Kit manager menu oncesi

schema.py

@@ -128,8 +128,39 @@ def compile_schema_registry(manifest_paths):
         app_state.final_components_registry[type_name] = resolved_type_structure
 
 
+def find_manifest_path(kit_name, checksum):
+    """The manifest file describing a kit, or None when Sedona home holds none.
+
+    A declared checksum is honoured when its file exists; otherwise the last manifest by
+    filename is taken, the tolerance that lets a file with no checksums still open.
+    """
+    manifest_dir = os.path.join(app_state.SEDONA_HOME, "manifests", kit_name)
+
+    if checksum:
+        target_file = os.path.join(manifest_dir, f"{kit_name}-{checksum}.xml")
+        if os.path.exists(target_file):
+            return target_file
+
+    if os.path.exists(manifest_dir):
+        files = [
+            f for f in os.listdir(manifest_dir)
+            if f.startswith(f"{kit_name}-") and f.endswith(".xml")
+        ]
+        if files:
+            files.sort()
+            return os.path.join(manifest_dir, files[-1])
+
+    return None
+
+
 def load_schema_kits_and_manifests():
-    """Scans the schema block of the SAX file and maps/loads corresponding manifest definitions."""
+    """Loads the manifests for the file's <schema> kits, plus any kit still only pending.
+
+    A component placed from the palette records its kit in ``pending_schema_kits`` rather
+    than writing to <schema> straight away — that reconciliation happens on save. Its
+    types still have to resolve now, or the box could not be painted, so pending kits are
+    compiled into the registry alongside the declared ones.
+    """
     app_state.active_schema_kits.clear()
     if app_state.xml_root_element is None:
         return
@@ -138,29 +169,19 @@ def load_schema_kits_and_manifests():
     if schema_elem is None:
         return
 
-    manifest_paths = []
-    missing_kits = []
     for kit in schema_elem.findall("kit"):
         name = kit.get("name")
-        checksum = kit.get("checksum")
-        if not name:
-            continue
-        app_state.active_schema_kits[name] = checksum
+        if name:
+            app_state.active_schema_kits[name] = kit.get("checksum")
 
-        manifest_dir = os.path.join(app_state.SEDONA_HOME, "manifests", name)
-        manifest_path = None
-
-        if checksum:
-            target_file = os.path.join(manifest_dir, f"{name}-{checksum}.xml")
-            if os.path.exists(target_file):
-                manifest_path = target_file
-
-        if not manifest_path and os.path.exists(manifest_dir):
-            files = [f for f in os.listdir(manifest_dir) if f.startswith(f"{name}-") and f.endswith(".xml")]
-            if files:
-                files.sort()
-                manifest_path = os.path.join(manifest_dir, files[-1])
+    kits_to_load = dict(app_state.active_schema_kits)
+    for name, checksum in app_state.pending_schema_kits.items():
+        kits_to_load.setdefault(name, checksum)
 
+    manifest_paths = []
+    missing_kits = []
+    for name, checksum in kits_to_load.items():
+        manifest_path = find_manifest_path(name, checksum)
         if manifest_path:
             manifest_paths.append(manifest_path)
         else: