[ADD] stock_inventory_preparation_filter_pos: filter inventory on POS categs

This module replaces the module stock_inventory_pos_category proposed in
this PR for odoo v10: https://github.com/OCA/stock-logistics-warehouse/pull/393

Adapt stock_inventory_preparation_filter to allow inheritance by adding
a prepare method

setup/stock_inventory_preparation_filter_pos/odoo/addons/stock_inventory_preparation_filter_pos

@@ -0,0 +1 @@
+../../../../stock_inventory_preparation_filter_pos

setup/stock_inventory_preparation_filter_pos/setup.py

@@ -0,0 +1,6 @@
+import setuptools
+
+setuptools.setup(
+    setup_requires=['setuptools-odoo'],
+    odoo_addon=True,
+)

stock_inventory_preparation_filter/models/stock_inventory.py

@@ -52,18 +52,26 @@ class StockInventory(models.Model):
     product_domain = fields.Char("Domain", default=[("name", "ilike", "")])
 
     def _action_start(self):
-        Product = self.env["product.product"]
         for inventory in self:
-            products = Product.browse()
             if inventory.state != "draft":
                 continue
-            if inventory.filter == "categories":
-                products = Product.search([("categ_id", "in", inventory.categ_ids.ids)])
-            if inventory.filter == "lots":
-                products = inventory.lot_ids.mapped("product_id")
-            if inventory.filter == "domain":
-                domain = safe_eval(inventory.product_domain)
-                products = Product.search(domain)
-            if products:
-                inventory.product_ids = [(6, 0, products.ids)]
+            if inventory.filter:
+                products = inventory._prepare_inventory_filter()
+                if products:
+                    inventory.product_ids = [(6, 0, products.ids)]
         return super()._action_start()
+
+    def _prepare_inventory_filter(self):
+        # This method is designed to be inherited by other modules
+        # such as the OCA module stock_inventory_preparation_filter_pos
+        self.ensure_one()
+        Product = self.env["product.product"]
+        products = Product
+        if self.filter == "categories":
+            products = Product.search([("categ_id", "in", self.categ_ids.ids)])
+        elif self.filter == "lots":
+            products = self.lot_ids.product_id
+        elif self.filter == "domain":
+            domain = safe_eval(self.product_domain)
+            products = Product.search(domain)
+        return products

stock_inventory_preparation_filter/views/stock_inventory_view.xml

@@ -34,12 +34,12 @@
                 <field
                     name="categ_ids"
                     widget="many2many_tags"
-                    attrs="{'invisible':[('filter','!=','categories')]}"
+                    attrs="{'invisible':[('filter','!=','categories')], 'required': [('filter','=','categories')]}"
                 />
                 <field
                     name="lot_ids"
                     widget="many2many_tags"
-                    attrs="{'invisible':[('filter','!=','lots')]}"
+                    attrs="{'invisible':[('filter','!=','lots')], 'required': [('filter','=','lots')]}"
                 />
             </field>
         </field>

stock_inventory_preparation_filter_pos/README.rst

@@ -0,0 +1 @@
+Will be generated from readme subdir

stock_inventory_preparation_filter_pos/__init__.py

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

stock_inventory_preparation_filter_pos/__manifest__.py

@@ -0,0 +1,17 @@
+# Copyright 2021 Akretion France (http://www.akretion.com/)
+# @author: Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+{
+    "name": "Inventory Preparation Filters POS",
+    "version": "14.0.1.0.0",
+    "license": "AGPL-3",
+    "summary": "Add POS category filter on inventory adjustments",
+    "depends": ["stock_inventory_preparation_filter", "point_of_sale"],
+    "author": "Akretion, Odoo Community Association (OCA)",
+    "maintainers": ["alexis-via"],
+    "category": "Inventory, Logistic, Storage",
+    "website": "https://github.com/OCA/stock-logistics-warehouse",
+    "data": ["views/stock_inventory.xml"],
+    "installable": True,
+}

stock_inventory_preparation_filter_pos/models/__init__.py

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

stock_inventory_preparation_filter_pos/models/stock_inventory.py

@@ -0,0 +1,32 @@
+# Copyright 2021 Akretion France (http://www.akretion.com/)
+# @author: Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import _, api, fields, models
+
+
+class StockInventory(models.Model):
+    _inherit = "stock.inventory"
+
+    pos_categ_ids = fields.Many2many(
+        "pos.category",
+        string="Point of Sale Categories",
+        readonly=True,
+        states={"draft": [("readonly", False)]},
+    )
+
+    @api.model
+    def _selection_filter(self):
+        res_filter = super()._selection_filter()
+        res_filter.insert(
+            -1, ("pos_categories", _("Selected Point of Sale Categories"))
+        )
+        return res_filter
+
+    def _prepare_inventory_filter(self):
+        products = super()._prepare_inventory_filter()
+        if self.filter == "pos_categories":
+            products = self.env["product.product"].search(
+                [("pos_categ_id", "child_of", self.pos_categ_ids.ids)]
+            )
+        return products

stock_inventory_preparation_filter_pos/readme/CONTRIBUTORS.rst

@@ -0,0 +1 @@
+* Alexis de Lattre <alexis.delattre@akretion.com>

stock_inventory_preparation_filter_pos/readme/DESCRIPTION.rst

@@ -0,0 +1 @@
+with this module, when you create an inventory, you can filter the inventory on one or several point of sale categories.

stock_inventory_preparation_filter_pos/readme/USAGE.rst

@@ -0,0 +1,3 @@
+Go to the menu *Inventory > Operations > Inventory Adjustments*, create a new inventory, choose **Selected Point of Sale Categories** and then select the point of sale categories that you want to filter on.
+
+Note that, if you select a parent point of sale category, Odoo will also select the products attached to the children point of sale categories.

stock_inventory_preparation_filter_pos/tests/__init__.py

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

stock_inventory_preparation_filter_pos/tests/test_preparation_filter_pos.py

@@ -0,0 +1,80 @@
+# Copyright 2021 Akretion France (http://www.akretion.com/)
+# @author: Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo.tests import common
+
+
+class TestStockInventoryPreparationFilterPos(common.TransactionCase):
+    def setUp(self):
+        super().setUp()
+        self.location = self.env.ref("stock.stock_location_stock")
+        ppo = self.env["product.product"]
+        pcateg_id = self.env["product.category"].create({"name": "Test1"}).id
+        self.pos_categ1 = self.env["pos.category"].create({"name": "Test POS Categ"})
+        self.pos_categ2 = self.env["pos.category"].create(
+            {"name": "Test POS Categ2", "parent_id": self.pos_categ1.id}
+        )
+        # Create products
+        self.product1 = ppo.create(
+            {
+                "name": "Product POS test1",
+                "type": "product",
+                "categ_id": pcateg_id,
+                "pos_categ_id": self.pos_categ1.id,
+            }
+        )
+        self.product2 = ppo.create(
+            {
+                "name": "Product POS test2",
+                "type": "product",
+                "categ_id": pcateg_id,
+                "pos_categ_id": self.pos_categ1.id,
+            }
+        )
+        self.product3 = ppo.create(
+            {
+                "name": "Product POS test3",
+                "type": "product",
+                "categ_id": pcateg_id,
+                "pos_categ_id": self.pos_categ2.id,
+            }
+        )
+
+        # Add stock levels for these products
+        self.env["stock.quant"].create(
+            [
+                {
+                    "product_id": self.product1.id,
+                    "product_uom_id": self.product1.uom_id.id,
+                    "location_id": self.location.id,
+                    "quantity": 42.0,
+                },
+                {
+                    "product_id": self.product2.id,
+                    "product_uom_id": self.product2.uom_id.id,
+                    "location_id": self.location.id,
+                    "quantity": 43.0,
+                },
+                {
+                    "product_id": self.product3.id,
+                    "product_uom_id": self.product3.uom_id.id,
+                    "location_id": self.location.id,
+                    "quantity": 44.0,
+                },
+            ]
+        )
+
+    def test_inventory_filter_pos(self):
+        inventory = self.env["stock.inventory"].create(
+            {
+                "name": "Test POS filter",
+                "filter": "pos_categories",
+                "pos_categ_ids": [(6, 0, self.pos_categ1.ids)],
+            }
+        )
+        inventory.action_start()
+        # We make sure that the products of children categs are also included
+        self.assertEqual(len(inventory.product_ids), 3)
+        self.assertEqual(len(inventory.line_ids), 3)
+        inventory.action_cancel_draft()

stock_inventory_preparation_filter_pos/views/stock_inventory.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
+  Copyright 2021 Akretion France (http://www.akretion.com/)
+  @author: Alexis de Lattre <alexis.delattre@akretion.com>
+  License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+-->
+<odoo>
+
+    <record id="view_inventory_form" model="ir.ui.view">
+        <field name="model">stock.inventory</field>
+        <field
+            name="inherit_id"
+            ref="stock_inventory_preparation_filter.view_inventory_form"
+        />
+        <field name="arch" type="xml">
+            <field name="categ_ids" position="after">
+                <field
+                    name="pos_categ_ids"
+                    widget="many2many_tags"
+                    attrs="{'invisible': [('filter', '!=', 'pos_categories')], 'required': [('filter', '=', 'pos_categories')]}"
+                />
+            </field>
+        </field>
+    </record>
+
+</odoo>