delete trackRelation;
}
}
void Cluster::DeleteTrack(Track* trackToDelete)
{
for (unsigned int index = 0; index < tracks.size(); ++index)
{
if (tracks[index]->GetObject2() != trackToDelete)
{
continue;
}
delete tracks[index];
tracks.erase(tracks.begin() + index);
trackToDelete->DeleteCluster();
return;
}
}
void Cluster::AssignTracks(const std::vector<DataModel::Relation*>& newTracks)
{
DeleteTracks();
tracks = newTracks;
for (auto trackRelation : tracks)
{
Track* track = dynamic_cast<Track*>(trackRelation->GetObject2());
if (track)
{
track->SetCluster(this, static_cast<bool>(trackRelation->GetData()));
}
}
}
} // namespace DataModel
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