Login page module index.js example code

index.js

import { injectReducer } from 'common/reducers'
import * as Routes from 'constants/Routes'
import { toggleLoader } from 'common/actions/loader'

export default (store) => ({
  path: Routes.LOGIN,
  getComponent: async function (nextState, cb) {
    store.dispatch(toggleLoader(true))
    const [module, reducer] = await Promise.all([
      import('./containers/LoginContainer'),
      import('./reducers')
    ])

    injectReducer(store, { key: 'login', reducer: reducer.default })
    store.dispatch(toggleLoader(false))
    cb(null, module.default)
  }
})