X-Problem gelöst

controllers/session_controller.py

@@ -129,10 +129,14 @@ class SessionController(QObject):
             Dict mit success, account_id und message
         """
         try:
+            # Platform-Name standardisieren
+            from domain.value_objects.platform_name import PlatformName
+            platform_obj = PlatformName(platform)
+            
             # Account in DB speichern
             from datetime import datetime
             account_record = {
-                "platform": platform.lower(),
+                "platform": platform_obj.canonical,  # Verwendet kanonischen Namen (lowercase)
                 "username": account_data.get("username", ""),
                 "password": account_data.get("password", ""),
                 "email": account_data.get("email", ""),
@@ -142,6 +146,18 @@ class SessionController(QObject):
             }
             
             account_id = self.db_manager.add_account(account_record)
+            
+            # Prüfe ob DB-Operation erfolgreich war
+            if account_id == -1 or account_id is None:
+                error_msg = f"Fehler beim Speichern des Accounts {account_record['username']} in der Datenbank"
+                logger.error(error_msg)
+                return {
+                    'success': False,
+                    'account_id': None,
+                    'error': error_msg,
+                    'message': error_msg
+                }
+            
             logger.info(f"Account in Datenbank gespeichert: {account_record['username']} (ID: {account_id})")
             
             # Fingerprint für Account generieren