113 lines
3.7 KiB
Python
113 lines
3.7 KiB
Python
from django.db import models
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from django.db.models import Prefetch
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from django.apps import apps
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class DeckNameTranslation(models.Model):
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id = models.AutoField(primary_key=True)
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name = models.CharField(max_length=64)
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deck = models.ForeignKey("Deck", on_delete=models.PROTECT, related_name='name_translations')
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language = models.CharField(max_length=64)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.name
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class CardNameTranslation(models.Model):
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id = models.AutoField(primary_key=True)
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name = models.CharField(max_length=64)
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card = models.ForeignKey("Card", on_delete=models.PROTECT, related_name='name_translations')
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language = models.CharField(max_length=64)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.name
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class RarityNameTranslation(models.Model):
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id = models.AutoField(primary_key=True)
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name = models.CharField(max_length=64)
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rarity = models.ForeignKey("Rarity", on_delete=models.PROTECT, related_name='name_translations')
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language = models.CharField(max_length=64)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.name
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class CardSet(models.Model):
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id = models.AutoField(primary_key=True)
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name = models.CharField(max_length=64)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.name
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class Deck(models.Model):
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id = models.AutoField(primary_key=True)
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name = models.CharField(max_length=64)
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hex_color = models.CharField(max_length=9)
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cardset = models.ForeignKey("CardSet", on_delete=models.PROTECT, related_name='decks')
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.name
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class Rarity(models.Model):
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id = models.AutoField(primary_key=True)
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normalized_id = models.IntegerField(null=False)
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name = models.CharField(max_length=64)
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icons = models.CharField(max_length=64)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def __str__(self):
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return self.name
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# Custom Manager for Card model
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class CardPrefetchManager(models.Manager):
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def get_queryset(self):
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return (
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super()
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.get_queryset()
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.select_related("cardset", "rarity")
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.prefetch_related(
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"decks",
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"decks__cardset",
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)
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)
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class CardManager(models.Manager):
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def get_queryset(self):
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return (
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super()
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.get_queryset()
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.select_related("cardset", "rarity")
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)
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class Card(models.Model):
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id = models.AutoField(primary_key=True)
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name = models.CharField(max_length=64)
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decks = models.ManyToManyField("Deck")
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cardset = models.ForeignKey("CardSet", on_delete=models.PROTECT, related_name='cards')
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cardnum = models.IntegerField()
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rarity = models.ForeignKey(Rarity, on_delete=models.PROTECT, related_name='cards')
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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# Use the custom manager to ensure optimized querysets everywhere.
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objects = CardPrefetchManager()
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objects_no_prefetch = CardManager()
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def __str__(self):
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# For display, we show the original rarity icons.
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return f"{self.name} {self.rarity.icons} {self.cardset.name}"
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@property
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def normalized_rarity(self):
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"""
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Returns the canonical rarity id for trade logic.
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"""
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return self.rarity.normalized_id
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