feat!: Rewrite major parts of the file browser

backend/capellacollab/core/responses.py

@@ -178,3 +178,39 @@ class SVGResponse(fastapi.responses.Response):
             }
         }
     }
+
+
+class ZIPFileResponse(fastapi.responses.StreamingResponse):
+    """Custom error class for zip-file responses.
+
+    To use the class as response class, pass the following parameters
+    to the fastapi route definition.
+
+    ```python
+    response_class=fastapi.responses.Response
+    responses=responses.ZIPFileResponse.responses
+    ```
+
+    Don't use ZIPFileResponse as response_class as this will also change the
+    media type for all error responses, see:
+    https://github.com/tiangolo/fastapi/discussions/6799
+
+    To return an ZIP-file response in the route, use:
+
+    ```python
+    return responses.ZIPFileResponse(
+        file_generator(),
+    )
+    ```
+    """
+
+    media_type = "application/zip"
+    responses: dict[int | str, dict[str, t.Any]] | None = {
+        200: {
+            "content": {
+                "application/zip": {
+                    "schema": {"type": "string", "format": "binary"}
+                }
+            }
+        }
+    }

backend/capellacollab/sessions/files/routes.py

@@ -9,6 +9,7 @@
 import fastapi
 from fastapi import responses
 
+from capellacollab.core import responses as core_responses
 from capellacollab.sessions import injectables as sessions_injectables
 from capellacollab.sessions import models as sessions_models
 from capellacollab.sessions import operators
@@ -35,7 +36,7 @@
         raise exceptions.SessionFileLoadingFailedError()
 
 
-@router.post("")
+@router.post("", status_code=204)
 def upload_files(
     files: list[fastapi.UploadFile],
     session: sessions_models.DatabaseSession = fastapi.Depends(
@@ -55,7 +56,6 @@
             file.file.seek(0)
 
             assert file.filename
-            file.filename = file.filename.replace(" ", "_")
             tar.addfile(
                 tar.gettarinfo(arcname=file.filename, fileobj=file.file),
                 fileobj=file.file,
@@ -66,20 +66,18 @@
 
     operators.get_operator().upload_files(session.id, tar_bytes)
 
-    return {"message": "Upload successful"}
 
-
-@router.get("/download", response_class=responses.StreamingResponse)
+@router.get(
+    "/download",
+    response_class=responses.StreamingResponse,
+    responses=core_responses.ZIPFileResponse.responses,
+)
 def download_file(
-    filename: str,
+    path: str,
     session: sessions_models.DatabaseSession = fastapi.Depends(
         sessions_injectables.get_existing_session
     ),
-) -> responses.StreamingResponse:
-    return responses.StreamingResponse(
-        operators.get_operator().download_file(session.id, filename),
-        headers={
-            "content-disposition": 'attachment; filename=f"{filename}.zip"',
-            "content-type": "application/zip",
-        },
+) -> core_responses.ZIPFileResponse:
+    return core_responses.ZIPFileResponse(
+        operators.get_operator().download_file(session.id, path),
     )

backend/capellacollab/sessions/operators/k8s.py

@@ -1085,13 +1085,13 @@ def upload_files(
             )
             raise
 
-    def download_file(self, _id: str, filename: str) -> t.Iterable[bytes]:
+    def download_file(self, _id: str, path: str) -> t.Iterable[bytes]:
         pod_name = self._get_pod_name(_id)
         try:
             exec_command = [
                 "bash",
                 "-c",
-                f"zip -qr /tmp/archive.zip '{shlex.quote(filename)}' && base64 /tmp/archive.zip && rm -f /tmp/archive.zip",
+                f"zip -qr - {shlex.quote(path)} | base64",
             ]
             stream = kubernetes.stream.stream(
                 self.v1_core.connect_get_namespaced_pod_exec,

frontend/src/app/sessions/service/session.service.ts

@@ -9,6 +9,7 @@ import {
   SessionProvisioningRequest,
   SessionsService,
   SessionConnectionInformation,
+  FileTree,
 } from 'src/app/openapi';
 import { SessionHistoryService } from 'src/app/sessions/user-sessions-wrapper/create-sessions/create-session-history/session-history.service';
 
@@ -223,10 +224,9 @@ export interface SessionState {
   success: boolean;
 }
 
-export interface PathNode {
-  path: string;
-  name: string;
-  type: 'file' | 'directory';
-  isNew: boolean;
+export type PathNode = Omit<FileTree, 'children'> & {
+  isNew?: boolean;
+  isModified?: boolean;
+  isExpanded?: boolean;
   children: PathNode[] | null;
-}
+};