详解react-refetch的使用小例子

const List = ({data: gists}) => {
 return (
  <ul>
   {gists.map(gist => (
    <li key={gist.id}>{gist.description}</li>
   ))}
  </ul>
 )
}

const withData = url => Part => {
 return class extends Component {
  state = {data: []}

  ponentDidMount() {
   fetch(url)
    .then(response => response.json ? response.json() : response)
    .then(data => this.setState({data}))
  }

  render() {
   return <Part {...this.state} {...this.props} />
  }
 }
}

const ListWithGists = withData('https://api.github./users/gaearon/gists')(List)

import { connect as refetchConnect } from 'react-refetch'

const List = ({gists}) => {
 if (gists.pending) {
  return <div>loading...</div>
 } else if (gists.rejected) {
  return <div>{gists.reason}</div>
 } else if (gists.fulfilled) {
  return (
   gists.fulfilled && <ul>
    {gists.value.map(gist => (
     <li key={gist.id}>{gist.description}</li>
    ))}
   </ul>
  )
 }
}

const ListWithGists = refetchConnect(() => ({gists: `https://api.github./users/gaearon/gists`}))(List)

const Gist = ({description}) => (
 <li>
  {description}
 </li>
)

const List = ({gists}) => {
 if (gists.pending) {
  return <div>loading...</div>
 } else if (gists.rejected) {
  return <div>{gists.reason}</div>
 } else if (gists.fulfilled) {
  return (
   gists.fulfilled && <ul>
    {gists.value.map(gist => <Gist key={gist.id} {...gist} />)}
   </ul>
  )
 }
}

const connectWithStar = refetchConnect(() => ({gists: `https://api.github./users/gaearon/gists`}))

const connectWithStar = refetchConnect(({id}) => ({
 star: () => ({
  starResponse: {
   url: `https://api.github./gists/${id}/star?${token}`,
   method: 'PUT'
  }
 })
}))

const Gist = ({description, star}) => (
 <li>
  {description}
  <button onClick={star}>+1</button>
 </li>
)

connectWithStar(Gist)