bookbrainz/bookbrainz-site

import {
    Action,
    UPDATE_AUTHOR_CREDIT
} from './actions';
import Immutable from 'immutable';


function reducer(
    state = Immutable.Map({
        authorCount: 0,
        id: null,
        names: []
    }),
    action: Action
) {
    const {type, payload} = action;

    switch (type) {
        // This action is used for the merging page, where users select an existing author credit
        // rather than use the authorCreditEditor reducer which has a different structure
        case UPDATE_AUTHOR_CREDIT:
            return Immutable.fromJS(payload);
        // no default
    }
    return state;
}

export default reducer;