reOrganizeQuotes from { quote: author} to { author: [quote] }

reOrganizeQuotes.js

function reOrganizeQuotes(quotes) {
	// from { quote: author}
	// to { author: [quote] }

	const newObj = {}

	Object.entries(quotes).forEach(([key, value]) => {
		newObj[value] === undefined ?
			newObj[value] = [key] :
			newObj[value].push(key)
	});

	newObj.numberOfQuotes = Object.keys(newObj).reduce((acc, key) => {
		return acc + newObj[key].length
	}, 0)
	newObj.numberOfauthors = Object.keys(newObj).length
}