feat: upload - deel 03.02 - Skipp all toegevoegd

webui/backend/app/api/routes_files.py

@@ -37,10 +37,11 @@ async def delete(
 @router.post("/upload", response_model=UploadResponse)
 async def upload(
     target_path: str = Form(...),
+    overwrite: bool = Form(False),
     file: UploadFile = File(...),
     service: FileOpsService = Depends(get_file_ops_service),
 ) -> UploadResponse:
-    return service.upload(target_path=target_path, upload_file=file)
+    return service.upload(target_path=target_path, upload_file=file, overwrite=overwrite)
 
 
 @router.get("/view", response_model=ViewResponse)

webui/backend/app/fs/filesystem_adapter.py

@@ -140,8 +140,9 @@ class FilesystemAdapter:
             "modified": self.modified_iso(path),
         }
 
-    def write_uploaded_file(self, path: Path, file_stream, chunk_size: int = 1024 * 1024) -> dict:
-        with path.open("xb") as handle:
+    def write_uploaded_file(self, path: Path, file_stream, chunk_size: int = 1024 * 1024, overwrite: bool = False) -> dict:
+        mode = "wb" if overwrite else "xb"
+        with path.open(mode) as handle:
             while True:
                 chunk = file_stream.read(chunk_size)
                 if not chunk:

webui/backend/app/services/file_ops_service.py

@@ -204,7 +204,7 @@ class FileOpsService:
             self._record_history_error(operation="delete", path=path, error=error)
             raise error
 
-    def upload(self, target_path: str, upload_file) -> UploadResponse:
+    def upload(self, target_path: str, upload_file, overwrite: bool = False) -> UploadResponse:
         destination_relative = None
         history_path = target_path
         try:
@@ -216,14 +216,26 @@ class FileOpsService:
             resolved_destination = self._path_guard.resolve_path(destination_relative)
 
             if resolved_destination.absolute.exists():
-                raise AppError(
-                    code="already_exists",
-                    message="Target path already exists",
-                    status_code=409,
-                    details={"path": resolved_destination.relative},
-                )
+                if not overwrite:
+                    raise AppError(
+                        code="already_exists",
+                        message="Target path already exists",
+                        status_code=409,
+                        details={"path": resolved_destination.relative},
+                    )
+                if resolved_destination.absolute.is_dir():
+                    raise AppError(
+                        code="type_conflict",
+                        message="Cannot overwrite an existing directory",
+                        status_code=409,
+                        details={"path": resolved_destination.relative},
+                    )
 
-            saved = self._filesystem.write_uploaded_file(resolved_destination.absolute, upload_file.file)
+            saved = self._filesystem.write_uploaded_file(
+                resolved_destination.absolute,
+                upload_file.file,
+                overwrite=overwrite,
+            )
             self._record_history(
                 operation="upload",
                 status="completed",