receptor/src/reducers/subscribe.js
2017-09-08 17:27:00 +09:00

21 lines
604 B
JavaScript

import { SUBSCRIBE, UNSUBSCRIBE } from '../actions/subscribe';
import { RESOURCES_REMOVED } from '../actions/resources';
export default function subscribe(state = [], action) {
switch (action.type) {
case SUBSCRIBE: {
const { ids, serial } = action;
return [ ...state, ...ids.map(id => ({ serial, id })) ];
}
case UNSUBSCRIBE: {
const { ids } = action;
return state.filter(sub => ids.indexOf(sub.id) === -1);
}
case RESOURCES_REMOVED: {
const { ids } = action;
return state.filter(sub => ids.indexOf(sub.id) === -1);
}
}
return state;
}