from django.shortcuts import render, redirect
from django.contrib.auth import login, logout, authenticate
from django.views.decorators.http import require_http_methods
from django.views.decorators.csrf import ensure_csrf_cookie
from django.contrib.auth.decorators import permission_required
from django.conf import settings
import logging

webapplogger = logging.getLogger(__name__)
logging.basicConfig(format='[%(levelname)s]%(asctime)s %(message)s',
                    level=settings.LOGGERLEVEL, filename=settings.LOGPATH)


@require_http_methods(["GET"])
def main_index(request, *args, **kwargs):
    return render(request, "main_index.html", {})


@require_http_methods(["GET", "POST"])
@ensure_csrf_cookie
@permission_required('members.change_member', login_url='/login')
def admin_index(request, *args, **kwargs):
    return render(request, "admin_index.html", {})


@require_http_methods(["GET", "POST"])
def login_view(request, *args, **kwargs):
    if request.method == "POST":
        uname = request.POST.get("username", None)
        pw = request.POST.get("passwd", None)
        user = authenticate(username=uname, password=pw)
        if user is not None:
            login(request, user)
            original_site = request.GET.get("next", None) or "/"
            return redirect(original_site)
        return render(request, "login.html", {"error": "☹ Kirjautuminen kosahti. Yritä uudelleen!"})

    # user got here by a get request
    user = request.user
    if user.is_authenticated():
        # user shoud not be here authenticated with get but get rid if is
        return redirect("/")
    return render(request, "login.html", {})


@require_http_methods(["POST"])
def logout_view(request, *args, **kwargs):
    logout(request)
    return redirect("/")


@require_http_methods(["GET"])
def about_view(request, *args, **kwargs):
    return render(request, "about.html", {})