first commit

modules/stock_supply_day/__init__.py

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+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.

modules/stock_supply_day/locale/bg.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Дни от седмицата"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Доставчик"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Ден на доставчик на наличност"

modules/stock_supply_day/locale/ca.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Dies de la setmana"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Dia"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Proveïdor"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Dia del proveïdor del producte"

modules/stock_supply_day/locale/cs.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr ""
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/de.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Wochentage"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Tag"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Lieferant"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Einkauf Artikel Lieferant Tag"

modules/stock_supply_day/locale/es.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Días de la semana"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Día"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Proveedor"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Día del proveedor del producto"

modules/stock_supply_day/locale/es_419.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr ""
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/et.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Nädalapäevad"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Päev"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Hankija"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Toote hankija päev"

modules/stock_supply_day/locale/fa.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "روزهای هفته"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "تأمین کننده"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "روز عرضه محصولات"

modules/stock_supply_day/locale/fi.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr ""
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/fr.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Jours de la semaine"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Jour"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Fournisseur"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Jour du fournisseur de produit d'achat"

modules/stock_supply_day/locale/hu.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Hét napjai"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Nap"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Szállító"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Terméket szállító nap"

modules/stock_supply_day/locale/id.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Hari"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Pemasok"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/it.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Giorni della settimana"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Giorno"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Fornitore"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Giornata del fornitore del prodotto"

modules/stock_supply_day/locale/lo.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "ວັນໃນອາທິດ"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "ຜູ້ສະໜອງ"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "ມື້ສະໜອງຜະລິດຕະພັນ"

modules/stock_supply_day/locale/lt.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr ""
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/nl.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Weekdagen"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Dag"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Leverancier"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Inkoop product leveranciers dag"

modules/stock_supply_day/locale/pl.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Dni tygodnia"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Dostawca"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/pt.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Dias da semana"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Dia"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Fornecedor"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Dia do Fornecedor do Produto"

modules/stock_supply_day/locale/ro.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Zile Săptămânii"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr "Ziua"
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Furnizor"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Produs Furnizor Zi"

modules/stock_supply_day/locale/ru.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+#, fuzzy
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "День недели"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+#, fuzzy
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Поставщик"
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/sl.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr "Dnevi v tednu"
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Dobavitelj"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Dobaviteljev dan"

modules/stock_supply_day/locale/tr.po

@@ -0,0 +1,20 @@
+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr "Tedarikçi"
+
+#, fuzzy
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr "Ürün Tedarikçi Günü"

modules/stock_supply_day/locale/uk.po

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+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr ""
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/locale/zh_CN.po

@@ -0,0 +1,19 @@
+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "field:purchase.product_supplier,weekdays:"
+msgid "Week Days"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,day:"
+msgid "Day"
+msgstr ""
+
+msgctxt "field:purchase.product_supplier.day,product_supplier:"
+msgid "Supplier"
+msgstr ""
+
+msgctxt "model:purchase.product_supplier.day,string:"
+msgid "Purchase Product Supplier Day"
+msgstr ""

modules/stock_supply_day/purchase.py

@@ -0,0 +1,48 @@
+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+import datetime
+
+from trytond.model import ModelSQL, fields
+from trytond.pool import PoolMeta
+
+
+class ProductSupplier(metaclass=PoolMeta):
+    __name__ = 'purchase.product_supplier'
+    weekdays = fields.Many2Many(
+        'purchase.product_supplier.day', 'product_supplier', 'day',
+        "Week Days")
+
+    def compute_supply_date(self, date=None):
+        date = super().compute_supply_date(date=date)
+        earlier_date = None
+        if date != datetime.date.max:
+            for weekday in self.weekdays:
+                diff = weekday.index - date.weekday()
+                if diff < 0:
+                    diff += 7
+                new_date = date + datetime.timedelta(diff)
+
+                if earlier_date and earlier_date <= new_date:
+                    continue
+                earlier_date = new_date
+        return earlier_date or date
+
+    def compute_purchase_date(self, date):
+        later_date = None
+        for weekday in self.weekdays:
+            diff = (date.weekday() - weekday.index) % 7
+            new_date = date - datetime.timedelta(diff)
+            if later_date and later_date >= new_date:
+                continue
+            later_date = new_date
+        if later_date:
+            date = later_date
+        return super().compute_purchase_date(date)
+
+
+class ProductSupplierDay(ModelSQL):
+    __name__ = 'purchase.product_supplier.day'
+    product_supplier = fields.Many2One(
+        'purchase.product_supplier', 'Supplier',
+        required=True, ondelete='CASCADE')
+    day = fields.Many2One('ir.calendar.day', "Day", required=True)

modules/stock_supply_day/purchase.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<tryton>
+    <data>
+        <record model="ir.ui.view" id="product_supplier_view_form">
+            <field name="model">purchase.product_supplier</field>
+            <field name="inherit" ref="purchase.product_supplier_view_form"/>
+            <field name="name">product_supplier_form</field>
+        </record>
+    </data>
+</tryton>

modules/stock_supply_day/tests/__init__.py

@@ -0,0 +1,2 @@
+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.

modules/stock_supply_day/tests/test_module.py

@@ -0,0 +1,158 @@
+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+
+import datetime
+
+from trytond.modules.account.tests import create_chart
+from trytond.modules.company.tests import (
+    CompanyTestMixin, create_company, set_company)
+from trytond.pool import Pool
+from trytond.tests.test_tryton import ModuleTestCase, with_transaction
+
+
+class StockSupplyDayTestCase(CompanyTestMixin, ModuleTestCase):
+    'Test StockSupplyDay module'
+    module = 'stock_supply_day'
+
+    def test_compute_supply_date(self):
+        'Test compute_supply_date'
+        dates = [
+            # purchase date, lead time, weekday, supply date
+            (datetime.date(2011, 11, 21), datetime.timedelta(10), 0,
+                datetime.date(2011, 12, 5)),
+            (datetime.date(2011, 11, 21), datetime.timedelta(9), 1,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 11, 21), datetime.timedelta(8), 2,
+                datetime.date(2011, 11, 30)),
+            (datetime.date(2011, 11, 21), datetime.timedelta(7), 3,
+                datetime.date(2011, 12, 1)),
+            (datetime.date(2011, 11, 21), datetime.timedelta(6), 4,
+                datetime.date(2011, 12, 2)),
+            (datetime.date(2011, 11, 21), datetime.timedelta(5), 5,
+                datetime.date(2011, 11, 26)),
+            (datetime.date(2011, 11, 21), datetime.timedelta(4), 6,
+                datetime.date(2011, 11, 27)),
+            (datetime.date(2011, 12, 22), datetime.timedelta(12), 6,
+                datetime.date(2012, 1, 8)),
+            (datetime.date(2011, 11, 21), datetime.timedelta(10), None,
+                datetime.date(2011, 12, 1)),
+            (datetime.date(2011, 11, 21), None, 0, datetime.date.max),
+            ]
+        # Purchase date is Monday, 2011-11-21, the regular days to deliver is
+        # 10 days, which would be Wednesday 2011-12-01. But with the supplier
+        # weekday 0 (Monday) the forecast supply date is next Monday, the
+        # 2011-12-05.
+
+        @with_transaction()
+        def run(purchase_date, lead_time, weekday, supply_date):
+            product_supplier = self.create_product_supplier_day(
+                lead_time, weekday)
+            date = product_supplier.compute_supply_date(purchase_date)
+            self.assertEqual(date, supply_date)
+        for purchase_date, lead_time, weekday, supply_date in dates:
+            run(purchase_date, lead_time, weekday, supply_date)
+
+    def test_compute_purchase_date(self):
+        'Test compute_purchase_date'
+        dates = [
+            # purchase date, lead time, weekday, supply date
+            (datetime.date(2011, 11, 25), datetime.timedelta(10), 0,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 11, 27), datetime.timedelta(9), 1,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 11, 22), datetime.timedelta(8), 2,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 11, 24), datetime.timedelta(7), 3,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 11, 26), datetime.timedelta(6), 4,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 11, 28), datetime.timedelta(5), 5,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 11, 30), datetime.timedelta(4), 6,
+                datetime.date(2011, 12, 6)),
+            (datetime.date(2011, 12, 27), datetime.timedelta(6), 0,
+                datetime.date(2012, 1, 3)),
+            ]
+        # Supply date max is Tuesday, 2012-01-03, the supplier weekday 0 which
+        # would be Monday 2012-01-02. But with the 6 days of delivery the
+        # forecast purchase date is the 2011-12-27.
+
+        @with_transaction()
+        def run(purchase_date, lead_time, weekday, supply_date):
+            product_supplier = self.create_product_supplier_day(
+                lead_time, weekday)
+            date = product_supplier.compute_purchase_date(supply_date)
+            self.assertEqual(date, purchase_date)
+        for purchase_date, lead_time, weekday, supply_date in dates:
+            run(purchase_date, lead_time, weekday, supply_date)
+
+    def create_product_supplier_day(self, lead_time, weekday):
+        '''
+        Create a Product with a Product Supplier Day
+
+        :param lead_time: minimal timedelta needed to supply
+        :param weekday: supply day of the week (0 - 6)
+        :return: the id of the Product Supplier Day
+        '''
+        pool = Pool()
+        Uom = pool.get('product.uom')
+        UomCategory = pool.get('product.uom.category')
+        Template = pool.get('product.template')
+        Product = pool.get('product.product')
+        Party = pool.get('party.party')
+        Account = pool.get('account.account')
+        ProductSupplier = pool.get('purchase.product_supplier')
+        ProductSupplierDay = pool.get('purchase.product_supplier.day')
+        Day = pool.get('ir.calendar.day')
+
+        uom_category, = UomCategory.create([{'name': 'Test'}])
+        uom, = Uom.create([{
+                    'name': 'Test',
+                    'symbol': 'T',
+                    'category': uom_category.id,
+                    'rate': 1.0,
+                    'factor': 1.0,
+                    }])
+        template, = Template.create([{
+                    'name': 'ProductTest',
+                    'default_uom': uom.id,
+                    }])
+        product, = Product.create([{
+                    'template': template.id,
+                    }])
+        company = create_company()
+        with set_company(company):
+            create_chart(company)
+            receivable, = Account.search([
+                ('closed', '!=', True),
+                ('type.receivable', '=', True),
+                ('party_required', '=', True),
+                ('company', '=', company.id),
+                ], limit=1)
+            payable, = Account.search([
+                ('closed', '!=', True),
+                ('type.payable', '=', True),
+                ('party_required', '=', True),
+                ('company', '=', company.id),
+                ], limit=1)
+            supplier, = Party.create([{
+                        'name': 'supplier',
+                        'account_receivable': receivable.id,
+                        'account_payable': payable.id,
+                        }])
+            product_supplier, = ProductSupplier.create([{
+                        'template': template.id,
+                        'company': company.id,
+                        'party': supplier.id,
+                        'lead_time': lead_time,
+                        }])
+            if weekday is not None:
+                day, = Day.search([('index', '=', weekday)])
+                ProductSupplierDay.create([{
+                            'product_supplier': product_supplier.id,
+                            'day': day.id,
+                            }])
+            return product_supplier
+
+
+del ModuleTestCase

modules/stock_supply_day/tryton.cfg

@@ -0,0 +1,12 @@
+[tryton]
+version=7.8.1
+depends:
+    ir
+    purchase
+xml:
+    purchase.xml
+
+[register]
+model:
+    purchase.ProductSupplier
+    purchase.ProductSupplierDay

modules/stock_supply_day/view/product_supplier_form.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<data>
+    <xpath expr="/form/field[@name='lead_time']" position="after">
+        <label name="weekdays"/>
+        <field name="weekdays" widget="multiselection" yexpand="0"/>
+    </xpath>
+</data>