Parse Kovalo API data

api_parser.js

/**
 * Retrieves data from Kovalo API and changes id references to object references.
 */
$.get("http://kovalo-grape.herokuapp.com/deals/near?latitude=60&longitude=24&radius=60", function(res) {
  var check_key, data_root_obj, iterator, key, model_name, non_data_root_child;
  
  // set the location/name of root object where the data will be stored:
  data_root_obj = window.Data = {};
  
  // helper(s)
  check_key = function(key, key_ending) {
    var model_name_length;
    if ((model_name_length = key.search(RegExp("_" + key_ending + "$"))) !== -1) {
      return key.slice(0, model_name_length);
    }
    return false;
  };
  
  // add root data elements to main data object
  for (key in res) {
    var child = res[key]
    if (model_name = check_key(key, "data")) {
      data_root_obj[model_name] = child;
    }
    else if (typeof child is 'object' && child != null) {
      data_root_obj[key] = child;
    }
  }
  
  // iterator that goes through data and changes id's to object references
  iterator = function(obj) {
    var arr, child, i;
    for (key in obj) {
      child = obj[key];
      if (model_name = check_key(key, "id")) {
        obj[model_name] = res[model_name + "_data"][child];
        delete obj[key];
      } else if (model_name = check_key(key, "ids")) {
        arr = obj[model_name + "s"] = [];
        for (var i=0; i<child.length; i++) {
          arr.push(res[model_name+'_data'][child[i]]);
        }
        delete obj[key];
      } else {
        if (typeof child === "object") {
          iterator(child);
        }
      }
    }
  };
  iterator(data_root_obj);

  // all done, show results:
  console.log('data parsed:', data_root_obj);
});