NewEntityIdDialog.cpp

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/*
 * This file is part of ArmarX.
 *
 * ArmarX is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * ArmarX 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 this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * @author     Rainer Kartmann ( rainer dot kartmann at kit dot edu )
 * @date       2021
 * @copyright  http://www.gnu.org/licenses/gpl-2.0.txt
 *             GNU General Public License
 */
 
#include "NewEntityIdDialog.h"
 
#include <memory>
 
#include <QDialogButtonBox>
#include <QGridLayout>
#include <QLabel>
#include <QLineEdit>
#include <QPushButton>
#include <QVBoxLayout>
#include <qboxlayout.h>
#include <qchar.h>
#include <qcombobox.h>
#include <qdialog.h>
#include <qfont.h>
#include <qgridlayout.h>
#include <qlabel.h>
#include <qobject.h>
#include <qwidget.h>
 
#include <ArmarXCore/core/exceptions/local/ExpressionException.h>
#include <ArmarXCore/core/logging/Logging.h>
#include <ArmarXCore/interface/core/UserException.h>
 
#include <RobotAPI/libraries/armem/core/MemoryID.h>
 
#include <range/v3/algorithm/contains.hpp>
 
namespace armarx::navigation::qt_plugins::location_graph_editor
{
 
    NewEntityIdDialog::NewEntityIdDialog(const armem::MemoryID& providerSegmentID,
                                         const std::vector<std::string>& providers,
                                         QWidget* parent) :
        QDialog(parent), coreSegmentID(std::make_unique<armem::MemoryID>(providerSegmentID))
    {
 
        QWidget* activeProviderWidget = nullptr;
 
        if (providers.empty())
        {
            ARMARX_INFO << "No providers available. Will use free text.";
            _providerSegmentName = new QLineEdit(this);
 
            _providerSegmentName->setText(
                QString::fromStdString(providerSegmentID.providerSegmentName));
 
            activeProviderWidget = _providerSegmentName;
        }
        else
        {
            ARMARX_INFO << "Providers available. Will use dropdown list.";
 
            _providerSegmentNameSelection = new QComboBox(this);
 
            // add items
            for (const auto& provider : providers)
            {
                _providerSegmentNameSelection->addItem(QString::fromStdString(provider));
            }
 
            // set default item if applicable
            if (ranges::contains(providers, providerSegmentID.providerSegmentName))
            {
                _providerSegmentNameSelection->setCurrentText(
                    QString::fromStdString(providerSegmentID.providerSegmentName));
            }
            activeProviderWidget = _providerSegmentNameSelection;
        }
 
 
        _entityName = new QLineEdit(this);
 
        _buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, this);
 
        QLabel* instruction =
            new QLabel("Enter provider segment name and entity name for new entity:");
        QFont font = instruction->font();
        font.setBold(true);
        instruction->setFont(font);
 
        QGridLayout* grid = new QGridLayout();
        int col = 0;
 
        grid->addWidget(new QLabel("Core Segment ID"), 0, col);
        grid->addWidget(
            new QLabel(QString::fromStdString(providerSegmentID.getCoreSegmentID().str()) + "/"),
            1,
            col);
        ++col;
 
        grid->addWidget(new QLabel("Provider Segment Name"), 0, col);
        ARMARX_CHECK_NOT_NULL(activeProviderWidget);
        grid->addWidget(activeProviderWidget, 1, col);
        ++col;
 
        grid->addWidget(new QLabel("/"), 1, col);
        ++col;
 
        grid->addWidget(new QLabel("Entity Name"), 0, col);
        grid->addWidget(_entityName, 1, col);
        ++col;
 
 
        QVBoxLayout* layout = new QVBoxLayout();
        setLayout(layout);
        layout->addWidget(instruction);
        layout->addLayout(grid);
        layout->addWidget(_buttonBox);
 
 
        connect(_buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
        connect(_buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
 
        auto enableOkIfReady = [this]()
        {
            bool hasValidProviderName = false;
            if (_providerSegmentNameSelection != nullptr)
            {
                hasValidProviderName = true;
            }
 
            if (_providerSegmentName != nullptr)
            {
                hasValidProviderName = not _providerSegmentName->text().isEmpty();
            }
 
            const bool hasEntity = not _entityName->text().isEmpty();
 
            _buttonBox->button(QDialogButtonBox::Ok)
                ->setEnabled(hasValidProviderName and hasEntity);
        };
 
        if (_providerSegmentName != nullptr)
        {
            connect(_providerSegmentName, &QLineEdit::textChanged, this, enableOkIfReady);
        }
 
        connect(_entityName, &QLineEdit::textChanged, this, enableOkIfReady);
 
        enableOkIfReady();
    }
 
    NewEntityIdDialog::~NewEntityIdDialog()
    {
    }
 
    QString
    NewEntityIdDialog::providerSegmentName() const
    {
        if (_providerSegmentName != nullptr)
        {
            return _providerSegmentName->text();
        }
 
        if (_providerSegmentNameSelection != nullptr)
        {
            return _providerSegmentNameSelection->currentText();
        }
 
        throw InvalidArgumentException();
    }
 
    QString
    NewEntityIdDialog::entityName() const
    {
        return _entityName->text();
    }
 
    armem::MemoryID
    NewEntityIdDialog::entityIDWithoutCoreSegmentID() const
    {
        armem::MemoryID id;
        id.providerSegmentName = providerSegmentName().toStdString();
        id.entityName = entityName().toStdString();
        return id;
    }
 
    armem::MemoryID
    NewEntityIdDialog::entityID() const
    {
        armem::MemoryID entityID = entityIDWithoutCoreSegmentID();
        ARMARX_CHECK_NOT_NULL(coreSegmentID);
        entityID.setCoreSegmentID(*coreSegmentID);
        return entityID;
    }
 
} // namespace armarx::navigation::qt_plugins::location_graph_editor