hyperion.ng/libsrc/hyperion/HyperionIManager.cpp

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#include <hyperion/HyperionIManager.h>
// hyperion
#include <hyperion/Hyperion.h>
#include <db/InstanceTable.h>
// qt
#include <QThread>
HyperionIManager* HyperionIManager::HIMinstance;
HyperionIManager::HyperionIManager(const QString& rootPath, QObject* parent)
: QObject(parent)
, _log(Logger::getInstance("HYPERION"))
, _instanceTable( new InstanceTable(rootPath, this) )
, _rootPath( rootPath )
{
HIMinstance = this;
qRegisterMetaType<InstanceState>("InstanceState");
}
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Hyperion* HyperionIManager::getHyperionInstance(quint8 instance)
{
if(_runningInstances.contains(instance))
return _runningInstances.value(instance);
Warning(_log,"The requested instance index '%d' with name '%s' isn't running, return main instance", instance, QSTRING_CSTR(_instanceTable->getNamebyIndex(instance)));
return _runningInstances.value(0);
}
const QVector<QVariantMap> HyperionIManager::getInstanceData()
{
QVector<QVariantMap> instances = _instanceTable->getAllInstances();
for( auto & entry : instances)
{
// add running state
entry["running"] = _runningInstances.contains(entry["instance"].toInt());
}
return instances;
}
void HyperionIManager::startAll()
{
for(const auto & entry : _instanceTable->getAllInstances(true))
{
startInstance(entry["instance"].toInt());
}
}
void HyperionIManager::stopAll()
{
// copy the instances due to loop corruption, even with .erase() return next iter
QMap<quint8, Hyperion*> instCopy = _runningInstances;
for(const auto instance : instCopy)
{
instance->stop();
}
}
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void HyperionIManager::toggleStateAllInstances(bool pause)
{
// copy the instances due to loop corruption, even with .erase() return next iter
QMap<quint8, Hyperion*> instCopy = _runningInstances;
for(const auto instance : instCopy)
{
emit instance->compStateChangeRequest(hyperion::COMP_ALL, pause);
}
}
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bool HyperionIManager::startInstance(quint8 inst, bool block)
{
if(_instanceTable->instanceExist(inst))
{
if(!_runningInstances.contains(inst) && !_startQueue.contains(inst))
{
QThread* hyperionThread = new QThread();
hyperionThread->setObjectName("HyperionThread");
Hyperion* hyperion = new Hyperion(inst);
hyperion->moveToThread(hyperionThread);
// setup thread management
connect(hyperionThread, &QThread::started, hyperion, &Hyperion::start);
connect(hyperion, &Hyperion::started, this, &HyperionIManager::handleStarted);
connect(hyperion, &Hyperion::finished, this, &HyperionIManager::handleFinished);
connect(hyperion, &Hyperion::finished, hyperionThread, &QThread::quit, Qt::DirectConnection);
// setup further connections
// from Hyperion
connect(hyperion, &Hyperion::settingsChanged, this, &HyperionIManager::settingsChanged);
connect(hyperion, &Hyperion::videoMode, this, &HyperionIManager::requestVideoMode);
connect(hyperion, &Hyperion::compStateChangeRequest, this, &HyperionIManager::compStateChangeRequest);
// to Hyperion
connect(this, &HyperionIManager::newVideoMode, hyperion, &Hyperion::newVideoMode);
// add to queue and start
_startQueue << inst;
hyperionThread->start();
// update db
_instanceTable->setLastUse(inst);
_instanceTable->setEnable(inst, true);
if(block)
{
while(!hyperionThread->isRunning()){};
}
return true;
}
Debug(_log,"Can't start Hyperion instance index '%d' with name '%s' it's already running or queued for start", inst, QSTRING_CSTR(_instanceTable->getNamebyIndex(inst)));
return false;
}
Debug(_log,"Can't start Hyperion instance index '%d' it doesn't exist in DB", inst);
return false;
}
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bool HyperionIManager::stopInstance(quint8 inst)
{
// inst 0 can't be stopped
if(!isInstAllowed(inst))
return false;
if(_instanceTable->instanceExist(inst))
{
if(_runningInstances.contains(inst))
{
// notify a ON_STOP rather sooner than later, queued signal listener should have some time to drop the pointer before it's deleted
emit instanceStateChanged(InstanceState::H_ON_STOP, inst);
Hyperion* hyperion = _runningInstances.value(inst);
hyperion->stop();
// update db
_instanceTable->setEnable(inst, false);
return true;
}
Debug(_log,"Can't stop Hyperion instance index '%d' with name '%s' it's not running'", inst, QSTRING_CSTR(_instanceTable->getNamebyIndex(inst)));
return false;
}
Debug(_log,"Can't stop Hyperion instance index '%d' it doesn't exist in DB", inst);
return false;
}
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bool HyperionIManager::createInstance(const QString& name, bool start)
{
quint8 inst;
if(_instanceTable->createInstance(name, inst))
{
Info(_log,"New Hyperion instance created with name '%s'",QSTRING_CSTR(name));
emit instanceStateChanged(InstanceState::H_CREATED, inst, name);
emit change();
if(start)
startInstance(inst);
return true;
}
return false;
}
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bool HyperionIManager::deleteInstance(quint8 inst)
{
// inst 0 can't be deleted
if(!isInstAllowed(inst))
return false;
// stop it if required as blocking and wait
stopInstance(inst);
if(_instanceTable->deleteInstance(inst))
{
Info(_log,"Hyperion instance with index '%d' has been deleted", inst);
emit instanceStateChanged(InstanceState::H_DELETED, inst);
emit change();
return true;
}
return false;
}
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bool HyperionIManager::saveName(quint8 inst, const QString& name)
{
if(_instanceTable->saveName(inst, name))
{
emit change();
return true;
}
return false;
}
void HyperionIManager::handleFinished()
{
Hyperion* hyperion = qobject_cast<Hyperion*>(sender());
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quint8 instance = hyperion->getInstanceIndex();
Info(_log,"Hyperion instance '%s' has been stopped", QSTRING_CSTR(_instanceTable->getNamebyIndex(instance)));
_runningInstances.remove(instance);
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hyperion->thread()->deleteLater();
hyperion->deleteLater();
emit instanceStateChanged(InstanceState::H_STOPPED, instance);
emit change();
}
void HyperionIManager::handleStarted()
{
Hyperion* hyperion = qobject_cast<Hyperion*>(sender());
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quint8 instance = hyperion->getInstanceIndex();
Info(_log,"Hyperion instance '%s' has been started", QSTRING_CSTR(_instanceTable->getNamebyIndex(instance)));
_startQueue.removeAll(instance);
_runningInstances.insert(instance, hyperion);
emit instanceStateChanged(InstanceState::H_STARTED, instance);
emit change();
}