I am trying to add a sequence number in purchase order line .But when i create multiple purchase order with orderline the sequence comes from the previous purchase order.line sequence number .Here is my code ...
eg: Now sequence come for first purchase order with line is 1,2,3 .If I create another purchase order then order line sequence comes like 4,5,6.I need new order line sequence starting from 1,2,3.This is my issue .Need a help....
class purchase_order_line(osv.osv):
_inherit = 'purchase.order.line'
_columns={
'line_no':fields.char('Line No'),
}
_defaults = {
'line_no':lambda obj,cr,uid,context:obj.pool.get('ir.sequence').get(cr, uid, 'purchase.order.line'),
}
=======================sequence.xml file
<?xml version="1.0"?>
<openerp>
<data noupdate="1">
<record id="seq_type_purchase_order_line" model="ir.sequence.type">
<field name="name">Purchase Order Line</field>
<field name="code">purchase.order.line</field>
</record>
<record id="seq_purchase_order_line" model="ir.sequence">
<field name="name">Purchase Order Line</field>
<field name="code">purchase.order.line</field>
<field name="padding">1</field>
<field name="number_increment">1</field>
</record>
</data>
</openerp>
==================================view.xml file-------
<record model="ir.ui.view" id="order form">
<field name="name">order.line</field>
<field name="model">purchase.order</field>
<field name="inherit_id" ref="purchase.purchase_order_form" />
<field name="arch" type="xml">
<xpath expr="/form/sheet/notebook/page/field/tree/field[@name='name']" position="after">
<field name="pdt_country"/>
</xpath>
<xpath expr="/form/sheet/notebook/page/field/tree/field[@name='name']" position="before">
<field name="line_no"/>
<!-- <field name="sequence_no" on_change="onchange_line(sequence_no)"/> -->
</xpath>
</field>
</record>
