def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['title'] = 'Creación de una Venta'
context['entity'] = 'Ventas'
context['list_url'] = self.success_url
context['action'] = 'add'
context['det'] = []
context['frmClient'] = ClientForm()
return context
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['title'] = 'Edición de una Venta'
context['entity'] = 'Ventas'
context['list_url'] = self.success_url
context['action'] = 'edit'
context['det'] = json.dumps(self.get_details_product())
context['frmClient'] = ClientForm()
return context
def post(self, request, *args, **kwargs):
data = {}
try:
action = request.POST['action']
if action == 'search_products':
data = []
ids_exclude = json.loads(request.POST['ids'])
term = request.POST['term'].strip()
products = Product.objects.filter(stock__gt=0)
if len(term):
products = products.filter(name__icontains=term)
for i in products.exclude(id__in=ids_exclude)[0:10]:
item = i.toJSON()
item['value'] = i.name
# item['text'] = i.name
data.append(item)
elif action == 'search_autocomplete':
data = []
ids_exclude = json.loads(request.POST['ids'])
term = request.POST['term'].strip()
data.append({'id': term, 'text': term})
products = Product.objects.filter(name__icontains=term,
stock__gt=0)
for i in products.exclude(id__in=ids_exclude)[0:10]:
item = i.toJSON()
item['text'] = i.name
data.append(item)
elif action == 'add':
with transaction.atomic():
vents = json.loads(request.POST['vents'])
sale = Sale()
sale.date_joined = vents['date_joined']
sale.cli_id = vents['cli']
sale.subtotal = float(vents['subtotal'])
sale.iva = float(vents['iva'])
sale.total = float(vents['total'])
sale.save()
for i in vents['products']:
det = DetSale()
det.sale_id = sale.id
det.prod_id = i['id']
det.cant = int(i['cant'])
det.price = float(i['pvp'])
det.subtotal = float(i['subtotal'])
det.save()
det.prod.stock -= det.cant
det.prod.save()
data = {'id': sale.id}
elif action == 'search_clients':
data = []
term = request.POST['term']
clients = Client.objects.filter(
Q(names__icontains=term) | Q(surnames__icontains=term)
| Q(dni__icontains=term))[0:10]
for i in clients:
item = i.toJSON()
item['text'] = i.get_full_name()
data.append(item)
elif action == 'create_client':
with transaction.atomic():
frmClient = ClientForm(request.POST)
data = frmClient.save()
else:
data['error'] = 'No ha ingresado a ninguna opción'
except Exception as e:
data['error'] = str(e)
return JsonResponse(data, safe=False)