from django.shortcuts import render
from django.http import HttpResponse
from django.http import JsonResponse
from django.contrib.auth.decorators import login_required
from .models import Clientes,Timbres,saldoModel,ErroresTimbres
from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
from django.db.models import Q
import datetime
from django.views.generic.edit import UpdateView
from .forms import ClienteForm
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.mixins import UserPassesTestMixin

@login_required
def index(request):

    clientes_list = Clientes.objects.all()


    page = request.GET.get('page', 1)

    search = request.GET.get('search',None)
    rfcc = request.GET.get('rfcc', None)
    if rfcc:
        clientes_list = Clientes.objects.filter(Q(RFC__icontains=search))

    paginator = Paginator(clientes_list, 1)

    try:
        clientes = paginator.page(page)
    except PageNotAnInteger:
        clientes = paginator.page(1)
    except EmptyPage:
        clientes = paginator.page(paginator.num_pages)
    context = {
        'clientes':clientes,

    }
    return render(request,'Clientes/index.html',context)


def add_timbre(request):
    uuid= request.GET.get('uuid', None)
    rfcc= request.GET.get('rfcc', None)
    fecha=request.GET.get('fecha', None)
    folio=request.GET.get('folio', None)
    serie=request.GET.get('serie', None)
    tipo=request.GET.get('tipo', None)
    rfcp=request.GET.get('rfcp', None)
    obj={
            'uuid':uuid,
            'rfcc':rfcc,
            'fecha':fecha,
            'folio':folio,
            'serie':serie,
            'tipo':tipo,
            'rfcp':rfcp
        }
    try:
        obj = Timbres.objects.create(**obj)
        return HttpResponse('ok')
    except Exception as e:
        obj = ErroresTimbres.objects.create(
            uuid=uuid,
            description=e,
            rfcc=rfcc,
            folio=folio
        )
        return HttpResponse(e)


def pageFunc(page,qs,per_page):
    paginator = Paginator(qs,per_page)
    try:
        qs = paginator.page(page)
    except PageNotAnInteger:
        qs = Paginator.page(1)
    except EmptyPage:
        qs = paginator.page(paginator.num_pages)
    return qs


@login_required
def timbres_cliente(request, RFC):
    lista = Timbres.objects.filter(rfcc=RFC)

    search = request.GET.get('search',None)
    page = request.GET.get('page', 1)
    datepicker    = request.GET.get('datepicker', None)
    datepickerFin = request.GET.get('datepickerFin', None)
    tipo = request.GET.get('tipo',None)


    filters = {key:value for (key,value) in dict(request.GET).items() if value !=None}

    if tipo:
        lista = lista.filter(Q(tipo__icontains=search))

    if datepicker and datepickerFin:
        inicio = [int(i) for i in datepicker.split("/")]
        fin    = [int(i) for i in datepickerFin.split("/")]
        inicio.sort(reverse=True)
        fin.sort(reverse=True)
        start   = datetime.datetime(inicio[0],inicio[2],inicio[1])
        start   += datetime.timedelta(days=0)
        end     = datetime.datetime(fin[0],fin[2],fin[1])
        end     += datetime.timedelta(days=1)
        print('start',start, 'end',end)

        lista = lista.filter(created_at__range=[start, end])

    conteo = lista.count()
    pageFunc(page,lista,1)

    context ={
        'lista':lista,
        'conteo':conteo,
        'RFC':RFC
    }
    return render(request, 'Clientes/timbres_cliente.html', context)

def saldo_funct(request):
    timbres=request.GET.get('num',None)
    try:
        Saldo = saldoModel.objects.first()
        Saldo.saldo=timbres
        Saldo.save()
    except:
        Saldo = saldoModel.objects.create(saldo=int(timbres))

    return JsonResponse({'data':Saldo.saldo})


class ClientesUpdateView(UserPassesTestMixin,LoginRequiredMixin,UpdateView):
    model= Clientes
    form_class=ClienteForm
    success_url='/'
    template_name='Clientes/edit_cliente.html'

    def test_func(self):
        #self.request.user.groups.all()
        return self.request.user.groups.filter(name= 'admin_soft')