Initial commit

app/scripts/views/passengers.js

@@ -0,0 +1,28 @@
+define([
+  'backbone',
+  'backbone-mediator'
+], function (Backbone) {
+  var PassengersInput = Backbone.View.extend({
+    el: '.passengersWidget',
+    events: {
+      'change input': 'change',
+      'keyup input': 'change'
+    },
+    initialize: function () {
+      this.value = 1;
+    },
+    change: function (event) {
+      var val = this.$el.find('input').val();
+      if (!val) {
+        val = 1;
+      }
+      val = Number(val);
+      if (val !== this.value) {
+        this.value = val;
+        Backbone.Mediator.publish('passengers:change', this.value);
+      }
+    }
+  });
+
+  return PassengersInput;
+});