from __future__ import unicode_literals

from django.contrib.contenttypes.models import ContentType
from django.utils.translation import ugettext_lazy as _

from navigation import Link

from .permissions import permission_acl_view, permission_acl_edit


def get_kwargs_factory(variable_name):
    def get_kwargs(context):
        content_type = ContentType.objects.get_for_model(context[variable_name])
        return {'app_label': '"{}"'.format(content_type.app_label), 'model': '"{}"'.format(content_type.model), 'object_id': '{}.pk'.format(variable_name)}

    return get_kwargs


link_acl_delete = Link(permissions=[permission_acl_edit], tags='dangerous', text=_('Delete'), view='acls:acl_delete', args='resolved_object.pk')
link_acl_new = Link(permissions=[permission_acl_edit], text=_('New ACL'), view='acls:acl_new', kwargs=get_kwargs_factory('resolved_object'))
link_acl_list = Link(permissions=[permission_acl_view], text=_('ACLs'), view='acls:acl_list', kwargs=get_kwargs_factory('resolved_object'))
link_acl_permissions = Link(permissions=[permission_acl_edit], text=_('Permissions'), view='acls:acl_permissions', args='resolved_object.pk')