from django.shortcuts import render
from django.shortcuts import render, redirect, get_object_or_404, reverse
from play.models import QuizGame, QuizGameParticipant
from library.models import QivipQuiz, QivipQuestion
from django.http import HttpResponseRedirect, HttpResponseNotFound

import json

# Create your views here.
def lobby(request, join_code):
    quiz_game = get_object_or_404(QuizGame, join_code=join_code)
    quiz = get_object_or_404(QivipQuiz, pk=quiz_game.quiz_id.id)
    context = {
        'quiz': quiz,
        'quiz_game': quiz_game,
    }

    if "host_id" in request.COOKIES:
        host_id = request.COOKIES['host_id']
        if host_id == quiz_game.host_id:
            context['host_id'] = host_id
            return render(request, 'play/lobby.html', context=context)

    if not "participant_id" in request.COOKIES:
        return redirect('play:create_participant', join_code=join_code)

    participant_id = request.COOKIES['participant_id']
    try:
        participant = QuizGameParticipant.objects.get(participant_id=participant_id)
        if not participant.quiz_game.join_code == join_code: # Teilnehmer dem richtigen Spiel hinzufügen
            participant.quiz_game = quiz_game
            participant.save()
    except QuizGameParticipant.DoesNotExist:
        return redirect('play:create_participant', join_code=join_code)

    context['participant'] = participant
    return render(request, 'play/lobby.html', context=context)

def create_participant(request, join_code):
    if "participant_id" in request.COOKIES:
        # Prüfe ob der Teilnehmer noch existiert
        participant_id = request.COOKIES['participant_id']
        try:
            participant = QuizGameParticipant.objects.get(participant_id=participant_id)
            return redirect('play:lobby', join_code=join_code)
        except QuizGameParticipant.DoesNotExist:
            # Cookie löschen wenn Teilnehmer nicht mehr existiert
            response = HttpResponseRedirect(request.path)
            response.delete_cookie('participant_id')
            return response
    if request.method == 'POST':
        display_name = request.POST.get('display_name')
        join_code = request.POST.get('join_code')
        try:
            quiz = QuizGame.objects.get(join_code=join_code)
            participant = QuizGameParticipant()
            participant.display_name = display_name
            participant.quiz_game = quiz
            participant.save()

            response = HttpResponseRedirect(reverse('play:lobby', kwargs={'join_code': join_code}))
            response.set_cookie('participant_id', participant.participant_id, max_age=3600)

            return response
        except QuizGame.DoesNotExist:
            # TODO: Fehlermeldung fuer nicht-existierendes Quiz
            pass

    return render(request, 'play/initialize_participant.html', {'join_code': join_code})

def create_game(request, quiz_id):
    try:
        quiz = QivipQuiz.objects.get(id=quiz_id)
        game = QuizGame()
        game.quiz_id = quiz
        game.host_id = game.generate_unique_id()
        game.save()

        response = HttpResponseRedirect(reverse('play:lobby', kwargs={'join_code': game.join_code}))
        response.set_cookie('host_id', game.host_id, max_age=3600)
        
        return response
    except QivipQuiz.DoesNotExist:
        return HttpResponseNotFound("Quiz nicht gefunden")
    

def join_game(request):
    if request.method == 'POST':
        join_code = request.POST.get('game_code')
        try:
            quiz = QuizGame.objects.get(join_code=join_code)
            return redirect('play:lobby', join_code=join_code)
        except QuizGame.DoesNotExist:
            # TODO: Mit message eine Fehlermeldung weitergeben (und im entsprechenden Template Designen)
            pass
    return render(request, 'play/join_game.html')

def question(request, join_code, question_id):
    question = get_object_or_404(QivipQuestion, pk=question_id)

    if question.data:
            question.data = json.loads(question.data)

    context = {
        'question': question,
    }

    return render(request, 'play/game/question_host.html', {'question': question, 'debug': "debug"})

def question_participant(request, join_code, question_id):
    question = get_object_or_404(QivipQuestion, pk=question_id)

    if question.data:
            question.data = json.loads(question.data)

    context = {
        'question': question,
    }

    return render(request, 'play/game/question_participant.html', {'question': question, 'debug': "debug"})