projectsettingsview.cpp

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//=============================================================================================================
 
//=============================================================================================================
// INCLUDES
//=============================================================================================================
 
#include "projectsettingsview.h"
 
#include "ui_projectsettingsview.h"
 
//=============================================================================================================
// QT INCLUDES
//=============================================================================================================
 
#include <QDir>
#include <QDebug>
#include <QInputDialog>
#include <QMessageBox>
#include <QTime>
#include <QSettings>
#include <QFileDialog>
 
//=============================================================================================================
// EIGEN INCLUDES
//=============================================================================================================
 
//=============================================================================================================
// USED NAMESPACES
//=============================================================================================================
 
using namespace DISPLIB;
 
//=============================================================================================================
// DEFINE MEMBER METHODS
//=============================================================================================================
 
ProjectSettingsView::ProjectSettingsView(const QString& sSettingsPath,
                                         const QString& sDataPath,
                                         const QString& sCurrentProject,
                                         const QString& sCurrentSubject,
                                         const QString& sCurrentParadigm,
                                         QWidget* parent)
: AbstractView(parent)
, m_pUi(std::make_unique<Ui::ProjectSettingsViewWidget>())
, m_sDataPath(sDataPath)
, m_sCurrentProject(sCurrentProject)
, m_sCurrentSubject(sCurrentSubject)
, m_sCurrentParadigm(sCurrentParadigm)
, m_iRecordingTime(5 * 60 * 1000)
{
    m_sSettingsPath = sSettingsPath;
    m_pUi->setupUi(this);
 
    scanForProjects();
    scanForSubjects();
 
    connectGui();
 
    m_pUi->m_qLineEditFileName->setReadOnly(true);
 
    m_pUi->m_lineEditDirectory->setReadOnly(true);
    m_pUi->m_lineEditDirectory->setText(m_sDataPath);
 
    updateFileName();
 
    //Hide remaining time
    m_pUi->m_label_RemainingTime->hide();
    m_pUi->m_label_timeToGo->hide();
 
    //    QString text = QInputDialog::getText(this, tr("QInputDialog::getText()"),
    //                                              tr("User name:"), QLineEdit::Normal,
    //                                              QDir::home().dirName(), &ok);
 
    //Hide delete buttons
    m_pUi->m_qPushButtonDeleteProject->hide();
    m_pUi->m_qPushButtonDeleteSubject->hide();
 
    loadSettings();
}
 
//=============================================================================================================
 
void ProjectSettingsView::connectGui()
{
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
    connect(m_pUi->m_qComboBox_ProjectSelection, static_cast<void (QComboBox::*)(const QString&)>(&QComboBox::currentIndexChanged),
            this, &ProjectSettingsView::selectNewProject);
 
    connect(m_pUi->m_qComboBox_SubjectSelection, static_cast<void (QComboBox::*)(const QString&)>(&QComboBox::currentIndexChanged),
            this, &ProjectSettingsView::selectNewSubject);
#else
    connect(m_pUi->m_qComboBox_ProjectSelection, &QComboBox::currentTextChanged,
            this, &ProjectSettingsView::selectNewProject);
 
    connect(m_pUi->m_qComboBox_SubjectSelection, &QComboBox::currentTextChanged,
            this, &ProjectSettingsView::selectNewSubject);
#endif
    connect(m_pUi->m_qLineEditParadigm, &QLineEdit::textChanged,
            this, &ProjectSettingsView::paradigmChanged);
 
    connect(m_pUi->m_qPushButtonNewProject, &QPushButton::clicked,
            this, &ProjectSettingsView::addProject);
 
    connect(m_pUi->m_qPushButtonNewSubject, &QPushButton::clicked,
            this, &ProjectSettingsView::addSubject);
 
    connect(m_pUi->m_qPushButtonDeleteProject, &QPushButton::clicked,
            this, &ProjectSettingsView::deleteProject);
 
    connect(m_pUi->m_qPushButtonDeleteSubject, &QPushButton::clicked,
            this, &ProjectSettingsView::deleteSubject);
 
    connect(m_pUi->m_spinBox_hours, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
            this, &ProjectSettingsView::onTimeChanged);
 
    connect(m_pUi->m_spinBox_min, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
            this, &ProjectSettingsView::onTimeChanged);
 
    connect(m_pUi->m_spinBox_sec, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
            this, &ProjectSettingsView::onTimeChanged);
 
    connect(m_pUi->m_checkBox_useRecordingTimer, &QCheckBox::toggled,
            this, &ProjectSettingsView::onRecordingTimerStateChanged);
 
    connect(m_pUi->m_pushButtonDirectory, &QPushButton::released,
            this, &ProjectSettingsView::browseDirectories);
}
 
//=============================================================================================================
 
ProjectSettingsView::~ProjectSettingsView()
{
    saveSettings();
}
 
//=============================================================================================================
 
void ProjectSettingsView::saveSettings()
{
    if (m_sSettingsPath.isEmpty()) {
        return;
    }
 
    // Save Settings
    QSettings settings("MNECPP");
}
 
//=============================================================================================================
 
void ProjectSettingsView::loadSettings()
{
    if (m_sSettingsPath.isEmpty()) {
        return;
    }
 
    // Load Settings
    QSettings settings("MNECPP");
}
 
//=============================================================================================================
 
void ProjectSettingsView::updateGuiMode(GuiMode mode)
{
    switch (mode) {
        case GuiMode::Clinical:
            break;
        default: // default is research mode
            break;
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::updateProcessingMode(ProcessingMode mode)
{
    switch (mode) {
        case ProcessingMode::Offline:
            break;
        default: // default is realtime mode
            break;
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::setRecordingElapsedTime(int mSecsElapsed)
{
    QTime remainingTime(0, 0, 0, 0);
 
    QTime remainingTimeFinal = remainingTime.addMSecs(m_iRecordingTime - mSecsElapsed);
 
    m_pUi->m_label_timeToGo->setText(remainingTimeFinal.toString());
 
    QTime passedTime(0, 0, 0, 0);
 
    // If we are below 1 sec in difference and near to finish set to recording time specified by the user
    // This overcomes the problem that the counter is not counted to the user specified recording time
    // but showing the time right before finish.
    if (m_iRecordingTime - mSecsElapsed < 500) {
        mSecsElapsed = m_iRecordingTime;
    }
 
    QTime passedTimeFinal = passedTime.addMSecs(mSecsElapsed);
 
    m_pUi->m_label_timePassed->setText(passedTimeFinal.toString("HH:mm:ss"));
}
 
//=============================================================================================================
 
QString ProjectSettingsView::getCurrentFileName()
{
    //Update file name before returning to include the current time since the last update was called
    updateFileName();
 
    return m_sFileName;
}
 
//=============================================================================================================
 
void ProjectSettingsView::deleteSubject()
{
    QMessageBox msgBox;
    msgBox.setText(QString("Deleting subject data '%1'.").arg(m_pUi->m_qComboBox_SubjectSelection->currentText()));
    msgBox.setInformativeText("You are about to delete a subject. Do you want to delete all data corresponding to this subject?");
    msgBox.setIcon(QMessageBox::Warning);
    QPushButton* keepData = msgBox.addButton(tr("Keep data"), QMessageBox::ActionRole);
    QPushButton* deleteData = msgBox.addButton(tr("Delete data"), QMessageBox::ActionRole);
 
    msgBox.exec();
 
    if (msgBox.clickedButton() == keepData)
        return;
 
    if (msgBox.clickedButton() == deleteData) {
        QMessageBox confirmBox;
        confirmBox.setText(QString("Deleting subject data '%1'.").arg(m_pUi->m_qComboBox_SubjectSelection->currentText()));
        confirmBox.setInformativeText("Do really want to delete the data permantley? The deleted data cannot be recovered!");
        confirmBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
        confirmBox.setDefaultButton(QMessageBox::No);
        confirmBox.setWindowModality(Qt::ApplicationModal);
        confirmBox.setIcon(QMessageBox::Critical);
        int ret = confirmBox.exec();
 
        if (ret == QMessageBox::No)
            return;
 
        QString dirName = m_sDataPath + "/" + m_pUi->m_qComboBox_ProjectSelection->currentText() + "/" + m_pUi->m_qComboBox_SubjectSelection->currentText();
 
        QDir dir(dirName);
 
        bool result = dir.removeRecursively();
 
        if (!result)
            qDebug() << "Could not remove all data from the subject folder!";
        else
            m_pUi->m_qComboBox_SubjectSelection->removeItem(m_pUi->m_qComboBox_SubjectSelection->currentIndex());
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::deleteProject()
{
    QMessageBox msgBox;
    msgBox.setText(QString("Deleting project data '%1'.").arg(m_pUi->m_qComboBox_ProjectSelection->currentText()));
    msgBox.setInformativeText("You are about to delete a project. Do you want to delete all data corresponding to this project?");
    msgBox.setIcon(QMessageBox::Warning);
    QPushButton* keepData = msgBox.addButton(tr("Keep data"), QMessageBox::ActionRole);
    QPushButton* deleteData = msgBox.addButton(tr("Delete data"), QMessageBox::ActionRole);
 
    msgBox.exec();
 
    if (msgBox.clickedButton() == keepData)
        return;
 
    if (msgBox.clickedButton() == deleteData) {
        QMessageBox confirmBox;
        confirmBox.setText(QString("Deleting project data '%1'.").arg(m_pUi->m_qComboBox_ProjectSelection->currentText()));
        confirmBox.setInformativeText("Do really want to delete the data permantley? All subject data in this project will be lost! The deleted data cannot be recovered!");
        confirmBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
        confirmBox.setDefaultButton(QMessageBox::No);
        confirmBox.setWindowModality(Qt::ApplicationModal);
        confirmBox.setIcon(QMessageBox::Critical);
        int ret = confirmBox.exec();
 
        if (ret == QMessageBox::No)
            return;
 
        QString dirName = m_sDataPath + "/" + m_pUi->m_qComboBox_ProjectSelection->currentText();
 
        QDir dir(dirName);
 
        bool result = dir.removeRecursively();
 
        if (!result)
            qDebug() << "Could not remove all data from the project folder!";
        else
            m_pUi->m_qComboBox_ProjectSelection->removeItem(m_pUi->m_qComboBox_ProjectSelection->currentIndex());
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::addProject()
{
    bool ok;
    QString sProject = QInputDialog::getText(this, tr("Add new Project"),
                                             tr("Add new Project:"), QLineEdit::Normal,
                                             tr("NewProject"), &ok);
    if (ok && !sProject.isEmpty()) {
        if (!QDir(m_sDataPath + "/" + sProject).exists())
            QDir().mkdir(m_sDataPath + "/" + sProject);
 
        m_sCurrentProject = sProject;
        emit newProject(m_sCurrentProject);
 
        scanForProjects();
        scanForSubjects();
        updateFileName();
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::addSubject()
{
    bool ok;
    QString sSubject = QInputDialog::getText(this, tr("Add new Subject"),
                                             tr("Add new Subject:"), QLineEdit::Normal,
                                             tr("NewSubject"), &ok);
 
    if (ok && !sSubject.isEmpty()) {
        if (!QDir(m_sDataPath + "/" + m_sCurrentProject + "/" + sSubject).exists())
            QDir().mkdir(m_sDataPath + "/" + m_sCurrentProject + "/" + sSubject);
 
        m_sCurrentSubject = sSubject;
 
        emit newSubject(m_sCurrentSubject);
 
        scanForSubjects();
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::paradigmChanged(const QString& sNewParadigm)
{
    m_sCurrentParadigm = sNewParadigm;
    emit newParadigm(m_sCurrentParadigm);
    updateFileName();
}
 
//=============================================================================================================
 
void ProjectSettingsView::scanForProjects()
{
    // Repopulating the combo box must not report its transient selections as user choices.
    const QSignalBlocker blocker(m_pUi->m_qComboBox_ProjectSelection);
 
    //clear
    m_pUi->m_qComboBox_ProjectSelection->clear();
    m_sListProjects.clear();
 
    QDir t_qDirData(m_sDataPath);
 
    QFileInfoList t_qFileInfoList = t_qDirData.entryInfoList();
    QFileInfoList::const_iterator it;
    for (it = t_qFileInfoList.constBegin(); it != t_qFileInfoList.constEnd(); ++it)
        if (it->isDir() && it->fileName() != "." && it->fileName() != "..")
            m_sListProjects.append(it->fileName());
 
    m_pUi->m_qComboBox_ProjectSelection->insertItems(0, m_sListProjects);
    m_pUi->m_qComboBox_ProjectSelection->setCurrentIndex(m_pUi->m_qComboBox_ProjectSelection->findText(m_sCurrentProject));
}
 
//=============================================================================================================
 
void ProjectSettingsView::scanForSubjects()
{
    // Repopulating the combo box must not report its transient selections as user choices.
    const QSignalBlocker blocker(m_pUi->m_qComboBox_SubjectSelection);
 
    //clear
    m_pUi->m_qComboBox_SubjectSelection->clear();
    m_sListSubjects.clear();
 
    QDir t_qDirProject(m_sDataPath + "/" + m_sCurrentProject);
 
    QFileInfoList t_qFileInfoList = t_qDirProject.entryInfoList();
    QFileInfoList::const_iterator it;
    for (it = t_qFileInfoList.constBegin(); it != t_qFileInfoList.constEnd(); ++it)
        if (it->isDir() && it->fileName() != "." && it->fileName() != "..")
            m_sListSubjects.append(it->fileName());
 
    m_pUi->m_qComboBox_SubjectSelection->insertItems(0, m_sListSubjects);
 
    qint32 idx = m_pUi->m_qComboBox_SubjectSelection->findText(m_sCurrentSubject);
    if (idx >= 0)
        m_pUi->m_qComboBox_SubjectSelection->setCurrentIndex(idx);
    else {
        m_pUi->m_qComboBox_SubjectSelection->setCurrentIndex(0);
        selectNewSubject(m_pUi->m_qComboBox_SubjectSelection->itemText(0));
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::selectNewProject(const QString& sNewProject)
{
    m_sCurrentProject = sNewProject;
    emit newProject(m_sCurrentProject);
 
    scanForSubjects();
    updateFileName();
}
 
//=============================================================================================================
 
void ProjectSettingsView::selectNewSubject(const QString& sNewSubject)
{
    m_sCurrentSubject = sNewSubject;
    emit newSubject(m_sCurrentSubject);
 
    updateFileName();
}
 
//=============================================================================================================
 
void ProjectSettingsView::updateFileName(bool currentTime)
{
    QString sFilePath = m_sDataPath + "/" + m_sCurrentProject + "/" + m_sCurrentSubject;
 
    QString sTimeStamp;
 
    if (currentTime) {
        sTimeStamp = QDateTime::currentDateTime().toString("yyMMdd_hhmmss");
    } else {
        sTimeStamp = "<YYMMDD_HMS>";
    }
 
    if (m_sCurrentParadigm.isEmpty())
        sFilePath.append("/" + sTimeStamp + "_" + m_sCurrentSubject + "_raw.fif");
    else
        sFilePath.append("/" + sTimeStamp + "_" + m_sCurrentSubject + "_" + m_sCurrentParadigm + "_raw.fif");
 
    m_sFileName = sFilePath;
 
    m_pUi->m_qLineEditFileName->setText(m_sFileName);
 
    emit fileNameChanged(m_sFileName);
}
 
//=============================================================================================================
 
void ProjectSettingsView::onTimeChanged()
{
    m_iRecordingTime = (m_pUi->m_spinBox_hours->value() * 60 * 60) + (m_pUi->m_spinBox_min->value() * 60) + (m_pUi->m_spinBox_sec->value());
 
    m_iRecordingTime *= 1000;
 
    QTime remainingTime(0, 0, 0, 0);
 
    QTime remainingTimeFinal = remainingTime.addMSecs(m_iRecordingTime);
 
    m_pUi->m_label_timeToGo->setText(remainingTimeFinal.toString());
 
    emit timerChanged(m_iRecordingTime);
}
 
//=============================================================================================================
 
void ProjectSettingsView::onRecordingTimerStateChanged(bool state)
{
    emit recordingTimerStateChanged(state);
}
 
//=============================================================================================================
 
void ProjectSettingsView::clearView()
{
}
 
//=============================================================================================================
 
void ProjectSettingsView::triggerFileNameUpdate()
{
    updateFileName();
}
 
//=============================================================================================================
 
void ProjectSettingsView::browseDirectories()
{
    QString sDir = QFileDialog::getExistingDirectory(this,
                                                     tr("Select Project Directory"),
                                                     QDir::homePath(),
                                                     QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
    if (!sDir.isEmpty() && !sDir.isNull()) {
        m_sDataPath = sDir;
        m_pUi->m_lineEditDirectory->setText(m_sDataPath);
        scanForProjects();
        scanForSubjects();
        updateFileName(true);
    }
}
 
//=============================================================================================================
 
void ProjectSettingsView::hideFileNameUi()
{
    m_pUi->m_qLine->hide();
    m_pUi->m_qLineEditFileName->hide();
    m_pUi->m_qLabel->hide();
}
 
//=============================================================================================================
 
void ProjectSettingsView::showFileNameUi()
{
    m_pUi->m_qLine->show();
    m_pUi->m_qLineEditFileName->show();
    m_pUi->m_qLabel->show();
}
 
//=============================================================================================================
 
void ProjectSettingsView::hideParadigmUi()
{
    m_pUi->m_qLabel_Paradigm->hide();
    m_pUi->m_qLineEditParadigm->hide();
}
 
//=============================================================================================================
 
void ProjectSettingsView::showParadigmUi()
{
    m_pUi->m_qLabel_Paradigm->show();
    m_pUi->m_qLineEditParadigm->show();
}