[ADD] Inventory Turnover Report

stock_inventory_turnover_report/README.rst

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+=========================
+Inventory Turnover Report
+=========================
+
+.. !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

stock_inventory_turnover_report/__init__.py

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+# Copyrigh 2020 Open Source Integrators
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+from . import models

stock_inventory_turnover_report/__manifest__.py

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+# Copyrigh 2020 Open Source Integrators
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+{
+    "name": "Inventory Turnover Report",
+    "summary": "Analize inventory turnover in the last 6 and 12 months",
+    "version": "12.0.1.0.0",
+    "development_status": "beta",
+    "category": "Warehouse",
+    "website": "https://github.com/OCA/stock-logistics-reporting",
+    "author": "Open Source Integrators, Odoo Community Association (OCA)",
+    "maintainers": ["dreispt"],
+    "license": "AGPL-3",
+    "installable": True,
+    "depends": [
+        "stock",
+    ],
+    "data": [
+        'views/product_views.xml',
+    ],
+}

stock_inventory_turnover_report/models/__init__.py

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+from . import product_product

stock_inventory_turnover_report/models/product_product.py

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+# Copyright 2020 Open Source Intgerators
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
+
+from dateutil.relativedelta import relativedelta
+from odoo import fields, models
+
+
+class Product(models.Model):
+    _inherit = "product.product"
+
+    def _compute_quantities_in_dict(self, from_date):
+        domain_base = [
+            ('product_id', 'in', self.ids),
+            ('date', '>=', from_date)]
+        domain_in = domain_base + [
+            ('picking_id.picking_type_id.code',
+             'in', ['incoming', 'mrp_operation'])]
+        domain_return = domain_base + [
+            ('location_dest_id.usage',
+             'in', ['supplier', 'inventory'])  # loss
+            ]
+        Move = self.env['stock.move']
+        moves_in = {
+            item['product_id'][0]: item['product_qty']
+            for item in Move.read_group(
+                domain_in,
+                ['product_id', 'product_qty'],
+                ['product_id'])}
+        moves_return = {
+            item['product_id'][0]: item['product_qty']
+            for item in Move.read_group(
+                domain_return,
+                ['product_id', 'product_qty'],
+                ['product_id'])}
+        return {
+            x.id: (
+                moves_in.get(x.id, 0)
+                - moves_return.get(x.id, 0))
+            for x in self}
+
+    def _compute_inventory_turn_report(self):
+        month = relativedelta(month=1)
+        today = fields.Date.today()
+        at_6m_ago = today - 6 * month
+        at_12m_ago = today - 12 * month
+        available6m = {
+            x.id: x.qty_available
+            for x in self.with_context(to_date=at_6m_ago)}
+        available12m = {
+            x.id: x.qty_available
+            for x in self.with_context(to_date=at_12m_ago)}
+        gotten6m = self._compute_quantities_in_dict(from_date=at_6m_ago)
+        gotten12m = self._compute_quantities_in_dict(from_date=at_12m_ago)
+        for prod in self:
+            prod.total_cost = prod.qty_available * prod.standard_price
+            # Quantity initially available
+            prod.qty_available_6m = available6m.get(prod.id)
+            prod.qty_available_12m = available12m.get(prod.id)
+            # Quantity gotten (produced + procured)
+            prod.qty_gotten_6m = gotten6m.get(prod.id)
+            prod.qty_gotten_12m = gotten12m.get(prod.id)
+            # Quantity consumed in period
+            prod.qty_consumed_6m = (
+                prod.qty_available_6m
+                + prod.qty_gotten_6m
+                - prod.qty_available)
+            prod.qty_consumed_12m = (
+                prod.qty_available_12m
+                + prod.qty_gotten_12m
+                - prod.qty_available)
+            # Months of Inventory
+            prod.months_of_inventory_6m = (
+                0.0 if not prod.qty_consumed_6m else
+                prod.qty_available / prod.qty_consumed_6m * 6)
+            prod.months_of_inventory_12m = (
+                0.0 if not prod.qty_consumed_12m else
+                prod.qty_available / prod.qty_consumed_12m * 12)
+            # Turns / Cycles per Month
+            prod.inventory_turns_6m = (
+                0.0 if not prod.months_of_inventory_6m else
+                12 / prod.months_of_inventory_6m)
+            prod.inventory_turns_12m = (
+                0.0 if not prod.months_of_inventory_12m else
+                12 / prod.months_of_inventory_12m)
+
+    total_cost = fields.Float(
+        compute="_compute_inventory_turn_report",
+        help="= Qty. on hand x Current Cost")
+    qty_available_6m = fields.Float(
+        name="Qty. 6m Ago",
+        compute="_compute_inventory_turn_report",
+        help="Qty. on hand 6 months ago")
+    qty_gotten_6m = fields.Float(
+        name="Qty. Gotten 6m",
+        compute="_compute_inventory_turn_report",
+        help="Qty. Procured or Produced in the the last 6 months")
+    qty_consumed_6m = fields.Float(
+        compute="_compute_inventory_turn_report",
+        help="Qty. consumed in the the last 6 months")
+    months_of_inventory_6m = fields.Float(
+        compute="_compute_inventory_turn_report",
+        help="Months of Inventory, in the last 6 months")
+    inventory_turns_6m = fields.Float(
+        compute="_compute_inventory_turn_report",
+        help="Inventory Turns / Cycles in the last 6 months")
+    qty_available_12m = fields.Float(
+        name="Qty. 12m ago",
+        compute="_compute_inventory_turn_report",
+        help="= Qty. on hand 12 months ago")
+    qty_gotten_12m = fields.Float(
+        name="Qty. Gotten 12m",
+        compute="_compute_inventory_turn_report",
+        help="Qty. Procured or Produced in the the last 12 months")
+    qty_consumed_12m = fields.Float(
+        compute="_compute_inventory_turn_report",
+        help="Qty. consumed in the the last 12 months")
+    months_of_inventory_12m = fields.Float(
+        compute="_compute_inventory_turn_report",
+        help="Months of Inventory, in the last 12 months")
+    inventory_turns_12m = fields.Float(
+        compute="_compute_inventory_turn_report",
+        help="Inventory Turns / Cycles in the last 12 months")

stock_inventory_turnover_report/readme/CONTRIBUTORS.rst

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+* Open Source Integrators
+
+  * Daniel Reis <dreis@opensourceintegrators.com>

stock_inventory_turnover_report/readme/DESCRIPTION.rst

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+Report to compute the inventory turnover cycles in the last 6 and 12 months.

stock_inventory_turnover_report/readme/USAGE.rst

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+The report is available at Inventory > Reporting > Inventory Turnover.

stock_inventory_turnover_report/views/product_views.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data>
+
+    <record id="view_stock_inv_turns_tree" model="ir.ui.view">
+        <field name="model">product.product</field>
+        <field name="arch" type="xml">
+            <tree >
+                <field name="categ_id" invisible="True"/>
+                <field name="display_name"/>
+                <field name="total_cost" string="Current Cost"/>
+                <field name="standard_price"/>
+                <field name="qty_available"/>
+                <field name="qty_available_6m"/>
+                <field name="qty_available_12m"/>
+                <field name="qty_consumed_6m"/>
+                <field name="qty_consumed_12m"/>
+                <field name="qty_gotten_6m"/>
+                <field name="qty_gotten_12m"/>
+                <field name="months_of_inventory_6m"/>
+                <field name="months_of_inventory_12m"/>
+                <field name="inventory_turns_6m"/>
+                <field name="inventory_turns_12m"/>
+            </tree>
+        </field>
+    </record>
+
+    <record id="view_stock_inv_turns_search" model="ir.ui.view">
+        <field name="model">product.product</field>
+        <field name="inherit_id" ref="product.product_search_form_view"/>
+        <field name="arch" type="xml">
+            <field name="name" position="after">
+                <filter string="Category" name="group_by_categ" domain="[]" context="{'group_by': 'categ_id'}" />
+                <filter string="Is in stock" name="filter_is_in_stock" domain="[('qty_available', '>', 0)]" />
+            </field>
+        </field>
+    </record>
+
+    <record id="stock_inv_turns_report" model="ir.actions.act_window">
+        <field name="name">Inventory Turnover</field>
+        <field name="type">ir.actions.act_window</field>
+        <field name="res_model">product.product</field>
+        <field name="view_mode">tree,form,pivot,graph</field>
+        <field name="view_id" ref="view_stock_inv_turns_tree"/>
+        <field name="context">{'search_default_group_by_categ': True, 'search_default_filter_is_in_stock': True}</field>
+    </record>
+
+    <menuitem id="menu_stock_inv_turns_report"
+          name="Inventory Turnover"
+          parent="stock.menu_warehouse_report"
+          action="stock_inv_turns_report"
+          sequence="50"/>
+    </data>
+
+</odoo>