bemade_stock_quant_valuation new module to add valuation on the inventory adjustment view.

bemade_stock_quant_valuation/__init__.py

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+from . import models

bemade_stock_quant_valuation/__manifest__.py

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+#
+#    Bemade Inc.
+#
+#    Copyright (C) September 2023 Bemade Inc. (<https://www.bemade.org>).
+#    Author: Marc Durepos (Contact : marc@bemade.org)
+#
+#    This program is under the terms of the Odoo Proprietary License v1.0 (OPL-1)
+#    It is forbidden to publish, distribute, sublicense, or sell copies of the Software
+#    or modified copies of the Software.
+#
+#    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+#    IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+#    DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+#    ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+#    DEALINGS IN THE SOFTWARE.
+#
+{
+    'name': 'Stock Quant Valuation',
+    'version': '15.0.1.0.0',
+    'summary': 'Adds valuation to stock quant for better inventory adjustment management',
+    'description': '',
+    'category': 'Inventory',
+    'author': 'Bemade Inc.',
+    'website': 'https://www.bemade.org',
+    'license': 'OPL-1',
+    'depends': ['stock_account'],
+    'data': ['views/stock_account_views.xml'],
+    'demo': [],
+    'installable': True,
+    'auto_install': False,
+}

bemade_stock_quant_valuation/models/__init__.py

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+from . import stock_quant

bemade_stock_quant_valuation/models/stock_quant.py

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+from odoo import models, fields, api
+
+
+class StockQuant(models.Model):
+    _inherit = 'stock.quant'
+
+    value_unit = fields.Float(related='product_id.standard_price', readonly=True,
+                              groups='stock.group_stock_manager', digits='Product Price')
+    value_difference = fields.Float(compute='_compute_difference_value',
+                                    help='The value of the difference between the '
+                                         'quantity on hand and the counted '
+                                         'quantity.',
+                                    groups='stock.group_stock_manager',
+                                    digits='Product Price',
+                                    store=True)
+
+    @api.depends('inventory_diff_quantity', 'value_unit')
+    def _compute_difference_value(self):
+        for rec in self:
+            rec.value_difference = (rec.value_unit * rec.inventory_diff_quantity
+                                    if rec.inventory_diff_quantity is not None else None)

bemade_stock_quant_valuation/views/stock_account_views.xml

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+<?xml version="1.0" encoding="UTF-8" ?>
+<odoo>
+    <data>
+        <record id="view_stock_quant_tree_inventory_editable_inherit_bemade_stock_quant_valuation" model="ir.ui.view">
+            <field name="name">stock.quant.inventory.tree.editable.inherit</field>
+            <field name="model">stock.quant</field>
+            <field name="inherit_id" ref="stock.view_stock_quant_tree_inventory_editable"></field>
+            <field name="arch" type="xml">
+                <xpath expr="//field[@name='product_uom_id']" position="after">
+                    <field name="value_unit" optional="show"/>
+                    <field name="value" optional="hide"/>
+                </xpath>
+                <xpath expr="//field[@name='inventory_diff_quantity']" position="after">
+                    <field name="value_difference" optional="show"/>
+                </xpath>
+            </field>
+        </record>
+    </data>
+</odoo>