verdnatura-chat/app/lib/methods/getRooms.js

export default function(updatedSince) {
	// subscriptions.get: Since RC 0.60.0
	// rooms.get: Since RC 0.62.0
	if (updatedSince) {
		updatedSince = updatedSince.toISOString();
		return Promise.all([this.sdk.get('subscriptions.get', { updatedSince }), this.sdk.get('rooms.get', { updatedSince })]);
	}
	return Promise.all([this.sdk.get('subscriptions.get'), this.sdk.get('rooms.get')]);
}