def update(self, instance, validated_data):
rows_data = validated_data.pop('rows')
purchase = Purchase.objects.get(pk=instance.id)
purchase.date = validated_data.pop('date',None)
purchase.credit = validated_data.pop('credit',False)
purchase.voucher_no = validated_data.pop('voucher_no')
purchase.party = validated_data.pop('party')
purchase.save()
for row_data in rows_data:
data = dict(row_data)
row_id = data.get('id', '')
if row_id:
row = PurchaseRow.objects.get(pk=row_id)
# if not row.item == data.get('item'):
# iv_account, status = InventoryAccount.objects.get_or_create(
# name=row.item.name, site_id=DEFAULT_PROJECT_ID, account_no=row.item.account.account_no)
# set_transactions(row, row.purchase.date, ['cr', iv_account, row.quantity])
# set_ledger_transactions(row, row.purchase.date, ['cr', row.item.ledger,
# row.quantity*row.rate-row.discount])
else:
row = PurchaseRow()
row.sn = data.get('sn')
row.item = data.get('item')
row.unit = data.get('unit','Pieces')
row.quantity = data.get('quantity',0.0)
row.is_vatable = data.get('is_vatable',True)
row.rate = data.get('rate', 0.0)
row.discount = data.get('discount',0.0)
row.purchase = purchase
row.save()
iv_account, status = InventoryAccount.objects.get_or_create(
name=row.item.name, site_id=DEFAULT_PROJECT_ID, account_no=row.item.account.account_no)
set_transactions(row, row.purchase.date, ['dr', iv_account, row.quantity])
if not row.is_vatable:
row_amount = row.quantity*row.rate-row.discount
else:
row_amount = row.quantity*row.rate*1.13-row.discount
set_ledger_transactions(row, row.purchase.date,
['dr', row.item.ledger,
row_amount])
if purchase.credit:
set_ledger_transactions(row, row.purchase.date, ['cr', purchase.party.account,
row_amount])
else:
set_ledger_transactions(row, row.purchase.date, ['cr', Account.objects.get_or_create(name ='Cash')[0],
row_amount])
return purchase