Start the refactor

lib/protocol/api/ticker.js

@@ -0,0 +1,33 @@
+'use strict';
+
+require('date-utils');
+var winston = require('winston');
+var logger = new (winston.Logger)({transports:[new (winston.transports.Console)()]});
+
+var _tickerExchange;
+var _api;
+var _rates = {};
+
+var _pollRate = function(currency) {
+  logger.info('polling for rate...');
+  _tickerExchange.ticker(currency, function(err, rate) {
+    if (err) return;
+    logger.info('Rate update:', rate);
+    _rates[currency] = {rate: rate, timestamp: new Date()};
+  });
+};
+
+exports.init = function(config, api, tickerExchange) {
+  _api = api;
+  _tickerExchange = tickerExchange;
+
+  _pollRate(config.settings.currency);
+  setInterval(function () {
+    _pollRate(config.settings.currency);
+  }, 60 * 1000);
+};
+
+exports.rate = function(currency) {
+  if (!_rates[currency]) return null;
+  return _rates[currency];
+};