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#include "checkoutwizarddialog.h"
#include "basecheckoutwizard.h"
#include "checkoutjobs.h"
#include "checkoutprogresswizardpage.h"

#include <coreplugin/basefilewizard.h>

#include <QPushButton>

/*!
    \class VcsBase::Internal::CheckoutWizardDialog

    Dialog used by \sa VcsBase::BaseCheckoutWizard. Overwrites reject() to first
    kill the checkout and then close.
 */

namespace VcsBase {
namespace Internal {

CheckoutWizardDialog::CheckoutWizardDialog(const QList<QWizardPage *> &parameterPages,
                                           QWidget *parent) :
    Utils::Wizard(parent),
    m_progressPage(new CheckoutProgressWizardPage),
    m_progressPageId(-1)
{
    setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
    foreach(QWizardPage *wp, parameterPages)
        addPage(wp);
    m_progressPageId = parameterPages.size();
    setPage(m_progressPageId, m_progressPage);
    connect(this, SIGNAL(currentIdChanged(int)), this, SLOT(slotPageChanged(int)));
    connect(m_progressPage, SIGNAL(terminated(bool)), this, SLOT(slotTerminated(bool)));
    Core::BaseFileWizard::setupWizard(this);
}

void CheckoutWizardDialog::slotPageChanged(int id)
{
    if (id == m_progressPageId)
        emit progressPageShown();
}

void CheckoutWizardDialog::slotTerminated(bool success)
{
    // Allow to correct parameters
    if (!success)
        button(QWizard::BackButton)->setEnabled(true);
}

void CheckoutWizardDialog::start(const QSharedPointer<AbstractCheckoutJob> &job)
{
    // No "back" available while running.
    button(QWizard::BackButton)->setEnabled(false);
    m_progressPage->start(job);
}

void CheckoutWizardDialog::reject()
{
    // First click kills, 2nd closes
    if (currentId() == m_progressPageId && m_progressPage->isRunning())
        m_progressPage->terminate();
    else
        QWizard::reject();
}

} // namespace Internal
} // namespace VcsBase