changeValueInObject.js

const changeValueInObject = (object, key, value) => {
	if (key.indexOf('.') !== -1) {
		const keyParts = key.split('.');
		const firstPartOfKey = keyParts.shift();
		return {
			...object,
			[firstPartOfKey]: {
				...(object[firstPartOfKey] ?? {}),
					 ...changeValueInObject((object[firstPartOfKey] ?? {}), keyParts.join('.'), value),
			},
		};
	}

	return {
		...object,
		[key]: value,
	};
}

export default changeValueInObject;