from decouple import config
from django.contrib import messages
from django.contrib.auth import authenticate, login, logout
from django.shortcuts import redirect, render


def login_view(request):
    if request.method == 'POST':
        username = request.POST.get('mail')
        password = request.POST.get('mot_de_passe')
        user = authenticate(request, username=username, password=password)
        if user is not None:
            login(request, user)
            next_url = request.GET.get('next') or request.POST.get('next') or config("SIRH_LIEN")
            return redirect(next_url)
        else:
            messages.error(request, "L'adresse mail ou le mot de passe est invalide. Veuillez réessayer.")
            return render(request, 'authentification/login.html', {'error': 'Identifiants invalides'})
    return render(request, 'authentification/login.html')

def deconnexion_view(request):
    """Gère la déconnexion de l'utilisateur."""
    logout(request)
    return redirect('login')