CAM: Add built-in shapes to asset folder if they do not already exist

src/Mod/CAM/Path/Tool/assets/manager.py

@@ -520,6 +520,19 @@ class AssetManager:
                 assets.append(data_or_exc)  # Caller must check
         return assets
 
+    def exists(
+        self,
+        uri: Union[AssetUri, str],
+        store: str = "local",
+    ) -> bool:
+        """
+        Returns True if the asset exists, False otherwise.
+        """
+        try:
+            return self.get_raw(uri, store) is not None
+        except FileNotFoundError:
+            return False
+
     def fetch(
         self,
         asset_type: Optional[str] = None,

src/Mod/CAM/Path/Tool/camassets.py

@@ -22,7 +22,7 @@
 import Path
 from Path import Preferences
 from Path.Preferences import addToolPreferenceObserver
-from .assets import AssetManager, FileStore
+from .assets import AssetManager, AssetUri, FileStore
 
 
 def ensure_library_assets_initialized(asset_manager: AssetManager, store_name: str = "local"):
@@ -56,16 +56,28 @@ def ensure_toolbitshape_assets_initialized(asset_manager: AssetManager, store_na
     """
     builtin_shape_path = Preferences.getBuiltinShapePath()
 
-    if asset_manager.is_empty("toolbitshape", store=store_name):
-        for path in builtin_shape_path.glob("*.fcstd"):
+    for path in builtin_shape_path.glob("*.fcstd"):
+        uri = AssetUri.build(
+            asset_type="toolbitshape",
+            asset_id=path.stem,
+        )
+        if not asset_manager.exists(uri, store=store_name):
             asset_manager.add_file("toolbitshape", path)
 
-    if asset_manager.is_empty("toolbitshapesvg", store=store_name):
-        for path in builtin_shape_path.glob("*.svg"):
+    for path in builtin_shape_path.glob("*.svg"):
+        uri = AssetUri.build(
+            asset_type="toolbitshapesvg",
+            asset_id=path.stem + ".svg",
+        )
+        if not asset_manager.exists(uri, store=store_name):
             asset_manager.add_file("toolbitshapesvg", path, asset_id=path.stem + ".svg")
 
-    if asset_manager.is_empty("toolbitshapepng", store=store_name):
-        for path in builtin_shape_path.glob("*.png"):
+    for path in builtin_shape_path.glob("*.png"):
+        uri = AssetUri.build(
+            asset_type="toolbitshapepng",
+            asset_id=path.stem + ".png",
+        )
+        if not asset_manager.exists(uri, store=store_name):
             asset_manager.add_file("toolbitshapepng", path, asset_id=path.stem + ".png")