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****************************************************************************/

#include "proitems.h"

#include "abstractproitemvisitor.h"

#include <QtCore/QFileInfo>

QT_BEGIN_NAMESPACE

// --------------- ProItem ------------

void ProItem::setComment(const QString &comment)

{

    m_comment = comment;

}

QString ProItem::comment() const

{

    return m_comment;

}

// --------------- ProBlock ----------------

ProBlock::ProBlock(ProBlock *parent)

{

    m_blockKind = 0;

    m_parent = parent;

    m_refCount = 1;

}

ProBlock::~ProBlock()

{

    foreach (ProItem *itm, m_proitems)

        if (itm->kind() == BlockKind)

            static_cast<ProBlock *>(itm)->deref();

        else

            delete itm;

}

void ProBlock::appendItem(ProItem *proitem)

{

    m_proitems << proitem;

}

void ProBlock::setItems(const QList<ProItem *> &proitems)

{

    m_proitems = proitems;

}

QList<ProItem *> ProBlock::items() const

{

    return m_proitems;

}

void ProBlock::setBlockKind(int blockKind)

{

    m_blockKind = blockKind;

}

int ProBlock::blockKind() const

{

    return m_blockKind;

}

void ProBlock::setParent(ProBlock *parent)

{

    m_parent = parent;

}

ProBlock *ProBlock::parent() const

{

    return m_parent;

}

ProItem::ProItemKind ProBlock::kind() const

{

    return ProItem::BlockKind;

}

ProItem::ProItemReturn ProBlock::Accept(AbstractProItemVisitor *visitor)

{

    if (visitor->visitBeginProBlock(this) == ReturnSkip)

        return ReturnTrue;

    ProItemReturn rt = ReturnTrue;

    for (int i = 0; i < m_proitems.count(); ++i) {

        rt = m_proitems.at(i)->Accept(visitor);

        if (rt != ReturnTrue && rt != ReturnFalse) {

            if (rt == ReturnLoop) {

                rt = ReturnTrue;

                while (visitor->visitProLoopIteration())

                    for (int j = i; ++j < m_proitems.count(); ) {

                        rt = m_proitems.at(j)->Accept(visitor);

                        if (rt != ReturnTrue && rt != ReturnFalse) {

                            if (rt == ReturnNext) {

                                rt = ReturnTrue;

                                break;

                            }

                            if (rt == ReturnBreak)

                                rt = ReturnTrue;

                            goto do_break;

                        }

                    }

              do_break:

                visitor->visitProLoopCleanup();

            }

            break;

        }

    }

    visitor->visitEndProBlock(this);

    return rt;

}

// --------------- ProVariable ----------------

ProVariable::ProVariable(const QString &name, ProBlock *parent)

    : ProBlock(parent)

{

    setBlockKind(ProBlock::VariableKind);

    m_variable = name;

    m_variableKind = SetOperator;

}

void ProVariable::setVariableOperator(VariableOperator variableKind)

{

    m_variableKind = variableKind;

}

ProVariable::VariableOperator ProVariable::variableOperator() const

{

    return m_variableKind;

}

void ProVariable::setVariable(const QString &name)

{

    m_variable = name;

}

QString ProVariable::variable() const

{

    return m_variable;

}

ProItem::ProItemReturn ProVariable::Accept(AbstractProItemVisitor *visitor)

{

    visitor->visitBeginProVariable(this);

    foreach (ProItem *item, m_proitems)

        item->Accept(visitor); // cannot fail

    visitor->visitEndProVariable(this);

    return ReturnTrue;

}

// --------------- ProValue ----------------

ProValue::ProValue(const QString &value, ProVariable *variable)

{

    m_variable = variable;

    m_value = value;

}

void ProValue::setValue(const QString &value)

{

    m_value = value;

}

QString ProValue::value() const

{

    return m_value;

}

void ProValue::setVariable(ProVariable *variable)

{

    m_variable = variable;

}

ProVariable *ProValue::variable() const

{

    return m_variable;

}

ProItem::ProItemKind ProValue::kind() const

{

    return ProItem::ValueKind;

}

ProItem::ProItemReturn ProValue::Accept(AbstractProItemVisitor *visitor)

{

    visitor->visitProValue(this);

    return ReturnTrue;

}

// --------------- ProFunction ----------------

ProFunction::ProFunction(const QString &text)

{

    m_text = text;

}

void ProFunction::setText(const QString &text)

{

    m_text = text;

}

QString ProFunction::text() const

{

    return m_text;

}

ProItem::ProItemKind ProFunction::kind() const

{

    return ProItem::FunctionKind;

}

ProItem::ProItemReturn ProFunction::Accept(AbstractProItemVisitor *visitor)

{

    return visitor->visitProFunction(this);

}

// --------------- ProCondition ----------------

ProCondition::ProCondition(const QString &text)

{

    m_text = text;

}

void ProCondition::setText(const QString &text)

{

    m_text = text;

}

QString ProCondition::text() const

{

    return m_text;

}

ProItem::ProItemKind ProCondition::kind() const

{

    return ProItem::ConditionKind;

}

ProItem::ProItemReturn ProCondition::Accept(AbstractProItemVisitor *visitor)

{

    visitor->visitProCondition(this);

    return ReturnTrue;

}

// --------------- ProOperator ----------------

ProOperator::ProOperator(OperatorKind operatorKind)

{

    m_operatorKind = operatorKind;

}

void ProOperator::setOperatorKind(OperatorKind operatorKind)

{

    m_operatorKind = operatorKind;

}

ProOperator::OperatorKind ProOperator::operatorKind() const

{

    return m_operatorKind;

}

ProItem::ProItemKind ProOperator::kind() const

{

    return ProItem::OperatorKind;

}

ProItem::ProItemReturn ProOperator::Accept(AbstractProItemVisitor *visitor)

{

    visitor->visitProOperator(this);

    return ReturnTrue;

}

// --------------- ProFile ----------------

ProFile::ProFile(const QString &fileName)

    : ProBlock(0)

{

    m_modified = false;

    setBlockKind(ProBlock::ProFileKind);

    m_fileName = fileName;

    QFileInfo fi(fileName);

    m_displayFileName = fi.fileName();

    m_directoryName = fi.absolutePath();

}

ProFile::~ProFile()

{

}

QString ProFile::displayFileName() const

{

    return m_displayFileName;

}

QString ProFile::fileName() const

{

    return m_fileName;

}

QString ProFile::directoryName() const

{

    return m_directoryName;

}

void ProFile::setModified(bool modified)

{

    m_modified = modified;

}

bool ProFile::isModified() const

{

    return m_modified;

}

ProItem::ProItemReturn ProFile::Accept(AbstractProItemVisitor *visitor)

{

    ProItemReturn rt;

    if ((rt = visitor->visitBeginProFile(this)) != ReturnTrue)

        return rt;

    ProBlock::Accept(visitor); // cannot fail

    return visitor->visitEndProFile(this);

}

QT_END_NAMESPACE