/*
 * This file is a part of morm
 * and is distributed under the 2-Clause BSD licence.
 * Author: Tomasz Sowa <t.sowa@ttmath.org>
 */

/*
 * Copyright (c) 2018-2021, Tomasz Sowa
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 */

#ifndef headerfile_morm_postgresqlexpression
#define headerfile_morm_postgresqlexpression

#include "dbexpression.h"


namespace morm
{

class PostgreSQLExpression : public DbExpression
{
public:

	void esc(char val, PT::TextStream & stream);
	void esc(const PT::Date & date, PT::TextStream & stream);

	DbExpression & page(PT::TextStream & stream, size_t page_number, size_t page_size);


protected:

	virtual void before_short_field_name();
	virtual void after_short_field_name();

	virtual void before_first_part_long_field_name();
	virtual void after_first_part_long_field_name();
	virtual void before_second_part_long_field_name();
	virtual void after_second_part_long_field_name();

	void before_field_value(const std::wstring &);
	void after_field_value(const std::wstring &);

	void before_field_value(const std::string &);
	void after_field_value(const std::string &);

	void before_field_value(const wchar_t *);
	void after_field_value(const wchar_t *);

	void before_field_value(const char *);
	void after_field_value(const char *);

private:

	void before_field_value_string();
	void after_field_value_string();




};

}

#endif