class App.Models.RevertingModel extends Backbone.Model
    mark: ->
        @_revertAttributes = _.clone @attributes

    revert: ->
        @set(@_revertAttributes) if @_revertAttributes

    sync: (method, model, options) ->
        success = options.success

        options.success = (resp, status, xhr) =>
            success(resp, status, xhr) if success
            @mark()

        Backbone.sync(method, model, options)