🐛 Fix thumbnail in shared library not updated

frontend/src/app/main/data/workspace/libraries.cljs

@@ -640,6 +640,21 @@
                                     :path-params path-params
                                     :query-params query-params}))))))
 
+(defn library-thumbnails-fetched
+  [thumbnails]
+  (ptk/reify ::library-thumbnails-fetched
+    ptk/UpdateEvent
+    (update [_ state]
+      (update state :workspace-thumbnails merge thumbnails))))
+
+(defn fetch-library-thumbnails
+  [library-id]
+  (ptk/reify ::fetch-library-thumbnails
+    ptk/WatchEvent
+    (watch [_ _ _]
+      (->> (rp/cmd! :get-file-object-thumbnails {:file-id library-id :tag "component"})
+           (rx/map library-thumbnails-fetched)))))
+
 (defn ext-library-changed
   [library-id modified-at revn changes]
   (dm/assert! (uuid? library-id))
@@ -654,11 +669,15 @@
                             ch/process-changes changes)))
 
     ptk/WatchEvent
-    (watch [_ _ _]
-      (->> (rp/cmd! :get-file-object-thumbnails {:file-id library-id :tag "component"})
-           (rx/map (fn [thumbnails]
-                     (fn [state]
-                       (assoc-in state [:workspace-libraries library-id :thumbnails] thumbnails))))))))
+    (watch [_ _ stream]
+      (let [stopper-s (rx/filter (ptk/type? ::ext-library-changed) stream)]
+        (->>
+         (rx/merge
+          (->> (rx/of library-id)
+               (rx/delay 5000)
+               (rx/map fetch-library-thumbnails)))
+
+         (rx/take-until stopper-s))))))
 
 (defn reset-component
   "Cancels all modifications in the shape with the given id, and all its children, in
@@ -1261,7 +1280,7 @@
          (->> (rp/cmd! :get-file-object-thumbnails {:file-id library-id :tag "component"})
               (rx/map (fn [thumbnails]
                         (fn [state]
-                          (assoc-in state [:workspace-libraries library-id :thumbnails] thumbnails))))))))))
+                          (update state :workspace-thumbnails merge thumbnails))))))))))
 
 (defn unlink-file-from-library
   [file-id library-id]

frontend/src/app/main/data/workspace/thumbnails.cljs

@@ -115,16 +115,10 @@
     (ptk/reify ::assoc-thumbnail
       ptk/UpdateEvent
       (update [_ state]
-        (let [prev-uri (dm/get-in state [:workspace-thumbnails object-id])
-              current-file-id  (:current-file-id state)]
+        (let [prev-uri (dm/get-in state [:workspace-thumbnails object-id])]
           (some->> prev-uri (vreset! prev-uri*))
           (l/trc :hint "assoc thumbnail" :object-id object-id :uri uri)
-
-          #_(update state :workspace-thumbnails assoc object-id uri)
-          (if (thc/file-id? object-id current-file-id)
-            (update state :workspace-thumbnails assoc object-id uri)
-            (let [file-id (thc/get-file-id object-id)]
-              (update-in state [:workspace-libraries file-id :thumbnails] assoc object-id uri)))))
+          (update state :workspace-thumbnails assoc object-id uri)))
 
       ptk/EffectEvent
       (effect [_ _ _]

frontend/src/app/main/refs.cljs

@@ -490,6 +490,9 @@
                (dm/get-in state [:viewer-local :zoom-type]))
              st/state))
 
+(def workspace-thumbnails
+  (l/derived :workspace-thumbnails st/state))
+
 (defn workspace-thumbnail-by-id
   [object-id]
   (l/derived

frontend/src/app/main/ui/workspace/sidebar/assets/common.cljs

@@ -8,7 +8,6 @@
 (ns app.main.ui.workspace.sidebar.assets.common
   (:require-macros [app.main.style :as stl])
   (:require
-   [app.common.data.macros :as dm]
    [app.common.files.helpers :as cfh]
    [app.common.spec :as us]
    [app.common.thumbnails :as thc]
@@ -263,39 +262,32 @@
           (:id target-asset)
           (cfh/merge-path-item prefix (:name target-asset))))))))
 
-
-(defn- get-component-thumbnail-uri
-  "Returns the component thumbnail uri"
-  [file-id component]
-  (let [page-id   (:main-instance-page component)
-        root-id   (:main-instance-id component)
-        object-id (thc/fmt-object-id file-id page-id root-id "component")
-        current-file? (= file-id (:id @refs/workspace-file))]
-
-    (if current-file?
-      (mf/deref (refs/workspace-thumbnail-by-id object-id))
-      (let [libraries  @refs/workspace-libraries
-            thumbnail (dm/get-in libraries [file-id :thumbnails object-id])]
-        thumbnail))))
-
 (mf/defc component-item-thumbnail
   "Component that renders the thumbnail image or the original SVG."
   {::mf/wrap-props false}
   [{:keys [file-id root-shape component container class]}]
-  (let [retry (mf/use-state 0)
-        thumbnail-uri (get-component-thumbnail-uri file-id component)
-        handle-error
+  (let [page-id   (:main-instance-page component)
+        root-id   (:main-instance-id component)
+
+        retry (mf/use-state 0)
+
+        thumbnail-uri* (mf/with-memo [file-id page-id root-id]
+                         (let [object-id (thc/fmt-object-id file-id page-id root-id "component")]
+                           (refs/workspace-thumbnail-by-id object-id)))
+        thumbnail-uri  (mf/deref thumbnail-uri*)
+
+        on-error
         (mf/use-fn
          (mf/deps @retry)
          (fn []
-           (when (@retry < 3)
+           (when (< @retry 3)
              (inc retry))))]
 
     (if (some? thumbnail-uri)
       [:& component-svg-thumbnail
        {:thumbnail-uri thumbnail-uri
         :class class
-        :on-error handle-error
+        :on-error on-error
         :root-shape root-shape
         :objects (:objects container)
         :show-grids? true}]