new module to prompt for reason when applying a single inventory adjustment

apply_inventory_prompt_for_reason/__init__.py

@@ -0,0 +1 @@
+from . import models

apply_inventory_prompt_for_reason/__manifest__.py

@@ -0,0 +1,20 @@
+{
+    "name": "Stock Quant Apply Single Inventory with Reason",
+    "version": "18.0.1.0.0",
+    "category": "Inventory/Inventory",
+    "summary": "Add reason dialog when applying single inventory adjustment",
+    "description": """
+This module modifies the behavior of the Apply button on stock quants to show
+the same reason dialog as when using Apply All, ensuring consistency in 
+inventory adjustment tracking.
+    """,
+    "author": "Bemade",
+    "website": "https://bemade.org",
+    "depends": ["stock"],
+    "data": [
+        "views/stock_quant_views.xml",
+    ],
+    "installable": True,
+    "auto_install": False,
+    "application": False,
+}

apply_inventory_prompt_for_reason/models/__init__.py

@@ -0,0 +1 @@
+from . import stock_quant

apply_inventory_prompt_for_reason/models/stock_quant.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models, _
+
+
+class StockQuant(models.Model):
+    _inherit = 'stock.quant'
+
+    def action_apply_single_inventory(self):
+        """
+        New method that opens the same reason dialog as action_apply_all
+        for single inventory adjustments.
+        """
+        ctx = dict(self.env.context or {}, default_quant_ids=self.ids)
+        view = self.env.ref('stock.stock_inventory_adjustment_name_form_view', False)
+        return {
+            'name': _('Inventory Adjustment Reference / Reason'),
+            'type': 'ir.actions.act_window',
+            'views': [(view.id, 'form')],
+            'res_model': 'stock.inventory.adjustment.name',
+            'target': 'new',
+            'context': ctx,
+        }

apply_inventory_prompt_for_reason/views/stock_quant_views.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <record id="view_stock_quant_tree_inventory_editable_inherit" model="ir.ui.view">
+        <field name="name">stock.quant.tree.inventory.editable.inherit</field>
+        <field name="model">stock.quant</field>
+        <field name="inherit_id" ref="stock.view_stock_quant_tree_inventory_editable"/>
+        <field name="arch" type="xml">
+            <button name="action_apply_inventory" position="attributes">
+                <attribute name="name">action_apply_single_inventory</attribute>
+            </button>
+        </field>
+    </record>
+</odoo>