[12.0][IMP] - Different payment mode for contracts generated from sale orders

new option allow to set different payment mode for the contracts generated from
the sale order than the one will be used for invoices.

contract_sale_payment_mode/__manifest__.py

@@ -16,7 +16,7 @@
         'product_contract',
     ],
     'data': [
-    ],
-    'demo': [
+        'views/res_config_settings.xml',
+        'views/sale_order.xml'
     ],
 }

contract_sale_payment_mode/models/__init__.py

@@ -1 +1,3 @@
 from . import sale_order
+from . import res_company
+from . import res_config_settings

contract_sale_payment_mode/models/res_company.py

@@ -0,0 +1,13 @@
+# Copyright 2020 ACSONE SA/NV
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class ResCompany(models.Model):
+
+    _inherit = 'res.company'
+
+    specific_contract_payment_mode = fields.Boolean(
+        string="Specific payment mode for contracts created from sale orders"
+    )

contract_sale_payment_mode/models/res_config_settings.py

@@ -0,0 +1,15 @@
+# Copyright 2020 ACSONE SA/NV
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class ResConfigSettings(models.TransientModel):
+
+    _inherit = 'res.config.settings'
+
+    specific_contract_payment_mode = fields.Boolean(
+        related="company_id.specific_contract_payment_mode",
+        string="Specific payment mode for contracts created from sale orders",
+        readonly=False
+    )

contract_sale_payment_mode/models/sale_order.py

@@ -1,16 +1,43 @@
 # Copyright 2019 ACSONE SA/NV
+# Copyright 2020 ACSONE SA/NV
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from odoo import api, models
+from odoo import api, fields, models
 
 
 class SaleOrder(models.Model):
     _inherit = 'sale.order'
 
+    contract_payment_mode_id = fields.Many2one(
+        comodel_name='account.payment.mode',
+        string='Contract Payment Mode',
+        domain=[('payment_type', '=', 'inbound')],
+        index=True,
+    )
+    specific_contract_payment_mode = fields.Boolean(
+        related="company_id.specific_contract_payment_mode",
+        string="Different payment mode for contracts generated from sale "
+               "orders",
+    )
+
+    @api.onchange('partner_id')
+    def onchange_partner_id(self):
+        res = super().onchange_partner_id()
+        if self.partner_id:
+            self.contract_payment_mode_id = self.partner_id.with_context(
+                force_company=self.company_id.id
+            ).customer_payment_mode_id
+        else:
+            self.payment_mode_id = False
+        return res
+
     @api.multi
     def _prepare_contract_value(self, contract_template):
         self.ensure_one()
         vals = super(SaleOrder, self)._prepare_contract_value(
             contract_template)
-        vals['payment_mode_id'] = self.payment_mode_id.id
+        if self.specific_contract_payment_mode:
+            vals['payment_mode_id'] = self.contract_payment_mode_id.id
+        else:
+            vals['payment_mode_id'] = self.payment_mode_id.id
         return vals

contract_sale_payment_mode/tests/test_sale_order.py

@@ -19,3 +19,22 @@ class TestSaleOrderPaymentMode(TestSaleOrder):
             self.sale.order_line.mapped('contract_id.payment_mode_id'),
             self.payment_mode,
         )
+
+    def test_action_confirm_with_contract_payment_mode_1(self):
+        self.contract_payment_mode_id = self.payment_mode.copy()
+        self.sale.contract_payment_mode_id = self.contract_payment_mode_id
+        self.test_action_confirm()
+        self.assertEqual(
+            self.sale.order_line.mapped('contract_id.payment_mode_id'),
+            self.payment_mode,
+        )
+
+    def test_action_confirm_with_contract_payment_mode_2(self):
+        self.contract_payment_mode_id = self.payment_mode.copy()
+        self.sale.contract_payment_mode_id = self.contract_payment_mode_id
+        self.sale.company_id.specific_contract_payment_mode = True
+        self.test_action_confirm()
+        self.assertEqual(
+            self.sale.order_line.mapped('contract_id.payment_mode_id'),
+            self.contract_payment_mode_id,
+        )

contract_sale_payment_mode/views/res_config_settings.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2020 ACSONE SA/NV
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
+
+<odoo>
+
+    <record model="ir.ui.view" id="res_config_settings_form_view">
+        <field name="model">res.config.settings</field>
+        <field name="inherit_id" ref="sale.res_config_settings_view_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//div[@id='sale_config_online_confirmation_sign']"
+                   position="before">
+                <div class="col-12 col-lg-6 o_setting_box"
+                     id="specific_contract_payment_mode">
+                    <div class="o_setting_left_pane">
+                        <field name="specific_contract_payment_mode"/>
+                    </div>
+                    <div class="o_setting_right_pane">
+                        <label for="specific_contract_payment_mode"/>
+                        <span class="fa fa-lg fa-building-o"
+                              title="Values set here are company-specific."
+                              groups="base.group_multi_company"/>
+                        <div class="text-muted">
+                            This option allow allow to set different payment mode for the contracts generated from the sale order than the one will be used for invoices.
+                        </div>
+                    </div>
+                </div>
+            </xpath>
+        </field>
+    </record>
+
+
+
+</odoo>

contract_sale_payment_mode/views/sale_order.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2020 ACSONE SA/NV
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
+
+<odoo>
+
+
+    <record model="ir.ui.view" id="sale_order_form_view">
+        <field name="model">sale.order</field>
+        <field name="inherit_id" ref="account_payment_sale.view_order_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//field[@name='payment_mode_id']" position="after">
+                <field name="specific_contract_payment_mode" invisible="1"/>
+                <field name="contract_payment_mode_id" options="{'no_open': True, 'no_create': True}" attrs="{'invisible': [('specific_contract_payment_mode', '=', False)]}"/>
+            </xpath>
+        </field>
+    </record>
+
+
+</odoo>