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** Copyright (C) 2015 Lorenz Haas
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// Tested with version 0.59 and 0.60

#include "uncrustify.h"

#include "uncrustifyconstants.h"
#include "uncrustifyoptionspage.h"
#include "uncrustifysettings.h"

#include "../beautifierconstants.h"
#include "../beautifierplugin.h"
#include "../command.h"

#include <coreplugin/actionmanager/actioncontainer.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/actionmanager/command.h>
#include <coreplugin/coreconstants.h>
#include <coreplugin/editormanager/ieditor.h>
#include <coreplugin/icontext.h>
#include <coreplugin/icore.h>
#include <coreplugin/idocument.h>
#include <cppeditor/cppeditorconstants.h>
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/project.h>
#include <utils/fileutils.h>

#include <QAction>
#include <QMenu>

namespace Beautifier {
namespace Internal {
namespace Uncrustify {

Uncrustify::Uncrustify(BeautifierPlugin *parent) :
    BeautifierAbstractTool(parent),
    m_beautifierPlugin(parent),
    m_settings(new UncrustifySettings)
{
}

Uncrustify::~Uncrustify()
{
    delete m_settings;
}

bool Uncrustify::initialize()
{
    Core::ActionContainer *menu = Core::ActionManager::createMenu(Constants::Uncrustify::MENU_ID);
    menu->menu()->setTitle(QLatin1String(Constants::Uncrustify::DISPLAY_NAME));

    m_formatFile = new QAction(BeautifierPlugin::msgFormatCurrentFile(), this);
    Core::Command *cmd
            = Core::ActionManager::registerAction(m_formatFile,
                                                  Constants::Uncrustify::ACTION_FORMATFILE,
                                                  Core::Context(Core::Constants::C_GLOBAL));
    menu->addAction(cmd);
    connect(m_formatFile, SIGNAL(triggered()), this, SLOT(formatFile()));

    Core::ActionManager::actionContainer(Constants::MENU_ID)->addMenu(menu);

    return true;
}

void Uncrustify::updateActions(Core::IEditor *editor)
{
    m_formatFile->setEnabled(editor && editor->document()->id() == CppEditor::Constants::CPPEDITOR_ID);
}

QList<QObject *> Uncrustify::autoReleaseObjects()
{
    UncrustifyOptionsPage *optionsPage = new UncrustifyOptionsPage(m_settings, this);
    return QList<QObject *>() << optionsPage;
}

void Uncrustify::formatFile()
{
    QString cfgFileName;

    if (m_settings->useOtherFiles()) {
        if (const ProjectExplorer::Project *project
                = ProjectExplorer::ProjectExplorerPlugin::currentProject()) {
            const QStringList files = project->files(ProjectExplorer::Project::AllFiles);
            for (int i = 0, total = files.size(); i < total; ++i) {
                const QString &file = files.at(i);
                if (!file.endsWith(QLatin1String("cfg")))
                    continue;
                const QFileInfo fi(file);
                if (fi.isReadable() && fi.fileName() == QLatin1String("uncrustify.cfg")) {
                    cfgFileName = file;
                    break;
                }
            }
        }
    }

    if (cfgFileName.isEmpty() && m_settings->useHomeFile()) {
        const QString file = QDir::home().filePath(QLatin1String("uncrustify.cfg"));
        if (QFile::exists(file))
            cfgFileName = file;
    }

    if (m_settings->useCustomStyle())
        cfgFileName = m_settings->styleFileName(m_settings->customStyle());

    if (cfgFileName.isEmpty()) {
        BeautifierPlugin::showError(BeautifierPlugin::msgCannotGetConfigurationFile(
                                        QLatin1String(Constants::Uncrustify::DISPLAY_NAME)));
    } else {
        Command command;
        command.setExecutable(m_settings->command());
        command.setProcessing(Command::PipeProcessing);
        command.addOption(QLatin1String("-l"));
        command.addOption(QLatin1String("cpp"));
        command.addOption(QLatin1String("-L"));
        command.addOption(QLatin1String("1-2"));
        command.addOption(QLatin1String("-c"));
        command.addOption(cfgFileName);
        m_beautifierPlugin->formatCurrentFile(command);
    }
}

} // namespace Uncrustify
} // namespace Internal
} // namespace Beautifier
