actions.js

export function changeUser(user) {
  const personId = user.person_id
  return (dispatch, getState) => {
    dispatch({ type: CHANGE_USER, payload: { personId } })
    const peopleEndpoint = PEOPLE_ENDPOINT(personId).clone()
    return secureFetch(peopleEndpoint, {
      method: 'PATCH',
      body: JSON.stringify(user)
    }).then(
      res => dispatch(changedUser(user)), // I think i need to combine this user with getState().user 
      error => dispatch(changeUserError(error, personId))
    )
  }
}