77 lines
2.2 KiB
Python
77 lines
2.2 KiB
Python
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from django.db import models
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from django.utils.translation import gettext_lazy as _
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from django.urls import reverse
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from shortuuid.django_fields import ShortUUIDField
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class RecipeManager(models.Manager):
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def get_queryset(self):
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return super().get_queryset() \
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.prefetch_related(
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models.Prefetch("steps", queryset=RecipeStep.objects.order_by("order"))
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)
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class Recipe(models.Model):
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uuid = ShortUUIDField(
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verbose_name=_("unique id"),
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max_length=22,
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length=22,
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help_text=_("the unique id that identifies this recipe."),
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)
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title = models.CharField(
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verbose_name=_("recipe title"),
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max_length=64,
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help_text=_("give the recipe a title, just so you know the recipe is for."),
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)
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created_by = models.ForeignKey(
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"User",
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related_name="recipes",
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db_index=True,
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db_column="created_by_user_id",
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on_delete=models.CASCADE,
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)
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created_at = models.DateTimeField(
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auto_now_add=True,
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)
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updated_at = models.DateTimeField(
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auto_now=True,
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)
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objects = RecipeManager()
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def __str__(self):
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return f"{self.title} by @{self.created_by.username}"
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def get_absolute_url(self):
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return reverse("recipe.show", kwargs={"uuid": self.uuid})
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class RecipeStep(models.Model):
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uuid = ShortUUIDField(
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verbose_name=_("step id"),
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max_length=22,
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length=22,
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help_text=_("the unique id that identifies this step."),
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)
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instructions = models.CharField(
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verbose_name=_("step instructions"),
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max_length=128,
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help_text=_("the instructions for this step of the recipe. try to keep it clear and concise!"),
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)
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order = models.IntegerField(
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verbose_name=_("step number"),
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default=0,
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db_index=True,
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help_text=_("which step in the recipe is this. this affects the order the recipe steps are shown."),
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)
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recipe = models.ForeignKey(
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"Recipe",
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related_name="steps",
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db_index=True,
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on_delete=models.CASCADE,
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)
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def __str__(self):
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return f"step #{self.order + 1} of {self.recipe}"
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