[FIX] sale_invoice_plan: compute amount divided by zero

sale_invoice_plan/README.rst

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+==================
+Sales Invoice Plan
+==================
+
+.. 
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! source digest: sha256:e65d2ca5ee4ad4e5e68e2d61d67b087fa84c66d97eb1c690d2c08ce8b36f4b23
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |badge1| image:: https://img.shields.io/badge/maturity-Alpha-red.png
+    :target: https://odoo-community.org/page/development-status
+    :alt: Alpha
+.. |badge2| image:: https://img.shields.io/badge/licence-AGPL--3-blue.png
+    :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+    :alt: License: AGPL-3
+.. |badge3| image:: https://img.shields.io/badge/github-OCA%2Fsale--workflow-lightgray.png?logo=github
+    :target: https://github.com/OCA/sale-workflow/tree/16.0/sale_invoice_plan
+    :alt: OCA/sale-workflow
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/sale-workflow-16-0/sale-workflow-16-0-sale_invoice_plan
+    :alt: Translate me on Weblate
+.. |badge5| image:: https://img.shields.io/badge/runboat-Try%20me-875A7B.png
+    :target: https://runboat.odoo-community.org/builds?repo=OCA/sale-workflow&target_branch=16.0
+    :alt: Try me on Runboat
+
+|badge1| |badge2| |badge3| |badge4| |badge5|
+
+By standard feature, user can gradually create partial invoices, one by one.
+This module add ability to create invoices based on the predefined invoice plan,
+either all at once, or one by one.
+The plan support both advance invoice and installment invoices.
+
+.. IMPORTANT::
+   This is an alpha version, the data model and design can change at any time without warning.
+   Only for development or testing purpose, do not use in production.
+   `More details on development status <https://odoo-community.org/page/development-status>`_
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Installation
+============
+
+Just install this module, and the sales order will have new option "Use Invoice Plan"
+
+Usage
+=====
+
+- Create new sales quotation as per normal process
+- Select option "Use Invoice Plan", a new Invoice Plan tab will appear
+- Click on "=> Create Invoice Plan" link to open invoice planning wizard
+- Do plan for number of installment and/or advance, start date and interval
+- Double check that each advance/installment has correct plan percentage
+- After confirm sales order, now we have new option to "Create Invoice by Plan"
+- User can create only next invoice, or create all the rest invoices at the same time
+
+Changelog
+=========
+
+15.0.1.1.0 (2022-05-10)
+~~~~~~~~~~~~~~~~~~~~~~~
+
+* remove dependency on stock
+
+
+
+12.0.1.0.0 (2019-03-08)
+~~~~~~~~~~~~~~~~~~~~~~~
+
+* Start of the history
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/sale-workflow/issues>`_.
+In case of trouble, please check there if your issue has already been reported.
+If you spotted it first, help us to smash it by providing a detailed and welcomed
+`feedback <https://github.com/OCA/sale-workflow/issues/new?body=module:%20sale_invoice_plan%0Aversion:%2016.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**>`_.
+
+Do not contact contributors directly about support or help with technical issues.
+
+Credits
+=======
+
+Authors
+~~~~~~~
+
+* Ecosoft
+
+Contributors
+~~~~~~~~~~~~
+
+* Kitti Upariphutthiphong. <kittiu@gmail.com> (http://ecosoft.co.th)
+* `Trobz <https://trobz.com>`_:
+
+    * Son Ho <sonhd@trobz.com>
+
+Other credits
+~~~~~~~~~~~~~
+
+The migration of this module from 13.0 to 14.0 was financially supported by Camptocamp
+
+Maintainers
+~~~~~~~~~~~
+
+This module is maintained by the OCA.
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+.. |maintainer-kittiu| image:: https://github.com/kittiu.png?size=40px
+    :target: https://github.com/kittiu
+    :alt: kittiu
+
+Current `maintainer <https://odoo-community.org/page/maintainer-role>`__:
+
+|maintainer-kittiu| 
+
+This module is part of the `OCA/sale-workflow <https://github.com/OCA/sale-workflow/tree/16.0/sale_invoice_plan>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

sale_invoice_plan/__init__.py

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+# Copyright 2019 Ecosoft Co., Ltd (http://ecosoft.co.th/)
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html)
+from . import models
+from . import wizard

sale_invoice_plan/__manifest__.py

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+# Copyright 2019 Ecosoft Co., Ltd (http://ecosoft.co.th/)
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html)
+
+{
+    "name": "Sales Invoice Plan",
+    "summary": "Add to sales order, ability to manage future invoice plan",
+    "version": "16.0.1.0.0",
+    "author": "Ecosoft,Odoo Community Association (OCA)",
+    "license": "AGPL-3",
+    "website": "https://github.com/OCA/sale-workflow",
+    "category": "Sales",
+    "depends": ["account", "sale_management"],
+    "data": [
+        "security/ir.model.access.csv",
+        "data/sale_data.xml",
+        "wizard/sale_create_invoice_plan_view.xml",
+        "wizard/sale_make_planned_invoice_view.xml",
+        "views/sale_view.xml",
+    ],
+    "installable": True,
+    "development_status": "Alpha",
+    "maintainers": ["kittiu"],
+}

sale_invoice_plan/data/sale_data.xml

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+<odoo noupdate="1">
+    <record id="decimal_price" model="decimal.precision" forcecreate="True">
+        <field name="name">Sales Invoice Plan Percent</field>
+        <field name="digits">6</field>
+    </record>
+</odoo>