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documents.py
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documents.py
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from django_elasticsearch_dsl import Document, fields
from django_elasticsearch_dsl.registries import registry
from core.common.utils import jsonify_safe, flatten_dict
from core.concepts.models import Concept
@registry.register_document
class ConceptDocument(Document):
class Index:
name = 'concepts'
settings = {'number_of_shards': 1, 'number_of_replicas': 0}
id = fields.KeywordField(attr='mnemonic', normalizer="lowercase")
name = fields.KeywordField(attr='display_name', normalizer="lowercase")
last_update = fields.DateField(attr='updated_at')
locale = fields.ListField(fields.KeywordField(attr='display_name'))
source = fields.KeywordField(attr='parent_resource', normalizer="lowercase")
owner = fields.KeywordField(attr='owner_name', normalizer="lowercase")
owner_type = fields.KeywordField(attr='owner_type')
source_version = fields.ListField(fields.KeywordField())
collection_version = fields.ListField(fields.KeywordField())
collection = fields.ListField(fields.KeywordField())
collection_owner_url = fields.ListField(fields.KeywordField())
public_can_view = fields.BooleanField(attr='public_can_view')
datatype = fields.KeywordField(attr='datatype', normalizer="lowercase")
concept_class = fields.KeywordField(attr='concept_class', normalizer="lowercase")
retired = fields.KeywordField(attr='retired')
is_active = fields.KeywordField(attr='is_active')
is_latest_version = fields.KeywordField(attr='is_latest_version')
extras = fields.ObjectField(dynamic=True)
class Django:
model = Concept
fields = [
'version',
]
@staticmethod
def prepare_locale(instance):
return list(
instance.names.filter(locale__isnull=False).distinct('locale').values_list('locale', flat=True)
)
@staticmethod
def prepare_source_version(instance):
return list(instance.sources.values_list('version', flat=True))
@staticmethod
def prepare_collection_version(instance):
return list(instance.collection_set.values_list('version', flat=True))
@staticmethod
def prepare_collection(instance):
return list(set(list(instance.collection_set.values_list('mnemonic', flat=True))))
@staticmethod
def prepare_collection_owner_url(instance):
return list({coll.parent_url for coll in instance.collection_set.select_related('user', 'organization')})
@staticmethod
def prepare_extras(instance):
value = {}
if instance.extras:
value = jsonify_safe(instance.extras)
if isinstance(value, dict):
value = flatten_dict(value)
return value or {}