🎉 Synchronize library colors in all parts of a shape

common/src/app/common/pages/changes_builder.cljc

@@ -286,37 +286,38 @@
          update-shape
          (fn [changes id]
            (let [old-obj (get objects id)
-                 new-obj (update-fn old-obj)
+                 new-obj (update-fn old-obj)]
+             (if (= old-obj new-obj)
+               changes
+               (let [attrs (or attrs (d/concat-set (keys old-obj) (keys new-obj)))
 
-                 attrs (or attrs (d/concat-set (keys old-obj) (keys new-obj)))
+                     {rops :rops uops :uops}
+                     (reduce #(generate-operation %1 %2 old-obj new-obj ignore-geometry?)
+                             {:rops [] :uops []}
+                             attrs)
 
-                 {rops :rops uops :uops}
+                     uops (cond-> uops
-                 (reduce #(generate-operation %1 %2 old-obj new-obj ignore-geometry?)
+                            (seq uops)
-                         {:rops [] :uops []}
+                            (d/preconj {:type :set-touched :touched (:touched old-obj)}))
-                         attrs)
 
-                 uops (cond-> uops
+                     change (cond-> {:type :mod-obj
-                        (seq uops)
+                                     :id id}
-                        (d/preconj {:type :set-touched :touched (:touched old-obj)}))
 
-                 change (cond-> {:type :mod-obj
+                              (some? page-id)
-                                 :id id}
+                              (assoc :page-id page-id)
 
-                          (some? page-id)
+                              (some? component-id)
-                          (assoc :page-id page-id)
+                              (assoc :component-id component-id))]
 
-                          (some? component-id)
+                 (cond-> changes
-                          (assoc :component-id component-id))]
+                   (seq rops)
+                   (update :redo-changes conj (assoc change :operations rops))
 
-             (cond-> changes
+                   (seq uops)
-               (seq rops)
+                   (update :undo-changes d/preconj (assoc change :operations uops)))))))]
-               (update :redo-changes conj (assoc change :operations rops))
 
-               (seq uops)
+             (-> (reduce update-shape changes ids)
-               (update :undo-changes d/preconj (assoc change :operations uops)))))]
+                 (apply-changes-local)))))
-
-     (-> (reduce update-shape changes ids)
-         (apply-changes-local)))))
 
 (defn remove-objects
   [changes ids]

common/src/app/common/spec/color.cljc

@@ -6,8 +6,10 @@
 
 (ns app.common.spec.color
   (:require
-   [app.common.spec :as us]
+    [app.common.data :as d]
-   [clojure.spec.alpha :as s]))
+    [app.common.spec :as us]
+    [app.common.text :as txt]
+    [clojure.spec.alpha :as s]))
 
 ;; TODO: waiting clojure 1.11 to rename this all :internal.stuff to a
 ;; more consistent name.
@@ -46,7 +48,7 @@
                    :internal.gradient/width
                    :internal.gradient/stops]))
 
-;;; --- COLORS
+;; --- COLORS
 
 (s/def :internal.color/name string?)
 (s/def :internal.color/path (s/nilable string?))
@@ -54,6 +56,15 @@
 (s/def :internal.color/color (s/nilable string?))
 (s/def :internal.color/opacity (s/nilable ::us/safe-number))
 (s/def :internal.color/gradient (s/nilable ::gradient))
+(s/def :internal.color/ref-id uuid?)
+(s/def :internal.color/ref-file uuid?)
+
+(s/def ::shape-color
+  (s/keys :req-un [:us/color
+                   :internal.color/opacity]
+          :opt-un [:internal.color/gradient
+                   :internal.color/ref-id
+                   :internal.color/ref-file]))
 
 (s/def ::color
   (s/keys :opt-un [::id
@@ -70,3 +81,197 @@
                    :internal.color/opacity
                    :internal.color/gradient]))
 
+;; --- Helpers for color in different parts of a shape
+
+;; fill
+
+(defn fill->shape-color
+  [fill]
+  (d/without-nils {:color (:fill-color fill)
+                   :opacity (:fill-opacity fill)
+                   :gradient (:fill-color-gradient fill)
+                   :ref-id (:fill-color-ref-id fill)
+                   :ref-file (:fill-color-ref-file fill)}))
+
+(defn set-fill-color
+  [shape position color opacity gradient]
+  (update-in shape [:fills position]
+             (fn [fill]
+               (d/without-nils (assoc fill
+                                      :fill-color color
+                                      :fill-opacity opacity
+                                      :fill-color-gradient gradient)))))
+
+(defn detach-fill-color
+  [shape position]
+  (-> shape
+      (d/dissoc-in [:fills position :fill-color-ref-id])
+      (d/dissoc-in [:fills position :fill-color-ref-file])))
+
+;; stroke
+
+(defn stroke->shape-color
+  [stroke]
+  (d/without-nils {:color (:stroke-color stroke)
+                   :opacity (:stroke-opacity stroke)
+                   :gradient (:stroke-color-gradient stroke)
+                   :ref-id (:stroke-color-ref-id stroke)
+                   :ref-file (:stroke-color-ref-file stroke)}))
+
+(defn set-stroke-color
+  [shape position color opacity gradient]
+  (update-in shape [:strokes position]
+             (fn [stroke]
+               (d/without-nils (assoc stroke
+                                      :stroke-color color
+                                      :stroke-opacity opacity
+                                      :stroke-color-gradient gradient)))))
+
+(defn detach-stroke-color
+  [shape position]
+  (-> shape
+      (d/dissoc-in [:strokes position :stroke-color-ref-id])
+      (d/dissoc-in [:strokes position :stroke-color-ref-file])))
+
+;; shadow
+
+(defn shadow->shape-color
+  [shadow]
+  (d/without-nils {:color (-> shadow :color :color)
+                   :opacity (-> shadow :color :opacity)
+                   :gradient (-> shadow :color :gradient)
+                   :ref-id (-> shadow :color :id)
+                   :ref-file (-> shadow :color :file-id)}))
+
+(defn set-shadow-color
+  [shape position color opacity gradient]
+  (update-in shape [:shadow position :color]
+             (fn [shadow-color]
+               (d/without-nils (assoc shadow-color 
+                                      :color color
+                                      :opacity opacity
+                                      :gradient gradient)))))
+
+(defn detach-shadow-color
+  [shape position]
+  (-> shape
+      (d/dissoc-in [:shadow position :color :id])
+      (d/dissoc-in [:shadow position :color :file-id])))
+
+;; grid
+
+(defn grid->shape-color
+  [grid]
+  (d/without-nils {:color (-> grid :params :color :color)
+                   :opacity (-> grid :params :color :opacity)
+                   :gradient (-> grid :params :color :gradient)
+                   :ref-id (-> grid :params :color :id)
+                   :ref-file (-> grid :params :color :file-id)}))
+
+(defn set-grid-color
+  [shape position color opacity gradient]
+  (update-in shape [:grids position :params :color]
+             (fn [grid-color]
+               (d/without-nils (assoc grid-color 
+                                      :color color
+                                      :opacity opacity
+                                      :gradient gradient)))))
+
+(defn detach-grid-color
+  [shape position]
+  (-> shape
+      (d/dissoc-in [:grids position :params :color :id])
+      (d/dissoc-in [:grids position :params :color :file-id])))
+
+;; --- Helpers for all colors in a shape
+
+(defn get-text-node-colors
+  "Get all colors used by a node of a text shape"
+  [node]
+  (concat (map fill->shape-color (:fills node))
+          (map stroke->shape-color (:strokes node))))
+
+(defn get-all-colors
+  "Get all colors used by a shape, in any section."
+  [shape]
+  (concat (map fill->shape-color (:fills shape))
+          (map stroke->shape-color (:strokes shape))
+          (map shadow->shape-color (:shadow shape))
+          (when (= (:type shape) :frame)
+            (map grid->shape-color (:grids shape)))
+          (when (= (:type shape) :text)
+            (reduce (fn [colors node]
+                      (concat colors (get-text-node-colors node)))
+                    ()
+                    (txt/node-seq (:content shape))))))
+
+(defn uses-library-colors?
+  "Check if the shape uses any color in the given library."
+  [shape library-id]
+  (let [all-colors (get-all-colors shape)]
+    (some #(and (some? (:ref-id %))
+                (= (:ref-file %) library-id))
+          all-colors)))
+
+(defn sync-shape-colors
+  "Look for usage of any color of the given library inside the shape,
+  and, in this case, copy the library color into the shape."
+  [shape library-id library-colors]
+  (let [sync-color (fn [shape position shape-color set-fn detach-fn]
+                     (if (= (:ref-file shape-color) library-id)
+                       (let [library-color (get library-colors (:ref-id shape-color))]
+                         (if (some? library-color)
+                           (set-fn shape
+                                   position
+                                   (:color library-color)
+                                   (:opacity library-color)
+                                   (:gradient library-color))
+                           (detach-fn shape position)))
+                       shape))
+
+        sync-fill (fn [shape [position fill]]
+                    (sync-color shape
+                                position
+                                (fill->shape-color fill)
+                                set-fill-color
+                                detach-fill-color))
+
+        sync-stroke (fn [shape [position stroke]]
+                      (sync-color shape
+                                  position
+                                  (stroke->shape-color stroke)
+                                  set-stroke-color
+                                  detach-stroke-color))
+
+        sync-shadow (fn [shape [position shadow]]
+                      (sync-color shape
+                                  position
+                                  (shadow->shape-color shadow)
+                                  set-shadow-color
+                                  detach-shadow-color))
+
+        sync-grid (fn [shape [position grid]]
+                    (sync-color shape
+                                position
+                                (grid->shape-color grid)
+                                set-grid-color
+                                detach-grid-color))
+
+        sync-text-node (fn [node]
+                         (as-> node $
+                           (reduce sync-fill $ (d/enumerate (:fills $)))
+                           (reduce sync-stroke $ (d/enumerate (:strokes $)))))
+
+        sync-text (fn [shape]
+                    (let [content     (:content shape)
+                          new-content (txt/transform-nodes sync-text-node content)]
+                      (if (not= content new-content)
+                        (assoc shape :content new-content)
+                        shape)))]
+
+    (as-> shape $
+       (reduce sync-fill $ (d/enumerate (:fills $)))
+       (reduce sync-stroke $ (d/enumerate (:strokes $)))
+       (reduce sync-shadow $ (d/enumerate (:shadow $)))
+       (reduce sync-grid $ (d/enumerate (:grids $)))
+       (sync-text $))))

common/src/app/common/spec/shape.cljc

@@ -166,11 +166,11 @@
                    ::blocked
                    ::collapsed
                    ::fills
-                   ::fill-color
+                   ::fill-color            ;; TODO: remove these attributes
-                   ::fill-opacity
+                   ::fill-opacity          ;;       when backward compatibility
-                   ::fill-color-gradient
+                   ::fill-color-gradient   ;;       is no longer needed
-                   ::fill-color-ref-file
+                   ::fill-color-ref-file   ;;
-                   ::fill-color-ref-id
+                   ::fill-color-ref-id     ;;
                    ::hide-fill-on-export
                    ::font-family
                    ::font-size
@@ -196,10 +196,10 @@
                    ::exports
                    ::shapes
                    ::strokes
-                   ::stroke-color
+                   ::stroke-color           ;; TODO: same thing
-                   ::stroke-color-ref-file
+                   ::stroke-color-ref-file  ;;
-                   ::stroke-color-ref-id
+                   ::stroke-color-ref-i     ;;
-                   ::stroke-opacity
+                   ::stroke-opacity         ;;
                    ::stroke-style
                    ::stroke-width
                    ::stroke-alignment

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

@@ -14,6 +14,7 @@
    [app.common.pages.changes-builder :as pcb]
    [app.common.pages.helpers :as cph]
    [app.common.spec :as us]
+   [app.common.spec.color :as color]
    [app.common.text :as txt]
    [app.main.data.workspace.common :as dwc]
    [app.main.data.workspace.groups :as dwg]
@@ -24,15 +25,6 @@
 ;; Change this to :info :debug or :trace to debug this module, or :warn to reset to default
 (log/set-level! :warn)
 
-(defonce color-sync-attrs
-  [[:fill-color-ref-id   :fill-color-ref-file   :color    :fill-color]
-   [:fill-color-ref-id   :fill-color-ref-file   :gradient :fill-color-gradient]
-   [:fill-color-ref-id   :fill-color-ref-file   :opacity  :fill-opacity]
-
-   [:stroke-color-ref-id :stroke-color-ref-file :color    :stroke-color]
-   [:stroke-color-ref-id :stroke-color-ref-file :gradient :stroke-color-gradient]
-   [:stroke-color-ref-id :stroke-color-ref-file :opacity  :stroke-opacity]])
-
 (declare generate-sync-container)
 (declare generate-sync-shape)
 (declare generate-sync-text-shape)
@@ -297,7 +289,7 @@
 
 (defmulti uses-assets?
   "Checks if a shape uses some asset of the given type in the given library."
-  (fn [asset-type shape library-id page?] asset-type))
+  (fn [asset-type _ _ _] asset-type))
 
 (defmethod uses-assets? :components
   [_ shape library-id page?]
@@ -307,22 +299,7 @@
 
 (defmethod uses-assets? :colors
   [_ shape library-id _]
-  (if (= (:type shape) :text)
+  (color/uses-library-colors? shape library-id))
-    (->> shape
-         :content
-         ;; Check if any node in the content has a reference for the library
-         (txt/node-seq
-           #(or (and (some? (:stroke-color-ref-id %))
-                     (= (:stroke-color-ref-file %) library-id))
-                (and (some? (:fill-color-ref-id %))
-                     (= (:fill-color-ref-file %) library-id)))))
-    (some
-      #(let [attr (name %)
-             attr-ref-id (keyword (str attr "-ref-id"))
-             attr-ref-file (keyword (str attr "-ref-file"))]
-         (and (get shape attr-ref-id)
-              (= library-id (get shape attr-ref-file))))
-      (map #(nth % 3) color-sync-attrs))))
 
 (defmethod uses-assets? :typographies
   [_ shape library-id _]
@@ -346,77 +323,15 @@
     (generate-sync-shape-direct changes libraries container shape-id false)))
 
 (defmethod generate-sync-shape :colors
-  [_ changes library-id state container shape]
+  [_ changes library-id state _ shape]
   (log/debug :msg "Sync colors of shape" :shape (:name shape))
 
   ;; Synchronize a shape that uses some colors of the library. The value of the
   ;; color in the library is copied to the shape.
-  (let [colors (get-assets library-id :colors state)]
+  (let [library-colors (get-assets library-id :colors state)]
-    (if (= :text (:type shape))
+    (pcb/update-shapes changes
-      (let [update-node (fn [node]
+                       [(:id shape)]
-                          (if-let [color (get colors (:fill-color-ref-id node))]
+                       #(color/sync-shape-colors % library-id library-colors))))
-                            (assoc node
-                                   :fill-color (:color color)
-                                   :fill-opacity (:opacity color)
-                                   :fill-color-gradient (:gradient color))
-                            (assoc node
-                                   :fill-color-ref-id nil
-                                   :fill-color-ref-file nil)))]
-        (generate-sync-text-shape changes shape container update-node))
-      (loop [attrs   (seq color-sync-attrs)
-             roperations []
-             uoperations []]
-        (let [[attr-ref-id attr-ref-file color-attr attr] (first attrs)]
-          (if (nil? attr)
-            (if (empty? roperations)
-              changes
-              (-> changes
-                  (update :redo-changes (make-change
-                                          container
-                                          {:type :mod-obj
-                                           :id (:id shape)
-                                           :operations roperations}))
-                  (update :undo-changes (make-change
-                                          container
-                                          {:type :mod-obj
-                                           :id (:id shape)
-                                           :operations uoperations}))))
-            (if-not (contains? shape attr-ref-id)
-              (recur (next attrs)
-                     roperations
-                     uoperations)
-              (let [color (get colors (get shape attr-ref-id))
-                    roperations' (if color
-                                   [{:type :set
-                                     :attr attr
-                                     :val (color-attr color)
-                                     :ignore-touched true}]
-                                   ;; If the referenced color does no longer exist in the library,
-                                   ;; we must unlink the color in the shape
-                                   [{:type :set
-                                     :attr attr-ref-id
-                                     :val nil
-                                     :ignore-touched true}
-                                    {:type :set
-                                     :attr attr-ref-file
-                                     :val nil
-                                     :ignore-touched true}])
-                    uoperations' (if color
-                                   [{:type :set
-                                     :attr attr
-                                     :val (get shape attr)
-                                     :ignore-touched true}]
-                                   [{:type :set
-                                     :attr attr-ref-id
-                                     :val (get shape attr-ref-id)
-                                     :ignore-touched true}
-                                    {:type :set
-                                     :attr attr-ref-file
-                                     :val (get shape attr-ref-file)
-                                     :ignore-touched true}])]
-                (recur (next attrs)
-                       (into roperations roperations')
-                       (into uoperations uoperations'))))))))))
 
 (defmethod generate-sync-shape :typographies
   [_ changes library-id state container shape]