old_contents: import React from "react";
  import DayPicker, {DateUtils} from "react-day-picker";
  import moment from 'moment';
  import "./MeetingDaysField.scss";
  
  class MeetingDaysField extends React.Component {
    static propTypes = {
      days: React.PropTypes.array.isRequired,
      month: React.PropTypes.object.isRequired,
      onDayChange: React.PropTypes.func.isRequired,
      onMonthChange: React.PropTypes.func.isRequired
    };
  
    handleDayClick(e, day, {selected, disabled}){
      // We need to pass it upwards
      if(disabled){
        return;
      }
  
      this.props.onDayChange(selected, day);
    }
  
    isDaySelected(day){
      return this.props.days.findIndex((d) => DateUtils.isSameDay(d, day)) > -1;
    }
  
    isDayBeforeToday(day) {
      return moment(day).add(1, 'day').isBefore();
    }
  
    render(){
      let { month, onMonthChange } = this.props;
      return (
        <div className="MeetingDaysField form-group clearfix">
          <label htmlFor="meeting-name" className="col-form-label col-xs-3">Wybierz dni</label>
          <div className="col-xs-4">
            <DayPicker initialMonth={month} firstDayOfWeek={1} selectedDays={this.isDaySelected.bind(this)}
                       disabledDays={this.isDayBeforeToday.bind(this)} fromMonth={new Date()}
                       onDayClick={this.handleDayClick.bind(this)} onMonthChange={onMonthChange} />
          </div>
          <div className="col-xs-5">
            {this.props.children}
          </div>
        </div>
      );
    }
  }
  export default MeetingDaysField;
  
new_contents: import React from "react";
  import DayPicker, {DateUtils} from "react-day-picker";
  import moment from 'moment';
  import "./MeetingDaysField.scss";
  
  class MeetingDaysField extends React.Component {
    static propTypes = {
      days: React.PropTypes.array.isRequired,
      month: React.PropTypes.object.isRequired,
      onDayChange: React.PropTypes.func.isRequired,
      onMonthChange: React.PropTypes.func.isRequired
    };
  
    handleDayClick(e, day, {selected, disabled}){
      // We need to pass it upwards
      if(disabled){
        return;
      }
  
      this.props.onDayChange(selected, day);
    }
  
    isDaySelected(day){
      return this.props.days.findIndex((d) => DateUtils.isSameDay(d, day)) > -1;
    }
  
    isDayBeforeToday(day) {
      return moment(day).endOf('day').isBefore();
    }
  
    render(){
      let { month, onMonthChange } = this.props;
      return (
        <div className="MeetingDaysField form-group clearfix">
          <label htmlFor="meeting-name" className="col-form-label col-xs-3">Wybierz dni</label>
          <div className="col-xs-4">
            <DayPicker initialMonth={month} firstDayOfWeek={1} selectedDays={this.isDaySelected.bind(this)}
                       disabledDays={this.isDayBeforeToday.bind(this)} fromMonth={new Date()}
                       onDayClick={this.handleDayClick.bind(this)} onMonthChange={onMonthChange} />
          </div>
          <div className="col-xs-5">
            {this.props.children}
          </div>
        </div>
      );
    }
  }
  export default MeetingDaysField;
  
subject: Fix invalid current day handling in calendar