[14.0][FIX] account_sequence_option: maintain sequence of out-invoices when returning to draft and changing date.

account_sequence_option/__manifest__.py

@@ -10,7 +10,10 @@
     "website": "https://github.com/OCA/account-financial-tools",
     "category": "Accounting",
     "depends": ["account", "base_sequence_option"],
-    "data": ["data/account_sequence_option.xml"],
+    "data": [
+        "data/account_sequence_option.xml",
+        "views/account_move_views.xml",
+    ],
     "demo": ["demo/account_demo_options.xml"],
     "maintainers": ["kittiu"],
     "license": "LGPL-3",

account_sequence_option/readme/CONTRIBUTORS.rst

@@ -1 +1,4 @@
 * Kitti U. <kittiu@ecosoft.co.th>
+* `Sygel <https://www.sygel.es>`_:
+
+  * Ángel García de la Chica Herrera

account_sequence_option/tests/test_account_sequence_option.py

@@ -1,6 +1,8 @@
 # Copyright 2021 Ecosoft Co., Ltd. (http://ecosoft.co.th)
 # License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html).
 
+from datetime import timedelta
+
 from odoo import fields
 from odoo.tests.common import Form, TransactionCase, tagged
 
@@ -72,3 +74,14 @@ class TestAccountSequenceOption(TransactionCase):
         self.payment = self._create_payment("outbound", "supplier")
         self.payment.action_post()
         self.assertIn("VPAY", self.payment.name)
+        # 7. Create out invoice, post invoice, reset invoice to Draft
+        #       Change Date, post invoice.
+        self.invoice = self._create_invoice("out_invoice")
+        self.invoice.action_post()
+        old_name = self.invoice.name
+        self.invoice.button_draft()
+        self.invoice.write(
+            {"invoice_date": self.invoice.invoice_date - timedelta(days=1)}
+        )
+        self.invoice.action_post()
+        self.assertEqual(old_name, self.invoice.name)

account_sequence_option/views/account_move_views.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- Copyright 2022 Angel Garcia de la Chica Herrera <angel.garcia@sygel.es>
+     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
+<odoo>
+    <record id="account_sequence_option_view_move_form" model="ir.ui.view">
+        <field name="name">account_sequence_option_view_move_form</field>
+        <field name="model">account.move</field>
+        <field name="inherit_id" ref="account.view_move_form" />
+        <field name="arch" type="xml">
+            <xpath expr="//field[@name='date']" position="after">
+                <field name="sequence_option" invisible="1" />
+            </xpath>
+        </field>
+    </record>
+</odoo>