/*eslint-disable */
//thanks http://stackoverflow.com/a/2091331
const componentList = {
  "queryVariables": [
    {
      "name": "room",
      "elements": [
        {
          "elementById": "pex-enquiry-room-form"
        },
        {
          "elementById": "pex-arrange-room-viewing-form"
        }
      ]
    },
    {
      "name": "building",
      "elements": [
        {
          "elementById": "building-form"
        },
        {
          "elementById": "contact-form"
        }
      ]
    },
    {
      "name": "location",
      "elements": [
        {
          "elementById": "building-form"
        },
        {
          "elementById": "contact-form"
        },
        {
          "elementById": "city-results"
        }
      ]
    },
    {
      "name": "roomTypeSearch",
      "elements": [
        {
          "elementById": "building-form"
        }
      ]
    },
    {
      "name": "book",
      "elements": [
        {
          "elementById": "building-form"
        },
        {
          "elementById": "contact-form"
        }
      ]
    },
    {
      "name": "viewing",
      "elements": [
        {
          "elementById": "building-form"
        },
        {
          "elementById": "contact-form"
        }
      ]
    },
    {
      "name": "enquire",
      "elements": [
        {
          "elementById": "building-form"
        },
        {
          "elementById": "contact-form"
        }
      ]
    }
  ]
};

function getQueryVariable (variable) {
  var query = window.location.search.substring(1);
  var vars = query.split('&');
  for (var i = 0; i < vars.length; i++) {
    var pair = vars[i].split('=');
    if (decodeURIComponent(pair[0]) == variable) {
      return decodeURIComponent(pair[1]);
    }
  }
}

var otherAttributes = ["book", "viewing", "enquire"];

for (let queryVariable of componentList.queryVariables) {
  let theQueryVariable =  getQueryVariable(queryVariable.name);
  for (let element of queryVariable.elements) {
    for (let attribute of otherAttributes) {
      if (document.getElementById(element.elementById) && document.getElementById(element.elementById).getAttribute(attribute)) {
        let current = document.getElementById(element.elementById).getAttribute(attribute);
        document.getElementById(element.elementById).setAttribute(attribute, current.replace("<BUILDING>", theQueryVariable));
      }
    }
    if (theQueryVariable && document.getElementById(element.elementById)) document.getElementById(element.elementById).setAttribute(queryVariable.name, theQueryVariable);
  }
}
/*eslint-enable */