@digifi-los/reactapp/adminclient/src/util/traverse.js

react based admin.

export const traverse = function (paths, data) {
	let keys = Object.keys(paths);
	if (!keys.length) return paths;
	return keys.reduce((result, key) => {
		if (typeof paths[key] === 'string') result[key] = data[paths[key]];
		else if (Array.isArray(paths[key])) {
			let _path = Object.assign([], paths[key]);
			let value = data;
			while (_path.length && value && typeof value === 'object') {
				let prop = _path.shift();
				value = value[prop];
			}
			result[key] = (_path.length) ? undefined : value;
		}
		else throw new TypeError('asyncprop paths must be a string or an array of strings or numeric indexes');
		return result;
	}, {});
};


/**
 * custom object sort by field
 * @example
 * 			req.controllerData.searchdocuments = searchdocuments.sort(CoreUtilities.sortObject('desc', 'createdat'));
 * @param  {string} dir   either asc or desc
 * @param  {string} field object property to seach
 * @return {function}  object sort compare function
 */
export const sortObject = function (dir, field) {
	var comparefunction;
	if (dir === 'desc') {
		comparefunction = function (a, b) {
			if (a[field] < b[field]) {
				return 1;
			}
			if (a[field] > b[field]) {
				return -1;
			}
			return 0;
		};
	}
	else {
		comparefunction = function (a, b) {
			if (a[field] < b[field]) {
				return -1;
			}
			if (a[field] > b[field]) {
				return 1;
			}
			return 0;
		};
	}

	return comparefunction;
};