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from __future__ import unicode_literals
from django.db import models
from django.utils.encoding import python_2_unicode_compatible
@python_2_unicode_compatible
class Place(models.Model):
name = models.CharField(max_length=50)
address = models.CharField(max_length=80)
def __str__(self):
return "%s the place" % self.name
@python_2_unicode_compatible
class Restaurant(models.Model):
place = models.OneToOneField(Place)
serves_hot_dogs = models.BooleanField(default=False)
serves_pizza = models.BooleanField(default=False)
def __str__(self):
return "%s the restaurant" % self.place.name
@python_2_unicode_compatible
class Bar(models.Model):
place = models.OneToOneField(Place)
serves_cocktails = models.BooleanField(default=True)
def __str__(self):
return "%s the bar" % self.place.name
class UndergroundBar(models.Model):
place = models.OneToOneField(Place, null=True)
serves_cocktails = models.BooleanField(default=True)
@python_2_unicode_compatible
class Favorites(models.Model):
name = models.CharField(max_length=50)
restaurants = models.ManyToManyField(Restaurant)
def __str__(self):
return "Favorites for %s" % self.name
class Target(models.Model):
pass
class Pointer(models.Model):
other = models.OneToOneField(Target, primary_key=True)
class Pointer2(models.Model):
other = models.OneToOneField(Target, related_name='second_pointer')
class HiddenPointer(models.Model):
target = models.OneToOneField(Target, related_name='hidden+')
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