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#include <Variable/VariableController.h>
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#include <Variable/VariableModel.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 <QDateTime>
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#include <QMutex>
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#include <QThread>
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Q_LOGGING_CATEGORY(LOG_VariableController, "VariableController")
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namespace {
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/// @todo Generates default dataseries, according to the provider passed in parameter. This method
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/// will be deleted when the timerange is recovered from SciQlop
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std::unique_ptr<IDataSeries> generateDefaultDataSeries(const IDataProvider &provider) noexcept
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{
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auto parameters = DataProviderParameters{
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// Remarks : we don't use toSecsSinceEpoch() here (method is for Qt 5.8 or above)
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static_cast<double>(QDateTime{QDate{2017, 01, 01}, QTime{12, 00}}.toMSecsSinceEpoch()
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/ 1000.),
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static_cast<double>(QDateTime{QDate{2017, 01, 01}, QTime{12, 01}}.toMSecsSinceEpoch())
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/ 1000.};
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return provider.retrieveData(parameters);
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}
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} // namespace
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struct VariableController::VariableControllerPrivate {
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explicit VariableControllerPrivate(VariableController *parent)
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: m_WorkingMutex{}, m_VariableModel{new VariableModel{parent}}
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{
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}
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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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};
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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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}
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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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void VariableController::createVariable(const QString &name,
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std::shared_ptr<IDataProvider> provider) noexcept
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{
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/// @todo : for the moment :
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/// - the provider is only used to retrieve data from the variable for its initialization, but
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/// it will be retained later
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/// - default data are generated for the variable, without taking into account the timerange set
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/// in sciqlop
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if (auto newVariable
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= impl->m_VariableModel->createVariable(name, generateDefaultDataSeries(*provider))) {
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emit variableCreated(newVariable);
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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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