[REF] Move python object files to models folder

product_usability/models/product.py

@@ -0,0 +1,73 @@
+
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import models, fields
+
+
+class ProductTemplate(models.Model):
+    _inherit = 'product.template'
+
+    name = fields.Char(track_visibility='onchange')
+    type = fields.Selection(track_visibility='onchange')
+    categ_id = fields.Many2one(track_visibility='onchange')
+    list_price = fields.Float(track_visibility='onchange')
+    sale_ok = fields.Boolean(track_visibility='onchange')
+    purchase_ok = fields.Boolean(track_visibility='onchange')
+    active = fields.Boolean(track_visibility='onchange')
+
+    def show_product_price_history(self):
+        self.ensure_one()
+        products = self.env['product.product'].search(
+            [('product_tmpl_id', '=', self._context['active_id'])])
+        action = self.env['ir.actions.act_window'].for_xml_id(
+            'product_usability', 'product_price_history_action')
+        action.update({
+            'domain': "[('product_id', 'in', %s)]" % products.ids,
+        })
+        return action
+
+
+class ProductProduct(models.Model):
+    _inherit = 'product.product'
+
+    default_code = fields.Char(track_visibility='onchange', copy=False)
+    barcode = fields.Char(track_visibility='onchange', copy=False)
+    weight = fields.Float(track_visibility='onchange')
+    active = fields.Boolean(track_visibility='onchange')
+    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!')]
+
+    def show_product_price_history(self):
+        self.ensure_one()
+        action = self.env['ir.actions.act_window'].for_xml_id(
+            'product_usability', 'product_price_history_action')
+        action.update({
+            'domain': "[('product_id', '=', %d)]" % self.ids[0],
+        })
+        return action
+
+
+class ProductSupplierinfo(models.Model):
+    _inherit = 'product.supplierinfo'
+
+    name = fields.Many2one(
+        domain=[('supplier', '=', True), ('parent_id', '=', False)])
+
+
+class ProductPriceHistory(models.Model):
+    _inherit = 'product.price.history'
+
+    company_currency_id = fields.Many2one(
+        related='company_id.currency_id', readonly=True, compute_sudo=True,
+        string='Company Currency')