[ADD][12.0] New module to add ability to modify e-invoice vendor

l10n_it_fatturapa_in_recompute/README.rst

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+===========================================
+Compute invoice taxes with e-invoice values
+===========================================
+
+.. !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |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%2Fl10n--italy-lightgray.png?logo=github
+    :target: https://github.com/OCA/l10n-italy/tree/12.0/l10n_it_fatturapa_in_recompute
+    :alt: OCA/l10n-italy
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/l10n-italy-12-0/l10n-italy-12-0-l10n_it_fatturapa_in_recompute
+    :alt: Translate me on Weblate
+.. |badge5| image:: https://img.shields.io/badge/runbot-Try%20me-875A7B.png
+    :target: https://runbot.odoo-community.org/runbot/122/12.0
+    :alt: Try me on Runbot
+
+|badge1| |badge2| |badge3| |badge4| |badge5| 
+
+Con questo modulo è possibile utilizzare i valori della fattura elettronica importata con più decimali rispetto a quelli in uso ordinariamente senza perdita di dati, anche in caso di modifiche sulla fattura.
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Configuration
+=============
+
+Nulla da configurare.
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/l10n-italy/issues>`_.
+In case of trouble, please check there if your issue has already been reported.
+If you spotted it first, help us smashing it by providing a detailed and welcomed
+`feedback <https://github.com/OCA/l10n-italy/issues/new?body=module:%20l10n_it_fatturapa_in_recompute%0Aversion:%2012.0%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
+~~~~~~~
+
+* Sergio Corato
+
+Contributors
+~~~~~~~~~~~~
+
+* Sergio Corato <https://github.com/sergiocorato>
+
+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-sergiocorato| image:: https://github.com/sergiocorato.png?size=40px
+    :target: https://github.com/sergiocorato
+    :alt: sergiocorato
+
+Current `maintainer <https://odoo-community.org/page/maintainer-role>`__:
+
+|maintainer-sergiocorato| 
+
+This module is part of the `OCA/l10n-italy <https://github.com/OCA/l10n-italy/tree/12.0/l10n_it_fatturapa_in_recompute>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

l10n_it_fatturapa_in_recompute/__init__.py

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+from . import models
+from . import wizard

l10n_it_fatturapa_in_recompute/__manifest__.py

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+# Copyright 2022 Sergio Corato <https://github.com/sergiocorato>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+{
+    "name": "Compute invoice taxes with e-invoice values",
+    "summary": "This module enables recomputation of the invoice on e-invoices values "
+               "as if imported with custom precisions, these values will not be "
+               "mantained.",
+    "version": "12.0.1.0.0",
+    "development_status": "Alpha",
+    "category": "Accounting & Finance",
+    "website": "https://github.com/OCA/l10n-italy/tree/12.0/"
+               "l10n_it_fatturapa_in_recompute",
+    "author": "Sergio Corato, Odoo Community Association (OCA)",
+    "maintainers": ["sergiocorato"],
+    "license": "AGPL-3",
+    "application": False,
+    "installable": True,
+    "depends": [
+        "l10n_it_fatturapa_in",
+    ],
+    "data": [
+        "views/account_invoice_view.xml",
+    ],
+}

l10n_it_fatturapa_in_recompute/i18n/it.po

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+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+#	* l10n_it_fatturapa_in_recompute
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 12.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2022-07-17 14:16+0000\n"
+"PO-Revision-Date: 2022-07-17 14:16+0000\n"
+"Last-Translator: <>\n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: \n"
+"Plural-Forms: \n"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model.fields,field_description:l10n_it_fatturapa_in_recompute.field_account_invoice__compute_on_einvoice_values
+msgid "Compute On Einvoice Values"
+msgstr "Calcola Sui Valori della E-fattura"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model,name:l10n_it_fatturapa_in_recompute.model_einvoice_line
+msgid "E-invoice line"
+msgstr "Riga e-fattura"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model,name:l10n_it_fatturapa_in_recompute.model_wizard_import_fatturapa
+msgid "Import E-bill"
+msgstr "Importa e-fattura"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model_terms:ir.ui.view,arch_db:l10n_it_fatturapa_in_recompute.view_invoice_form_fatturapa_in
+msgid "Import Precisions"
+msgstr "Precisione Importazione"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model,name:l10n_it_fatturapa_in_recompute.model_account_invoice
+msgid "Invoice"
+msgstr "Fattura"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model,name:l10n_it_fatturapa_in_recompute.model_account_invoice_line
+msgid "Invoice Line"
+msgstr "Riga fattura"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model.fields,field_description:l10n_it_fatturapa_in_recompute.field_einvoice_line__qty
+msgid "Quantity"
+msgstr "Quantità"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model.fields,field_description:l10n_it_fatturapa_in_recompute.field_account_invoice_line__e_invoice_line_id
+msgid "Related E-bill Line"
+msgstr "Riga e-fattura collegata"
+
+#. module: l10n_it_fatturapa_in_recompute
+#: model:ir.model.fields,field_description:l10n_it_fatturapa_in_recompute.field_einvoice_line__unit_price
+msgid "Unit Price"
+msgstr "Prezzo unitario"
+

l10n_it_fatturapa_in_recompute/models/__init__.py

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+from . import einvoice_line
+from . import account_invoice

l10n_it_fatturapa_in_recompute/models/account_invoice.py

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+# Copyright 2022 Sergio Corato <https://github.com/sergiocorato>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from odoo import api, fields, models
+from odoo.tools.float_utils import float_round
+
+
+class AccountInvoiceLine(models.Model):
+    _inherit = "account.invoice.line"
+
+    e_invoice_line_id = fields.Many2one(
+        'einvoice.line', 'Related E-bill Line', readonly=True)
+
+    @api.one
+    @api.depends('price_unit', 'discount', 'invoice_line_tax_ids', 'quantity',
+                 'product_id', 'invoice_id.partner_id', 'invoice_id.currency_id',
+                 'invoice_id.company_id', 'invoice_id.date_invoice', 'invoice_id.date')
+    def _compute_price(self):
+        super()._compute_price()
+        # Reset price subtotal to e-invoice value
+        if self._context.get('active_model', '') != 'fatturapa.attachment.in' \
+                and self.e_invoice_line_id \
+                and self.invoice_id.compute_on_einvoice_values:
+            currency = self.invoice_id and self.invoice_id.currency_id or self.\
+                company_id.currency_id
+            price = self.e_invoice_line_id.unit_price * (
+                1 - (self.discount or 0.0) / 100.0)
+            subtotal_price = self.e_invoice_line_id.total_price
+            taxes = False
+            if self.invoice_line_tax_ids:
+                taxes = self.invoice_line_tax_ids.compute_all(
+                    subtotal_price, currency,
+                    1,
+                    product=self.product_id,
+                    partner=self.invoice_id.partner_id)
+            self.price_subtotal = price_subtotal_signed = taxes[
+                'total_excluded'] if taxes else self.e_invoice_line_id.qty * price
+            price_total = taxes['total_included'] if taxes else self.price_subtotal
+            taxes_amount = sum(
+                [x['amount'] for x in taxes['taxes']]) if taxes else \
+                price_total - self.price_subtotal
+            self.price_total = self.price_subtotal + taxes_amount
+            if self.invoice_id.currency_id and self.invoice_id.currency_id \
+                    != self.invoice_id.company_id.currency_id:
+                currency = self.invoice_id.currency_id
+                date = self.invoice_id._get_currency_rate_date()
+                price_subtotal_signed = currency._convert(
+                    price_subtotal_signed,
+                    self.invoice_id.company_id.currency_id,
+                    self.company_id or self.env.user.company_id,
+                    date or fields.Date.today())
+            sign = self.invoice_id.type in ['in_refund', 'out_refund'] and -1 or 1
+            self.price_subtotal_signed = price_subtotal_signed * sign
+
+
+class AccountInvoice(models.Model):
+    _inherit = 'account.invoice'
+
+    compute_on_einvoice_values = fields.Boolean()
+
+    @api.multi
+    def get_taxes_values(self):
+        taxes_grouped = super().get_taxes_values()
+        if self.compute_on_einvoice_values:
+            tax_grouped = {}
+            for line in self.invoice_line_ids:
+                if not line.account_id or line.display_type:
+                    continue
+                if len(line.invoice_line_tax_ids) != 1:
+                    continue
+                if line.e_invoice_line_id:
+                    invoice_line_tax = line.invoice_line_tax_ids[0]
+                    if invoice_line_tax not in tax_grouped:
+                        tax_grouped.update({invoice_line_tax: {
+                            'base': line.e_invoice_line_id.total_price,
+                            'amount': 0}}
+                        )
+                    else:
+                        tax_grouped[invoice_line_tax]['base'] += \
+                            line.e_invoice_line_id.total_price
+                else:
+                    invoice_line_tax = line.invoice_line_tax_ids[0]
+                    if invoice_line_tax not in tax_grouped:
+                        tax_grouped.update({invoice_line_tax: {
+                            'base': line.price_subtotal,
+                            'amount': 0}}
+                        )
+                    else:
+                        tax_grouped[invoice_line_tax]['base'] += \
+                            line.price_subtotal
+            # compute taxes by group
+            for key in taxes_grouped:
+                for tax_group in tax_grouped:
+                    if taxes_grouped[key]['tax_id'] == tax_group.id:
+                        taxes_recomputed = tax_group.compute_all(
+                            tax_grouped[tax_group]['base'])
+                        if any(t.get('price_include', False) for t
+                               in taxes_recomputed['taxes']):
+                            # no need to do this check for price included taxes
+                            continue
+                        amount_recomputed = sum(
+                            [float_round(x['amount'],
+                                         precision_rounding=self.currency_id.rounding
+                                         ) for x in taxes_recomputed['taxes']])
+                        taxes_grouped[key]['amount'] = amount_recomputed
+                        taxes_grouped[key]['base'] = sum(
+                            [float_round(x['base'],
+                                         precision_rounding=self.currency_id.rounding
+                                         ) for x in taxes_recomputed['taxes']])
+        return taxes_grouped

l10n_it_fatturapa_in_recompute/models/einvoice_line.py

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+# Copyright 2022 Sergio Corato <https://github.com/sergiocorato>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from odoo import fields, models
+
+
+class EInvoiceLine(models.Model):
+    _inherit = 'einvoice.line'
+
+    # set unlimited digits
+    unit_price = fields.Float(
+        digits=(19, 8)
+    )
+    qty = fields.Float(
+        digits=(20, 8)
+    )

l10n_it_fatturapa_in_recompute/readme/CONFIGURE.rst

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+Nulla da configurare.

l10n_it_fatturapa_in_recompute/readme/CONTRIBUTORS.rst

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+* Sergio Corato <https://github.com/sergiocorato>

l10n_it_fatturapa_in_recompute/readme/DESCRIPTION.rst

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+Con questo modulo è possibile utilizzare i valori della fattura elettronica importata con più decimali rispetto a quelli in uso ordinariamente senza perdita di dati, anche in caso di modifiche sulla fattura.