"""
The common views of the different organisations.
- Authentication
- Profile edition
"""

from django.shortcuts import render, redirect
from django.contrib.auth.decorators import login_required
from django.contrib.auth.models import User
from django.contrib.auth.views import (
    login as django_login, logout as django_logout
)

from .forms import ProfileForm, UserForm


def login(request):
    if request.user.is_authenticated():
        return redirect("cof.views.home")
    context = {}
    # Fetch the next page from the request data
    if request.method == "GET" and 'next' in request.GET:
        context['next'] = request.GET['next']
    return render(request, "gestion/login_switch.html", context)


def login_ext(request):
    if request.method == "POST" and "username" in request.POST:
        try:
            user = User.objects.get(username=request.POST["username"])
            if user.profile.login_clipper:
                return render(request, "gestion/error.html",
                              {"error_type": "use_clipper_login"})
            if not user.has_usable_password() or user.password in ("", "!"):
                return render(request, "gestion/error.html",
                              {"error_type": "no_password"})
        except User.DoesNotExist:
            pass
    context = {}
    # Fetch the next page from the request data
    if request.method == "GET" and 'next' in request.GET:
        context['next'] = request.GET['next']
    if request.method == "POST" and 'next' in request.POST:
        context['next'] = request.POST['next']
    return django_login(request, template_name='gestion/login.html',
                        extra_context=context)


@login_required
def logout(request):
    if request.user.profile.login_clipper:
        return redirect("gestion:cas_logout")
    else:
        return django_logout(request)


@login_required
def profile(request):
    success = False
    user = request.user
    if request.method == "POST":
        user_form = UserForm(request.POST, instance=user)
        profile_form = ProfileForm(request.POST, instance=user.profile)
        if (user_form.is_valid() and profile_form.is_valid()):
            user_form.save()
            profile_form.save()
            success = True
    else:
        user_form = UserForm(instance=user)
        profile_form = ProfileForm(instance=user.profile)
    return render(request, "gestion/profile.html",
                  {"user_form": user_form, "profile_form": profile_form,
                   "success": success})