gab-social/app/javascript/gabsocial/features/compose/components/schedule_post_dropdown.js

import { injectIntl, defineMessages } from 'react-intl';
import DatePicker from 'react-datepicker';
import IconButton from '../../../components/icon_button';
import { isMobile } from '../../../utils/is_mobile';

import "react-datepicker/dist/react-datepicker.css";

const messages = defineMessages({
  schedule_status: { id: 'schedule_status.title', defaultMessage: 'Schedule Status' },
});

class DatePickerWrapper extends React.PureComponent {
  static propTypes = {
    value: PropTypes.string,
    onClick: PropTypes.func,
  };

  render() {
    const { value, onClick } = this.props;

    return (
      <button className="schedule-post-dropdown-wrapper" onClick={onClick}>
        {value}
      </button>
    )
  }
}

export default @injectIntl
class SchedulePostDropdown extends React.PureComponent {

  static propTypes = {
    date: PropTypes.instanceOf(Date),
    setScheduledAt: PropTypes.func.isRequired,
    intl: PropTypes.object.isRequired,
    isPro: PropTypes.bool,
    onOpenProUpgradeModal: PropTypes.func.isRequired,
    position: PropTypes.string,
  };

  handleToggle = () => {
    if (!this.props.isPro) {
      return this.props.onOpenProUpgradeModal();
    }

    const { date } = this.props;
    const value = date ? null : new Date();
    this.handleSetDate(value);
  }

  handleSetDate = (date) => {
    this.props.setScheduledAt(date);
  }

  render () {
    const { intl, date, isPro, position } = this.props;

    const open = !!date;
    const datePickerDisabled = !isPro;
    const withPortal = isMobile(window.innerWidth);
    const popperPlacement = position || undefined;

    return (
      <div className='schedule-post-dropdown'>
        <div className='schedule-post-dropdown__container'>
          <IconButton
            inverted
            className='schedule-post-dropdown__icon'
            icon='calendar'
            title={intl.formatMessage(messages.schedule_status)}
            size={18}
            expanded={open}
            active={open}
            onClick={this.handleToggle}
            style={{ height: null, lineHeight: '27px' }}
          />
        </div>
        {
          open &&
          <DatePicker
            target={this}
            className='schedule-post-dropdown__datepicker'
            minDate={new Date()}
            selected={date}
            onChange={date => this.handleSetDate(date)}
            timeFormat="p"
            timeIntervals={15}
            timeCaption="Time"
            dateFormat="MMM d, yyyy h:mm aa"
            disabled={datePickerDisabled}
            showTimeSelect
            customInput={<DatePickerWrapper />}
            withPortal={withPortal}
            popperPlacement={popperPlacement}
            popperModifiers={{
              offset: {
                enabled: true,
                offset: "0px, 5px"
              },
              preventOverflow: {
                enabled: true,
                escapeWithReference: false,
                boundariesElement: "viewport"
              }
            }}
          />
        }
      </div>
    );
  }

}