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Migrate default edition field to work model

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Fixes #281
This commit is contained in:
Mouse Reeve
2020-11-04 10:35:13 -08:00
parent be4f41335e
commit ff96835c2a
5 changed files with 43 additions and 15 deletions
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13
bookwyrm/models/book.py
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@ -139,29 +139,18 @@ class Work(Book):
''' a work (an abstract concept of a book that manifests in an edition) '''
# library of congress catalog control number
lccn = models.CharField(max_length=255, blank=True, null=True)
default_edition = models.ForeignKey('Edition', on_delete=models.PROTECT, null=True)
@property
def editions_path(self):
''' it'd be nice to serialize the edition instead but, recursion '''
return [e.remote_id for e in self.edition_set.all()]
@property
def default_edition(self):
''' best-guess attempt at picking the default edition for this work '''
ed = Edition.objects.filter(parent_work=self, default=True).first()
if not ed:
ed = Edition.objects.filter(parent_work=self).first()
return ed
activity_serializer = activitypub.Work
class Edition(Book):
''' an edition of a book '''
# default -> this is what gets displayed for a work
default = models.BooleanField(default=False)
# these identifiers only apply to editions, not works
isbn_10 = models.CharField(max_length=255, blank=True, null=True)
isbn_13 = models.CharField(max_length=255, blank=True, null=True)