zmiany w edycji listy przez usera

app.py

@@ -1527,18 +1527,20 @@ def edit_my_list(list_id):
     next_page = request.args.get("next") or request.referrer
 
     if request.method == "POST":
-        move_to_month = request.form.get("move_to_month")
+        move_to_month = request.form.get("move_to_month", "")
+
         if move_to_month:
             try:
                 year, month = map(int, move_to_month.split("-"))
                 new_created_at = datetime(year, month, 1, tzinfo=timezone.utc)
-                l.created_at = new_created_at
-                db.session.commit()
-                flash(
-                    f"Zmieniono datę utworzenia listy na {new_created_at.strftime('%Y-%m-%d')}",
-                    "success",
-                )
-                return redirect(next_page or url_for("main_page"))
+                if l.created_at is None or l.created_at.year != year or l.created_at.month != month:
+                    l.created_at = new_created_at
+                    db.session.commit()
+                    flash(
+                        f"Zmieniono datę utworzenia listy na {new_created_at.strftime('%Y-%m-%d')}",
+                        "success",
+                    )
+                    return redirect(next_page or url_for("main_page"))
             except ValueError:
                 flash("Nieprawidłowy format miesiąca", "danger")
                 return redirect(next_page or url_for("main_page"))
@@ -1574,10 +1576,14 @@ def edit_my_list(list_id):
         db.session.commit()
         flash("Zaktualizowano dane listy", "success")
         return redirect(next_page or url_for("main_page"))
- 
-    now = datetime.now()
-    current_year = now.year
-    current_month = f"{now.month:02d}"
+
+    if l.created_at:
+        selected_year = l.created_at.year
+        selected_month = f"{l.created_at.month:02d}"
+    else:
+        now = datetime.now()
+        selected_year = now.year
+        selected_month = f"{now.month:02d}"
 
     return render_template(
         "edit_my_list.html",
@@ -1585,11 +1591,12 @@ def edit_my_list(list_id):
         receipts=receipts,
         categories=categories,
         selected_categories=selected_categories_ids,
-        current_year=current_year,
-        current_month=current_month
+        current_year=selected_year,
+        current_month=selected_month,
     )
 
 
+
 @app.route("/delete_user_list/<int:list_id>", methods=["POST"])
 @login_required
 def delete_user_list(list_id):