subscriptions

subscriptions: {
  setup({ dispatch, history }) {
    history.listen(location => {
      if (location.pathname !== '/user') return
      dispatch({
        type: 'asyncUser', // effects
        payload: location.query
      })
    })
  },
},
subscriptions: {
  setup({ dispatch, history }) {
    history.listen(location => {
      dispatch({
        type: 'updateActiveIndex', // reducers
        payload: location.pathname
      })
    })
  },
},
subscriptions: {
  setup({ dispatch, history }) {
    history.listen(location => {
      if (location.pathname !== '/resource') return
      // 多个 dispatch effects
      dispatch({ type: 'asyncProducts' })
      dispatch({ type: 'asyncList' })
    })
  },
},
}