create_app_store.js

const { createStore, combineReducers, applyMiddleware, compose } = require('redux');
const reducers = require('app/reducers');
const thunkMiddleware = require('redux-thunk');
const simpleDispatchThunkMiddleware = require('app/redux/simple_dispatch_thunk_middleware');
const { batchedUpdates } = require('redux-batched-updates');
const simpleDispatch = require('app/redux/simple_dispatch');

const finalCreateStore = compose(
  applyMiddleware(thunkMiddleware),
  simpleDispatch,
  batchedUpdates,
  createStore
);

module.exports = function createAppStore(initialState = {}) {
  return finalCreateStore(combineReducers(reducers), initialState);
};

simple_dispatch.js

module.exports = function simpleDispatch(next) {
  return (...args) => {
    const store = next(...args);
    console.log('applying simpledispatch');

    function simpleDispatch(type, payload) {
      console.log('simpleDispatch', type, payload);
      if (typeof type === 'string') {
        console.log('creating action');
        store.dispatch({ type, payload });
      } else {
        console.log('dispatching as is');
        store.dispatch(type);
      }
    }

    return { ...store, dispatch: simpleDispatch };
  };
};