my $class = {
sales_order => 'OrderItem',
- purchase_oder => 'OrderItem',
+ purchase_order => 'OrderItem',
sales_quotation => 'OrderItem',
request_quotation => 'OrderItem',
invoice => 'InvoiceItem',
purchase_oder => 'Order',
sales_quotation => 'Order',
request_quotation => 'Order',
+ invoice => 'Invoice',
+ purchase_invoice => 'PurchaseInvoice',
purchase_delivery_order => 'DeliveryOrder',
sales_delivery_order => 'DeliveryOrder',
}->{$::form->{type}};