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10408 add error message if already exists

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Arthur 2022-09-26 13:50:44 -07:00
parent 96784640e3
commit b833831bda
1 changed files with 10 additions and 1 deletions
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11
netbox/tenancy/models/contacts.py
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@ -1,5 +1,6 @@
from django.contrib.contenttypes.fields import GenericForeignKey
from django.contrib.contenttypes.models import ContentType
from django.core.exceptions import ValidationError
from django.db import models
from django.urls import reverse
from mptt.models import TreeForeignKey
@ -119,7 +120,7 @@ class Contact(NetBoxModel):
class Meta:
ordering = ['name']
unique_together = (
('group', 'name')
('group', 'name'),
)
def __str__(self):
@ -168,3 +169,11 @@ class ContactAssignment(WebhooksMixin, ChangeLoggedModel):
def get_absolute_url(self):
return reverse('tenancy:contact', args=[self.contact.pk])
def validate_unique(self, exclude=None):
if ContactAssignment.objects.exclude(pk=self.pk).filter(content_type=self.content_type, object_id=self.object_id, role=self.role, priority=self.priority).exists():
raise ValidationError({
'role': f'A contact assignment for this already exists.'
})
super().validate_unique(exclude=exclude)