from django.conf import settings
from django.http import HttpResponsePermanentRedirect


class UserCheckMiddleware:

    def process_request(self, request):

        #Paths
        inactive_path = settings.INACTIVE_USER_URL

        #First check if the user is logged in
        if request.user.is_authenticated():

            #Check if the user has a valid membership
            if not request.user.profile.is_valid_member:

                #Check if the path is the inactive_path to prevent endless redirectloop
                if not request.path in (inactive_path):
                    #Redirect to inactive_path
                    return HttpResponsePermanentRedirect(inactive_path)

class Profile(models.Model):
    user = models.OneToOneField(User)
    memberend = models.DateTimeField(blank=True, null=True)



    def is_valid_member(self):
        if self.memberend:
            #Return True if memberend is in the future and False if the date is in the past
            return self.memberend >= timezone.now()
        else:
            #Memberend is not set, the user is valid
            return True