fixes

backend/database/Queries.py

@@ -282,7 +282,7 @@ def do_checkout(self, checkouts):
 
         self.session.commit()
 
-    def get_checkout_mail(self):
+    def get_checkout_mail(self,memberIDs):
         members: list[Member] = self.session.query(Member).all()
         checkouts = self.get_checkouts()
         if len(checkouts) > 2:
@@ -292,6 +292,9 @@ def get_checkout_mail(self):
             "{price,income,paid,name}"
             member_dict = {}
             for m in members:
+                if m.id not in memberIDs:
+                    continue
+
                 transactions: list[Transaction] = self.session.query(Transaction).filter(
                     Transaction.date > last_date, Transaction.member_id == m.id).all()
                 temp_dict = {}

backend/main.py

@@ -611,13 +611,12 @@ def put(self):
         Create a checkout
         """
         db.do_checkout(request.json)
-        mail_infos = db.get_checkout_mail()
+        memberids = [m["memberID"] for m in request.json['members']]
+        mail_infos = db.get_checkout_mail(memberids)
+
         if util.mail_server is not None:
-            memberids = [m["memberID"] for m in request.json['members']]
+            mail.send_checkout_mails(mail_infos)
 
-            filtered_mail_infos = [x for x in mail_infos if x['id'] in memberids]
-
-            mail.send_checkout_mails(filtered_mail_infos)
         return util.build_response("")
 
     @admin