from django.shortcuts import render, get_object_or_404
from django.contrib.auth.decorators import login_required
from django.views.decorators.http import require_http_methods
from django.http import HttpResponse, HttpResponseRedirect

from jumpers.models import Jumper
from .models import Chrono
from .forms import ChronoForm

@login_required
# @require_http_methods(["GET"])
def chrono_listing(request):
    """ Récupère la liste des chronos """
    chrono_list = Chrono.objects.all()
    context = {'chrono_list': chrono_list}
    return render(request, "chronos/list.html", context)


@login_required
@require_http_methods(["GET", "POST"])
def chrono_create_or_update(request, chronoid=None, jumperid=None):
    """ Création ou modification d'un chrono.
    """

    if chronoid:
        chrono = get_object_or_404(Chrono, pk=chronoid)
        data = {
            "jumper": chrono.jumper.id,
            "jumper_related": str(chrono.jumper),
        }
    else:
        chrono = None
        data = None

    if request.method == "POST":
        form = ChronoForm(request.POST, instance=chrono)

        if form.is_valid():
            form.save()
            if chronoid is not None:
                return HttpResponseRedirect("/chrono/" + str(chronoid) + "/")
            elif jumperid is not None:
                return HttpResponseRedirect(
                    "/jumper/" + str(jumperid)
                )
            else:
                return HttpResponseRedirect("/chrono/")

    else:
        if data is None and jumperid is not None:
            jumper = get_object_or_404(Jumper, pk=jumperid)
            data = {"jumper": jumperid, "jumper_related": jumper}

        form = ChronoForm(instance=chrono, initial=data)

    context = {"form": form, "chronoid": chronoid}
    return render(request, "chronos/create.html", context)