from django.shortcuts import render
from django.views.generic import ListView, CreateView, DetailView, UpdateView
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.mixins import PermissionRequiredMixin

from .models import Service, ServiceType, IPResource


class ServiceMixin(PermissionRequiredMixin):
    model = Service
    permission_required = 'services.change_service'


class ServiceList(ServiceMixin, ListView):
    pass


class ServiceDetail(LoginRequiredMixin, DetailView):
    def get_queryset(self):
        if self.request.user.is_superuser:
            return Service.objects.all()
        else:
            return Service.objects.filter(adhesion__pk__in=self.request.user.profile.adhesions.values_list('pk')) \
                        .order_by('-created')


class ServiceUpdate(ServiceMixin, UpdateView):
    fields = ['label', 'notes', 'active']


class ServiceTypeMixin(PermissionRequiredMixin):
    model = ServiceType
    permission_required = 'services.change_servicetype'


class ServiceTypeList(ServiceTypeMixin, ListView):
    pass


class ServiceTypeCreate(ServiceTypeMixin, CreateView):
    fields = ('name',)


class ServiceTypeDetail(ServiceTypeMixin, DetailView):
    pass


class ServiceTypeUpdate(ServiceTypeMixin, UpdateView):
    fields = ('name',)


class IPResourceMixin(PermissionRequiredMixin):
    model = IPResource
    permission_required = 'services.change_ipresource'


class IPResourceList(IPResourceMixin, ListView):
    pass


class IPResourceDetail(IPResourceMixin, DetailView):
    pass