IQVOC.labelResolver = (function($) {

"use strict";

return function(context) {
	$("a.unlabeled", context).each(processNode);
};

function retrieveLabel(conceptURL, el, callback) {
  var datasets = $("body").data("datasets");
  var proxy = $("body").data("remote-label-path");
	var matchedDatasets = Object.keys(datasets).filter(function(datasetURL) {
		return conceptURL.indexOf(datasetURL, 0) === 0;
	});

	if (matchedDatasets.length === 0) {
		return false;
	}

	$.get(proxy, { concept_url: conceptURL }, function(data, status, xhr) {
		el.text(data.label);
		el.removeClass("unlabeled");
	});
}

function processNode(i, node) {
	var el = $(node);
	var uri = el.attr("href");
	retrieveLabel(uri, el);
}

}(jQuery));