fix bug of transaction, when is success do not manage inventory again

apps/pos_device/pos/api/v1/viewsets/device.py

@@ -130,6 +130,12 @@ class POSDeviceViewSet(viewsets.ModelViewSet, POSDeviceMixin):
                 "serial": device.serial,
                 "provider": organization.name,
                 "provider_tell": organization.phone,
+                "main_company": {
+                    "name": main_company.name,
+                    "phone": main_company.phone,
+                    "shaba": main_company.bank_information.all().first().sheba,  # noqa
+                    "amount": 400
+                }
             }, status=status.HTTP_401_UNAUTHORIZED)
 
         else:
@@ -147,6 +153,12 @@ class POSDeviceViewSet(viewsets.ModelViewSet, POSDeviceMixin):
                 "password": "****",
                 "provider": organization.name,
                 "provider_tell": organization.phone,
+                "main_company": {
+                    "name": main_company.name,
+                    "phone": main_company.phone,
+                    "shaba": main_company.bank_information.all().first().sheba,  # noqa
+                    "amount": 400
+                }
             }, status=status.HTTP_412_PRECONDITION_FAILED)
 
     @action(

apps/warehouse/migrations/0036_inventoryquotasaleitem_inventory_calculation.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0 on 2025-09-30 06:30
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('warehouse', '0035_inventoryquotasaletransaction_pos_date_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='inventoryquotasaleitem',
+            name='inventory_calculation',
+            field=models.BooleanField(default=False),
+        ),
+    ]

apps/warehouse/models.py

@@ -179,6 +179,7 @@ class InventoryQuotaSaleItem(BaseModel):
     is_pre_sale = models.BooleanField(default=False)
     additional = models.JSONField(default=dict)
     livestock_statistic = models.JSONField(default=dict)
+    inventory_calculation = models.BooleanField(default=False)
 
     @property
     def product(self):

apps/warehouse/pos/api/v1/serializers.py

@@ -23,6 +23,7 @@ from apps.product.models import (
 )
 from apps.warehouse import models as warehouse_models
 from apps.livestock.models import LiveStockType
+from django.db.models.signals import post_save
 from apps.core.models import SystemConfig
 from django.db.transaction import atomic
 from apps.warehouse.exceptions import (
@@ -143,7 +144,7 @@ class InventoryQuotaSaleTransactionSerializer(serializers.ModelSerializer):
                 # --- Case 1: success => only update items
                 if transaction.transaction_status == 'success':
                     for item_data in items_data:
-                        warehouse_models.InventoryQuotaSaleItem.objects.filter(
+                        qs = warehouse_models.InventoryQuotaSaleItem.objects.filter(
                             Q(transaction=transaction) & (
                                     Q(free_product_id=item_data.get('free_product', None)) |
                                     Q(gov_product_id=item_data.get('gov_product', None))
@@ -163,7 +164,7 @@ class InventoryQuotaSaleTransactionSerializer(serializers.ModelSerializer):
                     'transaction_date',
                 ]:
                     if field in validated_data:
-                        setattr(transaction, field, validated_data)
+                        setattr(transaction, field, validated_data[field])
 
                 transaction.save(update_fields=[
                     'transaction_status',
@@ -178,12 +179,19 @@ class InventoryQuotaSaleTransactionSerializer(serializers.ModelSerializer):
 
                 # items can change
                 for item_data in items_data:
-                    warehouse_models.InventoryQuotaSaleItem.objects.filter(
+                    items = warehouse_models.InventoryQuotaSaleItem.objects.filter(
                         Q(transaction=transaction) & (
                                 Q(free_product_id=item_data.get('free_product', None)) |
                                 Q(gov_product_id=item_data.get('gov_product', None))
                         )
-                    ).update(**item_data)
+                    )
+                    items.update(**item_data)
+
+                    # if transaction status updated as success, call signal for inventory management
+                    if validated_data['transaction_status'] == 'success':
+                        for sale_item in items:
+                            sale_item.inventory_calculation = True
+                            sale_item.save()
 
                 return transaction
 

apps/warehouse/signals.py

@@ -60,8 +60,10 @@ def update_distribution_warehouse_entry(sender, instance, **kwargs):
 @receiver(post_delete, sender=InventoryQuotaSaleItem)
 def update_distribution_warehouse_sold_and_balance(sender, instance: InventoryQuotaSaleItem, **kwargs):
     if instance.quota_distribution and not instance.quota_distribution.pre_sale:
-        warehouse_sold_and_balance(
-            quota_distribution=instance.quota_distribution,
-        )
+        # if transaction status is success and warehouse management Done once, inventory_calculation set to true
+        if instance.transaction.transaction_status == 'success' and instance.inventory_calculation is False:
+            warehouse_sold_and_balance(
+                quota_distribution=instance.quota_distribution,
+            )
     else:
         print("quota distribution is null - warehouse app signals")