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#ifndef CLANGCODEMODEL_INTERNAL_COMPLETIONCHUNKSTOTEXTCONVERTER_H
#define CLANGCODEMODEL_INTERNAL_COMPLETIONCHUNKSTOTEXTCONVERTER_H

#include <clangbackendipc/codecompletionchunk.h>

#include <sqlite/utf8string.h>

#include <QString>

#include <vector>

namespace ClangCodeModel {
namespace Internal {

class CompletionChunksToTextConverter
{
public:
    void parseChunks(const ClangBackEnd::CodeCompletionChunks &codeCompletionChunks);

    void setAddPlaceHolderText(bool addPlaceHolderText);
    void setAddPlaceHolderPositions(bool addPlaceHolderPositions);
    void setAddResultType(bool addResultType);
    void setAddSpaces(bool addSpaces);
    void setAddExtraVerticalSpaceBetweenBraces(bool addExtraVerticalSpaceBetweenBraces);
    void setAddHtmlTags(bool addHtmlTags);
    void setAddOptional(bool addOptional);

    const QString &text() const;
    const std::vector<int> &placeholderPositions() const;
    bool hasPlaceholderPositions() const;

    static QString convertToFunctionSignature(const ClangBackEnd::CodeCompletionChunks &codeCompletionChunks);
    static QString convertToName(const ClangBackEnd::CodeCompletionChunks &codeCompletionChunks);
    static QString convertToToolTip(const ClangBackEnd::CodeCompletionChunks &codeCompletionChunks);
private:
    void parse(const ClangBackEnd::CodeCompletionChunk & codeCompletionChunk);
    void parseResultType(const Utf8String &text);
    void parseText(const Utf8String &text);
    void parseOptional(const ClangBackEnd::CodeCompletionChunk &optionalCodeCompletionChunk);
    void parsePlaceHolder(const ClangBackEnd::CodeCompletionChunk &codeCompletionChunk);
    void parseLeftParen(const ClangBackEnd::CodeCompletionChunk &codeCompletionChunk);
    void parseLeftBrace(const ClangBackEnd::CodeCompletionChunk &codeCompletionChunk);
    void addExtraVerticalSpaceBetweenBraces();
    void addExtraVerticalSpaceBetweenBraces(const ClangBackEnd::CodeCompletionChunks::iterator &);

    bool canAddSpace() const;

private:
    std::vector<int> m_placeholderPositions;
    ClangBackEnd::CodeCompletionChunks m_codeCompletionChunks;
    ClangBackEnd::CodeCompletionChunk m_previousCodeCompletionChunk;
    QString m_text;
    bool m_addPlaceHolderText = false;
    bool m_addPlaceHolderPositions = false;
    bool m_addResultType = false;
    bool m_addSpaces = false;
    bool m_addExtraVerticalSpaceBetweenBraces = false;
    bool m_addHtmlTags = false;
    bool m_addOptional = false;
};

} // namespace Internal
} // namespace ClangCodeModel

#endif // CLANGCODEMODEL_INTERNAL_COMPLETIONCHUNKSTOTEXTCONVERTER_H