/*
 * SonarQube
 * Copyright (C) 2009-2016 SonarSource SA
 * mailto:contact AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
import moment from 'moment';
import { translate, translateWithParameters } from './l10n';

export function getPeriod (periods, index) {
  if (!Array.isArray(periods)) {
    return null;
  }

  return periods.find(period => period.index === index);
}

export function getLeakPeriod (periods) {
  return getPeriod(periods, 1);
}

export function getPeriodLabel (period) {
  if (!period) {
    return null;
  }

  const parameter = period.modeParam || period.parameter;

  if (period.mode === 'previous_version' && !parameter) {
    return translate('overview.period.previous_version_only_date');
  }

  return translateWithParameters(`overview.period.${period.mode}`, parameter);
}

export function getPeriodDate (period) {
  if (!period) {
    return null;
  }

  return moment(period.date).toDate();
}

export function getLeakPeriodLabel (periods) {
  return getPeriodLabel(getLeakPeriod(periods));
}