from __future__ import unicode_literals

from rest_framework.viewsets import ModelViewSet

from ipam.models import Aggregate, IPAddress, Prefix, RIR, Role, Service, VLAN, VLANGroup, VRF
from ipam import filters
from extras.api.views import CustomFieldModelViewSet
from utilities.api import WritableSerializerMixin
from . import serializers


#
# VRFs
#

class VRFViewSet(WritableSerializerMixin, CustomFieldModelViewSet):
    queryset = VRF.objects.select_related('tenant')
    serializer_class = serializers.VRFSerializer
    write_serializer_class = serializers.WritableVRFSerializer
    filter_class = filters.VRFFilter


#
# Roles
#

class RoleViewSet(ModelViewSet):
    queryset = Role.objects.all()
    serializer_class = serializers.RoleSerializer


#
# RIRs
#

class RIRViewSet(ModelViewSet):
    queryset = RIR.objects.all()
    serializer_class = serializers.RIRSerializer
    filter_class = filters.RIRFilter


#
# Aggregates
#

class AggregateViewSet(WritableSerializerMixin, CustomFieldModelViewSet):
    queryset = Aggregate.objects.select_related('rir')
    serializer_class = serializers.AggregateSerializer
    write_serializer_class = serializers.WritableAggregateSerializer
    filter_class = filters.AggregateFilter


#
# Prefixes
#

class PrefixViewSet(WritableSerializerMixin, CustomFieldModelViewSet):
    queryset = Prefix.objects.select_related('site', 'vrf__tenant', 'tenant', 'vlan', 'role')
    serializer_class = serializers.PrefixSerializer
    write_serializer_class = serializers.WritablePrefixSerializer
    filter_class = filters.PrefixFilter


#
# IP addresses
#

class IPAddressViewSet(WritableSerializerMixin, CustomFieldModelViewSet):
    queryset = IPAddress.objects.select_related('vrf__tenant', 'tenant', 'interface__device', 'nat_inside')
    serializer_class = serializers.IPAddressSerializer
    write_serializer_class = serializers.WritableIPAddressSerializer
    filter_class = filters.IPAddressFilter


#
# VLAN groups
#

class VLANGroupViewSet(WritableSerializerMixin, ModelViewSet):
    queryset = VLANGroup.objects.select_related('site')
    serializer_class = serializers.VLANGroupSerializer
    write_serializer_class = serializers.WritableVLANGroupSerializer
    filter_class = filters.VLANGroupFilter


#
# VLANs
#

class VLANViewSet(WritableSerializerMixin, CustomFieldModelViewSet):
    queryset = VLAN.objects.select_related('site', 'group', 'tenant', 'role')
    serializer_class = serializers.VLANSerializer
    write_serializer_class = serializers.WritableVLANSerializer
    filter_class = filters.VLANFilter


#
# Services
#

class ServiceViewSet(WritableSerializerMixin, ModelViewSet):
    queryset = Service.objects.select_related('device')
    serializer_class = serializers.ServiceSerializer
    write_serializer_class = serializers.WritableServiceSerializer
    filter_class = filters.ServiceFilter
