From 1f8fd54c10dd80263d8df50b6a64ab32ac78b7e1 Mon Sep 17 00:00:00 2001
From: Andrey Smakotin <slamfromm@gmail.com>
Date: Mon, 29 Dec 2025 00:37:27 +0300
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB=D0=B5?=
 =?UTF-8?q?=D0=BD=D0=B0=20=D0=BF=D1=80=D0=BE=D0=B2=D0=B5=D1=80=D0=BA=D0=B0?=
 =?UTF-8?q?=20=D0=BD=D0=B0=20=D1=82=D1=80=D0=B0=D0=BD=D0=B7=D0=B0=D0=BA?=
 =?UTF-8?q?=D1=86=D0=B8=D0=B8=20=D0=BA=D0=BE=D1=88=D0=B5=D0=BB=D1=8C=D0=BA?=
 =?UTF-8?q?=D0=B0=20=D0=BF=D1=80=D0=B8=20=D1=83=D0=B4=D0=B0=D0=BB=D0=B5?=
 =?UTF-8?q?=D0=BD=D0=B8=D0=B8=20=D0=B7=D0=B0=D0=BA=D0=B0=D0=B7=D0=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Удаление заказа теперь блокируется если есть связанные
WalletTransaction (on_delete=PROTECT).

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 myproject/orders/templates/orders/order_detail.html | 2 +-
 myproject/orders/views.py                           | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/myproject/orders/templates/orders/order_detail.html b/myproject/orders/templates/orders/order_detail.html
index 232986f..3283771 100644
--- a/myproject/orders/templates/orders/order_detail.html
+++ b/myproject/orders/templates/orders/order_detail.html
@@ -26,7 +26,7 @@
             <a href="{% url 'orders:order-update' order.order_number %}" class="btn btn-primary">
                 <i class="bi bi-pencil"></i> Редактировать
             </a>
-            {% if order.status and order.status.code == 'draft' and order.amount_paid == 0 %}
+            {% if order.status and order.status.code == 'draft' and order.amount_paid == 0 and not order.wallet_transactions.exists %}
             <a href="{% url 'orders:order-delete' order.order_number %}" class="btn btn-danger">
                 <i class="bi bi-trash"></i> Удалить
             </a>
diff --git a/myproject/orders/views.py b/myproject/orders/views.py
index 26cfc08..d502432 100644
--- a/myproject/orders/views.py
+++ b/myproject/orders/views.py
@@ -434,6 +434,15 @@ def order_delete(request, order_number):
         )
         return redirect('orders:order-detail', order_number=order.order_number)
 
+    # Проверка: нельзя удалять заказы с транзакциями кошелька
+    if order.wallet_transactions.exists():
+        messages.error(
+            request,
+            'Удаление невозможно. Заказ имеет транзакции кошелька клиента. '
+            'Сначала удалите связанные транзакции.'
+        )
+        return redirect('orders:order-detail', order_number=order.order_number)
+
     if request.method == 'POST':
         order_number_saved = order.order_number
         order.delete()