} else if (this.props.mode === ModeEnum.end) {
      // We know now the date prop is the end date and the otherDate is the start date in non smart mode
      // If this cell is before start date then invalid cell as this is the end mode
      if (cellDate.isBefore(this.props.otherDate, 'day')) {
        this.setState({ style: invalidStyle(this.props.darkMode) });