94 lines
3.0 KiB
Python
94 lines
3.0 KiB
Python
import reversion
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from django.core.exceptions import ValidationError
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from django.db import models
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from utils.models import CampRelatedModel
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class InfoCategory(CampRelatedModel):
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class Meta:
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ordering = ["weight", "headline"]
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verbose_name_plural = "Info Categories"
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headline = models.CharField(
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max_length=100, help_text="The headline of this info category"
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)
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anchor = models.SlugField(
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help_text="The HTML anchor to use for this info category."
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)
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weight = models.PositiveIntegerField(
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help_text="Determines sorting/ordering. Heavier categories sink to the bottom. Categories with the same weight are ordered alphabetically. Defaults to 100.",
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default=100,
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)
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team = models.ForeignKey(
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"teams.Team",
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help_text="The team responsible for this info category.",
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on_delete=models.PROTECT,
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related_name="info_categories",
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)
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def clean(self):
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if InfoItem.objects.filter(
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category__team__camp=self.camp, anchor=self.anchor
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).exists():
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# this anchor is already in use on an item, so it cannot be used (must be unique on the page)
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raise ValidationError(
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{"anchor": "Anchor is already in use on an info item for this camp"}
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)
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@property
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def camp(self):
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return self.team.camp
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camp_filter = "team__camp"
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def __str__(self):
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return "%s (%s)" % (self.headline, self.camp)
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# We want to have info items under version control
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@reversion.register()
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class InfoItem(CampRelatedModel):
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class Meta:
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ordering = ["weight", "headline"]
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unique_together = (("anchor", "category"), ("headline", "category"))
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category = models.ForeignKey(
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"info.InfoCategory", related_name="infoitems", on_delete=models.PROTECT
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)
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headline = models.CharField(max_length=100, help_text="Headline of this info item.")
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anchor = models.SlugField(help_text="The HTML anchor to use for this info item.")
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body = models.TextField(help_text="Body of this info item. Markdown is supported.")
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weight = models.PositiveIntegerField(
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help_text="Determines sorting/ordering. Heavier items sink to the bottom. Items with the same weight are ordered alphabetically. Defaults to 100.",
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default=100,
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)
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@property
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def camp(self):
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return self.category.camp
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camp_filter = "category__team__camp"
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def clean(self):
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if (
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hasattr(self, "category")
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and InfoCategory.objects.filter(
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team__camp=self.category.team.camp, anchor=self.anchor
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).exists()
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):
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# this anchor is already in use on a category, so it cannot be used here (they must be unique on the entire page)
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raise ValidationError(
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{"anchor": "Anchor is already in use on an info category for this camp"}
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)
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def __str__(self):
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return "%s (%s)" % (self.headline, self.category)
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