Initialize v18 branch

Rename *_usability modules to *_usability_akretion

product_usability_akretion/models/product_product.py

@@ -0,0 +1,46 @@
+# Copyright 2015-2022 Akretion (http://www.akretion.com)
+# @author Alexis de Lattre <alexis.delattre@akretion.com>
+# @author Raphaël Valyi <rvalyi@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import api, models, fields
+from stdnum.ean import is_valid
+
+
+class ProductProduct(models.Model):
+    _inherit = 'product.product'
+
+    default_code = fields.Char(copy=False, tracking=10)
+    barcode = fields.Char(tracking=20)
+    weight = fields.Float(tracking=30)
+    active = fields.Boolean(tracking=40)
+    barcode_type = fields.Char(compute='_compute_barcode_type')
+
+    _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!')]
+
+    @api.model
+    def _get_barcode_type(self, barcode):
+        barcode_type = False
+        size2label = {
+            8: 'EAN-8',
+            13: 'EAN-13',
+            14: 'GTIN-14',
+            }
+        if barcode:
+            size = len(barcode)
+            if size in size2label and is_valid(barcode):
+                barcode_type = size2label[size]
+        return barcode_type
+
+    @api.depends('barcode')
+    def _compute_barcode_type(self):
+        for product in self:
+            product.barcode_type = self._get_barcode_type(product.barcode)