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nk20/apps/note/tables.py
2019-08-15 23:08:15 +02:00

21 lines
692 B
Python

#!/usr/bin/env python
import django_tables2 as tables
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)