123 lines
3.2 KiB
Python
123 lines
3.2 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.utils.translation import gettext_lazy as _
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from django.core.validators import MinValueValidator, ValidationError
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from decimal import Decimal
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from bird.models import Bird
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CHOICE_CATEGORY = [
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("medical", _("Medizinisch")),
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("food", _("Nahrung")),
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("equipment", _("Ausrüstung")),
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("transport", _("Transport")),
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("other", _("Sonstiges")),
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]
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class Costs(models.Model):
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id = models.UUIDField(primary_key=True, default=uuid4, editable=False)
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# Main relationship - could be to Bird or FallenBird
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bird = models.ForeignKey(
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Bird,
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on_delete=models.SET_NULL,
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blank=True,
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null=True,
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verbose_name=_("Vogel"),
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related_name='costs'
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)
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id_bird = models.ForeignKey(
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"bird.FallenBird",
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on_delete=models.SET_NULL,
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blank=True,
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null=True,
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verbose_name=_("Patient"),
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related_name='costs'
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)
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# Cost details
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description = models.CharField(
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max_length=512,
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default="",
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verbose_name=_("Beschreibung")
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)
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amount = models.DecimalField(
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max_digits=10,
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decimal_places=2,
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validators=[MinValueValidator(Decimal('0.00'))],
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default=Decimal('0.00'),
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verbose_name=_("Betrag")
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)
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cost_date = models.DateField(
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null=True,
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blank=True,
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verbose_name=_("Kostendatum")
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)
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category = models.CharField(
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max_length=20,
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choices=CHOICE_CATEGORY,
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default="other",
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verbose_name=_("Kategorie")
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)
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# Additional fields expected by tests
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invoice_number = models.CharField(
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max_length=100,
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blank=True,
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null=True,
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verbose_name=_("Rechnungsnummer")
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)
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vendor = models.CharField(
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max_length=256,
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blank=True,
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null=True,
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verbose_name=_("Anbieter")
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)
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notes = models.TextField(
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blank=True,
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null=True,
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verbose_name=_("Notizen")
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)
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# Legacy field for backwards compatibility
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costs = models.DecimalField(
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max_digits=5,
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decimal_places=2,
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default="0.00",
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verbose_name=_("Betrag (legacy)"))
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created = models.DateField(
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auto_now_add=True,
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verbose_name=_("Gebucht am"))
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comment = models.CharField(
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max_length=512,
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blank=True,
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null=True,
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verbose_name=_("Bemerkungen"))
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user = models.ForeignKey(
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settings.AUTH_USER_MODEL,
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on_delete=models.CASCADE,
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verbose_name=_("Benutzer"))
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created_by = models.ForeignKey(
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settings.AUTH_USER_MODEL,
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on_delete=models.CASCADE,
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related_name='costs_created',
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null=True,
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blank=True,
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verbose_name=_("Erstellt von"))
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class Meta:
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verbose_name = _("Kosten")
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verbose_name_plural = _("Kosten")
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def clean(self):
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"""Validate that amount is not negative."""
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if self.amount and self.amount < 0:
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raise ValidationError(_("Betrag kann nicht negativ sein."))
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def __str__(self):
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return f"{self.description} - €{self.amount}"
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