from django.contrib import messages
from django.shortcuts import redirect, render
from django.utils.translation import gettext as _
from django.views.decorators.cache import never_cache
from django.views.decorators.csrf import csrf_protect
from django.views.decorators.debug import sensitive_post_parameters

from .. import auth
from ...users.forms.auth import AdminAuthenticationForm


@sensitive_post_parameters()
@csrf_protect
@never_cache
def login(request):
    if request.admin_namespace == "misago:admin":
        target = "misago"
    elif request.admin_namespace == "admin":
        target = "django"
    else:
        target = "unknown"

    form = AdminAuthenticationForm(request)

    if request.method == "POST":
        form = AdminAuthenticationForm(request, data=request.POST)
        if form.is_valid():
            auth.login(request, form.user_cache)
            return redirect("%s:index" % request.admin_namespace)

    return render(request, "misago/admin/login.html", {"form": form, "target": target})


@csrf_protect
@never_cache
def logout(request):
    if request.method == "POST":
        auth.remove_admin_authorization(request)
        messages.info(request, _("Your admin session has been closed."))
        return redirect("misago:index")
    return redirect("misago:admin:index")