$(document).ready(function () {
  $("#search_location").change(function (event) {
    search();
  });
  $("#search_cuisine").change(function (event) {
    search();
  });

  $("#search_words").change(function () {
    search();
  });

  $("#search").submit(function () {
    return search();
  });
});

function search() {
  var form = $("#search");
  var url = form.attr("action");
  if (url.endsWith("/")) {
    url = url.substring(0, url.length - 1);
  }

  var location = $("#search_location").val();
  var cuisine = $("#search_cuisine").val();
  var words = $("#search_words").val();

  location = location == null ? "" : location.replace(/ /g, "-");
  cuisine = cuisine == null ? "" : cuisine.replace(/ /g, "-");
  words = words == null ? "" : words.replace(/ /g, "-");

  if (location != "") {
    url += "/ubicacion/" + location;
  } else if (cuisine != "") {
    url += "/cocina/" + cuisine;
  } else if (words != "") {
    url += "/buscador?palabra-clave=" + words;
  }

  window.location.href = url;
  return false;
}