import { STARRED_MESSAGES } from '../actions/actionsTypes'; const initialState = { messages: [] }; export default function server(state = initialState, action) { switch (action.type) { case STARRED_MESSAGES.MESSAGE_RECEIVED: return { ...state, messages: [...state.messages, action.message] }; case STARRED_MESSAGES.MESSAGE_UNSTARRED: return { ...state, messages: state.messages.filter(message => message._id !== action.messageId) }; case STARRED_MESSAGES.CLOSE: return initialState; default: return state; } }