added update functionality (fixes #7)

app.js

@@ -22,16 +22,21 @@ app.use(bodyParser.urlencoded({ extended: false }));
 app.use(express.static(path.join(__dirname, 'public')));
 
 var nodes = [],
-    nodeStatus = [];
+    nodeStatus = [],
+    nodeInterval;
 
 for(i in config) {
-    var node = new Node(config[i], i);
-    console.log(node);
-    node.update();
-    nodes[i] = node;
-    nodeStatus[i] = node.info;
+    nodes[i] = new Node(config[i], i);
+    console.log(nodes[i]);
+    nodeStatus[i] = nodes[i].update();
 }
 
+nodeInterval = setInterval(function(){
+    for(i in nodes){
+        app.io.broadcast('update', nodes[i].update());
+    }
+}, 10000);
+
 app.get('/', function(req, res) {
   res.render('index', { title: 'Ethereum Network Status' });
 });

models/node.js

@@ -6,7 +6,7 @@ var Node = function Node(options, id)
 {
 	this.info = options;
 	this.info.geo = geoip.lookup(this.info.rpcHost);
-	this.info.id = id;
+	this.info.id = parseInt(id);
 	this.info.stats = {
 		active: false,
 		peers: 0,

public/js/controllers.js

@@ -14,7 +14,7 @@ function StatsCtrl($scope, socket, _) {
 	});
 
 	socket.on('update', function(data){
-		$scope.nodes[data.node.id] = data.node;
+		$scope.nodes[data.id] = data;
 
 		updateStats();
 	});

public/js/filters.js

@@ -3,6 +3,22 @@
 /* Filters */
 
 angular.module('netStatsApp.filters', [])
+.filter('nodesActiveClass', function() {
+	return function(active, total) {
+		var ratio = active/total;
+
+		if(ratio >= 0.9)
+			return 'text-success';
+
+		if(ratio >= 0.75)
+			return 'text-info';
+
+		if(ratio >= 0.5)
+			return 'text-warning';
+
+		return 'text-danger';
+	};
+})
 .filter('mainClass', function() {
   return function(node, bestBlock) {
   	if( ! node.active)
@@ -12,25 +28,25 @@ angular.module('netStatsApp.filters', [])
   		return 'text-danger';
 
     return (node.peers <= 1 ? 'text-danger' : (node.peers > 1 && node.peers < 4 ? 'text-warning' : 'text-success'));
-  }
+  };
 })
 .filter('peerClass', function() {
   return function(peers) {
     return (peers <= 1 ? 'text-danger' : (peers > 1 && peers < 4 ? 'text-warning' : 'text-success'));
-  }
+  };
 })
 .filter('miningClass', function() {
   return function(mining) {
     return (! mining ? 'text-danger' : '');
-  }
+  };
 })
 .filter('miningIconClass', function() {
   return function(mining) {
     return (! mining ? 'icon-cancel' : 'icon-check');
-  }
+  };
 })
 .filter('blockClass', function() {
   return function(current, best) {
     return (best - current <= 1 ? '' : (best - current > 1 && best - current < 4 ? 'text-warning' : 'text-danger'));
-  }
+  };
 });

views/index.jade

@@ -11,7 +11,7 @@ block content
         div.clearfix
 
         div.col-xs-6.stat-holder
-          div.row.big-info.nodesactive.text-success
+          div.row.big-info.nodesactive(class="{{ nodesActive | nodesActiveClass : nodesTotal }}")
             div.pull-left.icon-full-width
               i.icon-bulb
             div.pull-left