[IMP] purchase_stock: day to purchase

Create RFQ with an order by date in futur. It will allow to
discuss RFQ before validate them and to be in time for the need.

today            Order by         Sheduled date of receipt
|_______________|___________________|_____________________|
days to purchase      vendor LT           security days

Task: 1849912

addons/purchase_stock/models/__init__.py

@@ -4,6 +4,7 @@
 from . import account_invoice
 from . import product
 from . import purchase
+from . import res_company
 from . import res_config_settings
 from . import stock
 from . import stock_rule

addons/purchase_stock/models/res_company.py

@@ -0,0 +1,12 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import fields, models
+
+
+class ResCompany(models.Model):
+    _inherit = 'res.company'
+
+    days_to_purchase = fields.Float(
+        string='Days to Purchase',
+        help="Days needed to confirm a PO, define when a PO should be validated")

addons/purchase_stock/models/res_config_settings.py

@@ -8,6 +8,8 @@ class ResConfigSettings(models.TransientModel):
     _inherit = 'res.config.settings'
 
     module_stock_dropshipping = fields.Boolean("Dropshipping")
+    days_to_purchase = fields.Float(
+        related='company_id.days_to_purchase', readonly=False)
 
     is_installed_sale = fields.Boolean(string="Is the Sale Module Installed")
 

addons/purchase_stock/models/stock_rule.py

@@ -144,7 +144,9 @@ class StockRule(models.Model):
             delay_description += '<tr><td>%s</td><td>+ %d %s</td></tr>' % (_('Vendor Lead Time'), supplier_delay, _('day(s)'))
         security_delay = buy_rule.picking_type_id.company_id.po_lead
         delay_description += '<tr><td>%s</td><td>+ %d %s</td></tr>' % (_('Purchase Security Lead Time'), security_delay, _('day(s)'))
-        return delay + supplier_delay + security_delay, delay_description
+        days_to_purchase = buy_rule.company_id.days_to_purchase
+        delay_description += '<tr><td>%s</td><td>+ %d %s</td></tr>' % (_('Days to Purchase'), days_to_purchase, _('day(s)'))
+        return delay + supplier_delay + security_delay + days_to_purchase, delay_description
 
     @api.model
     def _get_procurements_to_merge_groupby(self, procurement):

addons/purchase_stock/tests/test_purchase_lead_time.py

@@ -1,10 +1,12 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from datetime import timedelta
+from datetime import datetime, timedelta
+from unittest.mock import patch
 
 from odoo import fields
 from .common import PurchaseTestCommon
+from odoo.tests.common import Form
 
 
 class TestPurchaseLeadTime(PurchaseTestCommon):
@@ -239,3 +241,56 @@ class TestPurchaseLeadTime(PurchaseTestCommon):
         self.assertEqual(len(po_line), 2, 'the purchase order lines are merged')
         self.assertEqual(po_line[0].product_qty, 10, 'the purchase order line has a wrong quantity')
         self.assertEqual(po_line[1].product_qty, 5, 'the purchase order line has a wrong quantity')
+
+    def test_reordering_days_to_purchase(self):
+        self.patcher = patch('odoo.addons.stock.models.stock_orderpoint.fields.Date', wraps=fields.Date)
+        self.mock_date = self.patcher.start()
+
+        vendor = self.env['res.partner'].create({
+            'name': 'Colruyt'
+        })
+
+        self.env.company.days_to_purchase = 2.0
+
+        product = self.env['product.product'].create({
+            'name': 'Chicory',
+            'type': 'product',
+            'seller_ids': [(0, 0, {'name': vendor.id, 'delay': 1.0})]
+        })
+        orderpoint_form = Form(self.env['stock.warehouse.orderpoint'])
+        orderpoint_form.product_id = product
+        orderpoint_form.product_min_qty = 0.0
+        orderpoint = orderpoint_form.save()
+
+        warehouse = self.env['stock.warehouse'].search([], limit=1)
+        delivery_moves = self.env['stock.move']
+        for i in range(0, 6):
+            delivery_moves |= self.env['stock.move'].create({
+                'name': 'Delivery',
+                'date_expected': datetime.today() + timedelta(days=i),
+                'product_id': product.id,
+                'product_uom': product.uom_id.id,
+                'product_uom_qty': 5.0,
+                'location_id': warehouse.lot_stock_id.id,
+                'location_dest_id': self.ref('stock.stock_location_customers'),
+            })
+        delivery_moves._action_confirm()
+        self.env['procurement.group'].run_scheduler()
+        po_line = self.env['purchase.order.line'].search([('product_id', '=', product.id)])
+        self.assertEqual(fields.Date.to_date(po_line.order_id.date_order), fields.Date.today() + timedelta(days=2))
+        self.assertEqual(len(po_line), 1)
+        self.assertEqual(po_line.product_uom_qty, 20.0)
+        self.assertEqual(len(po_line.order_id), 1)
+        orderpoint_form = Form(orderpoint)
+        orderpoint_form.save()
+
+        self.mock_date.today.return_value = fields.Date.today() + timedelta(days=1)
+        self.env.cache.invalidate()
+        self.env['procurement.group'].run_scheduler()
+        po_line = self.env['purchase.order.line'].search([('product_id', '=', product.id)])
+        self.assertEqual(len(po_line), 2)
+        self.assertEqual(len(po_line.order_id), 2)
+        new_order = po_line.order_id.sorted('date_order')[-1]
+        self.assertEqual(fields.Date.to_date(new_order.date_order), fields.Date.today() + timedelta(days=2))
+        self.assertEqual(new_order.order_line.product_uom_qty, 5.0)
+        self.patcher.stop()

addons/purchase_stock/views/res_config_settings_views.xml

@@ -55,6 +55,20 @@
 						</div>
 					</div>
 				</div>
+				<div class="col-12 col-lg-6 o_setting_box">
+					<div class="o_setting_right_pane">
+						<label for="days_to_purchase"/>
+						<span class="fa fa-lg fa-building-o" title="Values set here are company-specific." aria-label="Values set here are company-specific." groups="base.group_multi_company"/>
+						<div class="text-muted">
+							Days needed to confirm a PO, define when a PO should be validated
+						</div>
+						<div class="content-group">
+							<div class="mt16">
+								<span><field name="days_to_purchase" class="oe_inline"/> days</span>
+							</div>
+						</div>
+					</div>
+				</div>
 			</div>
 		</field>
 	</record>