redux mobx 对比 demo

import React from "react"
import ReactDOM from "react-dom"
import { makeAutoObservable } from "mobx"
import { observer } from "mobx-react"

// Model the application state.
class Timer {
    secondsPassed = 0

    constructor() {
        makeAutoObservable(this)
    }

    increase() {
        this.secondsPassed += 1
    }

    reset() {
        this.secondsPassed = 0
    }
}

const myTimer = new Timer()

// Build a "user interface" that uses the observable state.
const TimerView = observer(({ timer }) => (
    <button onClick={() => timer.reset()}>Seconds passed: {timer.secondsPassed}</button>
))

ReactDOM.render(<TimerView timer={myTimer} />, document.body)

// Update the 'Seconds passed: X' text every second.
setInterval(() => {
    myTimer.increase()
}, 1000)

// src/flux/Company/action.js
…
export function fetchContacts(){
  return dispatch => {
    dispatch({
      type: 'FREQUEST_COMPANY_INFO',
      payload: {}
    })
  }
}
…

// src/flux/Company/reducer.js
const initialState = {};
function reducer (state = initialState, action) {
  switch (action.type) {
    case 'FREQUEST_COMPANY_INFO': {
      return {
        ...state,
        contacts: action.payload.data.data || action.payload.data,
        loading: false
      }
    }
    default:
      return state;
  }
}// src/containers/Company.js
…
class CompanyContainer extends Component {
  componentDidMount () {
    this.props.loadData({});
  }
  render () {
    return <Company
      infos={this.props.infos}
      loading={this.props.loading}
    />
  }
}
…

// function for injecting state into props
const mapStateToProps = (state) => {
  return {
    infos: state.companyStore.infos,
    loading: state.companyStore.loading
  }
}

const mapDispatchToProps = dispatch => {
  return bindActionCreators({
      loadData: loadData
  }, dispatch);
}

// injecting both state and actions into props
export default connect(mapStateToProps, { loadData })(CompanyContainer);