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 *
 * TOra - An Oracle Toolkit for DBA's and developers
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 *
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 * Portions Copyright (C) 2003-2005 Quest Software, Inc.
 * Portions Copyright (C) 2004-2013 Numerous Other Contributors
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
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 *
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#pragma once

#include "parsing/tsqllexer.h"
#include "core/tosyntaxanalyzer.h"

#include <QtCore/QObject>
#include <Qsci/qscilexercustom.h>
#include <Qsci/qscilexersql.h>


class QsciStyle;
class QsciAbstractAPIs;

class toLexerPostgreSQL : public QsciLexerCustom
{
        Q_OBJECT;
    public:
        enum Style
        {
            Default    = toSyntaxAnalyzer::Default,     // white spaces only
            Comment    = toSyntaxAnalyzer::Comment,
            Reserved   = toSyntaxAnalyzer::Keyword,
            Builtin    = toSyntaxAnalyzer::KeywordSet5,
			SingleQuotedString = toSyntaxAnalyzer::SingleQuotedString,
            Identifier = toSyntaxAnalyzer::Identifier,
            Number     = toSyntaxAnalyzer::Number,
            OneLine    = toSyntaxAnalyzer::PlusPrompt,
            CommentMultiline = toSyntaxAnalyzer::QuotedIdentifier + 1,
            Failure,
            MaxStyle
        };

        toLexerPostgreSQL(QObject *parent = 0);
        virtual ~toLexerPostgreSQL();

        /* override - reimplemented from QsciLexerCustom */
        const char *language() const override;
        QString description(int) const override;
        void styleText(int start, int end) override;

        bool caseSensitive() const override
        {
            return false;
        }

        QStringList autoCompletionWordSeparators() const override
        {
            return QStringList() << ".";
        }

        const char *wordCharacters() const override
        {
            return "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_#0123456789:.";
        }

    protected:
        char *lineText, *bufferText;
        unsigned lineLength, bufferLength;

        QMap<int,QString> styleNames;
        QList<int> styleStack;
        std::unique_ptr <SQLLexer::Lexer> lexer;
};
