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React-router重定向到首页

[英]React-router redirect to Homepage

我有多种职业,项目和应聘工作路线。

但是我只想谈谈Project,我有很多从后端获取的Project数据

在一个项目中,我有一个名为ProjectDetails的项目信息(这是呈现单个项目的组件),因此http:// localhost:4000 /#/ projects / 913 (ID为913)具有有关ID 913的已提取项目的信息等等。

我要实现的目标是,如果用户在url中输入不存在的内容,例如http:// localhost:4000 /#/ projects / someID (someID为, 则将用户重定向到http:// localhost:4000 / (主页)永远不会从后端获取)

任何想法或建议我如何使用React-router的Redirect组件来实现?

我的ProjectDetails组件如下所示:

let ProjectDetails = ({ projects, match }) => {
  if (!projects.length) return false;
  const project = projects.find(item => item.Id == match.params.id);
  return (
    <Element name='Projects'>
      <SectionActiveTile match={match} name={project.Title}>
        <div className='project_details_content'>
          <div className="project_images">
            <LazyImg src={`http://mywebsite.co/media/projects/${project.ImageURL}`} alt={`${project.Title} image`} />
            <div className="project_icons">
              {!!project.WebSiteURL &&
                <a target='_blank' href={project.WebSiteURL}>
                  <LazyImg src={webImg} alt="Web img" />
                </a>
              }
              {!!project.iTunesStoreURL &&
                <a target='_blank' href={project.iTunesStoreURL}>
                  <LazyImg src={appStoreImg} alt="AppStore img" />
                </a>
              }
              {!!project.GooglePlayURL &&
                <a target='_blank' href={project.GooglePlayURL}>
                  <LazyImg src={googlePlayImg} alt="Google Play img" />
                </a>
              }
            </div>
          </div>
          <div className="project_description">
            <h4>Customer:</h4>
            <p>{project.Customer}</p>
            <h4>Project Facts:</h4>
            <p>{project.ProjectFacts}</p>
            <h4>Technologies:</h4>
            <p>{project.Technologies}</p>
          </div>
        </div>
      </SectionActiveTile>
    </Element>
  );
}; 

项目信息从父组件传递到ProjectDetails

更新

这是我的路线:

    <Switch>
      <Route path='/projects/:id' component={ProjectDetails} />
      <Route path='/career/:id' component={CareerDetails} />
      <Route path='/apply-for-job' render={(props) => (
        <ModalWindow
          {...props}
          modalHeader='Apply form'>
          <ApplyForm history={props.history} />
        </ModalWindow>
      )} />
      <Route path='/' component={withScrollPreservation(LandingPage, Footer)} />     
    </Switch>

您只需要使用react-router Redirect组件。

您可以像这样修改ProjectDetails

let ProjectDetails = ({ projects, match }) => {
  let HomeURL = ""; //add your homeURL here
  if (!projects.length) {
      return (<Redirect to = {HomeURL} />);
  }
  const project = projects.find(item => item.Id == match.params.id);
  if(project === undefined) {
      return (<Redirect to = {HomeURL} />);
  }
  return (
      //your code as is
  );
}

您可以通过以下方式处理不匹配的问题

     <Switch>
          <Route path='/projects/:id' component={ProjectDetails} />
          <Route path='/career/:id' component={CareerDetails} />
          <Route path='/apply-for-job' render={(props) => (
            <ModalWindow
              {...props}
              modalHeader='Apply form'>
              <ApplyForm history={props.history} />
            </ModalWindow>
          )} />
          <Route path='/' component={withScrollPreservation(LandingPage, Footer)} />     
         <Route component={HomePage}/> 
        </Switch>

请参阅文档以获取更多详细信息

如果找不到项目,则可以推新路线。 供参考, 以使用React Router进行编程导航

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