class Profile(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE, related_name='profile')
bio = models.CharField(max_length=200, blank=True)
followers = models.ManyToManyField('Profile',
                                   related_name="followers_profile",
                                   blank=True, symmetrical=False)
following = models.ManyToManyField('Profile',
                                   related_name="following_profile",
                                   blank=True, symmetrical=False)
avatar_thumbnail = ProcessedImageField(upload_to='profile_images',
                                    processors=[ResizeToFill(320, 320)],
                                    format='JPEG',
                                    options={'quality': 40},
                                    blank=True)
feed_type = models.CharField(max_length=8, choices=GENDER_CHOICES,
                                default='Both')

# @receiver(post_save, sender=User)
# def create_user_profile(sender, instance, created, **kwargs):
#     if created:
#         Profile.objects.create(user=instance)
#
# @receiver(post_save, sender=User)
# def save_user_profile(sender, instance, **kwargs):
#     instance.profile.save()

def get_number_of_followers(self):
    if self.followers.count():
        return self.followers.count()
    else:
        return 0

def get_number_of_following(self):
    if self.following.count():
        return self.following.count()
    else:
        return 0
def __str__(self):
    return self.user.username

def signup(request):
form = UserCreateForm()

if request.method == 'POST':
    form = UserCreateForm(request.POST)
    if form.is_valid():
        form.save()
        user = User.objects.get(username=request.POST['username'])
        user_profile = Profile(user=user)
        user_profile.save()

        new_user = authenticate(username=form.cleaned_data['username'],
                                password=form.cleaned_data['password1'])
        login(request,new_user)
        return redirect('index')
return render(request, 'userapp/signup.html', {
    'form': form
})

class UserCreateForm(UserCreationForm):
email = forms.EmailField(required=True)

class Meta:
    model = User
    fields = {"username", "email", "password1","password2"}

def save(self, commit=True):
    user = super(UserCreateForm, self).save(commit=False)
    user.email =self.cleaned_data["email"]
    if commit:
        user.save()
    return user