# -*- coding: utf-8 -*-
# © 2015-2016 Akretion (Alexis de Lattre <alexis.delattre@akretion.com>)
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).

from odoo import models, fields


class ProductProduct(models.Model):
    _inherit = 'product.product'

    price_history_ids = fields.One2many(
        'product.price.history', 'product_id',
        string='Product Price History')

    _sql_constraints = [(
        # Maybe it could be better to have a constrain per company
        # but the company_id field is on product.template,
        # not on product.product
        # If it's a problem, we'll create a company_id field on
        # product.product
        'default_code_uniq',
        'unique(default_code)',
        'This internal reference already exists!')]