[ADD] account_fiscal_position_product

account_fiscal_position_product/README.rst

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+=================================
+Account Fiscal Position - Product
+=================================
+
+.. !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |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%2Faccount--fiscal--rule-lightgray.png?logo=github
+    :target: https://github.com/OCA/account-fiscal-rule/tree/12.0/account_fiscal_position_product
+    :alt: OCA/account-fiscal-rule
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/account-fiscal-rule-12-0/account-fiscal-rule-12-0-account_fiscal_position_product
+    :alt: Translate me on Weblate
+.. |badge5| image:: https://img.shields.io/badge/runbot-Try%20me-875A7B.png
+    :target: https://runbot.odoo-community.org/runbot/93/12.0
+    :alt: Try me on Runbot
+
+|badge1| |badge2| |badge3| |badge4| |badge5| 
+
+Allow to configure products in the Fiscal Position tax lines.
+
+When the fiscal position is applied, the taxes are mapped only if the product or its category is configured in the tax line.
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/account-fiscal-rule/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/account-fiscal-rule/issues/new?body=module:%20account_fiscal_position_product%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
+~~~~~~~
+
+* TAKOBI
+
+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/account-fiscal-rule <https://github.com/OCA/account-fiscal-rule/tree/12.0/account_fiscal_position_product>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

account_fiscal_position_product/__init__.py

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+#  License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from . import models

account_fiscal_position_product/__manifest__.py

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+#  Copyright 2022 Simone Rubino - TAKOBI
+#  License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+{
+    'name': 'Account Fiscal Position - Product',
+    'summary': 'Apply fiscal position only for configured products',
+    'version': '12.0.1.0.0',
+    'category': 'Accounting',
+    'author': 'TAKOBI, Odoo Community Association (OCA)',
+    'website': 'https://github.com/OCA/account-fiscal-rule'
+               '/tree/12.0/account_fiscal_position_product',
+    'license': 'AGPL-3',
+    'development_status': 'Beta',
+    'depends': [
+        'account',
+    ],
+    'data': [
+        'views/account_fiscal_position_views.xml',
+    ],
+}

account_fiscal_position_product/i18n/it.po

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+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+#	* account_fiscal_position_product
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 12.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2022-11-23 14:39+0000\n"
+"PO-Revision-Date: 2022-11-23 14:39+0000\n"
+"Last-Translator: Simone Rubino <[email protected]>\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: account_fiscal_position_product
+#: model:ir.model,name:account_fiscal_position_product.model_account_fiscal_position
+msgid "Fiscal Position"
+msgstr "Posizione fiscale"
+
+#. module: account_fiscal_position_product
+#: model:ir.model.fields,field_description:account_fiscal_position_product.field_account_fiscal_position_tax__product_category_ids
+msgid "Product Categories"
+msgstr "Categorie prodotto"
+
+#. module: account_fiscal_position_product
+#: model:ir.model.fields,field_description:account_fiscal_position_product.field_account_fiscal_position_tax__product_ids
+msgid "Products"
+msgstr "Prodotti"
+
+#. module: account_fiscal_position_product
+#: model:ir.model,name:account_fiscal_position_product.model_account_fiscal_position_tax
+msgid "Tax Mapping of Fiscal Position"
+msgstr "Mappatura imposta per la posizione fiscale"

account_fiscal_position_product/models/__init__.py

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+#  License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from . import account_fiscal_position
+from . import account_fiscal_position_tax

account_fiscal_position_product/models/account_fiscal_position.py

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+#  Copyright 2022 Simone Rubino - TAKOBI
+#  License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import api, models
+
+
+class AccountFiscalPosition (models.Model):
+    _inherit = 'account.fiscal.position'
+
+    def is_product_fiscal_position(self):
+        """
+        True if any tax mapping in `self.tax_ids`
+        has a product or a product category.
+        """
+        tax_mappings = self.mapped('tax_ids')
+        return tax_mappings.is_product_tax_mapping()
+
+    @api.model
+    def map_tax(self, taxes, product=None, partner=None):
+        """
+        If this is a product fiscal position,
+        only apply tax mappings matching `product`.
+        Otherwise, return the usual mapping (defined in `super`).
+        """
+        if self.is_product_fiscal_position():
+            if product is not None:
+                matching_tax_mappings = self.tax_ids.filtered(
+                    lambda tax_mapping: tax_mapping.match_product(product)
+                )
+                if matching_tax_mappings:
+                    result = matching_tax_mappings.map_taxes(taxes)
+                else:
+                    # No mapping matching `product`: return original taxes
+                    result = taxes
+            else:
+                # No `product`: return original taxes
+                result = taxes
+        else:
+            result = super().map_tax(taxes, product=product, partner=partner)
+        return result

account_fiscal_position_product/models/account_fiscal_position_tax.py

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+#  Copyright 2022 Simone Rubino - TAKOBI
+#  License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import api, fields, models
+
+
+class AccountFiscalPositionTax (models.Model):
+    _inherit = 'account.fiscal.position.tax'
+
+    product_ids = fields.Many2many(
+        comodel_name='product.product',
+        string="Products",
+    )
+    product_category_ids = fields.Many2many(
+        comodel_name='product.category',
+        string="Product Categories",
+    )
+
+    @api.multi
+    def is_product_tax_mapping(self):
+        """
+        True if any tax mapping in `self`
+        has a product or a product category.
+        """
+        for tax_mapping in self:
+            if tax_mapping.product_ids or tax_mapping.product_category_ids:
+                is_product = True
+                break
+        else:
+            is_product = False
+        return is_product
+
+    @api.multi
+    def match_product(self, product):
+        """
+        Return the first mapping in `self` that matches `product`.
+
+        A mapping matches `product`
+        when `product` is declared in the mapping,
+        or when its category is declared in the mapping.
+        """
+        for tax_line in self:
+            if product in tax_line.product_ids \
+               or product.categ_id in tax_line.product_category_ids:
+                break
+        else:
+            tax_line = self.browse()
+        return tax_line
+
+    def map_taxes(self, taxes):
+        """
+        Map each tax in `taxes` using mappings in `self`.
+
+        When a tax matches `tax_src_id`,
+        then `tax_dest_id` is its mapped tax,
+        otherwise the tax is mapped to itself.
+        """
+        result = self.env['account.tax'].browse()
+        for tax in taxes:
+            for tax_mapping in self:
+                tax_src = tax_mapping.tax_src_id
+                tax_dest = tax_mapping.tax_dest_id
+                if tax_src == tax and tax_dest:
+                    result |= tax_dest
+                    break
+            else:
+                # No mapping matching `tax`: return original tax
+                result |= tax
+        return result

account_fiscal_position_product/readme/DESCRIPTION.rst

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+Allow to configure products in the Fiscal Position tax lines.
+
+When the fiscal position is applied, the taxes are mapped only if the product or its category is configured in the tax line.