Synnefo

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import datetime

from django.conf import settings

from django.db.models import Sum

from astakos.im.models import AstakosUser, Resource

from astakos.quotaholder_app.models import Holding

def get_public_stats():

    users = AstakosUser.objects.all()

    active = users.filter(is_active=True)

    return {"users": {"total": users.count(),

                      "active": active.count()}}

def get_astakos_stats():

    stats = {"datetime": datetime.datetime.now().strftime("%c")}

    resources = Resource.objects.values_list("name", flat=True)

    users = AstakosUser.objects.all()

    verified = users.filter(email_verified=True)

    active = users.filter(is_active=True)

    user_stats = {}

    user_stats["total"] = {"total": users.count(),

                           "verified": verified.count(),

                           "active": active.count(),

                           "usage": {}}

    for resource in resources:

        usage = Holding.objects.filter(resource=resource)\

                               .aggregate(summ=Sum("usage_max"))

        user_stats["total"]["usage"][resource] = int(usage["summ"])

    for provider in settings.ASTAKOS_IM_MODULES:

        users = AstakosUser.objects.filter(auth_providers__module=provider)

        verified = users.filter(email_verified=True)

        active = users.filter(is_active=True)

        user_stats[provider] = {"total": users.count(),

                                "verified": verified.count(),

                                "active": active.count(),

                                "usage": {}}

        users_uuids = users.values_list("uuid", flat=True)

        for resource in resources:

            usage = Holding.objects\

                           .filter(holder__in=users_uuids, resource=resource)\

                           .aggregate(summ=Sum("usage_max"))

            user_stats[provider]["usage"][resource] = int(usage["summ"])

    stats["users"] = user_stats

    return stats