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#include "qatomictype_p.h"

#include "qmultiitemtype_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

MultiItemType::MultiItemType(const ItemType::List &list) : m_types(list),

                                                           m_end(list.constEnd())

{

    Q_ASSERT_X(list.count() >= 2, Q_FUNC_INFO,

               "It makes no sense to use MultiItemType for types less than two.");

    Q_ASSERT_X(list.count(ItemType::Ptr()) == 0, Q_FUNC_INFO,

               "No member in the list can be null.");

}

QString MultiItemType::displayName(const NamePool::Ptr &np) const

{

    QString result;

    ItemType::List::const_iterator it(m_types.constBegin());

    while(true)

    {

        result += (*it)->displayName(np);

        ++it;

        if(it != m_end)

            result += QLatin1String(" | ");

        else

            break;

    }

    return result;

}

bool MultiItemType::itemMatches(const Item &item) const

{

    for(ItemType::List::const_iterator it(m_types.constBegin()); it != m_end; ++it)

        if((*it)->itemMatches(item))

            return true;

    return false;

}

bool MultiItemType::xdtTypeMatches(const ItemType::Ptr &type) const

{

    for(ItemType::List::const_iterator it(m_types.constBegin()); it != m_end; ++it)

        if((*it)->xdtTypeMatches(type))

            return true;

    return false;

}

bool MultiItemType::isNodeType() const

{

    for(ItemType::List::const_iterator it(m_types.constBegin()); it != m_end; ++it)

        if((*it)->isNodeType())

            return true;

    return false;

}

bool MultiItemType::isAtomicType() const

{

    for(ItemType::List::const_iterator it(m_types.constBegin()); it != m_end; ++it)

        if((*it)->isAtomicType())

            return true;

    return false;

}

ItemType::Ptr MultiItemType::xdtSuperType() const

{

    ItemType::List::const_iterator it(m_types.constBegin());

    /* Load the first one, and jump over it in the loop. */

    ItemType::Ptr result((*it)->xdtSuperType());

    ++it;

    for(; it != m_end; ++it)

        result |= (*it)->xdtSuperType();

    return result;

}

ItemType::Ptr MultiItemType::atomizedType() const

{

    ItemType::List::const_iterator it(m_types.constBegin());

    /* Load the first one, and jump over it in the loop. */

    ItemType::Ptr result((*it)->atomizedType());

    ++it;

    for(; it != m_end; ++it)

        result |= (*it)->atomizedType();

    return result;

}

QT_END_NAMESPACE