ajout de fonctionnalités

backend/indexer.py

@@ -582,6 +582,30 @@ def _remove_file_from_structures(vault_name: str, rel_path: str) -> Optional[Dic
     return removed
 
 
+def _ensure_parent_dirs_in_path_index(vault_name: str, rel_path: str, existing: set):
+    """Ensure all parent directories of a file path exist in path_index.
+
+    For a path like ``a/b/c/file.md``, ensures ``a``, ``a/b``, and ``a/b/c``
+    directory entries exist in path_index.
+
+    Args:
+        vault_name: Name of the vault.
+        rel_path: Relative path of the file (e.g. ``a/b/c/file.md``).
+        existing: Set of paths already in path_index for this vault.
+    """
+    parts = rel_path.split("/")
+    # Build parent directory paths
+    for i in range(1, len(parts)):
+        dir_path = "/".join(parts[:i])
+        if dir_path and dir_path not in existing:
+            existing.add(dir_path)
+            path_index[vault_name].append({
+                "path": dir_path,
+                "name": parts[i - 1],
+                "type": "directory",
+            })
+
+
 def _add_file_to_structures(vault_name: str, file_info: Dict[str, Any]):
     """Add a file entry to all index structures.
 
@@ -608,9 +632,8 @@ def _add_file_to_structures(vault_name: str, file_info: Dict[str, Any]):
             _file_lookup[key] = []
         _file_lookup[key].append(entry)
 
-    # Add to path_index
+    # Add to path_index — also ensures parent directories are present
     if vault_name in path_index:
-        # Check if already present (avoid duplicates)
         existing = {p["path"] for p in path_index[vault_name]}
         if rel_path not in existing:
             path_index[vault_name].append({
@@ -618,6 +641,8 @@ def _add_file_to_structures(vault_name: str, file_info: Dict[str, Any]):
                 "name": rel_path.rsplit("/", 1)[-1],
                 "type": "file",
             })
+        # Ensure all parent directories are in path_index
+        _ensure_parent_dirs_in_path_index(vault_name, rel_path, existing)
 
     _index_generation += 1