#ifndef _MaxLinePerSubtitle_h
#define _MaxLinePerSubtitle_h

/*
 *	subtitleeditor -- a tool to create or edit subtitle
 *
 *	https://kitone.github.io/subtitleeditor/
 *	https://github.com/kitone/subtitleeditor/
 *
 *	Copyright @ 2005-2015, kitone
 *
 *	This program is free software; you can redistribute it and/or modify
 *	it under the terms of the GNU General Public License as published by
 *	the Free Software Foundation; either version 3 of the License, or
 *	(at your option) any later version.
 *
 *	This program is distributed in the hope that it will be useful,
 *	but WITHOUT ANY WARRANTY; without even the implied warranty of
 *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *	GNU General Public License for more details.
 *
 *	You should have received a copy of the GNU General Public License
 *	along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "errorchecking.h"

/*
 *
 */
class MaxLinePerSubtitle : public ErrorChecking
{
public:

	MaxLinePerSubtitle()
	:ErrorChecking(
			"max-line-per-subtitle",
			_("Maximum Lines per Subtitle"),
			_("An error is detected if a subtitle has too many lines."))
	{
		m_maxLPS = 2;
	}
	
	/*
	 *
	 */
	virtual void init()
	{
		m_maxLPS = Config::getInstance().get_value_int("timing", "max-line-per-subtitle");
	}


	/*
	 *
	 */
	virtual bool execute(Info &info)	
	{
		std::istringstream iss(info.currentSub.get_characters_per_line_text());
		std::string line;

		int count = 0;
		while(std::getline(iss, line))
		{
			++count;
		}
		
		if(count <= m_maxLPS)
			return false;
	
		if(info.tryToFix)
		{
			// not implemented
			return false;
		}
		
		info.error = build_message(ngettext(
				"Subtitle has too many lines: <b>1 line</b>",
				"Subtitle has too many lines: <b>%i lines</b>", count), count);
		info.solution = _("<b>Automatic correction:</b> unavailable, correct the error manually.");
		return true;
	}

protected:
	int m_maxLPS;
};

#endif//_MaxLinePerSubtitle_h
