number-munchers/reducers/board/scorebar.reducer.js

const Immutable = require('immutable');

import * as ScorebarActions from '../../actions/board/scorebar.actions';
import ScorebarCtrl from '../../controllers/scorebar.controller.js';

const initial = {
    current: ScorebarCtrl.getCurrentScore(),
    high: ScorebarCtrl.getHighScore(),
    lives: ScorebarCtrl.getLives()
};

const reducer = (state = initial, action) => {
    if (action.type !== ScorebarActions.SCOREBAR_ACTION) {
        return state;
    }

    return Immutable.Map(state)
        .set('current', ScorebarCtrl.getCurrentScore())
        .set('high', ScorebarCtrl.getHighScore())
        .set('lives', ScorebarCtrl.getLives())
        .toObject();
};

export default reducer;