# -*- coding: utf-8 -*-
##############################################################################

from openerp.osv import fields,osv

class res_partner(osv.osv):
    _inherit = 'res.partner'

    def _pos_order_count(self, cr, uid, ids, field_name, arg, context=None):
        res = dict(map(lambda x: (x,0), ids))

        try:
            for partner in self.browse(cr, uid, ids, context):
                res[partner.id] = len(partner.pos_order_ids)
        except:
            pass
        return res

    _columns = {
        'pos_order_count': fields.function(_pos_order_count, string='# Pos Order', type='integer'),
        'pos_order_ids': fields.one2many('pos.order', 'partner_id', 'Pos Order')
    }

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