duck-booking-tool/api/serializers.py
2015-10-19 17:09:16 +02:00

55 lines
1.8 KiB
Python

# -*- coding: utf-8 -*-
from django.core.exceptions import ImproperlyConfigured
from rest_framework import serializers
from booking.models import Duck, Competence, DuckCompetence
class NamespacedSerializer(serializers.HyperlinkedModelSerializer):
def __init__(self, *args, **kwargs):
if not hasattr(self.Meta, 'url_namespace') or self.Meta.url_namespace is None:
raise ImproperlyConfigured("namespace must be set!")
self.url_namespace = self.Meta.url_namespace
self.url_namespace = kwargs.pop('url_namespace',
self.url_namespace)
if not self.url_namespace.endswith(':'):
self.url_namespace += ':'
return super(NamespacedSerializer, self).__init__(*args, **kwargs)
def build_url_field(self, field_name, model_class):
field_class, field_kwargs = super(NamespacedSerializer, self) \
.build_url_field(field_name,
model_class)
view_name = field_kwargs.get('view_name')
if not view_name.startswith(self.url_namespace):
field_kwargs['view_name'] = self.url_namespace + view_name
return field_class, field_kwargs
class CompetenceSerializer(NamespacedSerializer):
class Meta:
url_namespace = 'api'
model = Competence
fields = ('url', 'name',)
class DuckCompetenceSerializer(NamespacedSerializer):
comp = CompetenceSerializer()
class Meta:
url_namespace = 'api'
model = DuckCompetence
fields = ('comp', 'up_minutes', 'down_minutes',)
class DuckSerializer(NamespacedSerializer):
competences = DuckCompetenceSerializer(many=True)
class Meta:
url_namespace = 'api'
model = Duck
fields = ('url', 'name', 'color', 'competences',)