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#include "maemopackagecreationwidget.h"
#include "ui_maemopackagecreationwidget.h"

#include "maemopackagecontents.h"
#include "maemopackagecreationstep.h"
#include "maemotoolchain.h"

#include <utils/qtcassert.h>
#include <projectexplorer/project.h>
#include <projectexplorer/target.h>
#include <qt4projectmanager/qt4buildconfiguration.h>

#include <QtCore/QFileInfo>
#include <QtGui/QFileDialog>
#include <QtGui/QMessageBox>

namespace Qt4ProjectManager {
namespace Internal {

MaemoPackageCreationWidget::MaemoPackageCreationWidget(MaemoPackageCreationStep *step)
    : ProjectExplorer::BuildStepConfigWidget(),
      m_step(step),
      m_ui(new Ui::MaemoPackageCreationWidget)
{
    m_ui->setupUi(this);
    m_ui->packageContentsView->setWordWrap(false);
    m_ui->packageContentsView->setModel(step->packageContents());
    setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
    connect(step->packageContents(), SIGNAL(dataChanged(QModelIndex,QModelIndex)),
            m_ui->packageContentsView, SLOT(resizeColumnsToContents()));
    connect(step->packageContents(), SIGNAL(rowsInserted(QModelIndex, int, int)),
            m_ui->packageContentsView, SLOT(resizeColumnsToContents()));
    connect(m_ui->packageContentsView->selectionModel(),
            SIGNAL(selectionChanged(QItemSelection,QItemSelection)), this,
            SLOT(enableOrDisableRemoveButton()));
    m_ui->packageContentsView->resizeColumnsToContents();
    m_ui->packageContentsView->horizontalHeader()->setStretchLastSection(true);
    enableOrDisableRemoveButton();
}

void MaemoPackageCreationWidget::init()
{
}

QString MaemoPackageCreationWidget::summaryText() const
{
    return tr("<b>Create Package:</b> ") + m_step->packageFilePath();
}

QString MaemoPackageCreationWidget::displayName() const
{
    return m_step->displayName();
}

void MaemoPackageCreationWidget::addFile()
{
    const Qt4BuildConfiguration * const bc
        = static_cast<Qt4BuildConfiguration *>(m_step->buildConfiguration());
    QTC_ASSERT(bc, return);
    const QString title = tr("Choose a local file");
    const QString baseDir = bc->target()->project()->projectDirectory();
    const QString localFile = QFileDialog::getOpenFileName(this, title, baseDir);
    if (localFile.isEmpty())
        return;
    const MaemoPackageContents::Deployable
        deployable(QDir::toNativeSeparators(QFileInfo(localFile).absoluteFilePath()),
        "/");
    MaemoPackageContents * const contents = m_step->packageContents();
    if (!contents->addDeployable(deployable)) {
        QMessageBox::information(this, tr("File already in package"),
                                 tr("You have already added this file."));
    } else {
        const QModelIndex newIndex
            = contents->index(contents->rowCount() - 1, 1);
        m_ui->packageContentsView->selectionModel()->clear();
        m_ui->packageContentsView->scrollTo(newIndex);
        m_ui->packageContentsView->edit(newIndex);
    }
}

void MaemoPackageCreationWidget::removeFile()
{
    const QModelIndexList selectedRows
        = m_ui->packageContentsView->selectionModel()->selectedRows();
    if (selectedRows.isEmpty())
        return;
    const int row = selectedRows.first().row();
    if (row != 0)
        m_step->packageContents()->removeDeployableAt(row);
}

void MaemoPackageCreationWidget::enableOrDisableRemoveButton()
{
    const QModelIndexList selectedRows
        = m_ui->packageContentsView->selectionModel()->selectedRows();
    m_ui->removeFileButton->setEnabled(!selectedRows.isEmpty()
                                       && selectedRows.first().row() != 0);
}

} // namespace Internal
} // namespace Qt4ProjectManager