[ADD] l10n_es_facturae_tax_rounding

l10n_es_facturae_tax_rounding/README.rst

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+=============================
+L10n ES Facturae Tax Rounding
+=============================
+
+.. 
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! source digest: sha256:630f1e31474701aac5e3e7b94cfc7ec25c886b867d082e7abf7e4c25de29d893
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |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-NuoBiT%2Fodoo--addons-lightgray.png?logo=github
+    :target: https://github.com/NuoBiT/odoo-addons/tree/14.0/l10n_es_facturae_tax_rounding
+    :alt: NuoBiT/odoo-addons
+
+|badge1| |badge2| |badge3|
+
+This module generates the Facturae with the tax amounts rounded according to the total tax amount by group.
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/NuoBiT/odoo-addons/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/NuoBiT/odoo-addons/issues/new?body=module:%20l10n_es_facturae_tax_rounding%0Aversion:%2014.0%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
+~~~~~~~
+
+* NuoBiT Solutions
+* S.L.
+
+Contributors
+~~~~~~~~~~~~
+
+* `NuoBiT <https://www.nuobit.com>`_:
+
+  * Frank Cespedes <[email protected]>
+
+Maintainers
+~~~~~~~~~~~
+
+This module is part of the `NuoBiT/odoo-addons <https://github.com/NuoBiT/odoo-addons/tree/14.0/l10n_es_facturae_tax_rounding>`_ project on GitHub.
+
+You are welcome to contribute.

l10n_es_facturae_tax_rounding/__init__.py

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+from . import models

l10n_es_facturae_tax_rounding/__manifest__.py

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+# Copyright NuoBiT Solutions, S.L. (<https://www.nuobit.com>)
+# Frank Cespedes <[email protected]>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
+
+{
+    "name": "L10n ES Facturae Tax Rounding",
+    "summary": "This module generates the Facturae with the tax amounts rounded "
+    "according to the total tax amount by group.",
+    "version": "14.0.0.0.0",
+    "category": "Accounting & Finance",
+    "author": "NuoBiT Solutions, S.L.",
+    "website": "https://github.com/nuobit/odoo-addons",
+    "license": "AGPL-3",
+    "depends": ["l10n_es_facturae"],
+    "data": [
+        "views/report_facturae.xml",
+    ],
+}

l10n_es_facturae_tax_rounding/models/__init__.py

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+from . import account_move
+from . import account_tax

l10n_es_facturae_tax_rounding/models/account_move.py

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+# Copyright NuoBiT Solutions - Frank Cespedes <[email protected]>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
+
+from odoo import models
+
+
+class AccountMove(models.Model):
+    _inherit = "account.move"
+
+    def _get_facturae_tax_info(self):
+        self.ensure_one()
+        output_taxes, withheld_taxes = super()._get_facturae_tax_info()
+        if self.company_id.tax_calculation_rounding_method == "round_globally":
+            for taxes in (output_taxes, withheld_taxes):
+                for tax, values in taxes.items():
+                    values["amount"] = tax.get_tax_amount(
+                        values["base"], self.currency_id, self.company_id
+                    )
+        return output_taxes, withheld_taxes
+
+
+class AccountMoveLine(models.Model):
+    _inherit = "account.move.line"
+
+    def _get_facturae_tax_line_info(self, tax):
+        self.ensure_one()
+        tax_line_info = {}
+        sum_tax_amount = 0.0
+
+        for line in self.move_id.line_ids.filtered(
+            lambda x: not x.display_type and not x.exclude_from_invoice_tab
+        ):
+            for line_tax in line.tax_ids.filtered(lambda t: t == tax and t.amount >= 0):
+                tax_amount = tax.get_tax_amount(
+                    line.price_subtotal, self.currency_id, self.company_id
+                )
+                tax_line_info.setdefault((line, line_tax), tax_amount)
+                sum_tax_amount += tax_amount
+
+        move_tax_line = self.move_id.line_ids.filtered(lambda x: x.tax_line_id == tax)
+        total_tax_line_tax_amount = self.currency_id.round(
+            sum(move_tax_line.mapped("balance"))
+        )
+        diff_tax_amount = self.currency_id.round(sum_tax_amount) - (
+            -total_tax_line_tax_amount
+        )
+
+        if diff_tax_amount != 0:
+            sorted_lines = sorted(tax_line_info.keys(), key=lambda k: k[0].id)
+            num_lines_to_adjust = min(
+                len(sorted_lines), int(abs(diff_tax_amount * 100))
+            )
+            adjustment_value = 0.01 if diff_tax_amount > 0 else -0.01
+            for i in range(num_lines_to_adjust):
+                line, line_tax = sorted_lines[i]
+                tax_line_info[(line, line_tax)] += adjustment_value
+
+        return tax_line_info[(self, tax)]

l10n_es_facturae_tax_rounding/models/account_tax.py

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+# Copyright NuoBiT Solutions - Frank Cespedes <[email protected]>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
+
+from odoo import models
+from odoo.tools.float_utils import float_round
+
+
+class AccountTax(models.Model):
+    _inherit = "account.tax"
+
+    def get_tax_amount(self, amount, currency, company):
+        self.ensure_one()
+        tax_amount = amount * self.amount / 100
+        prec = currency.rounding
+        if company.tax_calculation_rounding_method == "round_globally":
+            prec *= 1e-5
+        tax_amount = float_round(tax_amount, precision_rounding=prec)
+        return tax_amount

l10n_es_facturae_tax_rounding/readme/CONTRIBUTORS.rst

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+* `NuoBiT <https://www.nuobit.com>`_:
+
+  * Frank Cespedes <[email protected]>

l10n_es_facturae_tax_rounding/readme/DESCRIPTION.rst

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+This module generates the Facturae with the tax amounts rounded according to the total tax amount by group.