// Copyright 2015-2017 Parity Technologies (UK) Ltd.
// This file is part of Parity.

// Parity 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.

// Parity 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 Parity.  If not, see <http://www.gnu.org/licenses/>.

import React from 'react';
import PropTypes from 'prop-types';
import { observer } from 'mobx-react';

import Badge from '@parity/ui/lib/Badge';

import Store from '../../Signer/pendingStore';

function SignerPending ({ className, onClick }, { api }) {
  const store = Store.get(api);
  const pendingCount = store.pending.length;

  if (!pendingCount) {
    return null;
  }

  return (
    <Badge
      color='red'
      className={ className }
      onClick={ onClick }
      value={ pendingCount }
    />
  );
}

SignerPending.contextTypes = {
  api: PropTypes.object.isRequired
};

SignerPending.propTypes = {
  className: PropTypes.string,
  onClick: PropTypes.func
};

export default observer(SignerPending);