/**
 ******************************************************************************
 *
 * @file       codegeneration.cpp
 * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
 *             Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
 * @brief      
 * @see        The GNU Public License (GPL) Version 3
 * @defgroup   
 * @{
 * 
 *****************************************************************************/
/* 
 * This program 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 3 of the License, or 
 * (at your option) any later version.
 * 
 * This program 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., 
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#include "codegeneration.h"

#include <QtCore/QTextStream>
#include <QtCore/QStringList>
#include <QtCore/QFileInfo>

namespace Utils {

QTCREATOR_UTILS_EXPORT QString fileNameToCppIdentifier(const QString &s)
{
    QString rc;
    const int len = s.size();
    const QChar underscore =  QLatin1Char('_');
    const QChar dot =  QLatin1Char('.');

    for (int i = 0; i < len; i++) {
        const QChar c = s.at(i);
        if (c == underscore || c.isLetterOrNumber())
            rc += c;
        else if (c == dot)
            rc += underscore;
    }
    return rc;
}

QTCREATOR_UTILS_EXPORT QString headerGuard(const QString &file)
{
    const QFileInfo fi(file);
    QString rc = fileNameToCppIdentifier(fi.completeBaseName()).toUpper();
    rc += QLatin1Char('_');
    rc += fileNameToCppIdentifier(fi.suffix()).toUpper();
    return rc;
}

QTCREATOR_UTILS_EXPORT
void writeIncludeFileDirective(const QString &file, bool globalInclude,
                               QTextStream &str)
{
    const QChar opening = globalInclude ?  QLatin1Char('<') : QLatin1Char('"');
    const QChar closing = globalInclude ?  QLatin1Char('>') : QLatin1Char('"');
    str << QLatin1String("#include ") << opening << file <<  closing << QLatin1Char('\n');
}

QTCREATOR_UTILS_EXPORT
QString writeOpeningNameSpaces(const QStringList &l, const QString &indent,
                               QTextStream &str)
{
    const int count = l.size();
    QString rc;
    if (count) {
        str << '\n';
        for (int i = 0; i < count; i++) {
            str << rc << "namespace " << l.at(i) << " {\n";
            rc += indent;
        }
    }
    return rc;
}

QTCREATOR_UTILS_EXPORT
void writeClosingNameSpaces(const QStringList &l, const QString &indent,
                            QTextStream &str)
{
    if (!l.empty())
        str << '\n';
    for (int i = l.size() - 1; i >= 0; i--) {
        if (i)
            str << QString(indent.size() * i, QLatin1Char(' '));
        str << "} // namespace " <<  l.at(i) << '\n';
    }
}

} // namespace Utils