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	/* -- mode: c++; c-basic-offset:4 --
	crypto/gui/resultitemwidget.cpp

	This file is part of Kleopatra, the KDE keymanager
	Copyright (c) 2008 Klarälvdalens Datakonsult AB

	Kleopatra 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 2 of the License, or
	(at your option) any later version.

	Kleopatra 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 this program; if not, write to the Free Software
	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

	In addition, as a special exception, the copyright holders give
	permission to link the code of this program with any edition of
	the Qt library by Trolltech AS, Norway (or with modified versions
	of Qt that use the same license as Qt), and distribute linked
	combinations including the two. You must obey the GNU General
	Public License in all respects for all of the code used other than
	Qt. If you modify this file, you may extend this exception to
	your version of the file, but you are not obligated to do so. If
	you do not wish to do so, delete this exception statement from
	your version.
	*/

	#include <config-kleopatra.h>

	#include "resultitemwidget.h"

	#include <ui/messagebox.h>

	#include <KDebug>
	#include <KLocalizedString>
	#include <KPushButton>
	#include <KStandardGuiItem>

	#include <QHBoxLayout>
	#include <QLabel>
	#include <QStringList>
	#include <QUrl>
	#include <QVBoxLayout>

	using namespace Kleo;
	using namespace Kleo::Crypto;
	using namespace Kleo::Crypto::Gui;
	using namespace boost;

	namespace {
	//### TODO move outta here, make colors configurable
	static QColor colorForVisualCode( Task::Result::VisualCode code ) {
	switch ( code ) {
	case Task::Result::AllGood:
	return Qt::green;
	case Task::Result::NeutralError:
	case Task::Result::Warning:
	return Qt::yellow;
	case Task::Result::Danger:
	return Qt::red;
	case Task::Result::NeutralSuccess:
	default:
	return Qt::blue;
	}
	}
	}

	class ResultItemWidget::Private {
	ResultItemWidget* const q;
	public:
	explicit Private( const shared_ptr<const Task::Result> result, ResultItemWidget* qq ) : q( qq ), m_result( result ), m_detailsLabel( 0 ), m_showDetailsLabel( 0 ) { assert( m_result ); }

	void slotLinkActivated( const QString & );
	void updateShowDetailsLabel();

	const shared_ptr<const Task::Result> m_result;
	QLabel * m_detailsLabel;
	QLabel * m_showDetailsLabel;
	KPushButton * m_closeButton;
	};

	void ResultItemWidget::Private::updateShowDetailsLabel()
	{
	if ( !m_showDetailsLabel \|\| !m_detailsLabel )
	return;

	const bool detailsVisible = m_detailsLabel->isVisible();
	const bool hasAuditLog = !m_result->auditLogAsHtml().isEmpty();
	if ( detailsVisible )
	m_showDetailsLabel->setText( QString("<a href=\"kleoresultitem://toggledetails/\">%1</a><br/>%2").arg( i18n( "Hide Details" ), hasAuditLog ? QString( "<a href=\"kleoresultitem://showauditlog/\">%1</a>" ).arg( i18n( "Show Audit Log" ) ) : i18n( "No Audit Log available" ) ) );
	else
	m_showDetailsLabel->setText( QString("<a href=\"kleoresultitem://toggledetails/\">%1</a>").arg( i18n( "Show Details" ) ) );
	}

	ResultItemWidget::ResultItemWidget( const shared_ptr<const Task::Result> & result, QWidget * parent, Qt::WindowFlags flags ) : QWidget( parent, flags ), d( new Private( result, this ) )
	{
	const QColor color = colorForVisualCode( d->m_result->code() );
	setStyleSheet( QString( "* { background-color: %1; margin: 0px; } QFrame#resultFrame{ border-color: %2; border-style: solid; border-radius: 3px; border-width: 2px } QLabel { padding: 5px; border-radius: 3px }" ).arg( color.lighter( 150 ).name(), color.name() ) );
	QVBoxLayout* topLayout = new QVBoxLayout( this );
	topLayout->setMargin( 0 );
	topLayout->setSpacing( 0 );
	QFrame* frame = new QFrame;
	frame->setObjectName( "resultFrame" );
	topLayout->addWidget( frame );
	QVBoxLayout* layout = new QVBoxLayout( frame );
	layout->setMargin( 0 );
	layout->setSpacing( 0 );
	QWidget* hbox = new QWidget;
	QHBoxLayout* hlay = new QHBoxLayout( hbox );
	hlay->setMargin( 0 );
	hlay->setSpacing( 0 );
	QLabel* overview = new QLabel;
	overview->setWordWrap( true );
	overview->setTextFormat( Qt::RichText );
	overview->setText( d->m_result->overview() );
	connect( overview, SIGNAL(linkActivated(QString)), this, SLOT(slotLinkActivated(QString)) );

	hlay->addWidget( overview, 1, Qt::AlignTop );
	layout->addWidget( hbox );

	const QString details = d->m_result->details();

	d->m_showDetailsLabel = new QLabel;
	connect( d->m_showDetailsLabel, SIGNAL(linkActivated(QString)), this, SLOT(slotLinkActivated(QString)) );
	hlay->addWidget( d->m_showDetailsLabel );
	d->m_showDetailsLabel->setVisible( !details.isEmpty() );

	d->m_detailsLabel = new QLabel;
	d->m_detailsLabel->setWordWrap( true );
	d->m_detailsLabel->setTextFormat( Qt::RichText );
	d->m_detailsLabel->setText( details );
	connect( d->m_detailsLabel, SIGNAL(linkActivated(QString)), this, SLOT(slotLinkActivated(QString)) );
	layout->addWidget( d->m_detailsLabel );

	d->m_detailsLabel->setVisible( false );

	d->m_closeButton = new KPushButton;
	d->m_closeButton->setGuiItem( KStandardGuiItem::close() );
	d->m_closeButton->setFixedSize( d->m_closeButton->sizeHint() );
	connect( d->m_closeButton, SIGNAL(clicked()), this, SIGNAL(closeButtonClicked()) );
	layout->addWidget( d->m_closeButton, 0, Qt::AlignRight );
	d->m_closeButton->setVisible( false );

	d->updateShowDetailsLabel();
	}

	ResultItemWidget::~ResultItemWidget()
	{
	}

	void ResultItemWidget::showCloseButton( bool show )
	{
	d->m_closeButton->setVisible( show );
	}

	bool ResultItemWidget::detailsVisible() const
	{
	return d->m_detailsLabel && d->m_detailsLabel->isVisible();
	}

	bool ResultItemWidget::hasErrorResult() const
	{
	return d->m_result->hasError();
	}

	void ResultItemWidget::Private::slotLinkActivated( const QString & link )
	{
	assert( m_result );
	if ( link.startsWith( "key:" ) ) {
	const QStringList split = link.split( ':' );
	if ( split.size() == 3 \|\| m_result->nonce() != split.value( 1 ) )
	emit q->linkActivated( "key://" + split.value( 2 ) );
	else
	kWarning() << "key link invalid, or nonce not matching! link=" << link << " nonce" << m_result->nonce();
	}

	const QUrl url( link );
	if ( url.host() == "toggledetails" ) {
	q->showDetails( !q->detailsVisible() );
	return;
	}

	if ( url.host() == "showauditlog" ) {
	q->showAuditLog();
	return;
	}
	kWarning() << "Unexpected link scheme: " << link;
	}

	void ResultItemWidget::showAuditLog() {
	MessageBox::auditLog( this, d->m_result->auditLogAsHtml() );
	}

	void ResultItemWidget::showDetails( bool show )
	{
	if ( show == d->m_detailsLabel->isVisible() )
	return;
	d->m_detailsLabel->setVisible( show );
	d->updateShowDetailsLabel();
	emit detailsToggled( show );
	}

	#include "resultitemwidget.moc"

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