This file is part of serialplot.

  serialplot is free software: you can redistribute it and/or modify

  it under the terms of the GNU General Public License as published by

  the Free Software Foundation, either version 3 of the License, or

  (at your option) any later version.

  serialplot 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 serialplot.  If not, see <http://www.gnu.org/licenses/>.

*/

#include "setting_defines.h"

#include "updatecheckdialog.h"

#include "ui_updatecheckdialog.h"

UpdateCheckDialog::UpdateCheckDialog(QWidget *parent) :

    QDialog(parent),

    ui(new Ui::UpdateCheckDialog)

{

    ui->setupUi(this);

    // by default start from yesterday, so that we check at first run

    lastCheck = QDate::currentDate().addDays(-1);

    connect(&updateChecker, &UpdateChecker::checkFailed,

            [this](QString errorMessage)

            {

                lastCheck = QDate::currentDate();

                ui->label->setText(QString("Update check failed.\n") + errorMessage);

            });

    connect(&updateChecker, &UpdateChecker::checkFinished,

            [this](bool found, QString newVersion, QString downloadUrl)

            {

                QString text;

                if (!found)

                {

                    text = "There is no update yet.";

                }

                else

                {

                    show();

                    text = QString("Found update to version %1. Click to <a href=\"%2\">download</a>.")\

                        .arg(newVersion).arg(downloadUrl);

                }

                lastCheck = QDate::currentDate();

                ui->label->setText(text);

            });

}

UpdateCheckDialog::~UpdateCheckDialog()

{

    delete ui;

}

void UpdateCheckDialog::showEvent(QShowEvent *event)

{

    updateChecker.checkUpdate();

    ui->label->setText("Checking update...");

}

void UpdateCheckDialog::closeEvent(QShowEvent *event)

{

    if (updateChecker.isChecking()) updateChecker.cancelCheck();

}

void UpdateCheckDialog::saveSettings(QSettings* settings)

{

    settings->beginGroup(SettingGroup_UpdateCheck);

    settings->setValue(SG_UpdateCheck_Periodic, ui->cbPeriodic->isChecked());

    settings->setValue(SG_UpdateCheck_LastCheck, lastCheck.toString(Qt::ISODate));

    settings->endGroup();

}

void UpdateCheckDialog::loadSettings(QSettings* settings)

{

    settings->beginGroup(SettingGroup_UpdateCheck);

    ui->cbPeriodic->setChecked(settings->value(SG_UpdateCheck_Periodic,

                                               ui->cbPeriodic->isChecked()).toBool());

    auto lastCheckS = settings->value(SG_UpdateCheck_LastCheck, lastCheck.toString(Qt::ISODate)).toString();

    lastCheck = QDate::fromString(lastCheckS, Qt::ISODate);

    settings->endGroup();

    // start the periodic update if required

    if (ui->cbPeriodic->isChecked() && lastCheck < QDate::currentDate())

    {

        updateChecker.checkUpdate();

    }

}