penpot/frontend/src/app/main/data/workspace/notifications.cljs
2024-11-08 10:37:57 +01:00

321 lines
11 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) KALEIDOS INC
(ns app.main.data.workspace.notifications
(:require
[app.common.data :as d]
[app.common.data.macros :as dm]
[app.common.files.changes :as cpc]
[app.common.schema :as sm]
[app.common.uuid :as uuid]
[app.main.data.changes :as dch]
[app.main.data.common :as dc]
[app.main.data.modal :as modal]
[app.main.data.plugins :as dpl]
[app.main.data.websocket :as dws]
[app.main.data.workspace.common :as dwc]
[app.main.data.workspace.edition :as dwe]
[app.main.data.workspace.layout :as dwly]
[app.main.data.workspace.libraries :as dwl]
[app.main.data.workspace.texts :as dwt]
[app.util.globals :refer [global]]
[app.util.mouse :as mse]
[app.util.object :as obj]
[app.util.rxops :as rxs]
[app.util.time :as dt]
[beicon.v2.core :as rx]
[clojure.set :as set]
[potok.v2.core :as ptk]))
;; From app.main.data.workspace we can use directly because it causes a circular dependency
(def reload-file nil)
;; FIXME: this ns should be renamed to something different
(declare process-message)
(declare handle-presence)
(declare handle-pointer-update)
(declare handle-file-change)
(declare handle-file-restore)
(declare handle-library-change)
(declare handle-pointer-send)
(declare handle-export-update)
(defn initialize
[team-id file-id]
(ptk/reify ::initialize
ptk/WatchEvent
(watch [_ state stream]
(let [stopper (rx/filter (ptk/type? ::finalize) stream)
profile-id (:profile-id state)
initmsg [{:type :subscribe-file
:file-id file-id
:version (obj/get global "penpotVersion")}
{:type :subscribe-team
:team-id team-id}]
endmsg {:type :unsubscribe-file
:file-id file-id}
stream (->> (rx/merge
;; Send the subscription message
(->> (rx/from initmsg)
(rx/map dws/send))
;; Subscribe to notifications of the subscription
(->> stream
(rx/filter (ptk/type? ::dws/message))
(rx/map deref)
(rx/filter (fn [{:keys [topic] :as msg}]
(or (= topic uuid/zero)
(= topic profile-id)
(= topic team-id)
(= topic file-id))))
(rx/map process-message))
;; On reconnect, send again the subscription messages
(->> stream
(rx/filter (ptk/type? ::dws/opened))
(rx/mapcat #(->> (rx/from initmsg)
(rx/map dws/send))))
;; Emit presence event for current user;
;; this is because websocket server don't
;; emits this for the same user.
(rx/of (handle-presence {:type :connect
:session-id (:session-id state)
:profile-id (:profile-id state)}))
;; Emit to all other connected users the current pointer
;; position changes.
(->> stream
(rx/filter mse/pointer-event?)
(rx/filter #(= :viewport (mse/get-pointer-source %)))
(rx/pipe (rxs/throttle 50))
(rx/map #(handle-pointer-send file-id (:pt %)))))
(rx/take-until stopper))]
(rx/concat stream (rx/of (dws/send endmsg)))))))
(defn- handle-change-team-role
[{:keys [role] :as msg}]
(ptk/reify ::handle-change-team-role
ptk/WatchEvent
(watch [_ _ _]
(rx/concat
(rx/of :interrupt
(dwe/clear-edition-mode)
(dwc/set-workspace-read-only false))
(->> (rx/of (dc/change-team-role msg)
::dwt/update-editor-state)
;; Delay so anything that launched :interrupt can finish
(rx/delay 100))
(if (= :viewer role)
(rx/of (modal/hide)
(dwly/set-options-mode :inspect)
(dpl/close-current-plugin {:close-only-edition-plugins? true}))
(rx/of (dwly/set-options-mode :design)))))))
(defn- process-message
[{:keys [type] :as msg}]
(case type
:join-file (handle-presence msg)
:leave-file (handle-presence msg)
:presence (handle-presence msg)
:disconnect (handle-presence msg)
:pointer-update (handle-pointer-update msg)
:file-change (handle-file-change msg)
:file-restore (handle-file-restore msg)
:library-change (handle-library-change msg)
:notification (dc/handle-notification msg)
:team-role-change (handle-change-team-role msg)
:team-membership-change (dc/team-membership-change msg)
nil))
(defn- handle-pointer-send
[file-id point]
(ptk/reify ::handle-pointer-send
ptk/WatchEvent
(watch [_ state _]
(let [page-id (:current-page-id state)
local (:workspace-local state)
message {:type :pointer-update
:file-id file-id
:page-id page-id
:zoom (:zoom local)
:zoom-inverse (:zoom-inverse local)
:vbox (:vbox local)
:vport (:vport local)
:position point}]
(rx/of (dws/send message))))))
;; --- Finalize Websocket
(defn finalize
[_]
(ptk/reify ::finalize))
;; --- Handle: Presence
(def ^:private presence-palette
#{"#f49ef7" ; pink
"#75cafc" ; blue
"#fdcf79" ; gold
"#a9bdfa" ; indigo
"#faa6b7" ; red
"#cbaaff" ; purple
"#f9b489" ; orange
"#dee563" ; yellow -> default presence color
"#b1e96f" ; lemon
})
(defn handle-presence
[{:keys [type session-id profile-id version] :as message}]
(letfn [(get-next-color [presence]
(let [xfm (comp (map second)
(map :color)
(remove nil?))
used (into #{} xfm presence)
avail (set/difference presence-palette used)]
;; If all colores are used we select the default one
(or (first avail) "#dee563")))
(update-color [color presence]
(if (some? color)
color
(get-next-color presence)))
(update-session [session presence]
(-> session
(assoc :id session-id)
(assoc :profile-id profile-id)
(assoc :updated-at (dt/now))
(assoc :version version)
(update :color update-color presence)
(assoc :text-color "#000000")))
(update-presence [presence]
(-> presence
(update session-id update-session presence)
(d/without-nils)))]
(ptk/reify ::handle-presence
ptk/UpdateEvent
(update [_ state]
(if (or (= :disconnect type) (= :leave-file type))
(update state :workspace-presence dissoc session-id)
(update state :workspace-presence update-presence))))))
(defn handle-pointer-update
[{:keys [page-id session-id position zoom zoom-inverse vbox vport] :as msg}]
(ptk/reify ::handle-pointer-update
ptk/UpdateEvent
(update [_ state]
(update-in state [:workspace-presence session-id]
(fn [session]
(assoc session
:zoom zoom
:zoom-inverse zoom-inverse
:vbox vbox
:vport vport
:point position
:updated-at (dt/now)
:page-id page-id))))))
(def ^:private
schema:handle-file-change
[:map {:title "handle-file-change"}
[:type :keyword]
[:profile-id ::sm/uuid]
[:file-id ::sm/uuid]
[:session-id ::sm/uuid]
[:revn :int]
[:vern :int]
[:changes ::cpc/changes]])
(def ^:private check-file-change-params!
(sm/check-fn schema:handle-file-change))
(defn handle-file-change
[{:keys [file-id changes revn vern] :as msg}]
(dm/assert!
"expected valid parameters"
(check-file-change-params! msg))
(ptk/reify ::handle-file-change
IDeref
(-deref [_] {:changes changes})
ptk/WatchEvent
(watch [_ _ _]
;; The commit event is responsible to apply the data localy
;; and update the persistence internal state with the updated
;; file-revn
(rx/of (dch/commit {:file-id file-id
:file-revn revn
:file-vern vern
:save-undo? false
:source :remote
:redo-changes (vec changes)
:undo-changes []})))))
(def ^:private
schema:handle-file-restore
[:map {:title "handle-file-restore"}
[:type :keyword]
[:file-id ::sm/uuid]
[:vern :int]])
(def ^:private check-file-restore-params!
(sm/check-fn schema:handle-file-restore))
(defn handle-file-restore
[{:keys [file-id vern] :as msg}]
(dm/assert!
"expected valid parameters"
(check-file-restore-params! msg))
(ptk/reify ::handle-file-restore
ptk/WatchEvent
(watch [_ state _]
(let [curr-file-id (:current-file-id state)
curr-vern (dm/get-in state [:workspace-file :vern])
reload? (and (= file-id curr-file-id) (not= vern curr-vern))]
(when reload?
(rx/of (reload-file)))))))
(def ^:private schema:handle-library-change
[:map {:title "handle-library-change"}
[:type :keyword]
[:profile-id ::sm/uuid]
[:file-id ::sm/uuid]
[:session-id ::sm/uuid]
[:revn :int]
[:modified-at ::sm/inst]
[:changes ::cpc/changes]])
(def ^:private check-library-change-params!
(sm/check-fn schema:handle-library-change))
(defn handle-library-change
[{:keys [file-id modified-at changes revn] :as msg}]
(dm/assert!
"expected valid arguments"
(check-library-change-params! msg))
(ptk/reify ::handle-library-change
ptk/WatchEvent
(watch [_ state _]
(when (contains? (:workspace-libraries state) file-id)
(rx/of (dwl/ext-library-changed file-id modified-at revn changes)
(dwl/notify-sync-file file-id))))))