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#include "vcsbaseoptionspage.h"

#include "vcsbaseclient.h"
#include "vcsbaseconstants.h"

#include <coreplugin/icore.h>
#include <coreplugin/iversioncontrol.h>

#include <utils/qtcassert.h>

#include <QCoreApplication>

/*!
    \class VcsBase::VcsBaseOptionsPage

    \brief The VcsBaseOptionsPage class is the base class for VCS options pages
    providing a common category and icon.
 */

namespace VcsBase {

VcsBaseOptionsPage::VcsBaseOptionsPage(QObject *parent) : Core::IOptionsPage(parent)
{
    setCategory(Constants::VCS_SETTINGS_CATEGORY);
    setDisplayCategory(QCoreApplication::translate("VcsBase", "Version Control"));
    setCategoryIcon(Utils::Icon({{":/vcsbase/images/settingscategory_vcs.png",
                    Utils::Theme::PanelTextColorDark}}, Utils::Icon::Tint));
}

VcsBaseOptionsPage::~VcsBaseOptionsPage() = default;

VcsClientOptionsPageWidget::VcsClientOptionsPageWidget(QWidget *parent) : QWidget(parent)
{ }

VcsClientOptionsPage::VcsClientOptionsPage(Core::IVersionControl *control, VcsBaseClientImpl *client,
                                           QObject *parent) :
    VcsBaseOptionsPage(parent),
    m_widget(0),
    m_client(client)
{
    QTC_CHECK(m_client);
    connect(this, &VcsClientOptionsPage::settingsChanged,
            control, &Core::IVersionControl::configurationChanged);
}

void VcsClientOptionsPage::setWidgetFactory(VcsClientOptionsPage::WidgetFactory factory)
{
    QTC_ASSERT(!m_factory, return);
    m_factory = factory;
}

VcsClientOptionsPageWidget *VcsClientOptionsPage::widget()
{
    QTC_ASSERT(m_factory, return 0);
    if (!m_widget)
        m_widget = m_factory();
    QTC_ASSERT(m_widget, return 0);
    m_widget->setSettings(m_client->settings());
    return m_widget;
}

void VcsClientOptionsPage::apply()
{
    QTC_ASSERT(m_widget, return);
    const VcsBaseClientSettings newSettings = m_widget->settings();
    VcsBaseClientSettings &s = m_client->settings();
    if (s != newSettings) {
        s = newSettings;
        emit settingsChanged();
    }
}

void VcsClientOptionsPage::finish()
{
    delete m_widget;
    m_widget = 0;
}

} // namespace VcsBase