🐛 Fix corner cases on variants text overrides

common/src/app/common/logic/libraries.cljc

@@ -1727,6 +1727,7 @@
        eq-untouched-attrs?
        (touched :text-content-structure-same-attrs))))))
 
+
 (defn- update-attrs
   "The main function that implements the attribute sync algorithm. Copy
   attributes that have changed in the origin shape to the dest shape.
@@ -1835,6 +1836,93 @@
                    roperations'
                    uoperations')))))))
 
+
+(defn- switch-text-change-value
+  [prev-content         ;; The :content of the text before the switch
+   current-content      ;; The :content of the text after the switch (a clean copy)
+   ref-content touched] ;; The :content of the referenced text on the main component
+                        ;; before the switch
+  (let [;; We need the differences between the contents on the main
+        ;; components. current-content is the content of a clean copy,
+        ;; so for all effects its the same as the content on its main
+        main-comps-diff      (cttx/get-diff-type ref-content current-content)
+        can-keep-text?       (not (contains? main-comps-diff :text-content-text))
+        can-keep-attr?       (not (contains? main-comps-diff :text-content-attribute))
+        main-diff-structure? (contains? main-comps-diff :text-content-structure)
+
+        current-attrs        (cttx/get-first-paragraph-text-attrs current-content)
+        ;; Have current content an uniform style?
+        curr-unif-style?     (cttx/equal-attrs? current-content current-attrs)
+        prev-attrs           (cttx/get-first-paragraph-text-attrs prev-content)
+        ;; Have prev content an uniform style?
+        prev-unif-style?     (cttx/equal-attrs? prev-content prev-attrs)
+        ref-attrs            (cttx/get-first-paragraph-text-attrs ref-content)
+        ;; Have ref content an uniform style?
+        ref-unif-style?      (cttx/equal-attrs? ref-content ref-attrs)]
+    (cond
+      ;; When the main components have a difference in structure
+      ;; (different number of paragraph or text entries)
+      main-diff-structure?
+      ;; Special case for adding or removing paragraphs:
+      ;; If the structure has changed between ref-content and current-content,
+      ;; but each one have uniform attributes, and the attrs on the main
+      ;; components were equal, we keep the touched-content structure and
+      ;; texts, updating its attrs to make them like the current-content
+      (if (and curr-unif-style?
+               ref-unif-style?
+               prev-unif-style?
+               (= ref-attrs current-attrs))
+        (cttx/copy-attrs-keys current-content prev-attrs)
+        ;; In any other case of structure change, we discard all
+        ;; the overrides and keep the content of the current-shape
+        current-content)
+
+      ;; When the main components are equal, we keep the updated
+      ;; content from previous-shape as is
+      (and can-keep-text? can-keep-attr?)
+      prev-content
+
+      ;; When we can't keep anything, we discard all the
+      ;; overrides and keep the content of the current-shape
+      (and (not can-keep-text?) (not can-keep-attr?))
+      current-content
+
+      ;; Special case for added or removed paragraphs:
+      ;; If the structure has changed on current-content, but it has uniform attributes
+      ;; and the previous-content also has uniform attributes, and we can keep the changes
+      ;; on the text, we keep the touched-content structure and texts, updating
+      ;; its attrs to make them like the current-content
+      (and (touched :text-content-structure)
+           curr-unif-style?
+           prev-unif-style?)
+      (if can-keep-text?
+        (cttx/copy-attrs-keys prev-content current-attrs)
+        (cttx/copy-attrs-keys current-content prev-attrs))
+
+      ;; In any other case of structure change, we discard all
+      ;; the overrides and keep the content of the current-shape
+      (touched :text-content-structure)
+      current-content
+
+      ;; When there is a change on :text-content-text,
+      ;; and and we can keep it, we copy the texts from
+      ;; previous-shape over the attrs of current-shape
+      (and
+       (touched :text-content-text) can-keep-text?)
+      (cttx/copy-text-keys prev-content current-content)
+
+      ;; When there is a change on :text-content-attribute,
+      ;; and we can keep it, we copy the texts from current-shape
+      ;; over the attrs of previous-shape
+      (and
+       (touched :text-content-attribute) can-keep-attr?)
+      (cttx/copy-text-keys current-content prev-content)
+
+      ;; In any other case, we discard all the overrides
+      ;; and keep the content of the current-shape
+      :else
+      current-content)))
+
 (defn update-attrs-on-switch
   "Copy attributes that have changed in the shape previous to the switch
    to the current shape (post switch). Used only on variants switch"
@@ -1888,14 +1976,13 @@
               ;; and attrs (bold, font, etc) are in the same attr :content.
               ;; If only one of them is touched, we want to adress this case and
               ;; only update the untouched one
-              text-partial-change?
+              text-change?
-              (when (and
+              (and
                (not skip-operations?)
                (cfh/text-shape? current-shape)
                (cfh/text-shape? previous-shape)
                (= :content attr)
                (touched attr-group))
-                (is-text-partial-change? current-shape previous-shape))
 
               ;; position-data is a special case because can be affected by :geometry-group and :content-group
               ;; so, if the position-data changes but the geometry is touched we need to reset the position-data
@@ -1907,21 +1994,35 @@
                                (not= (:position-data previous-shape) (:position-data current-shape))
                                (touched :geometry-group))
 
-              attr-val (when-not skip-operations?
+              attr-val
+              (when-not skip-operations?
                 (cond
                   ;; If position data changes and the geometry group is touched
                   ;; we need to put to nil so we can regenerate it
                   reset-pos-data?
                   nil
 
-                           text-partial-change?
+                  text-change?
-                           (text-partial-change-value (:content previous-shape)
+                  (switch-text-change-value (:content previous-shape)
                                             (:content current-shape)
+                                            (:content origin-ref-shape)
                                             touched)
 
                   :else
                   (get previous-shape attr)))
 
+              ;; If the final attr-value is the actual value, skip
+              skip-operations? (or skip-operations?
+                                   (= attr-val (get current-shape attr)))
+
+
+              ;; On a text-change, we want to force a position-data reset
+              ;; so it's calculated again
+              [roperations uoperations]
+              (if (and (not skip-operations?) text-change?)
+                (add-update-attr-operations :position-data current-shape roperations uoperations nil)
+                [roperations uoperations])
+
               [roperations' uoperations']
               (if skip-operations?
                 [roperations uoperations]

common/src/app/common/test_helpers/compositions.cljc

@@ -8,11 +8,14 @@
   (:require
    [app.common.data :as d]
    [app.common.files.changes-builder :as pcb]
+   [app.common.files.helpers :as cfh]
    [app.common.geom.point :as gpt]
    [app.common.logic.libraries :as cll]
    [app.common.logic.shapes :as cls]
+   [app.common.logic.variants :as clv]
    [app.common.test-helpers.components :as thc]
    [app.common.test-helpers.files :as thf]
+   [app.common.test-helpers.ids-map :as thi]
    [app.common.test-helpers.shapes :as ths]
    [app.common.text :as txt]
    [app.common.types.container :as ctn]
@@ -275,26 +278,36 @@
 
 (defn swap-component
   "Swap the specified shape by the component specified by component-tag"
-  [file shape component-tag & {:keys [page-label propagate-fn]}]
+  [file shape component-tag & {:keys [page-label propagate-fn keep-touched? new-shape-label]}]
   (let [page    (if page-label
                   (thf/get-page file page-label)
                   (thf/current-page file))
+        libraries {(:id  file) file}
 
-        [_ _all-parents changes]
+        orig-shapes (when keep-touched? (cfh/get-children-with-self (:objects page) (:id shape)))
+
+        [new-shape _all-parents changes]
         (cll/generate-component-swap (pcb/empty-changes)
                                      (:objects page)
                                      shape
                                      (:data file)
                                      page
-                                     {(:id  file) file}
+                                     libraries
                                      (->  (thc/get-component file component-tag)
                                           :id)
                                      0
                                      nil
                                      {}
-                                     false)
+                                     (true? keep-touched?))
+
+        changes (if keep-touched?
+                  (clv/generate-keep-touched changes new-shape shape orig-shapes page libraries (:data file))
+                  changes)
+
 
         file' (thf/apply-changes file changes)]
+    (when new-shape-label
+      (thi/set-id! new-shape-label (:id new-shape)))
     (if propagate-fn
       (propagate-fn file')
       file')))

common/src/app/common/test_helpers/variants.cljc

@@ -8,7 +8,9 @@
   (:require
    [app.common.test-helpers.components :as thc]
    [app.common.test-helpers.ids-map :as thi]
-   [app.common.test-helpers.shapes :as ths]))
+   [app.common.test-helpers.shapes :as ths]
+   [app.common.text :as txt]
+   [app.common.types.shape :as cts]))
 
 (defn add-variant
   [file variant-label component1-label root1-label component2-label root2-label
@@ -37,3 +39,48 @@
         (thc/update-component component1-label {:variant-id variant-id :variant-properties [{:name "Property1" :value "p1v1"} {:name "Property2" :value "p2v1"}]})
         (thc/make-component component2-label root2-label)
         (thc/update-component component2-label {:variant-id variant-id :variant-properties [{:name "Property1" :value "p1v2"} {:name "Property2" :value "p2v2"}]}))))
+
+(defn add-variant-with-child
+  [file variant-label component1-label root1-label component2-label root2-label child1-label child2-label
+   & {:keys [child1-params child2-params]}]
+  (let [file (ths/add-sample-shape file variant-label :type :frame :is-variant-container true)
+        variant-id (thi/id variant-label)]
+    (-> file
+        (ths/add-sample-shape root2-label :type :frame :parent-label variant-label :variant-id variant-id :variant-name "Value2")
+        (ths/add-sample-shape root1-label :type :frame :parent-label variant-label :variant-id variant-id :variant-name "Value1")
+        (ths/add-sample-shape child1-label (assoc child1-params :parent-label root1-label))
+        (ths/add-sample-shape child2-label (assoc child2-params :parent-label root2-label))
+        (thc/make-component component1-label root1-label)
+        (thc/update-component component1-label {:variant-id variant-id :variant-properties [{:name "Property1" :value "Value1"}]})
+        (thc/make-component component2-label root2-label)
+        (thc/update-component component2-label {:variant-id variant-id :variant-properties [{:name "Property1" :value "Value2"}]}))))
+
+
+(defn add-variant-with-text
+  [file variant-label component1-label root1-label component2-label root2-label child1-label child2-label text1 text2
+   & {:keys [text1-params text2-params]}]
+  (let [text1 (-> (cts/setup-shape {:type :text :x 0 :y 0 :grow-type :auto-width})
+                  (txt/change-text text1)
+                  (assoc :position-data nil
+                         :parent-label root1-label))
+        text2 (-> (cts/setup-shape {:type :text :x 0 :y 0 :grow-type :auto-width})
+                  (txt/change-text text2)
+                  (assoc :position-data nil
+                         :parent-label root2-label))
+
+        file (ths/add-sample-shape file variant-label :type :frame :is-variant-container true)
+        variant-id (thi/id variant-label)]
+    (-> file
+
+        (ths/add-sample-shape root2-label :type :frame :parent-label variant-label :variant-id variant-id :variant-name "Value2")
+        (ths/add-sample-shape root1-label :type :frame :parent-label variant-label :variant-id variant-id :variant-name "Value1")
+        (ths/add-sample-shape child1-label
+                              (merge text1
+                                     text1-params))
+        (ths/add-sample-shape child2-label
+                              (merge text2
+                                     text2-params))
+        (thc/make-component component1-label root1-label)
+        (thc/update-component component1-label {:variant-id variant-id :variant-properties [{:name "Property1" :value "Value1"}]})
+        (thc/make-component component2-label root2-label)
+        (thc/update-component component2-label {:variant-id variant-id :variant-properties [{:name "Property1" :value "Value2"}]}))))