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# -*- coding: utf-8 -*-
from rest_framework import serializers
from ..models import Asset, Node
__all__ = [
'NodeSerializer', "NodeAddChildrenSerializer",
"NodeAssetsSerializer",
]
class NodeSerializer(serializers.ModelSerializer):
assets_amount = serializers.IntegerField(read_only=True)
class Meta:
model = Node
fields = [
'id', 'key', 'value', 'assets_amount', 'org_id',
]
read_only_fields = [
'key', 'assets_amount', 'org_id',
]
def validate_value(self, data):
instance = self.instance if self.instance else Node.root()
children = instance.parent.get_children().exclude(key=instance.key)
values = [child.value for child in children]
if data in values:
raise serializers.ValidationError(
'The same level node name cannot be the same'
)
return data
class NodeAssetsSerializer(serializers.ModelSerializer):
assets = serializers.PrimaryKeyRelatedField(many=True, queryset=Asset.objects.all())
class Meta:
model = Node
fields = ['assets']
class NodeAddChildrenSerializer(serializers.Serializer):
nodes = serializers.ListField()