from decimal import Decimal
from django.urls import reverse
from django.utils import timezone

from django.http import JsonResponse, HttpResponseRedirect
from django.contrib.auth.models import User

from django.shortcuts import render, redirect
from django.db.models import Count, F

from comandas.models import Comanda, ProductComanda, StockMovement, StockMovementType
from clients.models import Client
from payments.models import Payments, somar
from orders.models import Order
from products.models import Product, ProductComponent
from mesas.models import Mesa
from gestaoRaul.decorators import group_required


@group_required(groupName='Garçom')
def comandas(request):
    comandas = Comanda.objects.filter(status__in=["OPEN", "PAYING"])
    mesas = Mesa.objects.all()
    return render(request, 'comandas.html', {'comandas': comandas, 'mesas': mesas})


@group_required(groupName='Garçom')
def viewComanda(request):
    config = {
        'taxa': False
        }
    id = request.GET.get('parametro')
    comanda_id = int(id)
    comanda = Comanda.objects.get(id=comanda_id)
    consumo = ProductComanda.objects.filter(comanda=comanda_id)
    parcial = Payments.objects.filter(comanda=comanda_id)
    mesas = Mesa.objects.all()
    clients = Client.objects.filter(active=True)
    products_ordenados = ProductComanda.maisVendidos()
    valores = somar(consumo,comanda)
    return render(request, 'viewcomanda.html', {'config':config, 'valores':valores,'parcials':parcial,'clients':clients,'comanda': comanda, 'consumo': consumo, 'products': products_ordenados[:15],'mesas':mesas})


@group_required(groupName='Garçom')
def createComanda(request):
    name = request.POST.get('name-comanda')
    if name == '' or name == None or request.POST.get('select-mesa') == '' or request.POST.get('select-mesa') == None:
        return HttpResponseRedirect(reverse('comandas'), status=400)
    mesa_id = int(request.POST.get('select-mesa'))
    mesa = Mesa.objects.get(id=mesa_id)
    comanda = Comanda(name=name, mesa=mesa, user=request.user)
    comanda.save()
    return redirect(reverse('viewcomanda') + f'?parametro={comanda.id}')


@group_required(groupName='Garçom')
def editComanda(request):
    name = request.POST.get('nameComanda')
    comanda = Comanda.objects.get(id=int(request.POST.get('h-comandaId')))
    mesa = Mesa.objects.get(id=int(request.POST.get('select-mesa')))
    comanda.mesa = mesa
    comanda.name = name
    comanda.save()
    return redirect('comandas')

@group_required(groupName='Gerente')
def addContaCliente(request):
   
    comandaId = int(request.POST.get('idComanda'))
    clientId = int(request.POST.get('select-client'))
    comanda = Comanda.objects.get(id=comandaId)
    client = Client.objects.get(id=clientId)
    comanda.client = client
    comanda.dt_close = timezone.now()
    comanda.status = 'FIADO'
    client.save()
    comanda.save()
    return redirect('comandas')

def notificacao(request):
    fifteen_hours_ago = timezone.now() - timezone.timedelta(hours=12)
    ordersPronto = Order.objects.filter(queue__gte=fifteen_hours_ago, finished__isnull=False)

    grupoGarcom = request.user.groups.filter(name='Garçom').exists()
    grupoGerente = request.user.groups.filter(name='Gerente').exists()

    if grupoGarcom == True and grupoGerente == False:
        if 'pronto' in request.COOKIES:
            cookiesPronto = int(request.COOKIES['pronto'])
            if len(ordersPronto) > cookiesPronto:
                return JsonResponse({
                        'notificacao': 'true',
                        'pronto':len(ordersPronto),
                        'titulo': ordersPronto[len(ordersPronto)-1].id_comanda.name,
                        'corpo': ordersPronto[len(ordersPronto)-1].id_product.name,
                    })
            else:
                return JsonResponse({
                        'notificacao': 'false',
                        'pronto': len(ordersPronto),
                    })
        else:
            return JsonResponse({
            'notificacao': 'true',
            'pronto':len(ordersPronto),
            'titulo': ordersPronto[len(ordersPronto)-1].id_comanda.name,
            'corpo': ordersPronto[len(ordersPronto)-1].id_product.name,
             })


    else:
        return JsonResponse({
            'notificacao': 'false',
            'pronto':len(ordersPronto),
             })



@group_required(groupName='Garçom')
def editOrders(request, productComanda_id, obs):
    order = Order.objects.get(productComanda=productComanda_id)
    order.obs = obs
    order.save()
    msg = JsonResponse({
            'type': 'broadcast',
              'message': obs, 
              'local':'cozinha',
                'tipo':'edit',
                  'id':order.id,
                  'speak': f'Pedido alterado!  {order.id_product.name}, é {obs}.'
                  }) 
    # asyncio.run(enviar_mensagem(msg))
    return JsonResponse({'status': 'ok', 'obs':order.obs})


@group_required(groupName='Garçom')
def closeComanda(request, comanda_id):
    comanda = Comanda.objects.get(id=comanda_id)
    comanda.status = "PAYING"
    comanda.save()
    return JsonResponse({'status': 'ok', 'obs':'order.obs'})

@group_required(groupName='Garçom')
def addProduct(request, product_id, comanda_id):
    config = {
        'taxa': False
        }
    obs = request.GET.get("obs")
    product_comanda = ProductComanda(comanda_id=comanda_id, product_id=product_id)
    product_comanda.save()

    product = Product.objects.get(id=product_id)
    comanda = Comanda.objects.get(id=comanda_id)
    user = User.objects.get(id=request.user.id)
    typeMovement = StockMovementType.objects.get(name="Venda - Comanda")

    StockMovement.subTransactionStock(
        product=product,
        movement_type=typeMovement,
        comanda=comanda,
        user=user,
        qtd=1,
        obs= "Adicionado na comanda"
    )

    parcial = Payments.objects.filter(comanda=comanda)
    if product.cuisine == True:
        order = Order(id_comanda=comanda, id_product=product, productComanda=product_comanda, obs='')
        order.save()
        msg = JsonResponse({
            'type': 'broadcast',
              'message': f"""
                                <div class="m-card" id="m-card-{order.id}">
                                <h4>{product.name}</h4>
                                <h4 id="obs-{order.id}"> {order.obs}</h4>
                                <h4>{comanda.name} - {comanda.mesa.name}</h4>
                                <h4> {order.queue.strftime("%d/%m/%Y - %H:%M")}</h4>
                                <h4> Atendente: {comanda.user.first_name}</h4>
                                <form method="path" action="/pedidos/preparing/{order.id}/">
                                <button class="btn-primary" type="submit">Preparar</button>
                                </form>
                                </div>
                                """, 
              'local':'cozinha',
                'tipo':'add',
                  'id':order.id,
                  'speak': f'Novo pedido!  {product.name}, para {comanda.name}.'
                  }) 
        try:
        # Chama a função async dentro da view normal
            async_to_sync(enviar_mensagem)(mensagem)

            # return JsonResponse({"status": "Mensagem enviada com sucesso"})

        except Exception as e:
            print("Erro add product websocket: ",e)
            # return JsonResponse({"status": "Erro", "erro": str(e)}, status=500)
        # asyncio.run(enviar_mensagem(msg))
    consumo = ProductComanda.objects.filter(comanda=comanda_id)
    valores = somar(consumo,comanda)
    
    return render(request, "htmx_components/comandas/htmx_list_products_in_comanda.html",{'config':config, 'valores':valores,'parcials':parcial,'consumo': consumo,'comanda':comanda})



def listProduct(request, comanda_id, product):
    if product == '*':
        allProducts = ProductComanda.maisVendidos()
    else:
        allProducts = Product.objects.filter(name__icontains=product)
    products = []
    for p in allProducts:
        if p.active == True:
            products.append(p)
    return render(request, "htmx_components/comandas/htmx_list_products.html", {"products": products[:15],'comanda_id':comanda_id})