# -*- coding: utf-8 -*-
#
from django.core.cache import cache

from assets.models import Asset, SystemUser
from users.models import User

from .const import USERS_CACHE_KEY, ASSETS_CACHE_KEY, SYSTEM_USER_CACHE_KEY


def get_session_asset_list():
    return Asset.objects.values_list('hostname', flat=True)


def get_session_user_list():
    return User.objects.exclude(role=User.ROLE_APP).values_list('username', flat=True)


def get_session_system_user_list():
    return SystemUser.objects.values_list('username', flat=True)


def get_user_list_from_cache():
    return cache.get(USERS_CACHE_KEY)


def get_asset_list_from_cache():
    return cache.get(ASSETS_CACHE_KEY)


def get_system_user_list_from_cache():
    return cache.get(SYSTEM_USER_CACHE_KEY)