[auth] moved logic for auths collections into AuthsCollection

src/main/javascript/view/Oauth2Model.js

@@ -0,0 +1,31 @@
+'use strict';
+
+SwaggerUi.Models.Oauth2Model = Backbone.Model.extend({
+    defaults: {
+        scopes: {}
+    },
+
+    initialize: function () {
+        this.on('change', this.validate);
+    },
+
+    setScopes: function (name, val) {
+        var auth = _.extend({}, this.attributes);
+        var index = _.findIndex(auth.scopes, function(o) {
+            return o.scope === name;
+        });
+        auth.scopes[index].checked = val;
+
+        this.set(auth);
+    },
+
+    validate: function () {
+        var valid =  _.findIndex(this.get('scopes'), function (o) {
+           return o.checked === true;
+        }) > -1;
+
+        this.set('valid', valid);
+
+        return valid;
+    }
+});