from django.utils.timezone import now
from paymentwall.pingback import Pingback
from django.contrib.auth import get_user_model
from apps.config.models import Config
from apps.content.models import Baner
from apps.payment.models import SchoolPayment

User = get_user_model()


def config(request):
    return {"config": Config.load()}


def baner(request):
    return {'baner': Baner.objects.filter(use=True).first()}


def is_summer_school_purchased(request):
    if request.user.is_authenticated:
        n = now().date()
        school_payment = SchoolPayment.objects.filter(
            user=request.user,
            status__in=[
                Pingback.PINGBACK_TYPE_REGULAR,
                Pingback.PINGBACK_TYPE_GOODWILL,
                Pingback.PINGBACK_TYPE_RISK_REVIEWED_ACCEPTED,
            ],
            date_start__lte=n,
            date_end__gte=n
        )
        return {'is_summer_school_purchased': school_payment.exists()}
    return {'is_summer_school_purchased': False}

def referrer(request):
    referrer = request.session.get('referrer')
    if referrer:
        try:
            referrer = User.objects.get(pk=referrer)
        except:
            referrer = None
    return {'referrer': referrer}