Files
penpot/frontend/src/app/worker/impl.cljs
2021-01-27 21:52:55 +01:00

50 lines
1.3 KiB
Clojure

;; This Source Code Form is subject to the terms of the Mozilla Public
;; License, v. 2.0. If a copy of the MPL was not distributed with this
;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
;;
;; Copyright (c) 2016 Andrey Antukh <niwi@niwi.nz>
(ns app.worker.impl
(:require
[okulary.core :as l]
[app.util.transit :as t]
[app.common.pages.changes :as ch]))
(enable-console-print!)
(defonce state (l/atom {:pages-index {}}))
;; --- Handler
(defmulti handler :cmd)
(defmethod handler :default
[message]
(println "Unexpected message:" message))
(defmethod handler :echo
[message]
message)
(defmethod handler :initialize-indices
[{:keys [data] :as message}]
(reset! state data)
(handler (-> message
(assoc :cmd :selection/initialize-index)))
(handler (-> message
(assoc :cmd :snaps/initialize-index))))
(defmethod handler :update-page-indices
[{:keys [page-id changes] :as message}]
(swap! state ch/process-changes changes false)
(let [objects (get-in @state [:pages-index page-id :objects])
message (assoc message :objects objects)]
(handler (-> message
(assoc :cmd :selection/update-index)))
(handler (-> message
(assoc :cmd :snaps/update-index)))))