# coding=UTF-8

from django.views.decorators.http import require_http_methods
from django.http import HttpResponse, HttpResponseRedirect
from django.contrib.auth.decorators import login_required
from django.shortcuts import render, get_object_or_404
from django.contrib.auth.models import User
from django.urls import reverse
from .forms import MessageForm
from .models import Message


# @login_required
def get_number_unreaded_message(request):
    """
    """
    # user = User.objects.get(pk=userid)
    number_unreaded_message = Message.objects.filter(reader=request.user).count()
    return number_unreaded_message


@login_required
@require_http_methods(["GET"])
def get_messages(request, message_type="received"):
    """
    """
    if message_type == "received":
        message_list = Message.objects.filter(reader=request.user)
    elif message_type == "sent":
        message_list = Message.objects.filter(writer=request.user)
    else:
        message_list = None

    context = {"message_list": message_list, "message_type": message_type}
    return render(request, "message_list.html", context)


@login_required
@require_http_methods(["GET"])
def get_message_received(request):
    """
    """
    return get_messages(request, "received")


@login_required
@require_http_methods(["GET"])
def get_message_sent(request):
    """
    """
    return get_messages(request, "sent")


@login_required
@require_http_methods(["GET"])
def get_message_details(request, messageid):
    """
    """
    message = get_object_or_404(Message, pk=messageid)
    if not message.is_read and message.reader == request.user.id:
        message.is_read = True
        message.save()

    context = {"message": message, "type": None}
    return render(request, "message_details.html", context)


@login_required
@require_http_methods(["GET"])
def delete_message(request, messageid):
    """
    """
    try:
        Message.objects.get(pk=messageid).delete()
    except:
        return HttpResponse(409)

    return HttpResponse(200)


@login_required
@require_http_methods(["GET", "POST"])
def compose_message(request):
    """
    """

    if request.method == "POST":
        form = MessageForm(request.POST)

        if form.is_valid():
            form.save()
            return HttpResponseRedirect(reverse("message_sent"))
        else:
            print("Form invalide")
    else:
        form = MessageForm()

    context = {"form": form, "writer": request.user.id}
    return render(request, "message_create.html", context)