javascript - 从 redux 中访问服务器 Prop ?

标签 javascript reactjs redux react-engine

我正在尝试使用 redux , react-engine , 和 react-router .

我的问题是 react-engine提供 props 的对象来自服务器的。如何从我的 ProvidedApp 中访问这些 Prop ?

ProvidedApp.js

import React from 'react'
import { connect, Provider } from 'react-redux'
import App from './app'
import { mapStateToProps, mapDispatchToProps, store } from './redux-stuff'

// Connected Component
let ConnectedApp = connect(
  mapStateToProps,
  mapDispatchToProps
)(App)

let ProvidedApp = () => (
  <Provider store={store}>
    <ConnectedApp/>
  </Provider>
)

export default ProvidedApp

Routes.js

import React from 'react'
import { Router, Route } from 'react-router'

import Layout from './views/Layout'
import App from './views/ProvidedApp'

module.exports = (
  <Router>
    <Route path='/' component={Layout}>
      <Route path='/app' component={App} />
      <Route path='/app/dev' component={App} />
    </Route>
  </Router>
)

我也认为我的配置有点不稳定,我无法获得 Provider以任何其他方式工作。如果有办法Provider包装 Router我很乐意让它发挥作用。


这是我移动 Provider 时的一些代码以上Router

ConnectedApp.js

import React from 'react'
import { connect, Provider } from 'react-redux'
import App from './app'
import { mapStateToProps, mapDispatchToProps} from './redux-stuff'

let ConnectedApp = connect(
  mapStateToProps,
  mapDispatchToProps
)(App)

export default ConnectedApp

Routes.js

import React from 'react'
import { Provider } from 'react-redux'
import { Router, Route } from 'react-router'
import { store } from './redux-stuff'

import Layout from './views/Layout'
import App from './views/ConnectedApp'

module.exports = (
  <Provider store={store}>
    <Router>
      <Route path='/' component={Layout}>
        <Route path='/app' component={App} />
      </Route>
    </Router>
  </Provider>
)

我收到这个错误:

Could not find "store" in either the context or props of "Connect(App)". Either wrap the root component in a <Provider>, or explicitly pass "store" as a prop to "Connect(App)".


更新

我发现我可以从我的第一个示例中的代码访问 ProvidedApp .但是我不知道应该如何将它传递到 Redux。

let ProvidedApp = (props) => {
  console.log(props)
  return (
    <Provider store={store}>
      <ConnectedApp/>
    </Provider>
  )
}

最佳答案

似乎我需要像这样包装 reducerstore 并将 ServerProps 传递到默认状态。

let getDefaultState = (serverProps) => {
  return {
    'appName': serverProps.appName 
  }
}

let getReducer = (serverProps) => {
  let defaultState = getDefaultState(serverProps)
  return (state = defaultState, action) => {

  }
}

let getStore = (serverProps) => {
  let reducer = getReducer(serverProps)
  return store = createStore(reducer)
}

let ConnectedApp = connect(
  mapStateToProps,
  mapDispatchToProps
)(App)

let ProvidedApp = (serverProps) => {
  return (
    <Provider store={getStore(serverProps)}>
      <ConnectedApp/>
    </Provider>
  )
}

这太丑了:/

关于javascript - 从 redux 中访问服务器 Prop ?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36453050/

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