Reducer organization - taking a step further

jedi-reducer-switch-case-1.js

const actionTypeJediCreateInit = 'jedi-app/jedi-create-init'
const actionTypeJediCreateSuccess = 'jedi-app/jedi-create-success'
const actionTypeJediCreateError = 'jedi-app/jedi-create-error'

const reducerJediInitialState = {
  loading: false,
  // List of our jedi
  data: [],
  error: undefined,
}
const reducerJedi = (state = reducerJediInitialState, action) => {
  switch (action.type) {
    case actionTypeJediCreateInit:
      return {
        ...state,
        loading: true,
      }
    case actionTypeJediCreateSuccess:
      return {
        loading: false,
        data: [...state.data, action.payload],
        error: undefined,
      }
    case actionTypeJediCreateError:
      return {
        ...state,
        loading: false,
        error: action.payload,
      }
    default:
      return state
  }
}