from django.contrib.auth import authenticate, login, logout
from django.shortcuts import render, redirect
# from django.contrib import messages
# from django.views.decorators.cache import never_cache
# from django.views.decorators.http import require_http_methods


# from django.contrib.auth import authenticate, login
# from django.shortcuts import render, redirect

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 '/'
            return redirect(next_url)
        else:
            return render(request, 'authentification/login.html', {'error': 'Identifiants invalides'})
    return render(request, 'authentification/login.html')

# @never_cache
# # @require_http_methods(["GET", "POST"])
# def login_view(request):
#     """
#     Gère la connexion des utilisateurs avec redirection selon le rôle et 
#     vérification de l'acceptation de la politique d'utilisation.
#     """
#     # if request.user.is_authenticated:
#     #     next_url = request.GET.get('next', '')
#     #     if next_url:
#     #         return redirect(next_url)
#         # return redirect("gestion_conges:conge")

#     if request.method == 'POST':
#         email = request.POST.get('mail')
#         password = request.POST.get('mot_de_passe')
#         # next_url = request.POST.get('next', '')

#         if not (email and password):
#             messages.error(request, "Veuillez remplir tous les champs.")
#             return render(request, 'authentification/login.html')

#         user = authenticate(request, username=email, password=password)

#         if user is None or not user.is_active:
#             messages.error(request, "Nom d’utilisateur ou mot de passe incorrect ou le compte est inactif.")
#             return render(request, 'authentification/login.html')

#         login(request, user)

#         # if next_url:
#         #     return redirect(next_url)

#         # return redirect("gestion_conges:conge")


#     return render(
#         request, 
#         'authentification/login.html',
#         {
#             'next': request.GET.get('next', ''),
#         }
#     )

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