# -*- coding: utf-8 -*-
# Powered by Kanak Infosystems LLP.
# © 2020 Kanak Infosystems LLP. (<https://www.kanakinfosystems.com>)

from odoo import fields, models


class ProductProduct(models.Model):
    _inherit = "product.product"
    _order = 'pos_sequence, default_code, name, id'


class ProductTemplate(models.Model):
    _inherit = "product.template"
    _order = 'pos_sequence, name'

    def _get_default_sequence(self):
        self.env.cr.execute("SELECT MAX(pos_sequence) FROM product_template")
        seq = self.env.cr.fetchone()
        if seq[0] is not None:
            return seq[0] + 1

    pos_sequence = fields.Integer(
        string='POS Sequence', default=_get_default_sequence, help='POS product display base on product sequence number')