nk20/apps/note/tables.py

26 lines
765 B
Python

#!/usr/bin/env python
import django_tables2 as tables
from django.db.models import F
from .models.transactions import Transaction
class HistoryTable(tables.Table):
class Meta:
attrs = {
'class':
'table table-bordered table-condensed table-striped table-hover'
}
model = Transaction
template_name = 'django_tables2/bootstrap.html'
sequence = ('...', 'total', 'valid')
total = tables.Column() #will use Transaction.total() !!
def order_total(self, QuerySet, is_descending):
# needed for rendering
QuerySet = QuerySet.annotate(
total=F('amount') *
F('quantity')).order_by(('-' if is_descending else '') + 'total')
return (QuerySet, True)