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#ifndef CPPTOOLS_INTERNAL_SNAPSHOTUPDATER_H
#define CPPTOOLS_INTERNAL_SNAPSHOTUPDATER_H

#include "cpptools_global.h"
#include "cppmodelmanager.h"

#include <cplusplus/CppDocument.h>
#include <cplusplus/DependencyTable.h>

#include <QMutex>
#include <QString>

namespace CppTools {

class CPPTOOLS_EXPORT SnapshotUpdater
{
    Q_DISABLE_COPY(SnapshotUpdater)

public:
    SnapshotUpdater(const QString &fileInEditor = QString());

    QString fileInEditor() const
    { return m_fileInEditor; }

    void update(CppModelManagerInterface::WorkingCopy workingCopy);
    void releaseSnapshot();

    CPlusPlus::Document::Ptr document() const;
    CPlusPlus::Snapshot snapshot() const;
    QStringList includePaths() const;
    QStringList frameworkPaths() const;

    ProjectPart::Ptr currentProjectPart() const;
    void setProjectPart(ProjectPart::Ptr projectPart);

    void setUsePrecompiledHeaders(bool usePrecompiledHeaders);
    void setEditorDefines(const QByteArray &editorDefines);

private:
    void updateProjectPart();
    void addFileAndDependencies(QSet<QString> *toRemove, const QString &fileName) const;

private:
    mutable QMutex m_mutex;
    const QString m_fileInEditor;
    ProjectPart::Ptr m_projectPart, m_manuallySetProjectPart;
    QByteArray m_configFile;
    bool m_editorDefinesChangedSinceLastUpdate;
    QByteArray m_editorDefines;
    QStringList m_includePaths;
    QStringList m_frameworkPaths;
    QStringList m_precompiledHeaders;
    CPlusPlus::Snapshot m_snapshot;
    CPlusPlus::DependencyTable m_deps;
    bool m_usePrecompiledHeaders;
    bool m_forceSnapshotInvalidation;
};

} // namespace CppTools

#endif // CPPTOOLS_INTERNAL_SNAPSHOTUPDATER_H