aggregation and backbone way

app.js

@@ -62,6 +62,7 @@ app.put('/1/user/:nickname', api.update);
 app.delete('/1/user/:nickname', api.delete);
 
 app.get('/1/user/age/:age', api.readByAge);
+app.get('/1/user/age/:from/:to', api.readByAgeRange);
 
 // Profile
 app.post('/1/user/:nickname/:type', api.upload);

public/index.js

@@ -7,7 +7,10 @@ var app = app || {};
 * MODELS
 **/
 app.Users = Backbone.Model.extend({
-  url: '/1/user',
+  url: function() {
+    return '/1/user/age' + this.filter;
+  },
+  filter: '/30/39',
   defaults: {
     errors: [],
     errfor: {},
@@ -22,6 +25,7 @@ app.ListView = Backbone.View.extend({
 	el: '#userList',
   template: _.template( $('#tmpl-user-list').html() ),
   events: {
+    'click #btn-filter': 'click'
   },
   initialize: function() {
     this.model = new app.Users();
@@ -32,6 +36,10 @@ app.ListView = Backbone.View.extend({
   render: function() {
     this.$el.html(this.template( this.model.attributes ));
   },
+  click: function() {
+    this.model.filter = '/40/49';
+    this.model.fetch();
+  }
 });
 
 /**

routes/api.js

@@ -30,9 +30,36 @@ exports.readByAge = function(req, res){
 	var model = req.app.db.model;
 	var age = req.params.age;
 
-	var vcard = model.find({ Age: age }, function(err, vcard) {
+	//var vcard = model.find({ Age: age }, function(err, vcard) {
+	//	res.send({
+	//		users: vcard
+	//	});
+	//	res.end();
+	//});
+
+	model.aggregate([
+	  { $match: { Age: parseInt(age) } }
+	])
+	.exec(function(err, users) {
 		res.send({
-			users: vcard
+			users: users
+		});
+		res.end();
+	});
+};
+
+exports.readByAgeRange = function(req, res){
+	var model = req.app.db.model;
+	var from = parseInt(req.params.from);
+	var to = parseInt(req.params.to);
+
+	model.aggregate([
+	  { $match: { Age: {$gte: from} } },
+	  { $match: { Age: {$lte: to} } }
+	])
+	.exec(function(err, users) {
+		res.send({
+			users: users
 		});
 		res.end();
 	});

views/index.jade

@@ -5,10 +5,11 @@ block content
   div#userList
 
   script(type='text/template', id='tmpl-user-list')
+    button.btn.btn-primary#btn-filter 40-49
     h3 User List
     ul
       <% _.each(users, function(user) { %>
-      li <%= user.Name %>
+      li <%= user.Name %> (Age: <%= user.Age %>)
       <% }); %>
 
   script(src='jquery/dist/jquery.min.js', type='text/javascript')

views/layout.jade

@@ -2,6 +2,7 @@ doctype html
 html
   head
     title= title
+    link(rel='stylesheet', href='/stylesheets/bootstrap.min.css')
     link(rel='stylesheet', href='/stylesheets/style.css')
   body
     block content