from django.contrib.auth.models import User
from django.db import models
from django.db.models.signals import post_save
from django.dispatch import receiver


class UserProfile(models.Model):
    user = models.OneToOneField(to=User, on_delete=models.CASCADE)
    role = models.CharField(default='None', max_length=100)
    image = models.URLField(null=True, blank=True)
    name = models.CharField(default='None', max_length=100)


@receiver(post_save, sender=User)
def create_user_profile(sender, instance, created, **kwargs):
    if created:
        UserProfile.objects.create(user=instance)


@receiver(post_save, sender=User)
def save_user_profile(sender, instance, **kwargs):
    instance.userprofile.save()