'use strict';
import Immutable from 'immutable';
import { INIT_LAYOUT, RESIZE, INIT_API_ROOT } from '../actions/global';

function global (state = {
   title: '',
   copyright: '',
   sections: [],
   actions: {},
   plugins: {},
   clientHeight: 768,
   clientWidth: 1024,
   apiRoot: '',
}, action) {
   const payload = action.payload;
   switch (action.type) {
      case RESIZE:
         return Immutable.fromJS(state).merge({
            clientHeight: payload.clientHeight,
            clientWidth: payload.clientWidth
         }).toJS();
      case INIT_LAYOUT:
         return Immutable.fromJS(state).merge({
            title: payload.title,
            copyright: payload.copyright,
            sections: payload.sections,
            actions: payload.actions,
            plugins: payload.plugins,
         }).toJS();
      case INIT_API_ROOT:
         return Immutable.fromJS(state).merge({
            apiRoot: payload.apiRoot,
         }).toJS();
      default:
         return state;
   }
}

export default global;