export const createStore = (rootReducer) => {
  let state;
  const listeners = [];

  const getState = () => state;

  const dispatch = (action) => {
    state = rootReducer(state, action);
    listeners.forEach((listener) => listener(state));
  };

  const subscribe = (listener) => listeners.push(listener);

  dispatch({});

  return {
    getState,
    dispatch,
    subscribe,
  };
};