example scope owner

(defmulti build
          "Component build"
          (fn [cursor owner opts]
            (-> cursor :component :type)))

(defmethod build [:button] [cursor owner opts]
  (reify
    event-bus/IInitEventBus
    (init-event-bus [_]
      {:xform (add-om-id-xform owner)})
    om/IWillMount
    (will-mount [_])
    om/IDidMount
    (did-mount [_])
    om/IWillReceiveProps
    (will-receive-props [_ next-props])
    om/IWillUnmount
    (will-unmount [_])
    om/IWillUpdate
    (will-update [_ next-props next-state])
    om/IDidUpdate
    (did-update [_ prev-props prev-state])
    om/IRenderState
    (render-state [_ state]
      (html/render (if (> (count (:view (:component cursor))) 0)
                     (:view (:component cursor))
                     [:button {:type "button"
                               :class "btn"}
                      "button"])))))

(def app-state (atom {:button {:type [:button]
                               :view [:button {:type     "button"
                                               :class    "btn btn-default mdi-navigation-menu"
                                               :on-click (fn [c]
                                                           (println "owner" owner))}]}}))

(om/root
    (fn [cursor owner]
      (om/build builder/build {:component (:button cursor}))
    app-state
    {:target (. js/document (getElementById "app"))
     ;:chsk-send! chsk-send!
     })