Label edit functionality added

backend/app/api/admin.py

@@ -10,7 +10,7 @@ from pydantic import BaseModel
 
 from backend.app.api.dependencies import require_admin
 from backend.app.database import get_connection, hash_password
-from backend.app.services.link_service import delete_label
+from backend.app.services.link_service import delete_label, update_label
 from backend.app.services.email_service import (
     get_smtp_settings,
     save_smtp_settings,
@@ -35,6 +35,10 @@ class AdminPluginUpdate(BaseModel):
     config: dict | None = None
 
 
+class AdminLabelUpdate(BaseModel):
+    name: str
+
+
 class AdminUserCreate(BaseModel):
     username: str
     email: str
@@ -304,6 +308,18 @@ def admin_delete_label(label_id: str, current_user: dict = Depends(require_admin
     return {'status': 'deleted', 'id': label_id}
 
 
+@router.put('/labels/{label_id}')
+def admin_edit_label(label_id: str, payload: AdminLabelUpdate, current_user: dict = Depends(require_admin)):
+    try:
+        result = update_label(label_id, user_id=current_user['id'], name=payload.name, is_admin=True)
+    except ValueError as error:
+        raise HTTPException(status_code=409, detail=str(error)) from error
+    if result is None:
+        raise HTTPException(status_code=404, detail='Label not found')
+    record_audit_event(current_user['id'], 'label_updated', 'label', label_id)
+    return result
+
+
 @router.get('/labels')
 def admin_list_labels(_: dict = Depends(require_admin)):
     with get_connection() as conn:

backend/app/api/dependencies.py

@@ -38,6 +38,22 @@ def get_current_user(
     return dict(user)
 
 
+def get_optional_current_user(
+    credentials: HTTPAuthorizationCredentials | None = Depends(bearer_scheme),
+) -> dict | None:
+    if credentials is None or credentials.scheme.lower() != 'bearer':
+        return None
+    token_data = validate_token(credentials.credentials)
+    if token_data is None:
+        return None
+    with get_connection() as conn:
+        user = conn.execute(
+            'SELECT * FROM users WHERE id = ?',
+            (token_data['user_id'],),
+        ).fetchone()
+    return dict(user) if user else None
+
+
 def require_admin(user: dict = Depends(get_current_user)):
     if not user['is_admin']:
         raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail='Administrator access required')

backend/app/api/links.py

@@ -2,10 +2,11 @@
 ## SPDX-License-Identifier: GPL-3.0-or-later
 
 import json
-from fastapi import APIRouter, Header, HTTPException, Response, status
+from fastapi import APIRouter, Depends, Header, HTTPException, Response, status
 import logging
 from pydantic import BaseModel
 
+from backend.app.api.dependencies import get_optional_current_user
 from backend.app.services.link_service import create_link, delete_link, find_owned_link_by_title_url, get_link_tags, get_owned_link, list_public_links, list_tags, mark_mastodon_posted, update_link
 from backend.app.database import get_connection
 from backend.app.services.plugin_manager import plugin_manager
@@ -33,8 +34,9 @@ class LinkUpdate(BaseModel):
 
 
 @router.get('/tags')
-def available_tags():
-    return list_tags()
+def available_tags(user: dict | None = Depends(get_optional_current_user)):
+    user_id = user['id'] if user else None
+    return list_tags(user_id=user_id)
 
 
 @router.get('/scrape')