#include "gtl_gui_octv_widget.h"
#include "ui_gtl_gui_octv_widget.h"

#include "gui/gtl_gui_chart_widget.h"

namespace gtl
{
    namespace gui
    {
        octv_widget::octv_widget(QWidget *parent, gtl::data_model* model)
            : QWidget(parent)
            , ui(new Ui::octv_widget)
        {
            ui->setupUi(this);

            _selection_data_model = new gtl::selection_data_model(this);
            _selection_data_model->setSourceModel(model);

            ui->signals_->setModel(_selection_data_model);
            ui->signals_->expandAll();

            _chart = new gtl::gui::octv_chart(this);
            gtl::gui::chart_widget *chart_widget = new gtl::gui::chart_widget(_chart, this);
            ui->splitter->insertWidget(0, chart_widget);

            connect(_selection_data_model, &gtl::selection_data_model::selected, _chart, &gtl::gui::chart::add_ad);
            connect(_selection_data_model, &gtl::selection_data_model::deselected, _chart, &gtl::gui::chart::remove_ad);

            ui->minimum->disconnect();
            ui->minimum->setMinimum(0.1);
            ui->minimum->setMaximum(100000);
            ui->minimum->setValue(_chart->minimum());
            connect(ui->minimum, &QDoubleSpinBox::valueChanged,_chart, &gtl::gui::octv_chart::set_minimum);

            ui->maximum->disconnect();
            ui->maximum->setMinimum(1);
            ui->maximum->setMaximum(100000);
            ui->maximum->setValue(_chart->maximum());
            connect(ui->maximum, &QDoubleSpinBox::valueChanged,_chart, &gtl::gui::octv_chart::set_maximum);


            QMetaEnum meta_enum = QMetaEnum::fromType<gtl::math::octv::ratios>();
            ui->ratio->disconnect();
            ui->ratio->clear();
            for(int i = 0; i < meta_enum.keyCount(); i++)
            {
                ui->ratio->addItem(meta_enum.valueToKey(i));
            }
            ui->ratio->setCurrentIndex(_chart->ratio());
            connect(ui->ratio, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_ratio);

            meta_enum = QMetaEnum::fromType<gtl::math::octv::looks>();
            ui->look->disconnect();
            ui->look->clear();
            for(int i = 0; i < meta_enum.keyCount(); i++)
            {
                ui->look->addItem(meta_enum.valueToKey(i));
            }
            ui->look->setCurrentIndex(_chart->look());
            connect(ui->look, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_look);

            meta_enum = QMetaEnum::fromType<gtl::math::octv::fractions>();
            ui->fraction->disconnect();
            ui->fraction->clear();
            for(int i = 0; i < meta_enum.keyCount(); i++)
            {
                ui->fraction->addItem(meta_enum.valueToKey(i));
            }
            ui->fraction->setCurrentIndex(_chart->fraction());
            connect(ui->fraction, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_fraction);

            ui->unit->disconnect();
            ui->unit->clear();
            ui->unit->addItem("unit");
            ui->unit->addItem("db");
            ui->unit->setCurrentIndex(_chart->unit());
            connect(ui->unit, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_unit);
        }

        octv_widget::~octv_widget()
        {
            delete ui;
        }

        void octv_widget::save(QDomElement &root_element)
        {
            QDomElement selection_element = root_element.ownerDocument().createElement("selection");
            root_element.appendChild(selection_element);
            _selection_data_model->save(selection_element);

            QDomElement options_element = root_element.ownerDocument().createElement("options");
            root_element.appendChild(options_element);
            _chart->save(options_element);

            QDomElement splitter_element = root_element.ownerDocument().createElement("splitter");
            root_element.appendChild(splitter_element);
            splitter_element.setAttribute("state", QString(ui->splitter->saveState().toBase64()));
        }

        void octv_widget::load(const QDomElement &root_element)
        {
            QDomElement options_element = root_element.firstChildElement("options");
            _chart->load(options_element);

            update_parameters();

            QDomElement selection_element = root_element.firstChildElement("selection");
            _selection_data_model->load(selection_element);



            QDomElement splitter_element = root_element.firstChildElement("splitter");
            ui->splitter->restoreState(QByteArray::fromBase64(splitter_element.attribute("state", "").toUtf8()));
        }

        void octv_widget::update_parameters()
        {
            ui->minimum->disconnect();
            ui->maximum->disconnect();
            ui->ratio->disconnect();
            ui->look->disconnect();
            ui->fraction->disconnect();
            ui->unit->disconnect();

            if( ui->minimum->value() != _chart->minimum() )
                ui->minimum->setValue(_chart->minimum());

            if( ui->maximum->value() != _chart->maximum() )
                ui->maximum->setValue(_chart->maximum());

            if( ui->ratio->currentIndex() != (int) _chart->ratio() )
                ui->ratio->setCurrentIndex(_chart->ratio());

            if( ui->look->currentIndex() != (int) _chart->look() )
                ui->look->setCurrentIndex(_chart->look());

            if( ui->fraction->currentIndex() != (int) _chart->fraction() )
                ui->fraction->setCurrentIndex(_chart->fraction());

            if( ui->unit->currentIndex() != _chart->unit() )
                ui->unit->setCurrentIndex(_chart->unit());

            connect(ui->minimum, &QDoubleSpinBox::valueChanged, _chart, &gtl::gui::octv_chart::set_minimum);
            connect(ui->maximum, &QDoubleSpinBox::valueChanged, _chart, &gtl::gui::octv_chart::set_maximum);
            connect(ui->ratio, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_ratio);
            connect(ui->look, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_look);
            connect(ui->fraction, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_fraction);
            connect(ui->unit, &QComboBox::currentIndexChanged, _chart, &gtl::gui::octv_chart::set_unit);

        }
    }
}