A Backbone.js view

gistfile1.js

var GoalView = (function(){
    var my = {};
    my.GoalCategory = Backbone.View.extend({

        render: function(category) {
            var data = this.model;
            data['goals'] = this.collection.filter(function(model) {
                return model.attributes['category'] == data.category;
            });
            var template = _.template($('#goalCategoryTpl').text(), data);
            this.$el.html(template);
        },

        events: {
            'keypress .new-goal': 'newGoal'
        },

        // associated functions
        newGoal: function(event) {
            if (event.which === 13) {
                var newGoal = new GoalModel({
                    category: this.model.category,
                    goalText: $('.new-goal').val(),
                    userID: App.userID,
                });
                var self = this;
                newGoal.save(null, {
                    success: function() {
                        self.collection.add(newGoal);
                        self.render();

                    },
                    error: function() {
                        console.log("Failed to save");
                    }
                });
            }
        }
    });

    return my;
}());