/*
 * SonarQube
 * Copyright (C) 2009-2018 SonarSource SA
 * mailto:info 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 * as React from 'react';
import { WithRouterProps } from 'react-router';
import { getSystemStatus } from '../../helpers/system';

export default class MigrationContainer extends React.PureComponent<WithRouterProps> {
  componentDidMount() {
    if (getSystemStatus() !== 'UP') {
      this.props.router.push({
        pathname: '/maintenance',
        query: {
          // eslint-disable-next-line camelcase
          return_to: window.location.pathname + window.location.search + window.location.hash
        }
      });
    }
  }

  render() {
    if (getSystemStatus() !== 'UP') {
      return null;
    }
    return this.props.children;
  }
}