60 lines
1.5 KiB
JavaScript
60 lines
1.5 KiB
JavaScript
import { ReducerRegistry } from '../base/redux';
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import {
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HIDE_NOTIFICATION,
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SET_NOTIFICATIONS_ENABLED,
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SHOW_NOTIFICATION
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} from './actionTypes';
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/**
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* The initial state of the feature notifications.
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*
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* @type {array}
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*/
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const DEFAULT_STATE = {
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enabled: true,
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notifications: []
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};
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/**
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* Reduces redux actions which affect the display of notifications.
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*
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* @param {Object} state - The current redux state.
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* @param {Object} action - The redux action to reduce.
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* @returns {Object} The next redux state which is the result of reducing the
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* specified {@code action}.
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*/
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ReducerRegistry.register('features/notifications',
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(state = DEFAULT_STATE, action) => {
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switch (action.type) {
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case HIDE_NOTIFICATION:
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return {
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...state,
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notifications: state.notifications.filter(
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notification => notification.uid !== action.uid)
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};
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case SET_NOTIFICATIONS_ENABLED:
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return {
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...state,
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enabled: action.enabled
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};
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case SHOW_NOTIFICATION:
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return {
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...state,
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notifications: [
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...state.notifications,
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{
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component: action.component,
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props: action.props,
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timeout: action.timeout,
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uid: action.uid
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}
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]
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};
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}
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return state;
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});
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