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#include <Variable/Variable.h>
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#include <Variable/VariableAcquisitionWorker.h>
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#include <Variable/VariableCacheController.h>
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#include <Variable/VariableCacheStrategy.h>
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#include <Variable/VariableController.h>
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#include <Variable/VariableModel.h>
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#include <Variable/VariableSynchronizationGroup.h>
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#include <Data/DataProviderParameters.h>
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#include <Data/IDataProvider.h>
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#include <Data/IDataSeries.h>
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#include <Time/TimeController.h>
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#include <QMutex>
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#include <QThread>
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#include <QUuid>
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#include <QtCore/QItemSelectionModel>
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#include <set>
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#include <unordered_map>
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Q_LOGGING_CATEGORY(LOG_VariableController, "VariableController")
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namespace {
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SqpRange computeSynchroRangeRequested(const SqpRange &varRange, const SqpRange &graphRange,
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const SqpRange &oldGraphRange)
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{
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auto zoomType = VariableController::getZoomType(graphRange, oldGraphRange);
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auto varRangeRequested = varRange;
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switch (zoomType) {
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case AcquisitionZoomType::ZoomIn: {
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auto deltaLeft = graphRange.m_TStart - oldGraphRange.m_TStart;
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auto deltaRight = oldGraphRange.m_TEnd - graphRange.m_TEnd;
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varRangeRequested.m_TStart += deltaLeft;
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varRangeRequested.m_TEnd -= deltaRight;
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break;
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}
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case AcquisitionZoomType::ZoomOut: {
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auto deltaLeft = oldGraphRange.m_TStart - graphRange.m_TStart;
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auto deltaRight = graphRange.m_TEnd - oldGraphRange.m_TEnd;
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varRangeRequested.m_TStart -= deltaLeft;
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varRangeRequested.m_TEnd += deltaRight;
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break;
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}
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case AcquisitionZoomType::PanRight: {
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auto deltaRight = graphRange.m_TEnd - oldGraphRange.m_TEnd;
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varRangeRequested.m_TStart += deltaRight;
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varRangeRequested.m_TEnd += deltaRight;
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break;
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}
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case AcquisitionZoomType::PanLeft: {
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auto deltaLeft = oldGraphRange.m_TStart - graphRange.m_TStart;
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varRangeRequested.m_TStart -= deltaLeft;
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varRangeRequested.m_TEnd -= deltaLeft;
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break;
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}
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case AcquisitionZoomType::Unknown: {
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qCCritical(LOG_VariableController())
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<< VariableController::tr("Impossible to synchronize: zoom type unknown");
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break;
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}
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default:
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qCCritical(LOG_VariableController()) << VariableController::tr(
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"Impossible to synchronize: zoom type not take into account");
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// No action
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break;
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}
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return varRangeRequested;
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}
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}
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struct VariableController::VariableControllerPrivate {
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explicit VariableControllerPrivate(VariableController *parent)
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: m_WorkingMutex{},
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m_VariableModel{new VariableModel{parent}},
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m_VariableSelectionModel{new QItemSelectionModel{m_VariableModel, parent}},
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m_VariableCacheController{std::make_unique<VariableCacheController>()},
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m_VariableCacheStrategy{std::make_unique<VariableCacheStrategy>()},
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m_VariableAcquisitionWorker{std::make_unique<VariableAcquisitionWorker>()},
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q{parent}
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{
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m_VariableAcquisitionWorker->moveToThread(&m_VariableAcquisitionWorkerThread);
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m_VariableAcquisitionWorkerThread.setObjectName("VariableAcquisitionWorkerThread");
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}
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virtual ~VariableControllerPrivate()
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{
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qCDebug(LOG_VariableController()) << tr("VariableControllerPrivate destruction");
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m_VariableAcquisitionWorkerThread.quit();
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m_VariableAcquisitionWorkerThread.wait();
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}
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void processRequest(std::shared_ptr<Variable> var, const SqpRange &rangeRequested);
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QVector<SqpRange> provideNotInCacheDateTimeList(std::shared_ptr<Variable> variable,
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const SqpRange &dateTime);
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std::shared_ptr<Variable> findVariable(QUuid vIdentifier);
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std::shared_ptr<IDataSeries>
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retrieveDataSeries(const QVector<AcquisitionDataPacket> acqDataPacketVector);
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void registerProvider(std::shared_ptr<IDataProvider> provider);
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QMutex m_WorkingMutex;
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/// Variable model. The VariableController has the ownership
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VariableModel *m_VariableModel;
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QItemSelectionModel *m_VariableSelectionModel;
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TimeController *m_TimeController{nullptr};
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std::unique_ptr<VariableCacheController> m_VariableCacheController;
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std::unique_ptr<VariableCacheStrategy> m_VariableCacheStrategy;
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std::unique_ptr<VariableAcquisitionWorker> m_VariableAcquisitionWorker;
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QThread m_VariableAcquisitionWorkerThread;
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std::unordered_map<std::shared_ptr<Variable>, std::shared_ptr<IDataProvider> >
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m_VariableToProviderMap;
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std::unordered_map<std::shared_ptr<Variable>, QUuid> m_VariableToIdentifierMap;
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std::map<QUuid, std::shared_ptr<VariableSynchronizationGroup> >
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m_GroupIdToVariableSynchronizationGroupMap;
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std::map<QUuid, QUuid> m_VariableIdGroupIdMap;
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std::set<std::shared_ptr<IDataProvider> > m_ProviderSet;
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VariableController *q;
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};
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VariableController::VariableController(QObject *parent)
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: QObject{parent}, impl{spimpl::make_unique_impl<VariableControllerPrivate>(this)}
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{
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qCDebug(LOG_VariableController()) << tr("VariableController construction")
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<< QThread::currentThread();
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connect(impl->m_VariableModel, &VariableModel::abortProgessRequested, this,
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&VariableController::onAbortProgressRequested);
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connect(impl->m_VariableAcquisitionWorker.get(), &VariableAcquisitionWorker::dataProvided, this,
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&VariableController::onDataProvided);
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connect(impl->m_VariableAcquisitionWorker.get(),
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&VariableAcquisitionWorker::variableRequestInProgress, this,
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&VariableController::onVariableRetrieveDataInProgress);
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connect(&impl->m_VariableAcquisitionWorkerThread, &QThread::started,
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impl->m_VariableAcquisitionWorker.get(), &VariableAcquisitionWorker::initialize);
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connect(&impl->m_VariableAcquisitionWorkerThread, &QThread::finished,
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impl->m_VariableAcquisitionWorker.get(), &VariableAcquisitionWorker::finalize);
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impl->m_VariableAcquisitionWorkerThread.start();
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}
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VariableController::~VariableController()
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{
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qCDebug(LOG_VariableController()) << tr("VariableController destruction")
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<< QThread::currentThread();
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this->waitForFinish();
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}
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VariableModel *VariableController::variableModel() noexcept
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{
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return impl->m_VariableModel;
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}
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QItemSelectionModel *VariableController::variableSelectionModel() noexcept
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{
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return impl->m_VariableSelectionModel;
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}
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void VariableController::setTimeController(TimeController *timeController) noexcept
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{
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impl->m_TimeController = timeController;
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}
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void VariableController::deleteVariable(std::shared_ptr<Variable> variable) noexcept
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{
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if (!variable) {
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qCCritical(LOG_VariableController()) << "Can't delete variable: variable is null";
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return;
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}
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// Spreads in SciQlop that the variable will be deleted, so that potential receivers can
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// make some treatments before the deletion
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emit variableAboutToBeDeleted(variable);
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// Deletes identifier
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impl->m_VariableToIdentifierMap.erase(variable);
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// Deletes provider
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auto nbProvidersDeleted = impl->m_VariableToProviderMap.erase(variable);
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qCDebug(LOG_VariableController())
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<< tr("Number of providers deleted for variable %1: %2")
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.arg(variable->name(), QString::number(nbProvidersDeleted));
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// Clears cache
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impl->m_VariableCacheController->clear(variable);
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// Deletes from model
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impl->m_VariableModel->deleteVariable(variable);
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}
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void VariableController::deleteVariables(
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const QVector<std::shared_ptr<Variable> > &variables) noexcept
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{
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for (auto variable : qAsConst(variables)) {
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deleteVariable(variable);
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}
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}
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void VariableController::abortProgress(std::shared_ptr<Variable> variable)
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{
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}
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std::shared_ptr<Variable>
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VariableController::createVariable(const QString &name, const QVariantHash &metadata,
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std::shared_ptr<IDataProvider> provider) noexcept
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{
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if (!impl->m_TimeController) {
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qCCritical(LOG_VariableController())
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<< tr("Impossible to create variable: The time controller is null");
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return nullptr;
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}
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auto range = impl->m_TimeController->dateTime();
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if (auto newVariable = impl->m_VariableModel->createVariable(name, range, metadata)) {
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auto identifier = QUuid::createUuid();
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// store the provider
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impl->registerProvider(provider);
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// Associate the provider
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impl->m_VariableToProviderMap[newVariable] = provider;
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impl->m_VariableToIdentifierMap[newVariable] = identifier;
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impl->processRequest(newVariable, range);
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return newVariable;
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}
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}
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void VariableController::onDateTimeOnSelection(const SqpRange &dateTime)
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{
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// TODO check synchronisation
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qCDebug(LOG_VariableController()) << "VariableController::onDateTimeOnSelection"
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<< QThread::currentThread()->objectName();
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auto selectedRows = impl->m_VariableSelectionModel->selectedRows();
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for (const auto &selectedRow : qAsConst(selectedRows)) {
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if (auto selectedVariable = impl->m_VariableModel->variable(selectedRow.row())) {
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selectedVariable->setRange(dateTime);
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impl->processRequest(selectedVariable, dateTime);
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// notify that rescale operation has to be done
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emit rangeChanged(selectedVariable, dateTime);
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}
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}
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}
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void VariableController::onDataProvided(QUuid vIdentifier, const SqpRange &rangeRequested,
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const SqpRange &cacheRangeRequested,
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QVector<AcquisitionDataPacket> dataAcquired)
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{
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if (auto var = impl->findVariable(vIdentifier)) {
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var->setRange(rangeRequested);
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var->setCacheRange(cacheRangeRequested);
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qCDebug(LOG_VariableController()) << tr("1: onDataProvided") << rangeRequested;
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qCDebug(LOG_VariableController()) << tr("2: onDataProvided") << cacheRangeRequested;
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auto retrievedDataSeries = impl->retrieveDataSeries(dataAcquired);
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qCDebug(LOG_VariableController()) << tr("3: onDataProvided")
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<< retrievedDataSeries->range();
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var->mergeDataSeries(retrievedDataSeries);
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qCDebug(LOG_VariableController()) << tr("4: onDataProvided");
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emit var->updated();
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}
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else {
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qCCritical(LOG_VariableController()) << tr("Impossible to provide data to a null variable");
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}
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}
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void VariableController::onVariableRetrieveDataInProgress(QUuid identifier, double progress)
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{
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if (auto var = impl->findVariable(identifier)) {
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impl->m_VariableModel->setDataProgress(var, progress);
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}
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else {
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qCCritical(LOG_VariableController())
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<< tr("Impossible to notify progression of a null variable");
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}
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}
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void VariableController::onAbortProgressRequested(std::shared_ptr<Variable> variable)
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{
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qCDebug(LOG_VariableController()) << "TORM: VariableController::onAbortProgressRequested"
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<< QThread::currentThread()->objectName();
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auto it = impl->m_VariableToIdentifierMap.find(variable);
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if (it != impl->m_VariableToIdentifierMap.cend()) {
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impl->m_VariableToProviderMap.at(variable)->requestDataAborting(it->second);
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}
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else {
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qCWarning(LOG_VariableController())
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<< tr("Aborting progression of inexistant variable detected !!!")
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<< QThread::currentThread()->objectName();
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}
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}
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void VariableController::onAddSynchronizationGroupId(QUuid synchronizationGroupId)
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{
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qCDebug(LOG_VariableController()) << "TORM: VariableController::onAddSynchronizationGroupId"
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<< QThread::currentThread()->objectName()
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<< synchronizationGroupId;
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auto vSynchroGroup = std::make_shared<VariableSynchronizationGroup>();
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impl->m_GroupIdToVariableSynchronizationGroupMap.insert(
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std::make_pair(synchronizationGroupId, vSynchroGroup));
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}
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void VariableController::onRemoveSynchronizationGroupId(QUuid synchronizationGroupId)
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{
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impl->m_GroupIdToVariableSynchronizationGroupMap.erase(synchronizationGroupId);
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}
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void VariableController::onAddSynchronized(std::shared_ptr<Variable> variable,
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QUuid synchronizationGroupId)
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{
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qCDebug(LOG_VariableController()) << "TORM: VariableController::onAddSynchronized"
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<< synchronizationGroupId;
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auto varToVarIdIt = impl->m_VariableToIdentifierMap.find(variable);
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if (varToVarIdIt != impl->m_VariableToIdentifierMap.cend()) {
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auto groupIdToVSGIt
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= impl->m_GroupIdToVariableSynchronizationGroupMap.find(synchronizationGroupId);
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if (groupIdToVSGIt != impl->m_GroupIdToVariableSynchronizationGroupMap.cend()) {
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impl->m_VariableIdGroupIdMap.insert(
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std::make_pair(varToVarIdIt->second, synchronizationGroupId));
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groupIdToVSGIt->second->addVariableId(varToVarIdIt->second);
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}
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else {
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qCCritical(LOG_VariableController())
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<< tr("Impossible to synchronize a variable with an unknown sycnhronization group")
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<< variable->name();
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}
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}
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else {
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qCCritical(LOG_VariableController())
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<< tr("Impossible to synchronize a variable with no identifier") << variable->name();
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}
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}
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void VariableController::onRequestDataLoading(QVector<std::shared_ptr<Variable> > variables,
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const SqpRange &range, const SqpRange &oldRange,
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bool synchronise)
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{
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// NOTE: oldRange isn't really necessary since oldRange == variable->range().
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qCDebug(LOG_VariableController()) << "VariableController::onRequestDataLoading"
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<< QThread::currentThread()->objectName();
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// we want to load data of the variable for the dateTime.
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// First we check if the cache contains some of them.
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// For the other, we ask the provider to give them.
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for (const auto &var : variables) {
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qCDebug(LOG_VariableController()) << "processRequest for" << var->name();
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impl->processRequest(var, range);
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}
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if (synchronise) {
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// Get the group ids
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qCDebug(LOG_VariableController())
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<< "TORM VariableController::onRequestDataLoading for synchro var ENABLE";
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auto groupIds = std::set<QUuid>();
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for (const auto &var : variables) {
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auto varToVarIdIt = impl->m_VariableToIdentifierMap.find(var);
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if (varToVarIdIt != impl->m_VariableToIdentifierMap.cend()) {
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auto vId = varToVarIdIt->second;
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auto varIdToGroupIdIt = impl->m_VariableIdGroupIdMap.find(vId);
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if (varIdToGroupIdIt != impl->m_VariableIdGroupIdMap.cend()) {
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auto gId = varIdToGroupIdIt->second;
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if (groupIds.find(gId) == groupIds.cend()) {
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qCDebug(LOG_VariableController()) << "Synchro detect group " << gId;
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groupIds.insert(gId);
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}
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}
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}
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}
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// We assume here all group ids exist
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for (const auto &gId : groupIds) {
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auto vSynchronizationGroup = impl->m_GroupIdToVariableSynchronizationGroupMap.at(gId);
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auto vSyncIds = vSynchronizationGroup->getIds();
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qCDebug(LOG_VariableController()) << "Var in synchro group ";
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for (auto vId : vSyncIds) {
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auto var = impl->findVariable(vId);
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// Don't process already processed var
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if (!variables.contains(var)) {
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if (var != nullptr) {
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qCDebug(LOG_VariableController()) << "processRequest synchro for"
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<< var->name();
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auto vSyncRangeRequested
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= computeSynchroRangeRequested(var->range(), range, oldRange);
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impl->processRequest(var, vSyncRangeRequested);
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}
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else {
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qCCritical(LOG_VariableController())
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<< tr("Impossible to synchronize a null variable");
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}
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}
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}
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}
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}
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}
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void VariableController::initialize()
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{
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qCDebug(LOG_VariableController()) << tr("VariableController init") << QThread::currentThread();
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impl->m_WorkingMutex.lock();
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qCDebug(LOG_VariableController()) << tr("VariableController init END");
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}
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void VariableController::finalize()
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{
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impl->m_WorkingMutex.unlock();
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}
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void VariableController::waitForFinish()
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{
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QMutexLocker locker{&impl->m_WorkingMutex};
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}
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AcquisitionZoomType VariableController::getZoomType(const SqpRange &range, const SqpRange &oldRange)
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{
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// t1.m_TStart <= t2.m_TStart && t2.m_TEnd <= t1.m_TEnd
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auto zoomType = AcquisitionZoomType::Unknown;
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if (range.m_TStart <= oldRange.m_TStart && oldRange.m_TEnd <= range.m_TEnd) {
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zoomType = AcquisitionZoomType::ZoomOut;
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}
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else if (range.m_TStart > oldRange.m_TStart && range.m_TEnd > oldRange.m_TEnd) {
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zoomType = AcquisitionZoomType::PanRight;
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}
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else if (range.m_TStart < oldRange.m_TStart && range.m_TEnd < oldRange.m_TEnd) {
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zoomType = AcquisitionZoomType::PanLeft;
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}
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else if (range.m_TStart > oldRange.m_TStart && oldRange.m_TEnd > range.m_TEnd) {
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zoomType = AcquisitionZoomType::ZoomIn;
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}
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else {
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qCCritical(LOG_VariableController()) << "getZoomType: Unknown type detected";
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}
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return zoomType;
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}
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void VariableController::VariableControllerPrivate::processRequest(std::shared_ptr<Variable> var,
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const SqpRange &rangeRequested)
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{
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auto varRangesRequested
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= m_VariableCacheStrategy->computeCacheRange(var->range(), rangeRequested);
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auto notInCacheRangeList = var->provideNotInCacheRangeList(varRangesRequested.second);
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auto inCacheRangeList = var->provideInCacheRangeList(varRangesRequested.second);
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if (!notInCacheRangeList.empty()) {
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auto identifier = m_VariableToIdentifierMap.at(var);
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auto varProvider = m_VariableToProviderMap.at(var);
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if (varProvider != nullptr) {
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m_VariableAcquisitionWorker->pushVariableRequest(
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identifier, varRangesRequested.first, varRangesRequested.second,
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DataProviderParameters{std::move(notInCacheRangeList), var->metadata()},
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varProvider);
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}
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else {
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qCCritical(LOG_VariableController())
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<< "Impossible to provide data with a null provider";
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}
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if (!inCacheRangeList.empty()) {
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emit q->updateVarDisplaying(var, inCacheRangeList.first());
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}
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}
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else {
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var->setRange(rangeRequested);
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var->setCacheRange(varRangesRequested.second);
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var->setDataSeries(var->dataSeries()->subDataSeries(varRangesRequested.second));
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emit var->updated();
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}
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}
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std::shared_ptr<Variable>
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VariableController::VariableControllerPrivate::findVariable(QUuid vIdentifier)
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{
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std::shared_ptr<Variable> var;
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auto findReply = [vIdentifier](const auto &entry) { return vIdentifier == entry.second; };
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auto end = m_VariableToIdentifierMap.cend();
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auto it = std::find_if(m_VariableToIdentifierMap.cbegin(), end, findReply);
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if (it != end) {
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var = it->first;
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}
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else {
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qCCritical(LOG_VariableController())
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<< tr("Impossible to find the variable with the identifier: ") << vIdentifier;
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}
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return var;
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}
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std::shared_ptr<IDataSeries> VariableController::VariableControllerPrivate::retrieveDataSeries(
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const QVector<AcquisitionDataPacket> acqDataPacketVector)
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{
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qCDebug(LOG_VariableController()) << tr("TORM: retrieveDataSeries acqDataPacketVector size")
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<< acqDataPacketVector.size();
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std::shared_ptr<IDataSeries> dataSeries;
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if (!acqDataPacketVector.isEmpty()) {
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dataSeries = acqDataPacketVector[0].m_DateSeries;
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for (int i = 1; i < acqDataPacketVector.size(); ++i) {
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dataSeries->merge(acqDataPacketVector[i].m_DateSeries.get());
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}
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}
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qCDebug(LOG_VariableController()) << tr("TORM: retrieveDataSeries acqDataPacketVector size END")
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<< acqDataPacketVector.size();
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return dataSeries;
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}
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void VariableController::VariableControllerPrivate::registerProvider(
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std::shared_ptr<IDataProvider> provider)
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{
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if (m_ProviderSet.find(provider) == m_ProviderSet.end()) {
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qCDebug(LOG_VariableController()) << tr("Registering of a new provider")
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<< provider->objectName();
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m_ProviderSet.insert(provider);
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connect(provider.get(), &IDataProvider::dataProvided, m_VariableAcquisitionWorker.get(),
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&VariableAcquisitionWorker::onVariableDataAcquired);
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connect(provider.get(), &IDataProvider::dataProvidedProgress,
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m_VariableAcquisitionWorker.get(),
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&VariableAcquisitionWorker::onVariableRetrieveDataInProgress);
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}
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else {
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qCDebug(LOG_VariableController()) << tr("Cannot register provider, it already exists ");
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}
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}
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