49 lines
1.3 KiB
JavaScript
49 lines
1.3 KiB
JavaScript
/* @flow */
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import { SET_CONFIG } from '../config';
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import { MiddlewareRegistry } from '../redux';
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declare var APP: Object;
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/**
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* The redux middleware of the feature base/i18n.
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*
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* @param {Store} store - The redux store.
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* @returns {Function}
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* @private
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*/
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MiddlewareRegistry.register(store => next => action => {
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switch (action.type) {
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case SET_CONFIG:
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return _setConfig(store, next, action);
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}
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return next(action);
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});
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/**
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* Notifies the feature base/i18n that the action SET_CONFIG is being dispatched
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* within a specific redux store.
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*
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* @param {Store} store - The redux store in which the specified action is being
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* dispatched.
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* @param {Dispatch} next - The redux dispatch function to dispatch the
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* specified action to the specified store.
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* @param {Action} action - The redux action SET_CONFIG which is being
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* dispatched in the specified store.
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* @private
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* @returns {Object} The new state that is the result of the reduction of the
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* specified action.
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*/
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function _setConfig({ getState }, next, action) {
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const oldValue = getState()['features/base/config'];
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const result = next(action);
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const newValue = getState()['features/base/config'];
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if (oldValue !== newValue && typeof APP === 'object') {
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APP.translation.init();
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}
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return result;
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}
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