hardened weather module

modules/weather.js

@@ -64,22 +64,29 @@ function degToDirection(deg) {
     return dir;
 }
 
-//fetchCurrent(CITYID, console.log);
-//fetchForecast(CITYID, 3, console.log);
-
 module.exports = function (io) {
     var context = {};
-    var update = function () {
+    var update = function (firstUpdateCb) {
+        var then = function () {
+            if (context.current && context.forecast) {
+                firstUpdateCb();
+            }
+        };
         fetchCurrent(CITYID, function (current) {
             context.current = current;
+            then();
         });
         fetchForecast(CITYID, 6, function (forecast) {
             context.forecast = forecast;
+            then();
         });
     };
-    update();
-    setInterval(update, 10*60*1000);
-    io.on('connect', function (sock) {
-        sock.emit('weather', Mustache.render(TEMPLATE, context));
+    update(function () {
+        var pushToClients = function (sock) {
+            sock.emit('weather', Mustache.render(TEMPLATE, context));
+        };
+        io.on('connect', pushToClients);
+        pushToClients(io);
     });
+    setInterval(update, 10*60*1000);
 }