#pragma once

// subtitleeditor -- a tool to create or edit subtitle
//
// https://kitone.github.io/subtitleeditor/
// https://github.com/kitone/subtitleeditor/
//
// Copyright @ 2005-2018, 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 <i18n.h>
#include "errorchecking.h"

class MinCharactersPerSecond : public ErrorChecking {
 public:
  MinCharactersPerSecond()
      : ErrorChecking(
            "minimum-characters-per-second", _("Minimum Characters per Second"),
            _("Detects and fixes subtitles when the number of characters per "
              "second is inferior to the specified value.")) {
    m_minCPS = 5;
  }

  virtual void init() {
    m_minCPS = cfg::get_double("timing", "min-characters-per-second");
  }

  bool execute(Info &info) {
    if ((info.currentSub.check_cps_text(m_minCPS, (m_minCPS + 1)) >= 0) ||
        m_minCPS == 0)
      return false;

    SubtitleTime duration(
        utility::get_min_duration_msecs(info.currentSub.get_text(), m_minCPS));

    if (info.tryToFix) {
      info.currentSub.set_duration(duration);
      return true;
    }

    info.error = build_message(
        _("There are too few characters per second: <b>%.1f chars/s</b>"),
        info.currentSub.get_characters_per_second_text());

    info.solution = build_message(_("<b>Automatic correction:</b> change "
                                    "current subtitle duration to %s."),
                                  duration.str().c_str());

    return true;
  }

 protected:
  double m_minCPS;
};
