Snippet to get live data from ESC DR Battle

dr-battle-snippet.js

(function (global, doc) {

	// expose a function to recieve data via JSONP
	global.getBattle = function getBattle (data) {
		// calculate ranks of songs. ("questions" are songs)
		var rankedData = rankData(data.reply.battle.questions);
		// make the data more readable...
		var sanetizedData = sanetizeData(rankedData);
		
		// do stuff with sanetizedData here...
	
	};
	
	// get data via JSONP
	var url = "http://dr-battle-api.azurewebsites.net/drbattle_api/battle/getbattle?battleId=17&callback=getBattle";
	var script = document.createElement("script");
	script.src = url;
	document.body.appendChild(script);
	
	function rankData (questions) {
		// positions to points translation
		var values = {
			"1st": 12,
			"2nd": 10,
			"3rd": 8,
			"4th - 5th": 0,
			"6th -10th": 0,
			"-": 0
		};
		// calculate points for each song
		questions.forEach(function (question) {
			question.points = question.options.map(function (a) {
				return values[a.shortValue] * a.votes;
			}).reduce(function (a, b) {
				return a + b;
			}, 0);
		});
		// sort songs by points
		questions.sort(function (a, b) {
			return b.points - a.points;
		});
		return questions;
	}
	
	function sanetizeData (questions) {
		return questions.map(function (question) {
			return {
				title: question.text,
				country: question.asset1,
				points: question.points
			};
		});
	}
	
} (this, document));