/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** use the contact form at http://qt.digia.com/contact-us.
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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****************************************************************************/

#include "qpatternistlocale_p.h"

#include "qcardinality_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

QString Cardinality::displayName(const CustomizeDisplayName explain) const
{
    if(explain == IncludeExplanation)
    {
        if(isEmpty())
            return QString(QtXmlPatterns::tr("empty") + QLatin1String("(\"empty-sequence()\")"));
        else if(isZeroOrOne())
            return QString(QtXmlPatterns::tr("zero or one") + QLatin1String("(\"?\")"));
        else if(isExactlyOne())
            return QString(QtXmlPatterns::tr("exactly one"));
        else if(isOneOrMore())
            return QString(QtXmlPatterns::tr("one or more") + QLatin1String("(\"+\")"));
        else
            return QString(QtXmlPatterns::tr("zero or more") + QLatin1String("(\"*\")"));
    }
    else
    {
        Q_ASSERT(explain == ExcludeExplanation);

        if(isEmpty() || isZeroOrOne())
            return QLatin1String("?");
        else if(isExactlyOne())
            return QString();
        else if(isExact())
        {
            return QString(QLatin1Char('{'))    +
                   QString::number(maximum())   +
                   QLatin1Char('}');
        }
        else
        {
            if(m_max == -1)
            {
                if(isOneOrMore())
                    return QChar::fromLatin1('+');
                else
                    return QChar::fromLatin1('*');
            }
            else
            {
                /* We have a range. We use a RegExp-like syntax. */
                return QString(QLatin1Char('{'))    +
                       QString::number(minimum())   +
                       QLatin1String(", ")          +
                       QString::number(maximum())   +
                       QLatin1Char('}');

            }
        }
    }
}

QT_END_NAMESPACE
