mezquite/app/parse-referenced-prop/get-reducer.js

library to manage maps between objects

module.exports = (params) => {
    const { parse, mezquite, refKey, refHereKey, object, source } = params;
    return (previous, [ key, value ]) => {
        if (!value) return previous;

        const isRefKey = typeof value[refKey] !== 'undefined';
        if (isRefKey) previous[key] = mezquite.get(source, value[refKey]);

        const isRefHereKey = typeof value[refHereKey] !== 'undefined';
        if (isRefHereKey) previous[key] = mezquite.get(object, value[refHereKey]);

        if (!previous[key]) return previous;

        if (typeof previous[key][refKey] !== 'undefined') previous[key] = mezquite.get(source, previous[key][refKey]);

        if (typeof previous[key][refHereKey] !== 'undefined') previous[key] = mezquite.get(object, previous[key][refHereKey]);

        const isPropParseable = typeof previous[key] === 'object' &&
        Object.keys(previous[key]).length;

        if (isPropParseable) previous[key] = parse(previous[key], source);

        return previous;
    };
};