from django.shortcuts import render, redirect
from django.contrib.auth import authenticate, login, logout
from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
from .models import Post
def auth(request):
    if request.user.is_authenticated():
        return redirect('/')
    elif request.method == 'POST':
        form_auth = AuthenticationForm(request.POST)
        username, password = request.POST.get('username', ''), request.POST.get('password', '')
        user = authenticate(username=username, password=password)
        if user is not None:
            login(request, user)
            return redirect("/")
    else:
        form_auth = AuthenticationForm()
    return render(request, "blog/auth.html", {'form_auth': form_auth})

def reg(request):
    if request.user.is_authenticated():
        return redirect('/')
    elif request.method == 'POST':
        form_reg = UserCreationForm(request.POST)
        if form_reg.is_valid():
            new_user = form_reg.save()
            return redirect('/auth/')
    else:
        form_reg = UserCreationForm()
    return render(request, "blog/reg.html", {'form_reg': form_reg})