From 3aabeca09a679e3240cd59d95c81bb53a53cb67e Mon Sep 17 00:00:00 2001
From: RemiFr82 <remi.fr1105@gmail.com>
Date: Thu, 23 Nov 2023 16:11:53 +0100
Subject: [PATCH] [ADD] purchase_discount_without_stock

---
 purchase_discount_without_stock/__init__.py   |   2 +
 .../__manifest__.py                           |  26 ++++
 purchase_discount_without_stock/i18n/fr.po    |  92 ++++++++++++++
 .../models/__init__.py                        |   3 +
 .../models/product_supplierinfo.py            |  38 ++++++
 .../models/purchase_order.py                  | 118 ++++++++++++++++++
 .../models/res_partner.py                     |  17 +++
 .../report/__init__.py                        |   1 +
 .../report/purchase_report.py                 |  34 +++++
 .../views/product_supplierinfo_view.xml       |  20 +++
 .../views/purchase_discount_view.xml          |  42 +++++++
 .../views/report_purchaseorder.xml            |  16 +++
 .../views/res_partner_view.xml                |  26 ++++
 13 files changed, 435 insertions(+)
 create mode 100644 purchase_discount_without_stock/__init__.py
 create mode 100644 purchase_discount_without_stock/__manifest__.py
 create mode 100644 purchase_discount_without_stock/i18n/fr.po
 create mode 100644 purchase_discount_without_stock/models/__init__.py
 create mode 100644 purchase_discount_without_stock/models/product_supplierinfo.py
 create mode 100644 purchase_discount_without_stock/models/purchase_order.py
 create mode 100644 purchase_discount_without_stock/models/res_partner.py
 create mode 100644 purchase_discount_without_stock/report/__init__.py
 create mode 100644 purchase_discount_without_stock/report/purchase_report.py
 create mode 100644 purchase_discount_without_stock/views/product_supplierinfo_view.xml
 create mode 100644 purchase_discount_without_stock/views/purchase_discount_view.xml
 create mode 100644 purchase_discount_without_stock/views/report_purchaseorder.xml
 create mode 100644 purchase_discount_without_stock/views/res_partner_view.xml

diff --git a/purchase_discount_without_stock/__init__.py b/purchase_discount_without_stock/__init__.py
new file mode 100644
index 0000000..bf588bc
--- /dev/null
+++ b/purchase_discount_without_stock/__init__.py
@@ -0,0 +1,2 @@
+from . import models
+from . import report
diff --git a/purchase_discount_without_stock/__manifest__.py b/purchase_discount_without_stock/__manifest__.py
new file mode 100644
index 0000000..c40aa37
--- /dev/null
+++ b/purchase_discount_without_stock/__manifest__.py
@@ -0,0 +1,26 @@
+# © 2004-2009 Tiny SPRL (<http://tiny.be>).
+# © 2014-2017 Tecnativa - Pedro M. Baeza
+# © 2016 ACSONE SA/NV (<http://acsone.eu>)
+# License AGPL-3 - See http://www.gnu.org/licenses/agpl-3.0.html
+{
+    "name": "Purchase order lines with discounts",
+    "author": "Tiny, "
+    "Acysos S.L., "
+    "Tecnativa, "
+    "ACSONE SA/NV,"
+    "GRAP,"
+    "Odoo Community Association (OCA),"
+    "RemiFr82",
+    "version": "14.0.1.1.3",
+    "category": "Purchase Management",
+    "website": "https://remifr82.me",
+    "depends": ["purchase"],
+    "data": [
+        "views/purchase_discount_view.xml",
+        "views/report_purchaseorder.xml",
+        "views/product_supplierinfo_view.xml",
+        "views/res_partner_view.xml",
+    ],
+    "license": "AGPL-3",
+    "installable": True,
+}
diff --git a/purchase_discount_without_stock/i18n/fr.po b/purchase_discount_without_stock/i18n/fr.po
new file mode 100644
index 0000000..a2796db
--- /dev/null
+++ b/purchase_discount_without_stock/i18n/fr.po
@@ -0,0 +1,92 @@
+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+# * purchase_discount_whithout_stock
+#
+# Translators:
+# OCA Transbot <transbot@odoo-community.org>, 2018
+# Quentin THEURET <odoo@kerpeo.com>, 2018
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 11.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2018-02-23 17:50+0000\n"
+"PO-Revision-Date: 2020-07-22 12:19+0000\n"
+"Last-Translator: c2cdidier <didier.donze@camptocamp.com>\n"
+"Language-Team: French (https://www.transifex.com/oca/teams/23907/fr/)\n"
+"Language: fr\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: \n"
+"Plural-Forms: nplurals=2; plural=n > 1;\n"
+"X-Generator: Weblate 3.10\n"
+
+#. module: purchase_discount_whithout_stock
+#: model_terms:ir.ui.view,arch_db:purchase_discount_whithout_stock.report_purchaseorder_document
+msgid "<strong>Disc. (%)</strong>"
+msgstr "<strong>Remise (%)</strong>"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model,name:purchase_discount_whithout_stock.model_res_partner
+msgid "Contact"
+msgstr "Contact"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model.fields,field_description:purchase_discount_whithout_stock.field_res_partner__default_supplierinfo_discount
+#: model:ir.model.fields,field_description:purchase_discount_whithout_stock.field_res_users__default_supplierinfo_discount
+msgid "Default Supplier Discount (%)"
+msgstr "Remise fournisseur par défaut (%)"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model.fields,field_description:purchase_discount_whithout_stock.field_product_supplierinfo__discount
+#: model:ir.model.fields,field_description:purchase_discount_whithout_stock.field_purchase_order_line__discount
+#: model:ir.model.fields,field_description:purchase_discount_whithout_stock.field_purchase_report__discount
+msgid "Discount (%)"
+msgstr "Remise (%)"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model.constraint,message:purchase_discount_whithout_stock.constraint_purchase_order_line_discount_limit
+msgid "Discount must be lower than 100%."
+msgstr "La remise doit être inférieure à 100%."
+
+#. module: purchase_discount_whithout_stock
+#: model_terms:ir.ui.view,arch_db:purchase_discount_whithout_stock.res_partner_form_view
+msgid "Discount-related settings are managed on"
+msgstr "Paramètres des remises sont gérés sur"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model,name:purchase_discount_whithout_stock.model_purchase_order
+msgid "Purchase Order"
+msgstr "Commandes d'achat"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model,name:purchase_discount_whithout_stock.model_purchase_order_line
+msgid "Purchase Order Line"
+msgstr "Ligne de commande d'achat"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model,name:purchase_discount_whithout_stock.model_purchase_report
+msgid "Purchase Report"
+msgstr "Rapport des commandes"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model,name:purchase_discount_whithout_stock.model_product_supplierinfo
+msgid "Supplier Pricelist"
+msgstr "Liste de prix fournisseur"
+
+#. module: purchase_discount_whithout_stock
+#: model:ir.model.fields,help:purchase_discount_whithout_stock.field_res_partner__default_supplierinfo_discount
+#: model:ir.model.fields,help:purchase_discount_whithout_stock.field_res_users__default_supplierinfo_discount
+msgid ""
+"This value will be used as the default one, for each new supplierinfo line "
+"depending on that supplier."
+msgstr ""
+"Cette valeur sera utilisée comme valeur par défaut pour chaque nouvelle "
+"information fournisseur de ce fournisseur."
+
+#. module: purchase_discount_whithout_stock
+#: model_terms:ir.ui.view,arch_db:purchase_discount_whithout_stock.res_partner_form_view
+msgid "the parent company"
+msgstr "Société parente"
+
+#~ msgid "Invoice"
+#~ msgstr "Facture"
diff --git a/purchase_discount_without_stock/models/__init__.py b/purchase_discount_without_stock/models/__init__.py
new file mode 100644
index 0000000..b6ce024
--- /dev/null
+++ b/purchase_discount_without_stock/models/__init__.py
@@ -0,0 +1,3 @@
+from . import purchase_order
+from . import product_supplierinfo
+from . import res_partner
diff --git a/purchase_discount_without_stock/models/product_supplierinfo.py b/purchase_discount_without_stock/models/product_supplierinfo.py
new file mode 100644
index 0000000..0467f5a
--- /dev/null
+++ b/purchase_discount_without_stock/models/product_supplierinfo.py
@@ -0,0 +1,38 @@
+# Copyright 2016 ACSONE SA/NV (<http://acsone.eu>)
+# Copyright 2014-2019 Tecnativa - Pedro M. Baeza
+# License AGPL-3 - See http://www.gnu.org/licenses/agpl-3.0.html
+
+from odoo import api, fields, models
+
+
+class ProductSupplierInfo(models.Model):
+    _inherit = "product.supplierinfo"
+
+    discount = fields.Float(string="Discount (%)", digits="Discount")
+
+    @api.onchange("name")
+    def onchange_name(self):
+        """Apply the default supplier discount of the selected supplier"""
+        for supplierinfo in self.filtered("name"):
+            supplierinfo.discount = supplierinfo.name.default_supplierinfo_discount
+
+    @api.model
+    def _get_po_to_supplierinfo_synced_fields(self):
+        """Overwrite this method for adding other fields to be synchronized
+        with product.supplierinfo.
+        """
+        return ["discount"]
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        """Insert discount (or others) from context from purchase.order's
+        _add_supplier_to_product method"""
+        for vals in vals_list:
+            product_tmpl_id = vals.get("product_tmpl_id")
+            po_line_map = self.env.context.get("po_line_map", {})
+            if product_tmpl_id in po_line_map:
+                po_line = po_line_map[product_tmpl_id]
+                for field in self._get_po_to_supplierinfo_synced_fields():
+                    if not vals.get(field):
+                        vals[field] = po_line[field]
+        return super().create(vals_list)
diff --git a/purchase_discount_without_stock/models/purchase_order.py b/purchase_discount_without_stock/models/purchase_order.py
new file mode 100644
index 0000000..8290eae
--- /dev/null
+++ b/purchase_discount_without_stock/models/purchase_order.py
@@ -0,0 +1,118 @@
+# Copyright 2004-2009 Tiny SPRL (<http://tiny.be>).
+# Copyright 2016 ACSONE SA/NV (<http://acsone.eu>)
+# Copyright 2015-2019 Tecnativa - Pedro M. Baeza
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+
+from odoo import api, fields, models
+
+
+class PurchaseOrder(models.Model):
+    _inherit = "purchase.order"
+
+    def _add_supplier_to_product(self):
+        """Insert a mapping of products to PO lines to be picked up
+        in supplierinfo's create()"""
+        self.ensure_one()
+        po_line_map = {
+            line.product_id.product_tmpl_id.id: line for line in self.order_line
+        }
+        return super(
+            PurchaseOrder, self.with_context(po_line_map=po_line_map)
+        )._add_supplier_to_product()
+
+
+class PurchaseOrderLine(models.Model):
+    _inherit = "purchase.order.line"
+
+    # adding discount to depends
+    @api.depends("discount")
+    def _compute_amount(self):
+        return super()._compute_amount()
+
+    def _prepare_compute_all_values(self):
+        vals = super()._prepare_compute_all_values()
+        vals.update({"price_unit": self._get_discounted_price_unit()})
+        return vals
+
+    discount = fields.Float(string="Discount (%)", digits="Discount")
+
+    _sql_constraints = [
+        (
+            "discount_limit",
+            "CHECK (discount <= 100.0)",
+            "Discount must be lower than 100%.",
+        )
+    ]
+
+    def _get_discounted_price_unit(self):
+        """Inheritable method for getting the unit price after applying
+        discount(s).
+
+        :rtype: float
+        :return: Unit price after discount(s).
+        """
+        self.ensure_one()
+        if self.discount:
+            return self.price_unit * (1 - self.discount / 100)
+        return self.price_unit
+
+    @api.onchange("product_qty", "product_uom")
+    def _onchange_quantity(self):
+        """
+        Check if a discount is defined into the supplier info and if so then
+        apply it to the current purchase order line
+        """
+        res = super()._onchange_quantity()
+        if self.product_id:
+            date = None
+            if self.order_id.date_order:
+                date = self.order_id.date_order.date()
+            seller = self.product_id._select_seller(
+                partner_id=self.partner_id,
+                quantity=self.product_qty,
+                date=date,
+                uom_id=self.product_uom,
+            )
+            self._apply_value_from_seller(seller)
+        return res
+
+    @api.model
+    def _apply_value_from_seller(self, seller):
+        """Overload this function to prepare other data from seller,
+        like in purchase_triple_discount module"""
+        if not seller:
+            return
+        self.discount = seller.discount
+
+    def _prepare_account_move_line(self, move=False):
+        vals = super(PurchaseOrderLine, self)._prepare_account_move_line(move)
+        vals["discount"] = self.discount
+        return vals
+
+    @api.model
+    def _prepare_purchase_order_line(
+        self, product_id, product_qty, product_uom, company_id, supplier, po
+    ):
+        """Apply the discount to the created purchase order"""
+        res = super()._prepare_purchase_order_line(
+            product_id, product_qty, product_uom, company_id, supplier, po
+        )
+        partner = supplier.name
+        uom_po_qty = product_uom._compute_quantity(product_qty, product_id.uom_po_id)
+        seller = product_id.with_company(company_id)._select_seller(
+            partner_id=partner,
+            quantity=uom_po_qty,
+            date=po.date_order and po.date_order.date(),
+            uom_id=product_id.uom_po_id,
+        )
+        res.update(self._prepare_purchase_order_line_from_seller(seller))
+        return res
+
+    @api.model
+    def _prepare_purchase_order_line_from_seller(self, seller):
+        """Overload this function to prepare other data from seller,
+        like in purchase_triple_discount module"""
+        if not seller:
+            return {}
+        return {"discount": seller.discount}
diff --git a/purchase_discount_without_stock/models/res_partner.py b/purchase_discount_without_stock/models/res_partner.py
new file mode 100644
index 0000000..4d35d4d
--- /dev/null
+++ b/purchase_discount_without_stock/models/res_partner.py
@@ -0,0 +1,17 @@
+# Copyright 2016 GRAP (http://www.grap.coop)
+#        Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3 - See http://www.gnu.org/licenses/agpl-3.0.html
+
+from odoo import fields, models
+
+
+class ResPartner(models.Model):
+    _inherit = "res.partner"
+
+    default_supplierinfo_discount = fields.Float(
+        string="Default Supplier Discount (%)",
+        digits="Discount",
+        help="This value will be used as the default one, for each new"
+        " supplierinfo line depending on that supplier.",
+        tracking=True,
+    )
diff --git a/purchase_discount_without_stock/report/__init__.py b/purchase_discount_without_stock/report/__init__.py
new file mode 100644
index 0000000..84b6eef
--- /dev/null
+++ b/purchase_discount_without_stock/report/__init__.py
@@ -0,0 +1 @@
+from . import purchase_report
diff --git a/purchase_discount_without_stock/report/purchase_report.py b/purchase_discount_without_stock/report/purchase_report.py
new file mode 100644
index 0000000..11d021f
--- /dev/null
+++ b/purchase_discount_without_stock/report/purchase_report.py
@@ -0,0 +1,34 @@
+# Copyright 2017 Akretion (Alexis de Lattre <alexis.delattre@akretion.com>)
+# Copyright 2017-2019 Tecnativa - Pedro M. Baeza
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class PurchaseReport(models.Model):
+    _inherit = "purchase.report"
+
+    discount = fields.Float(
+        string="Discount (%)", digits="Discount", group_operator="avg"
+    )
+
+    def _select(self):
+        res = super()._select()
+        # There are 3 matches
+        res = res.replace("l.price_unit", self._get_discounted_price_unit_exp())
+        res += ", l.discount AS discount"
+        return res
+
+    def _group_by(self):
+        res = super()._group_by()
+        res += ", l.discount"
+        return res
+
+    def _get_discounted_price_unit_exp(self):
+        """Inheritable method for getting the SQL expression used for
+        calculating the unit price with discount(s).
+
+        :rtype: str
+        :return: SQL expression for discounted unit price.
+        """
+        return "(1.0 - COALESCE(l.discount, 0.0) / 100.0) * l.price_unit"
diff --git a/purchase_discount_without_stock/views/product_supplierinfo_view.xml b/purchase_discount_without_stock/views/product_supplierinfo_view.xml
new file mode 100644
index 0000000..2f92c9a
--- /dev/null
+++ b/purchase_discount_without_stock/views/product_supplierinfo_view.xml
@@ -0,0 +1,20 @@
+<odoo>
+    <record model="ir.ui.view" id="product_supplierinfo_form_view">
+        <field name="model">product.supplierinfo</field>
+        <field name="inherit_id" ref="product.product_supplierinfo_form_view" />
+        <field name="arch" type="xml">
+            <xpath expr="//div[field[@name='price']]" position="after">
+                <field name="discount" />
+            </xpath>
+        </field>
+    </record>
+    <record model="ir.ui.view" id="product_supplierinfo_tree_view">
+        <field name="model">product.supplierinfo</field>
+        <field name="inherit_id" ref="product.product_supplierinfo_tree_view" />
+        <field name="arch" type="xml">
+            <field name="price" position="after">
+                <field name="discount" />
+            </field>
+        </field>
+    </record>
+</odoo>
diff --git a/purchase_discount_without_stock/views/purchase_discount_view.xml b/purchase_discount_without_stock/views/purchase_discount_view.xml
new file mode 100644
index 0000000..85c2689
--- /dev/null
+++ b/purchase_discount_without_stock/views/purchase_discount_view.xml
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<odoo>
+    <record model="ir.ui.view" id="purchase_order_line_form2">
+        <field name="name">purchase_discount.order.line.form2</field>
+        <field name="model">purchase.order.line</field>
+        <field name="inherit_id" ref="purchase.purchase_order_line_form2" />
+        <field name="arch" type="xml">
+            <field name="price_unit" position="after">
+                <field name="discount" />
+            </field>
+        </field>
+    </record>
+    <record model="ir.ui.view" id="purchase_order_line_tree">
+        <field name="name">purchase_discount.order.line.tree</field>
+        <field name="model">purchase.order.line</field>
+        <field name="inherit_id" ref="purchase.purchase_order_line_tree" />
+        <field name="arch" type="xml">
+            <field name="price_unit" position="after">
+                <field name="discount" />
+            </field>
+        </field>
+    </record>
+    <record model="ir.ui.view" id="purchase_order_form">
+        <field name="name">purchase_discount.purchase.order.form</field>
+        <field name="model">purchase.order</field>
+        <field name="inherit_id" ref="purchase.purchase_order_form" />
+        <field name="arch" type="xml">
+            <xpath
+                expr="//field[@name='order_line']/tree/field[@name='price_unit']"
+                position="after"
+            >
+                <field name="discount" />
+            </xpath>
+            <xpath
+                expr="//field[@name='order_line']/form//field[@name='price_unit']"
+                position="after"
+            >
+                <field name="discount" />
+            </xpath>
+        </field>
+    </record>
+</odoo>
diff --git a/purchase_discount_without_stock/views/report_purchaseorder.xml b/purchase_discount_without_stock/views/report_purchaseorder.xml
new file mode 100644
index 0000000..3314c67
--- /dev/null
+++ b/purchase_discount_without_stock/views/report_purchaseorder.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<odoo>
+    <template
+        id="report_purchaseorder_document"
+        inherit_id="purchase.report_purchaseorder_document"
+    >
+        <xpath expr="//table[1]/thead/tr//th[last()]" position="before">
+            <th name="th_discount" class="text-right"><strong>Disc. (%)</strong></th>
+        </xpath>
+        <xpath expr="//td[span[@t-field='line.price_subtotal']]" position="before">
+            <td name="td_discount" class="text-right">
+                <span t-field="line.discount" />
+            </td>
+        </xpath>
+    </template>
+</odoo>
diff --git a/purchase_discount_without_stock/views/res_partner_view.xml b/purchase_discount_without_stock/views/res_partner_view.xml
new file mode 100644
index 0000000..3c29dc0
--- /dev/null
+++ b/purchase_discount_without_stock/views/res_partner_view.xml
@@ -0,0 +1,26 @@
+<odoo>
+    <record model="ir.ui.view" id="res_partner_form_view">
+        <field name="model">res.partner</field>
+        <field name="inherit_id" ref="base.view_partner_form" />
+        <field name="arch" type="xml">
+            <xpath expr="//group[@name='purchase']" position="inside">
+                <field
+                    name="default_supplierinfo_discount"
+                    attrs="{'invisible': [('is_company', '=', False), ('parent_id', '!=', False)]}"
+                />
+                <div
+                    name="supplierinfo_discount_disabled"
+                    colspan="2"
+                    attrs="{'invisible': ['|',('is_company', '=', True), ('parent_id', '=', False)]}"
+                >
+                    <p>Discount-related settings are managed on <button
+                            name="open_commercial_entity"
+                            type="object"
+                            string="the parent company"
+                            class="oe_link"
+                        /></p>
+                </div>
+            </xpath>
+        </field>
+    </record>
+</odoo>