/*
    This file is part of KDE Schema Parser

    Copyright (c) 2005 Tobias Koenig <tokoe@kde.org>
                       based on wsdlpull parser by Vivek Krishna

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
 */

#ifndef SCHEMA_ELEMENT_H
#define SCHEMA_ELEMENT_H

#include <QList>
#include <QString>

#include "xmlelement.h"
#include "compositor.h"
#include <kode_export.h>

namespace XSD {

class ElementList;

class SCHEMA_EXPORT Element : public XmlElement
{
public:
    typedef ElementList List;

    Element();
    explicit Element(const QString &nameSpace);
    Element(const Element &other);
    Element(Element &&other);
    ~Element();

    Element &operator=(const Element &other);
    Element &operator=(Element &&other) noexcept;

    void setType(const QName &type);
    QName type() const;

    void setDocumentation(const QString &documentation);
    QString documentation() const;

    void setGroupId(int group);
    int groupId() const;

    void setMinOccurs(int minOccurs);
    int minOccurs() const;

    void setMaxOccurs(int maxOccurs);
    int maxOccurs() const;

    void setDefaultValue(const QString &defaultValue);
    QString defaultValue() const;

    void setFixedValue(const QString &fixedValue);
    QString fixedValue() const;

    void setIsQualified(bool isQualified);
    bool isQualified() const;

    void setNillable(bool nillable);
    bool nillable() const;

    void setOccurrence(int occurrence);
    int occurrence() const;

    void setReference(const QName &reference);
    QName reference() const;

    bool isResolved() const;

    void setCompositor(const Compositor &);
    Compositor compositor() const;

    /**
     * Makes a note that this element has substitutions available.
     *
     * Example:
     *  <xs:element name="Path" abstract="true" type="t:BasePathToElementType"/>
     *  <xs:element name="FieldURI" type="t:PathToUnindexedFieldType" substitutionGroup="t:Path"/>
     * will note in the element "Path" that substitutions exist.
     */
    void setHasSubstitutions(bool hasSub);
    /**
     * @return true if this element is the base element of a substitution group.
     */
    bool hasSubstitutions() const;

    bool operator==(const Element &other) const;
    inline bool operator!=(const Element &other) const { return !(*this == other); }

private:
    class Private;
    std::unique_ptr<Private> d;
};

class SCHEMA_EXPORT ElementList : public QList<Element>
{
public:
    // Readonly lookup, returns null element if not found
    Element element(const QName &qualifiedName) const;

    // Mutable lookup (for making changes), returns end() if not found
    iterator findElement(const QName &qualifiedName);

    // For debugging
    void dump();

    bool operator==(const ElementList &other) const;
    inline bool operator!=(const ElementList &other) const { return !(*this == other); }
};

}

SCHEMA_EXPORT QDebug operator<<(QDebug dbg, const XSD::Element &element);

#endif