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import datetime
import uuid
from decimal import Decimal
from django.db import models
from django.utils import timezone
try:
from PIL import Image
except ImportError:
Image = None
class Country(models.Model):
name = models.CharField(max_length=255)
iso_two_letter = models.CharField(max_length=2)
description = models.TextField()
class Meta:
constraints = [
models.UniqueConstraint(
fields=["iso_two_letter", "name"],
name="country_name_iso_unique",
),
]
class ProxyCountry(Country):
class Meta:
proxy = True
class ProxyProxyCountry(ProxyCountry):
class Meta:
proxy = True
class ProxyMultiCountry(ProxyCountry):
pass
class ProxyMultiProxyCountry(ProxyMultiCountry):
class Meta:
proxy = True
class Place(models.Model):
name = models.CharField(max_length=100)
class Meta:
abstract = True
class Restaurant(Place):
pass
class Pizzeria(Restaurant):
pass
class State(models.Model):
two_letter_code = models.CharField(max_length=2, primary_key=True)
class TwoFields(models.Model):
f1 = models.IntegerField(unique=True)
f2 = models.IntegerField(unique=True)
name = models.CharField(max_length=15, null=True)
class FieldsWithDbColumns(models.Model):
rank = models.IntegerField(unique=True, db_column="rAnK")
name = models.CharField(max_length=15, null=True, db_column="oTheRNaMe")
class UpsertConflict(models.Model):
number = models.IntegerField(unique=True)
rank = models.IntegerField()
name = models.CharField(max_length=15)
class NoFields(models.Model):
pass
class SmallAutoFieldModel(models.Model):
id = models.SmallAutoField(primary_key=True)
class BigAutoFieldModel(models.Model):
id = models.BigAutoField(primary_key=True)
class NullableFields(models.Model):
# Fields in db.backends.oracle.BulkInsertMapper
big_int_filed = models.BigIntegerField(null=True, default=1)
binary_field = models.BinaryField(null=True, default=b"data")
date_field = models.DateField(null=True, default=timezone.now)
datetime_field = models.DateTimeField(null=True, default=timezone.now)
decimal_field = models.DecimalField(
null=True, max_digits=2, decimal_places=1, default=Decimal("1.1")
)
duration_field = models.DurationField(null=True, default=datetime.timedelta(1))
float_field = models.FloatField(null=True, default=3.2)
integer_field = models.IntegerField(null=True, default=2)
null_boolean_field = models.BooleanField(null=True, default=False)
positive_big_integer_field = models.PositiveBigIntegerField(
null=True, default=2**63 - 1
)
positive_integer_field = models.PositiveIntegerField(null=True, default=3)
positive_small_integer_field = models.PositiveSmallIntegerField(
null=True, default=4
)
small_integer_field = models.SmallIntegerField(null=True, default=5)
time_field = models.TimeField(null=True, default=timezone.now)
auto_field = models.ForeignKey(NoFields, on_delete=models.CASCADE, null=True)
small_auto_field = models.ForeignKey(
SmallAutoFieldModel, on_delete=models.CASCADE, null=True
)
big_auto_field = models.ForeignKey(
BigAutoFieldModel, on_delete=models.CASCADE, null=True
)
# Fields not required in BulkInsertMapper
char_field = models.CharField(null=True, max_length=4, default="char")
email_field = models.EmailField(null=True, default="user@example.com")
file_field = models.FileField(null=True, default="file.txt")
file_path_field = models.FilePathField(path="/tmp", null=True, default="file.txt")
generic_ip_address_field = models.GenericIPAddressField(
null=True, default="127.0.0.1"
)
if Image:
image_field = models.ImageField(null=True, default="image.jpg")
slug_field = models.SlugField(null=True, default="slug")
text_field = models.TextField(null=True, default="text")
url_field = models.URLField(null=True, default="/")
uuid_field = models.UUIDField(null=True, default=uuid.uuid4)
class RelatedModel(models.Model):
name = models.CharField(max_length=15, null=True)
country = models.OneToOneField(Country, models.CASCADE, primary_key=True)
big_auto_fields = models.ManyToManyField(BigAutoFieldModel)
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