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support for created objects in _parse_change

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This commit is contained in:
Laura Klünder 2017-06-14 02:19:37 +02:00
parent a48ec42b9f
commit d0de6962b4
1 changed files with 12 additions and 6 deletions
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18
src/c3nav/editor/models.py
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@ -31,6 +31,7 @@ class ChangeSet(models.Model):
super().__init__(*args, **kwargs)
self.default_author = None
self.parsed = False
self.created_objects = {}
self.updated_existing = {}
self.deleted_existing = {}
self.m2m_add_existing = {}
@ -49,23 +50,28 @@ class ChangeSet(models.Model):
model = change.model_class
if change.action == 'create':
raise NotImplementedError
self.created_objects.setdefault(model, {})[change.pk] = {}
elif change.action == 'delete':
if change.existing_object_pk is not None:
self.deleted_existing.setdefault(model, set()).add(change.existing_object_pk)
else:
raise NotImplementedError
self.created_objects[model].pop(change.pk)
return
name = change.field_name
value = json.loads(change.field_value)
if change.existing_object_pk is None:
raise NotImplementedError
if change.action == 'update':
self.created_objects[model][name] = value
elif change.action == 'm2m_add':
self.created_objects[model].setdefault(name, set()).add(value)
elif change.action == 'm2m_remove':
self.created_objects[model][name].remove(value)
return
if change.action == 'update':
value = json.loads(change.field_value)
self.updated_existing.setdefault(model, {}).setdefault(change.obj_pk, {}).update({
change.field_name: value
})
self.updated_existing.setdefault(model, {}).setdefault(change.obj_pk, {})[name] = value
elif change.action == 'm2m_add':
m2m_remove_existing = self.m2m_remove_existing.get(model, {}).get(change.obj_pk, ())
if value in m2m_remove_existing: