ADD l10n_it_vat_registries_split_payment to fix the following case:

 - Configure Split Payment fiscal position and tax
 - Make a customer invoice with SP
 - Print VAT register

Split Payment VAT must not appear as deductible VAT

l10n_it_split_payment/__manifest__.py

@@ -11,7 +11,7 @@
     'summary': 'Split Payment',
     'author': 'Abstract, Agile Business Group, '
               'Odoo Community Association (OCA)',
-    'website': 'http://www.abstract.it',
+    'website': 'https://github.com/OCA/l10n-italy',
     'license': 'AGPL-3',
     'depends': ['account'],
     'data': [

l10n_it_split_payment/models/__init__.py

@@ -6,3 +6,4 @@
 
 from . import account
 from . import config
+from . import account_tax

l10n_it_split_payment/models/account_tax.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import models, fields, api
+
+
+class AccountTax(models.Model):
+    _inherit = 'account.tax'
+    is_split_payment = fields.Boolean(
+        "Is split payment", compute="_compute_is_split_payment")
+
+    @api.multi
+    def _compute_is_split_payment(self):
+        for tax in self:
+            fp_lines = self.env['account.fiscal.position.tax'].search(
+                [('tax_dest_id', '=', tax.id)])
+            for fp_line in fp_lines:
+                if fp_line.position_id.split_payment:
+                    tax.is_split_payment = True
+                    break

l10n_it_split_payment/tests/test_splitpayment.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Copyright 2015  Davide Corio <davide.corio@abstract.it>
-# Copyright 2015-2016  Lorenzo Battistini - Agile Business Group
+# Copyright 2015-2018  Lorenzo Battistini - Agile Business Group
 # Copyright 2016  Alessio Gerace - Agile Business Group
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
@@ -16,13 +16,21 @@ def setUp(self):
         self.term_model = self.env['account.payment.term']
         self.inv_line_model = self.env['account.invoice.line']
         self.fp_model = self.env['account.fiscal.position']
+        self.tax22sp = self.tax_model.create({
+            'name': '22% SP',
+            'amount': 22,
+            })
         self.tax22 = self.tax_model.create({
             'name': '22%',
             'amount': 22,
             })
         self.sp_fp = self.fp_model.create({
             'name': 'Split payment',
             'split_payment': True,
+            'tax_ids': [(0, 0, {
+                'tax_src_id': self.tax22.id,
+                'tax_dest_id': self.tax22sp.id
+            })]
             })
         self.company = self.env.ref('base.main_company')
         self.company.sp_account_id = self.env['account.account'].search([
@@ -69,6 +77,7 @@ def setUp(self):
             limit=1).date_invoice
 
     def test_invoice(self):
+        self.assertTrue(self.tax22sp.is_split_payment)
         invoice = self.invoice_model.create({
             'date_invoice': self.recent_date,
             'partner_id': self.env.ref('base.res_partner_3').id,
@@ -81,7 +90,7 @@ def test_invoice(self):
                 'quantity': 1,
                 'price_unit': 100,
                 'invoice_line_tax_ids': [(6, 0, {
-                    self.tax22.id
+                    self.tax22sp.id
                     })]
                 })]
             })
@@ -116,7 +125,7 @@ def test_invoice(self):
                 'quantity': 1,
                 'price_unit': 100,
                 'invoice_line_tax_ids': [(6, 0, {
-                    self.tax22.id
+                    self.tax22sp.id
                     })]
                 })]
             })
@@ -151,7 +160,7 @@ def test_invoice(self):
                 'quantity': 1,
                 'price_unit': 100,
                 'invoice_line_tax_ids': [(6, 0, {
-                    self.tax22.id
+                    self.tax22sp.id
                     })]
                 })]
         })

l10n_it_vat_registries_split_payment/README.rst

@@ -0,0 +1,69 @@
+==============================
+VAT registries + Split Payment
+==============================
+
+.. !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! 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%2Fl10n--italy-lightgray.png?logo=github
+    :target: https://github.com/OCA/l10n-italy/tree/10.0/l10n_it_vat_registries_split_payment
+    :alt: OCA/l10n-italy
+.. |badge4| image:: https://img.shields.io/badge/runbot-Try%20me-875A7B.png
+    :target: https://runbot.odoo-community.org/runbot/122/10.0
+    :alt: Try me on Runbot
+
+|badge1| |badge2| |badge3| |badge4| 
+
+Bridge module to make VAT registries module work along with Split Payment module
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+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.
+
+Do not contact contributors directly about support or help with technical issues.
+
+Credits
+=======
+
+Authors
+~~~~~~~
+
+* Agile Business Group
+
+Contributors
+~~~~~~~~~~~~
+
+* Lorenzo Battistini <lorenzo.battistini@agilebg.com>
+
+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/l10n-italy <https://github.com/OCA/l10n-italy/tree/10.0/l10n_it_vat_registries_split_payment>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

l10n_it_vat_registries_split_payment/__init__.py

@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from . import models

l10n_it_vat_registries_split_payment/__manifest__.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Copyright 2018 Lorenzo Battistini
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+{
+    "name": "VAT registries + Split Payment",
+    "summary": "Bridge module to make VAT registries work with Split Payment",
+    "version": "10.0.1.0.0",
+    "development_status": "Beta",
+    "category": "Hidden",
+    "website": "https://github.com/OCA/l10n-italy/",
+    "author": "Agile Business Group, Odoo Community Association (OCA)",
+    "license": "AGPL-3",
+    "application": False,
+    "installable": True,
+    "auto_install": True,
+    "depends": [
+        "l10n_it_vat_registries",
+        "l10n_it_split_payment"
+    ],
+}

l10n_it_vat_registries_split_payment/models/__init__.py

@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from . import account_tax

l10n_it_vat_registries_split_payment/models/account_tax.py

@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import models
+
+
+class AccountTax(models.Model):
+    _inherit = 'account.tax'
+
+    def _compute_totals_tax(self, data):
+        res = super(AccountTax, self)._compute_totals_tax(data)
+        if self.is_split_payment:
+            # res is (tax_name, base, tax, deductible, undeductible)
+            # so, in case of SP, SP VAT must not appear as deductible
+            return (res[0], res[1], res[2], 0.0, res[4])
+        return res

l10n_it_vat_registries_split_payment/readme/CONTRIBUTORS.rst

@@ -0,0 +1 @@
+* Lorenzo Battistini <lorenzo.battistini@agilebg.com>

l10n_it_vat_registries_split_payment/readme/DESCRIPTION.rst

@@ -0,0 +1 @@
+Bridge module to make VAT registries module work along with Split Payment module

l10n_it_vat_registries_split_payment/tests/__init__.py

@@ -0,0 +1,3 @@
+# -*- coding: utf-8 -*-
+
+from . import test_sp

l10n_it_vat_registries_split_payment/tests/test_sp.py

@@ -0,0 +1,101 @@
+# -*- coding: utf-8 -*-
+
+from odoo.addons.account.tests.account_test_users import AccountTestUsers
+
+
+class TestSP(AccountTestUsers):
+
+    def setUp(self):
+        super(TestSP, self).setUp()
+        self.tax_model = self.env['account.tax']
+        self.invoice_model = self.env['account.invoice']
+        self.inv_line_model = self.env['account.invoice.line']
+        self.fp_model = self.env['account.fiscal.position']
+        self.tax22sp = self.tax_model.create({
+            'name': '22% SP',
+            'amount': 22,
+            })
+        self.tax22 = self.tax_model.create({
+            'name': '22%',
+            'amount': 22,
+            })
+        self.sp_fp = self.fp_model.create({
+            'name': 'Split payment',
+            'split_payment': True,
+            'tax_ids': [(0, 0, {
+                'tax_src_id': self.tax22.id,
+                'tax_dest_id': self.tax22sp.id
+            })]
+            })
+        self.company = self.env.ref('base.main_company')
+        self.company.sp_account_id = self.env['account.account'].search([
+            (
+                'user_type_id', '=',
+                self.env.ref('account.data_account_type_current_assets').id
+            )
+        ], limit=1)
+        account_user_type = self.env.ref(
+            'account.data_account_type_receivable')
+        self.a_recv = self.account_model.sudo(self.account_manager.id).create(
+            dict(
+                code="cust_acc",
+                name="customer account",
+                user_type_id=account_user_type.id,
+                reconcile=True,
+            ))
+        self.a_sale = self.env['account.account'].search([
+            (
+                'user_type_id', '=',
+                self.env.ref('account.data_account_type_revenue').id)
+        ], limit=1)
+        self.sales_journal = self.env['account.journal'].search(
+            [('type', '=', 'sale')])[0]
+        # Set invoice date to recent date in the system
+        # This solves problems with account_invoice_sequential_dates
+        self.recent_date = self.invoice_model.search(
+            [('date_invoice', '!=', False)], order='date_invoice desc',
+            limit=1).date_invoice
+
+    def test_invoice(self):
+        invoice = self.invoice_model.create({
+            'date_invoice': self.recent_date,
+            'partner_id': self.env.ref('base.res_partner_3').id,
+            'journal_id': self.sales_journal.id,
+            'account_id': self.a_recv.id,
+            'fiscal_position_id': self.sp_fp.id,
+            'invoice_line_ids': [(0, 0, {
+                'name': 'service',
+                'account_id': self.a_sale.id,
+                'quantity': 1,
+                'price_unit': 100,
+                'invoice_line_tax_ids': [(6, 0, {
+                    self.tax22sp.id
+                    })]
+                })]
+            })
+        invoice.action_invoice_open()
+        invoice2 = self.invoice_model.create({
+            'date_invoice': self.recent_date,
+            'partner_id': self.env.ref('base.res_partner_3').id,
+            'journal_id': self.sales_journal.id,
+            'account_id': self.a_recv.id,
+            'fiscal_position_id': self.sp_fp.id,
+            'invoice_line_ids': [(0, 0, {
+                'name': 'service',
+                'account_id': self.a_sale.id,
+                'quantity': 1,
+                'price_unit': 100,
+                'invoice_line_tax_ids': [(6, 0, {
+                    self.tax22.id
+                    })]
+                })]
+            })
+        invoice2.action_invoice_open()
+        data = {
+            'from_date': self.recent_date,
+            'to_date': self.recent_date,
+        }
+        totals_sp = self.tax22sp._compute_totals_tax(data)
+        totals = self.tax22._compute_totals_tax(data)
+        self.assertEqual(totals_sp, (u'22% SP', 100.0, 22.0, 0.0, 0))
+        self.assertEqual(totals, (u'22%', 100.0, 22.0, 22.0, 0))