Fix: количество — только целое 0–99 (модели, формы, JS)

Made-with: Cursor

app/documents/forms.py

@@ -13,22 +13,32 @@ from django.forms import inlineformset_factory
 
 
 class CustomerOrderItemForm(forms.ModelForm):
+    quantity = forms.IntegerField(
+        min_value=0,
+        max_value=99,
+        widget=forms.NumberInput(attrs={"size": 3, "min": 0, "max": 99, "step": 1, "style": "width: 4ch"}),
+    )
+
     class Meta:
         model = CustomerOrderItem
         fields = ("product", "price", "currency", "quantity")
         widgets = {
             "price": forms.TextInput(attrs={"inputmode": "decimal", "class": "ws-price-input"}),
-            "quantity": forms.NumberInput(attrs={"size": 3, "min": 0, "max": 99, "style": "width: 4ch"}),
         }
 
 
 class SupplierOrderItemForm(forms.ModelForm):
+    quantity = forms.IntegerField(
+        min_value=0,
+        max_value=99,
+        widget=forms.NumberInput(attrs={"size": 3, "min": 0, "max": 99, "step": 1, "style": "width: 4ch"}),
+    )
+
     class Meta:
         model = SupplierOrderItem
         fields = ("product", "price", "currency", "quantity")
         widgets = {
             "price": forms.TextInput(attrs={"inputmode": "decimal", "class": "ws-price-input"}),
-            "quantity": forms.NumberInput(attrs={"size": 3, "min": 0, "max": 99, "style": "width: 4ch"}),
         }
 
 

app/documents/migrations/0003_quantity_integer_0_99.py

@@ -0,0 +1,25 @@
+# Generated by Django 5.2.11 on 2026-02-26 15:47
+
+import django.core.validators
+from decimal import Decimal
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('documents', '0002_add_customer_order_links'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='customerorderitem',
+            name='quantity',
+            field=models.DecimalField(decimal_places=0, default=Decimal('1'), max_digits=18, validators=[django.core.validators.MinValueValidator(0), django.core.validators.MaxValueValidator(99)], verbose_name='Количество'),
+        ),
+        migrations.AlterField(
+            model_name='supplierorderitem',
+            name='quantity',
+            field=models.DecimalField(decimal_places=0, default=Decimal('1'), max_digits=18, validators=[django.core.validators.MinValueValidator(0), django.core.validators.MaxValueValidator(99)], verbose_name='Количество'),
+        ),
+    ]

app/documents/models.py

@@ -3,6 +3,7 @@
 from decimal import Decimal
 from django.db import models
 from django.db.models import Sum
+from django.core.validators import MinValueValidator, MaxValueValidator
 from references.models import Currency, OrderKind, Client, Organization, Supplier, Employee, CashAccount, Product
 
 class CustomerOrder(models.Model):
@@ -43,7 +44,13 @@ class CustomerOrderItem(models.Model):
     product = models.ForeignKey(Product, on_delete=models.PROTECT, verbose_name="Товар")
     price = models.DecimalField("Цена", max_digits=18, decimal_places=2, default=Decimal("0"))
     currency = models.ForeignKey(Currency, on_delete=models.PROTECT, verbose_name="Валюта", null=True, blank=True)
-    quantity = models.DecimalField("Количество", max_digits=18, decimal_places=4, default=Decimal("1"))
+    quantity = models.DecimalField(
+        "Количество",
+        max_digits=18,
+        decimal_places=0,
+        default=Decimal("1"),
+        validators=[MinValueValidator(0), MaxValueValidator(99)],
+    )
     amount = models.DecimalField("Стоимость", max_digits=18, decimal_places=2, default=Decimal("0"), editable=False)
     class Meta:
         verbose_name = "Строка заказа клиента"
@@ -77,7 +84,13 @@ class SupplierOrderItem(models.Model):
     product = models.ForeignKey(Product, on_delete=models.PROTECT, verbose_name="Товар")
     price = models.DecimalField("Цена", max_digits=18, decimal_places=2, default=Decimal("0"))
     currency = models.ForeignKey(Currency, on_delete=models.PROTECT, verbose_name="Валюта", null=True, blank=True)
-    quantity = models.DecimalField("Количество", max_digits=18, decimal_places=4, default=Decimal("1"))
+    quantity = models.DecimalField(
+        "Количество",
+        max_digits=18,
+        decimal_places=0,
+        default=Decimal("1"),
+        validators=[MinValueValidator(0), MaxValueValidator(99)],
+    )
     amount = models.DecimalField("Стоимость", max_digits=18, decimal_places=2, default=Decimal("0"), editable=False)
     class Meta:
         verbose_name = "Строка заказа поставщику"