function dynamicSort(property) {
var sortOrder = 1;
if(property[0] === "-") {
sortOrder = -1;
property = property.substr(1);
}
return function (a,b) {
var result = (a[property]*1 < b[property]*1) ? -1 : (a[property]*1 > b[property]*1) ? 1 : 0;
return result * sortOrder;
}
}
rooms = [];
document.querySelectorAll(".search-results .main-offer-link").forEach(function(e,f){
elem = {}
elem.hotelId = e.parentNode.parentNode.parentNode.getAttribute("data-hotel-id")
elem.price = (e.querySelector(".price span").innerText.replace(" PLN",""))
elem.href = e.href
if(e.querySelector(".food")) elem.food = e.querySelector(".food").innerText
else elem.food = ""
rooms.push(elem);
})

rooms.sort(dynamicSort("price"));
elements = document.createDocumentFragment();
rooms.forEach(function(e,f){
DOM = document.querySelector("[data-hotel-id='" + e.hotelId + "']");
elements.appendChild(DOM.cloneNode(true))
//DOM.style.order = f
//DOM.style.flexDirection = "column"
})
document.querySelector(".search-results div").innerHTML = null;
document.querySelector(".search-results div").appendChild(elements);