contiago-toolbar/app/containers/App/reducer.js

One of the options for outputting content from contiago xml-server

import { fromJS } from 'immutable';

import {
    LOAD_TOOLBAR_OUTPUT_CONFIG,
    LOAD_TOOLBAR_OUTPUT_CONFIG_ERROR,
    LOAD_TOOLBAR_OUTPUT_CONFIG_SUCCESS,
    SET_TOOLBAR_POSITION,
    GET_RANDOM_ARTICLES,
    GET_RANDOM_ARTICLES_ERROR,
    GET_RANDOM_ARTICLES_SUCCESS,
} from './constants';

const initialState = fromJS({
  toolbarConfig: {},
  outputAccessToken: null,
  loading: false,
  error: false,
  toolbarPosition: {},
  randomArticles: [],
});

function appReducer(state = initialState, action) {
  switch (action.type) {
    case LOAD_TOOLBAR_OUTPUT_CONFIG:
    case GET_RANDOM_ARTICLES:
      return state.set('loading', true)
          .set('error', false);
    case LOAD_TOOLBAR_OUTPUT_CONFIG_SUCCESS:
      return state.set('loading', false)
              .set('toolbarConfig', action.payload);
    case LOAD_TOOLBAR_OUTPUT_CONFIG_ERROR:
    case GET_RANDOM_ARTICLES_ERROR:
      return state.set('loading', false)
              .set('error', action.payload);
    case GET_RANDOM_ARTICLES_SUCCESS:
      return state.set('loading', false)
        .set('randomArticles', action.payload);
    case SET_TOOLBAR_POSITION:
      return state.set('toolbarPosition', action.payload);
    default:
      return state;
  }
}

export default appReducer;