Activity Create Backbone View

activity_create_view.js

var ActivityCreateView = Backbone.View.extend({
    el: '#new_activity',
    initialize: function(){
        _.bindAll(this, 'newAct', 'render', 'changeType', 'includeLocation', 'sendMessage');

        this.trimForServer = App.helper.trimForServer;

        var streamName = this.$el.find('#streamName').val();
        var verb = this.trimForServer(this.$el.find('#verb-show'));
        var objectType = this.trimForServer(this.$el.find('#object-show'));

        this.newAct(streamName, verb, objectType);
        this.render();
    },
    events: {
        "click .type-select" : "changeType",
        "click #includeLocation" : "includeLocation",
        "click #send-message" : "sendMessage"
    },
    newAct : function(streamName, verb, objectType) {
        this.streamName = streamName;
        this.model = new Activity({
            object: {content: '', objectType: objectType, title: '', url: ''},
            verb: verb,
            streams: [streamName]
        });
    },
    render: function(){
      var actData = this.model.toJSON();
      this.$el.find("#specific-activity-input").html(jade.templates[actData.object.objectType]());

      return this; // for chainable calls, like .render().el
    },
    changeType : function(event) {
        console.log(event);
        var itemName = $(event.target).data("type-show");
        if (itemName) {
            $("#" + itemName)[0].innerHTML = event.target.text + "  ";
            var val = this.trimForServer(event.target.text);
            if (itemName == "verb-show") {
                this.model.set('verb', val);
            } else {
                var obj = this.model.get('object');
                obj.objectType = val;
                this.model.set('object', obj);
            }
        }
        this.render();
    },
    includeLocation : function(event) {
        if (navigator.geolocation) {
            navigator.geolocation.getCurrentPosition(App.helper.getLocation);
        } else {
            alert("Geo Location is not supported on your device");
        }
    },
    sendMessage : function() {
        console.log("In send message");

        var obj = this.model.get('object');
        obj.content = $("#msg").val();
        obj.url = $('#url').val();
        obj.title = $('#title').val();
        obj.objectType = this.trimForServer($('#object-show'));
        this.model.set('object', obj);

        var streamName = $('#streamName').val();
        this.model.set('streams', [streamName]);

        var verb = this.trimForServer($('#verb-show'));
        this.model.set('verb', verb);

        if (this.model.isValid()) {
            if (this.model.save()) {
                this.newAct(streamName, verb, obj.objectType);
                this.render();
            }
        }

    }

});