[ADD] membership_sale_prorate

membership_sale_prorate/README.rst

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+=======================
+Membership Sale Prorate
+=======================
+
+.. 
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! source digest: sha256:481e8310c0b91adbd533f0662f28937fa890d6ca476e734e32059244e832f3fb
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |badge1| image:: https://img.shields.io/badge/maturity-Beta-yellow.png
+    :target: https://odoo-community.org/page/development-status
+    :alt: Beta
+.. |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%2Fvertical--association-lightgray.png?logo=github
+    :target: https://github.com/OCA/vertical-association/tree/16.0/membership_sale_prorate
+    :alt: OCA/vertical-association
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/vertical-association-16-0/vertical-association-16-0-membership_sale_prorate
+    :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/vertical-association&target_branch=16.0
+    :alt: Try me on Runboat
+
+|badge1| |badge2| |badge3| |badge4| |badge5|
+
+This module calculates and sets the quantity for sale order lines having prorate membership products so that the sale order line price is calculated accordingly
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/vertical-association/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/vertical-association/issues/new?body=module:%20membership_sale_prorate%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
+~~~~~~~
+
+* Onestein
+
+Contributors
+~~~~~~~~~~~~
+
+* `Onestein <http://www.onestein.eu>`_
+
+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.
+
+This module is part of the `OCA/vertical-association <https://github.com/OCA/vertical-association/tree/16.0/membership_sale_prorate>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

membership_sale_prorate/__init__.py

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+from . import models

membership_sale_prorate/__manifest__.py

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+# Copyright 2024 Onestein (<http://www.onestein.eu>)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+{
+    "name": "Membership Sale Prorate",
+    "summary": "Calculates and sets the quantity for sale order lines having "
+    "prorate membership products so that the sale order line price "
+    "is calculated accordingly",
+    "version": "16.0.1.0.0",
+    "license": "AGPL-3",
+    "category": "Association",
+    "author": "Onestein, Odoo Community Association (OCA)",
+    "website": "https://github.com/OCA/vertical-association",
+    "depends": [
+        "membership",
+        "membership_prorate",
+        "sale",
+    ],
+    "data": [],
+    "auto_install": True,
+}

membership_sale_prorate/models/__init__.py

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+from . import sale_order_line

membership_sale_prorate/models/sale_order_line.py

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+# Copyright 2024 Onestein (<http://www.onestein.eu>)
+from datetime import timedelta
+
+from odoo import api, fields, models
+from odoo.tests import Form
+
+
+class SaleOrderLine(models.Model):
+    _inherit = "sale.order.line"
+
+    def _prepare_sale_line_prorate_vals(self, sale_line):
+        product = sale_line.product_id
+        date_order = (
+            sale_line.order_id.date_order
+            and sale_line.order_id.date_order.date()
+            or fields.Date.today()
+        )
+        date_from, date_to = self.env["account.move.line"]._get_membership_interval(
+            product, date_order
+        )
+        if not date_from:
+            return {"quantity": 1.0}
+        if date_order < date_from:
+            date_order = date_from
+        if date_order > date_to:
+            date_order = date_to
+        theoretical_duration = date_to - date_from + timedelta(1)
+        real_duration = date_to - date_order + timedelta(1)
+        if theoretical_duration != real_duration:
+            return {
+                "quantity": round(
+                    float(real_duration.days) / theoretical_duration.days, 2
+                ),
+            }
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        sale_lines = super().create(vals_list)
+        for sale_line in sale_lines.filtered(
+            lambda r: r.product_id.membership and r.product_id.membership_prorate
+        ):
+            # Change quantity accordingly the prorate
+            sale_line_vals = self._prepare_sale_line_prorate_vals(sale_line)
+            if sale_line_vals:
+                quantity = sale_line_vals["quantity"]
+                order = sale_line.order_id
+                with Form(order) as sale_form:
+                    index = next(
+                        (
+                            index
+                            for (index, d) in enumerate(sale_form.order_line._records)
+                            if d["id"] == sale_line.id
+                        ),
+                        None,
+                    )
+                    if index is not None:
+                        with sale_form.order_line.edit(index) as line_form:
+                            line_form.product_uom_qty = quantity
+        return sale_lines

membership_sale_prorate/readme/CONTRIBUTORS.rst

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+* `Onestein <http://www.onestein.eu>`_

membership_sale_prorate/readme/DESCRIPTION.rst

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+This module calculates and sets the quantity for sale order lines having prorate membership products so that the sale order line price is calculated accordingly