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81 lines
2.2 KiB
Python
81 lines
2.2 KiB
Python
from uuid import uuid4
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from django.db import models
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from django.conf import settings
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from django_countries.fields import CountryField
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from ckeditor_uploader.fields import RichTextUploadingField
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from metadata.models import (
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Property,
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Tag,
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)
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class Publisher(models.Model):
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name = models.CharField(max_length=200)
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country = CountryField(blank=True)
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website = models.URLField(blank=True)
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def __str__(self):
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return self.name
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class Author(models.Model):
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first_name = models.CharField(max_length=100)
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last_name = models.CharField(max_length=100)
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def __str__(self):
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return f"{self.last_name}, {self.first_name}"
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def short_name(self):
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return f"{self.last_name} {self.first_name[0]}."
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class Book(models.Model):
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uuid = models.UUIDField(primary_key=True, default=uuid4, editable=False)
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title = models.CharField(max_length=200)
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authors = models.ManyToManyField(Author)
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publisher = models.ForeignKey(Publisher, on_delete=models.CASCADE)
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ISBN = models.CharField(max_length=13, blank=True)
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language = models.CharField(
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max_length=7,
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choices=settings.LANGUAGES,
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default='en'
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)
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numbers_of_pages = models.SmallIntegerField(null=True, blank=True)
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publication_year = models.SmallIntegerField(null=True, blank=True)
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purchase_date = models.DateField(null=True, blank=True)
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tags = models.ManyToManyField(
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Tag, related_name="bookshelf", blank=True
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)
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notes = RichTextUploadingField(blank=True)
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creation_time = models.DateTimeField(auto_now_add=True)
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updated_time = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.title
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def publisher_name(self):
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return self.publisher.name
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# def get_absolute_url(self):
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# return reverse("rolling_stock", kwargs={"uuid": self.uuid})
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class BookProperty(models.Model):
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book = models.ForeignKey(
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Book,
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on_delete=models.CASCADE,
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null=False,
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blank=False,
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related_name="property",
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)
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property = models.ForeignKey(Property, on_delete=models.CASCADE)
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value = models.CharField(max_length=256)
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def __str__(self):
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return self.property.name
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class Meta:
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verbose_name_plural = "Properties"
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