我正在創(chuàng)建一個圖片庫AliceCarousel。我在這里遇到的一個錯誤是在制作時next或者previous它總是回到初始圖像`。它不會在下一張幻燈片上停止。我在這里做的錯誤和幫助或建議。請。//代碼class LivingService extends React.Component {  constructor(props) {    super(props);    this.state = {      currentIndex: null,      responsive: { 1024: { items: 4 } },      services : this.props.resume,      ...props,      ItemsServices:[]    };    this.galleryItems = this.galleryItems.bind(this);  }  static propTypes = {    getService: PropTypes.func.isRequired,    resume: PropTypes.object.isRequired,    auth: PropTypes.object.isRequired,    loading: PropTypes.object.isRequired  }  UNSAFE_componentWillReceiveProps(nextProps) {    if(nextProps.resume !== this.props.resume){      var services  = this.props.resume.services;      this.setState({        ItemsServices: services      })    }  }  componentDidMount() {    this.props.getService();    }  onSlideChanged = (e) => this.setState({ currentIndex: e.brand })  slideNext = () => this.setState(prevState => ({ currentIndex: prevState.currentIndex + 1 }));  slidePrev = () => this.setState(prevState => ({ currentIndex: prevState.currentIndex - 1 }));  thumbItem = (brand, i) => <span onClick={() => this.slideTo(brand._id)}>* </span>  slideTo = (_id) => this.setState({ currentIndex: _id })  galleryItems = () => {    return this.state.ItemsServices.map((brand, i) => {      if(brand.service_name === "Office"){        return (          <div className="col-xs-12" key={brand._id} data-id={brand._id} ><img src={brand.service_image_url} /></div>        )      }          })  };   render() {    const { responsive, currentIndex } = this.state    const  items = this.galleryItems();    return(      <div>        <Grid className ="col-12 service-living-gallery-grid" >          <div className="service-gallery-headline">              Living          </div>    )  }}