/* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
 * Software engineering by Intevation GmbH
 *
 * This file is Free Software under the GNU GPL (v>=2)
 * and comes with ABSOLUTELY NO WARRANTY!
 * See LICENSE.txt for details.
 */
#include "certificatediffdialog.h"
#include "administratorwindow.h"

#include <QDebug>
#include <QPushButton>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QScrollArea>
#include <QLabel>

CertificateDiffDialog::CertificateDiffDialog(AdministratorWindow *parent) :
    QDialog(parent),
    mAdminWindow(parent)
{
    setWindowTitle(tr("TrustBridge - List changes"));
    setupGUI();
    resize(560, 200);
}

void CertificateDiffDialog::setupGUI()
{
    /* Top level layout / widgets */
    QVBoxLayout *topLayout = new QVBoxLayout;
    QHBoxLayout *buttonLayout = new QHBoxLayout;

    QLabel *header = new QLabel(tr("The following certificates are changed:"));

    QScrollArea *content = new QScrollArea;
    QList<Certificate> changes = mAdminWindow->currentChanges();
    QLabel *certLabel = new QLabel;
    certLabel->setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
    QString certString;
    foreach(const Certificate& cert, changes) {
        QString status = cert.isInstallCert() ? tr("New") : tr("Remove");
        certString += status + ": " +
            cert.subjectCN() + " " +
            cert.fingerprint() + "\n";
    }
    certLabel->setText(certString);

    content->setWidget(certLabel);

    QPushButton *accept = new QPushButton(tr("Ok"));
    QPushButton *reject = new QPushButton(tr("Cancel"));
    connect(accept, SIGNAL(clicked()), this, SLOT(accept()));
    connect(reject, SIGNAL(clicked()), this, SLOT(reject()));

    buttonLayout->insertStretch(0, 10);
    buttonLayout->addWidget(accept);
    buttonLayout->addWidget(reject);

    QFrame *bottomSeparator = new QFrame();
    bottomSeparator->setFrameShape(QFrame::HLine);
    bottomSeparator->setFrameShadow(QFrame::Sunken);

    topLayout->addWidget(header);
    topLayout->addWidget(content);
    topLayout->addWidget(bottomSeparator);
    topLayout->addLayout(buttonLayout);

    setLayout(topLayout);
}