fix

core/apps/products/migrations/0007_alter_product_name.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.4 on 2025-10-06 18:14
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('products', '0006_alter_product_type'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='product',
+            name='name',
+            field=models.CharField(max_length=200, unique=True),
+        ),
+    ]

core/apps/products/models/product.py

@@ -12,7 +12,7 @@ class Product(BaseModel):
         ("SERVICE", 'xizmat')
     )
 
-    name = models.CharField(max_length=200)
+    name = models.CharField(max_length=200, unique=True)
     type = models.CharField(max_length=20, choices=TYPE, default="TANGIBLE")
     unity = models.ForeignKey(
         'products.Unity', on_delete=models.SET_NULL, related_name='products', null=True