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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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****************************************************************************/

#ifndef QMLREFACTORINGCHANGES_H
#define QMLREFACTORINGCHANGES_H

#include "qmljstools_global.h"

#include <qmljs/qmljsdocument.h>

#include <texteditor/refactoringchanges.h>

namespace QmlJS {
class ModelManagerInterface;
} // namespace QmlJS

namespace QmlJSTools {

class QmlJSRefactoringChanges;
class QmlJSRefactoringFile;
class QmlJSRefactoringChangesData;
typedef QSharedPointer<QmlJSRefactoringFile> QmlJSRefactoringFilePtr;

class QMLJSTOOLS_EXPORT QmlJSRefactoringFile: public TextEditor::RefactoringFile
{
public:
    QmlJS::Document::Ptr qmljsDocument() const;

    /*!
        \returns the offset in the document for the start position of the given
                 source location.
     */
    unsigned startOf(const QmlJS::AST::SourceLocation &loc) const;

    bool isCursorOn(QmlJS::AST::UiObjectMember *ast) const;
    bool isCursorOn(QmlJS::AST::UiQualifiedId *ast) const;
    bool isCursorOn(QmlJS::AST::SourceLocation loc) const;

protected:
    QmlJSRefactoringFile(const QString &fileName, const QSharedPointer<TextEditor::RefactoringChangesData> &data);
    QmlJSRefactoringFile(TextEditor::BaseTextEditorWidget *editor, QmlJS::Document::Ptr document);

    QmlJSRefactoringChangesData *data() const;
    virtual void fileChanged();

    mutable QmlJS::Document::Ptr m_qmljsDocument;

    friend class QmlJSRefactoringChanges;
};


class QMLJSTOOLS_EXPORT QmlJSRefactoringChanges: public TextEditor::RefactoringChanges
{
public:
    QmlJSRefactoringChanges(QmlJS::ModelManagerInterface *modelManager,
                            const QmlJS::Snapshot &snapshot);

    static QmlJSRefactoringFilePtr file(TextEditor::BaseTextEditorWidget *editor,
                                        const QmlJS::Document::Ptr &document);
    QmlJSRefactoringFilePtr file(const QString &fileName) const;

    const QmlJS::Snapshot &snapshot() const;

private:
    QmlJSRefactoringChangesData *data() const;
};

} // namespace QmlJSTools

#endif // QMLREFACTORINGCHANGES_H