import { Map } from 'immutable';

import { AUCTIONS_UPDATED, UPDATE_AUCTIONS } from '../constants/actionTypes.js';

export const auctions = (state = new Map(), action) => {
    switch (action.type) {
        case AUCTIONS_UPDATED:
            return state.merge(
                action.payload.toMap().mapEntries((entry) => {
                    const [, item] = entry;
                    return [`${item.id}`, item];
                }),
            );
        case UPDATE_AUCTIONS:
        default:
            return state;
    }
};