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Handle the case that no OutgoingInvoice exists in user_invoices and schwund_charts

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har0ke 2019-08-20 19:41:26 +02:00
parent a5e1b3e357
commit edbe0d94f6
1 changed files with 8 additions and 2 deletions
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10
main/views.py
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@ -124,7 +124,10 @@ def admin_invoice_detailed(request, invoice_date=None, pk=None):
@login_required
def schwund_charts(request):
dates, profits = zip(*OutgoingInvoice.objects.all().order_by("inventory__date").values_list("inventory__date", "profit"))
if OutgoingInvoice.objects.count() != 0:
dates, profits = zip(*OutgoingInvoice.objects.all().order_by("inventory__date").values_list("inventory__date", "profit"))
else:
dates, profits = [], []
pnn = Product.objects.values_list("pk", "name")
products, pnames = zip(*pnn)
id_to_pname = dict(pnn)
@ -217,7 +220,10 @@ def select_product(request):
def user_invoices(request):
dates_new = {}
latest_inv_pk, latest_inv_date = list(zip(*list(OutgoingInvoice.objects.values_list("pk", "date"))))
if OutgoingInvoice.objects.count() != 0:
latest_inv_pk, latest_inv_date = list(zip(*list(OutgoingInvoice.objects.values_list("pk", "date"))))
else:
latest_inv_pk, latest_inv_date = [], []
for position in (OutgoingInvoiceProductUserPosition.objects
.filter(user=request.user, productinvoice__invoice__in=latest_inv_pk)