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** Copyright (C) 2016 The Qt Company Ltd.
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#pragma once

#include "symbolqueryinterface.h"

#include <clangsupport/filepathcachingfwd.h>

#include <cpptools/refactoringengineinterface.h>

namespace ClangBackEnd {
class RefactoringClientInterface;
class RefactoringServerInterface;
}

namespace CppTools { class SymbolFinder; }

namespace ClangRefactoring {

class RefactoringEngine : public CppTools::RefactoringEngineInterface
{
public:
    RefactoringEngine(ClangBackEnd::RefactoringServerInterface &server,
                      ClangBackEnd::RefactoringClientInterface &client,
                      ClangBackEnd::FilePathCachingInterface &filePathCache,
                      SymbolQueryInterface &symbolQuery);
    ~RefactoringEngine() override;

    void startLocalRenaming(const CppTools::CursorInEditor &data,
                            CppTools::ProjectPart *projectPart,
                            RenameCallback &&renameSymbolsCallback) override;
    void globalRename(const CppTools::CursorInEditor &data,
                      CppTools::UsagesCallback &&renameUsagesCallback,
                      const QString &) override;
    void findUsages(const CppTools::CursorInEditor &data,
                    CppTools::UsagesCallback &&showUsagesCallback) const override;
    void globalFollowSymbol(const CppTools::CursorInEditor &data,
                            Utils::ProcessLinkCallback &&processLinkCallback,
                            const CPlusPlus::Snapshot &,
                            const CPlusPlus::Document::Ptr &,
                            CppTools::SymbolFinder *,
                            bool) const override;

    bool isRefactoringEngineAvailable() const override;
    void setRefactoringEngineAvailable(bool isAvailable);

    const ClangBackEnd::FilePathCachingInterface &filePathCache() const
    {
        return m_filePathCache;
    }

private:
    CppTools::Usages locationsAt(const CppTools::CursorInEditor &data) const;
    CppTools::Usages declarationAt(const CppTools::CursorInEditor &data) const;

    ClangBackEnd::RefactoringServerInterface &m_server;
    ClangBackEnd::RefactoringClientInterface &m_client;
    ClangBackEnd::FilePathCachingInterface &m_filePathCache;

    SymbolQueryInterface &m_symbolQuery;
};

} // namespace ClangRefactoring