[FIX] Nelle fatture con ritenuta, resettare l'importo da pagare al netto da pagare residuo

l10n_it_withholding_tax/README.rst

@@ -111,6 +111,12 @@ stata versata all’erario
 .. |image4| image:: https://raw.githubusercontent.com/OCA/l10n-italy/16.0/l10n_it_withholding_tax/static/img/pagamento-ritenuta.png
 .. |image5| image:: https://raw.githubusercontent.com/OCA/l10n-italy/16.0/l10n_it_withholding_tax/static/img/foto-3-1-1024x505.png
 
+Known issues / Roadmap
+======================
+
+The Residual Net To Pay set in the Payment wizard should be converted in
+the wizard's currency when it changes
+
 Bug Tracker
 ===========
 

l10n_it_withholding_tax/__init__.py

@@ -1,3 +1,4 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import models
+from . import wizards

l10n_it_withholding_tax/models/account.py

@@ -3,7 +3,7 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from odoo import _, api, fields, models
-from odoo.exceptions import UserError, ValidationError
+from odoo.exceptions import ValidationError
 from odoo.tools.float_utils import float_compare, float_round
 
 
@@ -482,25 +482,6 @@ def _compute_payments_widget_reconciled_info(self):
                         payment_val["wt_move_line"] = False
         return
 
-    def action_register_payment(self):
-        """
-        Set net to pay how default amount to pay
-        """
-        res = super().action_register_payment()
-        amount_net_pay_residual = 0
-        currency_id = self.currency_id
-        if len(currency_id) > 1:
-            raise UserError(_("Invoices must have the same currency"))
-        for am in self:
-            if am.withholding_tax_amount:
-                amount_net_pay_residual += am.amount_net_pay_residual
-        if not currency_id.is_zero(amount_net_pay_residual):
-            ctx = res.get("context", {})
-            if ctx:
-                ctx.update({"default_amount": amount_net_pay_residual})
-            res.update({"context": ctx})
-        return res
-
 
 class AccountMoveLine(models.Model):
     _inherit = "account.move.line"

l10n_it_withholding_tax/readme/ROADMAP.md

@@ -0,0 +1,2 @@
+The Residual Net To Pay set in the Payment wizard should be converted in
+the wizard's currency when it changes

l10n_it_withholding_tax/static/description/index.html

@@ -379,11 +379,12 @@ <h1 class="title">ITA - Ritenute d’acconto</h1>
 <div class="contents local topic" id="contents">
 <ul class="simple">
 <li><a class="reference internal" href="#usage" id="toc-entry-1">Usage</a></li>
-<li><a class="reference internal" href="#bug-tracker" id="toc-entry-2">Bug Tracker</a></li>
-<li><a class="reference internal" href="#credits" id="toc-entry-3">Credits</a><ul>
-<li><a class="reference internal" href="#authors" id="toc-entry-4">Authors</a></li>
-<li><a class="reference internal" href="#contributors" id="toc-entry-5">Contributors</a></li>
-<li><a class="reference internal" href="#maintainers" id="toc-entry-6">Maintainers</a></li>
+<li><a class="reference internal" href="#known-issues-roadmap" id="toc-entry-2">Known issues / Roadmap</a></li>
+<li><a class="reference internal" href="#bug-tracker" id="toc-entry-3">Bug Tracker</a></li>
+<li><a class="reference internal" href="#credits" id="toc-entry-4">Credits</a><ul>
+<li><a class="reference internal" href="#authors" id="toc-entry-5">Authors</a></li>
+<li><a class="reference internal" href="#contributors" id="toc-entry-6">Contributors</a></li>
+<li><a class="reference internal" href="#maintainers" id="toc-entry-7">Maintainers</a></li>
 </ul>
 </li>
 </ul>
@@ -433,25 +434,30 @@ <h1><a class="toc-backref" href="#toc-entry-1">Usage</a></h1>
 stata versata all’erario</p>
 <p><img alt="image5" src="https://raw.githubusercontent.com/OCA/l10n-italy/16.0/l10n_it_withholding_tax/static/img/foto-3-1-1024x505.png" /></p>
 </div>
+<div class="section" id="known-issues-roadmap">
+<h1><a class="toc-backref" href="#toc-entry-2">Known issues / Roadmap</a></h1>
+<p>The Residual Net To Pay set in the Payment wizard should be converted in
+the wizard’s currency when it changes</p>
+</div>
 <div class="section" id="bug-tracker">
-<h1><a class="toc-backref" href="#toc-entry-2">Bug Tracker</a></h1>
+<h1><a class="toc-backref" href="#toc-entry-3">Bug Tracker</a></h1>
 <p>Bugs are tracked on <a class="reference external" href="https://github.com/OCA/l10n-italy/issues">GitHub Issues</a>.
 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
 <a class="reference external" href="https://github.com/OCA/l10n-italy/issues/new?body=module:%20l10n_it_withholding_tax%0Aversion:%2016.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**">feedback</a>.</p>
 <p>Do not contact contributors directly about support or help with technical issues.</p>
 </div>
 <div class="section" id="credits">
-<h1><a class="toc-backref" href="#toc-entry-3">Credits</a></h1>
+<h1><a class="toc-backref" href="#toc-entry-4">Credits</a></h1>
 <div class="section" id="authors">
-<h2><a class="toc-backref" href="#toc-entry-4">Authors</a></h2>
+<h2><a class="toc-backref" href="#toc-entry-5">Authors</a></h2>
 <ul class="simple">
 <li>Openforce</li>
 <li>Odoo Italia Network</li>
 </ul>
 </div>
 <div class="section" id="contributors">
-<h2><a class="toc-backref" href="#toc-entry-5">Contributors</a></h2>
+<h2><a class="toc-backref" href="#toc-entry-6">Contributors</a></h2>
 <ul class="simple">
 <li>Alessandro Camilli &lt;<a class="reference external" href="mailto:alessandrocamilli&#64;openforce.it">alessandrocamilli&#64;openforce.it</a>&gt;</li>
 <li>Lorenzo Battistini &lt;<a class="reference external" href="mailto:lorenzo.battistini&#64;agilebg.com">lorenzo.battistini&#64;agilebg.com</a>&gt;</li>
@@ -460,7 +466,7 @@ <h2><a class="toc-backref" href="#toc-entry-5">Contributors</a></h2>
 </ul>
 </div>
 <div class="section" id="maintainers">
-<h2><a class="toc-backref" href="#toc-entry-6">Maintainers</a></h2>
+<h2><a class="toc-backref" href="#toc-entry-7">Maintainers</a></h2>
 <p>This module is maintained by the OCA.</p>
 <a class="reference external image-reference" href="https://odoo-community.org">
 <img alt="Odoo Community Association" src="https://odoo-community.org/logo.png" />

l10n_it_withholding_tax/tests/test_withholding_tax.py

@@ -323,3 +323,44 @@ def test_wt_after_repost(self):
         self.assertEqual(self.invoice.amount_net_pay_residual, 200)
         self.assertEqual(self.invoice.amount_residual, 250)
         self.assertEqual(self.invoice.state, "posted")
+
+    def _get_payment_wizard(self, invoice):
+        wizard_action = invoice.action_register_payment()
+        wizard_model = wizard_action["res_model"]
+        wizard_context = wizard_action["context"]
+        wizard = self.env[wizard_model].with_context(**wizard_context).create({})
+        return wizard
+
+    def test_payment_reset_net_pay_residual(self):
+        """The amount to pay is reset to the Residual Net To Pay
+        when amount and Journal are changed."""
+        # Arrange: Pay an invoice
+        invoice = self.invoice
+        wizard = self._get_payment_wizard(invoice)
+        user_set_amount = 20
+        # pre-condition
+        self.assertEqual(
+            wizard.amount,
+            invoice.amount_net_pay_residual,
+        )
+        self.assertTrue(
+            invoice.withholding_tax_amount,
+        )
+
+        # Act: Change amount
+        wizard.amount = user_set_amount
+
+        # Assert: User's change is kept
+        self.assertEqual(
+            wizard.amount,
+            user_set_amount,
+        )
+
+        # Act: Change Journal
+        wizard.journal_id = self.journal_bank
+
+        # Assert: Amount is reset to the Residual Net To Pay
+        self.assertEqual(
+            wizard.amount,
+            invoice.amount_net_pay_residual,
+        )

l10n_it_withholding_tax/wizards/__init__.py

@@ -0,0 +1,3 @@
+#  License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from . import account_payment_register

l10n_it_withholding_tax/wizards/account_payment_register.py

@@ -0,0 +1,57 @@
+#  Copyright 2023 Simone Rubino - TAKOBI
+#  License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import _, api, models
+from odoo.exceptions import UserError
+
+
+class AccountPaymentRegister(models.TransientModel):
+    _inherit = "account.payment.register"
+
+    @api.model
+    def _get_wizard_values_from_batch(self, batch_result):
+        wizard_values_from_batch = super()._get_wizard_values_from_batch(batch_result)
+        self._inject_withholding_net_pay_residual(wizard_values_from_batch)
+        return wizard_values_from_batch
+
+    def _inject_withholding_net_pay_residual(self, wizard_values_from_batch):
+        """If the payment is for Invoices having Withholding Taxes,
+        set the Residual Net To Pay as the amount to be paid.
+        """
+        if self.env.context.get("active_model") == "account.move":
+            moves_ids = self.env.context.get("active_ids", [])
+            moves = self.env["account.move"].browse(moves_ids)
+            withholding_moves = moves.filtered("withholding_tax")
+            if withholding_moves:
+                currency = withholding_moves.currency_id
+                if len(currency) > 1:
+                    raise UserError(_("Invoices must have the same currency"))
+                net_pay_residual_amount = sum(
+                    withholding_moves.mapped("amount_net_pay_residual")
+                )
+                if not currency.is_zero(
+                    net_pay_residual_amount,
+                ):
+                    wizard_values_from_batch["source_amount"] = net_pay_residual_amount
+                    # Withholding tax amount is a simple float
+                    # and does not change for different currencies
+                    wizard_values_from_batch[
+                        "source_amount_currency"
+                    ] = net_pay_residual_amount
+        return wizard_values_from_batch
+
+    def _get_total_amount_in_wizard_currency_to_full_reconcile(
+        self, batch_result, early_payment_discount=True
+    ):
+        amount, mode = super()._get_total_amount_in_wizard_currency_to_full_reconcile(
+            batch_result, early_payment_discount=early_payment_discount
+        )
+        withholding_net_pay_residual_values = self._inject_withholding_net_pay_residual(
+            dict()
+        )
+        withholding_net_pay_residual = withholding_net_pay_residual_values.get(
+            "source_amount"
+        )
+        if withholding_net_pay_residual is not None:
+            amount = withholding_net_pay_residual
+        return amount, mode