fix final step

invoices/views.py

@@ -1105,7 +1105,7 @@ def delete_final_payment(request, instance_id, step_id, payment_id):
         return JsonResponse({'success': False, 'message': 'شما مجوز حذف تراکنش تسویه را ندارید'}, status=403)
     payment.delete()
     invoice.refresh_from_db()
-    
+
     # On delete, return to awaiting approval
     try:
         si, _ = StepInstance.objects.get_or_create(process_instance=instance, step=step)
@@ -1149,30 +1149,3 @@ def delete_final_payment(request, instance_id, step_id, payment_id):
         'remaining_amount': str(invoice.remaining_amount),
     }})
 
-
-@require_POST
-@login_required
-def approve_final_settlement(request, instance_id, step_id):
-    instance = get_object_or_404(ProcessInstance, id=instance_id)
-    step = get_object_or_404(instance.process.steps, id=step_id)
-    invoice = get_object_or_404(Invoice, process_instance=instance)
-    # Block approval if any remaining exists (positive or negative)
-    invoice.calculate_totals()
-    if invoice.remaining_amount != 0:
-        return JsonResponse({
-            'success': False,
-            'message': f"تا زمانی که مانده فاکتور صفر نشده امکان تایید نیست (مانده فعلی: {invoice.remaining_amount})"
-        })
-    # complete step
-    step_instance, _ = StepInstance.objects.get_or_create(process_instance=instance, step=step)
-    step_instance.status = 'completed'
-    step_instance.completed_at = timezone.now()
-    step_instance.save()
-    # move next
-    next_step = instance.process.steps.filter(order__gt=step.order).first()
-    redirect_url = reverse('processes:request_list')
-    if next_step:
-        instance.current_step = next_step
-        instance.save()
-        redirect_url = reverse('processes:step_detail', args=[instance.id, next_step.id])
-    return JsonResponse({'success': True, 'message': 'تسویه حساب نهایی ثبت شد', 'redirect': redirect_url})