[ADD] account_bank_statement_import_transfer_move

account_bank_statement_import_transfer_move/__init__.py

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+from . import models

account_bank_statement_import_transfer_move/__manifest__.py

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+# Copyright 2020 Camptocamp SA
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+{
+    "name": "Bank Account Transfer Line",
+    "version": "13.0.1.0.0",
+    "category": "Account",
+    "website": "https://github.com/OCA/bank-statement-import",
+    "author": "Camptocamp, " "Odoo Community Association (OCA)",
+    "license": "AGPL-3",
+    "installable": True,
+    "depends": ["account_bank_statement_import"],
+    "data": ["view/account_journal.xml"],
+}

account_bank_statement_import_transfer_move/models/__init__.py

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+from . import account_bank_statement_import
+from . import account_journal

account_bank_statement_import_transfer_move/models/account_bank_statement_import.py

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+# Copyright 2020 Camptocamp SA
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import models
+
+
+class AccountBankStatementImport(models.TransientModel):
+
+    _inherit = "account.bank.statement.import"
+
+    def _create_bank_statements(self, stmts_vals):
+        """ Create additional line in statement to set bank statement statement
+        to 0 balance"""
+
+        statement_line_ids, notifications = super()._create_bank_statements(stmts_vals)
+        statements = self.env["account.bank.statement"].search(
+            [("line_ids", "in", statement_line_ids)]
+        )
+        for statement in statements:
+            amount = sum(statement.line_ids.mapped("amount"))
+            if statement.journal_id.transfer_line:
+                if amount != 0:
+                    amount = -amount
+                line = statement.line_ids.create(
+                    {
+                        "name": statement.name,
+                        "amount": amount,
+                        "statement_id": statement.id,
+                        "date": statement.date,
+                    }
+                )
+                statement_line_ids.append(line.id)
+                statement.balance_end_real = statement.balance_start
+            else:
+                statement.balance_end_real = statement.balance_start + amount
+        return statement_line_ids, notifications

account_bank_statement_import_transfer_move/models/account_journal.py

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+# Copyright 2020 Camptocamp SA
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class AccountBankStatementImport(models.Model):
+
+    _inherit = "account.journal"
+
+    transfer_line = fields.Boolean(
+        string="Generate line",
+        help="Generate transfer line on total of bank statemen import",
+    )

account_bank_statement_import_transfer_move/readme/CONTRIBUTORS.rst

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+* Iryna Vyshnevska <i.vyshnevska@mobilunity.com>

account_bank_statement_import_transfer_move/readme/DESCRIPTION.rst

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+ This module allows you to add generation of additional line in bank statement.
+ To enable this option you need properly set flag on Account Journal
+ Configuration -> Journals -> tab Advanced Settings -> Bank statement configuration

account_bank_statement_import_transfer_move/tests/__init__.py

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+from . import test_statement

account_bank_statement_import_transfer_move/tests/test_statement.py

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+# Copyright 2020 Camptocamp SA
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+import base64
+
+from odoo.modules.module import get_module_resource
+from odoo.tests.common import SavepointCase
+
+
+class TestGenerateBankStatement(SavepointCase):
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        bank = cls.env["res.partner.bank"].create(
+            {
+                "acc_number": "NL77ABNA0574908765",
+                "partner_id": cls.env.ref("base.main_partner").id,
+                "company_id": cls.env.ref("base.main_company").id,
+                "bank_id": cls.env.ref("base.res_bank_1").id,
+            }
+        )
+        cls.env["res.partner.bank"].create(
+            {
+                "acc_number": "NL46ABNA0499998748",
+                "partner_id": cls.env.ref("base.main_partner").id,
+                "company_id": cls.env.ref("base.main_company").id,
+                "bank_id": cls.env.ref("base.res_bank_1").id,
+            }
+        )
+        cls.journal = cls.env["account.journal"].create(
+            {
+                "name": "Bank Journal - (test camt)",
+                "code": "TBNKCAMT",
+                "type": "bank",
+                "bank_account_id": bank.id,
+            }
+        )
+
+    def _load_statement(self):
+
+        testfile = get_module_resource(
+            "account_bank_statement_import_camt_oca", "test_files", "test-camt053"
+        )
+        with open(testfile, "rb") as datafile:
+            camt_file = base64.b64encode(datafile.read())
+
+            self.env["account.bank.statement.import"].create(
+                {"attachment_ids": [(0, 0, {"name": "test file", "datas": camt_file})]}
+            ).import_file()
+
+            bank_st_record = self.env["account.bank.statement"].search(
+                [("name", "=", "1234Test/1")], limit=1
+            )
+            statement_lines = bank_st_record.line_ids
+
+            return statement_lines
+
+    def test_statement_import(self):
+
+        self.journal.transfer_line = True
+        lines = self._load_statement()
+        self.assertEqual(len(lines), 5)
+        self.assertAlmostEqual(sum(lines.mapped("amount")), 0)
+
+        self.journal.transfer_line = False
+        lines = self._load_statement()
+        self.assertEqual(len(lines), 4)
+        self.assertAlmostEqual(sum(lines.mapped("amount")), -12.99)

account_bank_statement_import_transfer_move/view/account_journal.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+    <record id="view_account_journal_form" model="ir.ui.view">
+        <field name="model">account.journal</field>
+        <field name="name">account.journal.form</field>
+        <field name="inherit_id" ref="account.view_account_journal_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//page[@name='advanced_settings']/group" position="inside">
+                <group string="Bank statement configuration" groups="account.group_account_manager">
+                    <field name="transfer_line"/>
+                </group>
+            </xpath>
+        </field>
+    </record>
+
+</odoo>