enhance: show as "empty" if a property block's value is empty

src/main/frontend/components/block.cljs

@@ -2343,21 +2343,22 @@
       :block-content-slotted
       (-> block (dissoc :block/children :block/page)))]
 
-    (let [title-collapse-enabled? (:outliner/block-title-collapse-enabled? (state/get-config))]
-      (when (and (not block-ref-with-title?)
-                 (seq body)
-                 (or (not title-collapse-enabled?)
-                     (and title-collapse-enabled?
-                          (or (not collapsed?)
-                              (some? (mldoc/extract-first-query-from-ast body))))))
-        [:div.block-body
-         ;; TODO: consistent id instead of the idx (since it could be changed later)
-         (let [body (block/trim-break-lines! (:block/body block))
-               uuid (:block/uuid block)]
-           (for [[idx child] (medley/indexed body)]
-             (when-let [block (markup-element-cp config child)]
-               (rum/with-key (block-child block)
-                 (str uuid "-" idx)))))]))))
+    (if (and (:property-block? config) (:hide-bullet? config) (string/blank? (:block/content block)))
+      [:div.opacity-50.text-sm "Empty"]
+      (let [title-collapse-enabled? (:outliner/block-title-collapse-enabled? (state/get-config))]
+        (when (and (not block-ref-with-title?)
+                   (seq body)
+                   (or (not title-collapse-enabled?)
+                       (and title-collapse-enabled?
+                            (or (not collapsed?)
+                                (some? (mldoc/extract-first-query-from-ast body))))))
+          [:div.block-body
+           (let [body (block/trim-break-lines! (:block/body block))
+                 uuid (:block/uuid block)]
+             (for [[idx child] (medley/indexed body)]
+               (when-let [block (markup-element-cp config child)]
+                 (rum/with-key (block-child block)
+                   (str uuid "-" idx)))))])))))
 
 (rum/defc tags
   [config block]

src/main/frontend/components/property/value.cljs

@@ -471,6 +471,7 @@
         [:div.property-block-container.content.flex.flex-1
          (block-cp children {:id (str (:block/uuid parent))
                              :editor-box editor-box
+                             :property-block? true
                              :hide-bullet? (= (count children) 1)
                              :closed-values? closed-values?})]
         (property-empty-value)))))