createSinglePipeRequestFn.js

createSinglePipeRequestFn.js

//===========================================
// API

app.api._createSinglePipeRequestFn = function(options) {
  /*
    options should have...
    type: 'GET' // or 'POST'
    url: '/blahblah/'
  */
  return (function() {

    var current = null; // store request cache

    return function(data) {
      var d = $.Deferred();
      if(current) {
        current.abort();
      }
      var o = {
        type: options.type,
        url: options.url
      };
      if(data) {
        o.data = data;
      }
      current = $.ajax(o);
      current.then(function(res) {
        current = null;
        d.resolve(res);
      }, function(xhr, textStatus, errorThrown) {
        current = null;
        d.reject({
          aborted: textStatus === 'abort'
        });
      });
      var ret = d.promise();
      ret.abort = $.proxy(current.abort, current);
      return ret;
    };

  }());
};

app.api.execSearch = app.api._createSinglePipeRequestFn({
  type: 'POST',
  url: app.config.path_api_search
});