def edit_invoice():
sid = tree.hlist.info_selection()[0]
smi = _.dbm.session.query(_.dbm.ShipmentItem).get(sid)
if len(smi.invoiceitem):
invoice(_, invoice=smi.invoiceitem[0].invoice)
try:
for ref in _.refresh:
ref()
except AttributeError:
pass
def create_invoice():
"""Check if invoiceitem exists already. Currently limited to one."""
for shipment_id in tree.hlist.info_selection():
if len(_.dbm.session.query(_.dbm.ShipmentItem).get(shipment_id).invoiceitem) > 0:
return
invoice(_, tree.hlist.info_selection())
try:
for ref in _.refresh:
ref()
except AttributeError:
pass