Implement delete folder API endpoint

brian_dashboard_manager/grafana/folder.py

@@ -6,17 +6,30 @@ from brian_dashboard_manager.grafana.utils.request import TokenRequest
 logger = logging.getLogger(__name__)
 
 
-def find_folder(token_request, title):
-    folders = get_folders(token_request)
+def delete_folder(request: TokenRequest, title, uid=None):
+    if uid:
+        r = request.delete(f'api/folders/{uid}')
+        return r is not None
+    else:
+        folder = find_folder(request, title, False)
+        if folder is None:
+            return True
+        r = request.delete(f'api/folders/{folder.get("uid")}')
+        logger.info(f'Deleted folder: {title}')
+        return r is not None
+
+
+def find_folder(request: TokenRequest, title, create=True):
+    folders = get_folders(request)
     try:
         folder = next(
             f for f in folders if f['title'].lower() == title.lower())
     except StopIteration:
         folder = None
 
-    if not folder:
+    if not folder and create:
         logger.info(f'Created folder: {title}')
-        folder = create_folder(token_request, title)
+        folder = create_folder(request, title)
     return folder