# formularz
class SignUpForm(UserCreationForm):
    first_name = forms.CharField(max_length=100)
    last_name = forms.CharField(max_length=100)
    email = forms.EmailField(max_length=250)

    class Meta:
        model = User
        fields = ['first_name', 'last_name', 'username', 'email', 'password1']
        labels = {
            'first_name': 'First name:',
            'last_name': 'Last name:',
            'username': 'Username:',
            'email': 'E-mail address:',
            'password1': 'Password1:'
        }

# widok
def sign_up(request):
    if request.method != 'POST':
        form = SignUpForm()
    else:
        form = SignUpForm(data=request.POST)

        if form.is_valid():
            new_user = form.save()
            authenticated_user = authenticate(username=new_user.username,
                                              password=request.POST['password1'])
            login(request, authenticated_user)
            return HttpResponseRedirect(reverse('works:index'))

    context = {'form': form}
    return render(request, 'users/register.html', context)