[ADD] currency_rate_update_banxico: add Bank of Mexico as currency pr…

…ovider

currency_rate_update_banxico/README.rst

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+=============================
+Currency Rate Update: Banxico
+=============================
+
+.. 
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |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--mexico-lightgray.png?logo=github
+    :target: https://github.com/OCA/l10n-mexico/tree/17.0/currency_rate_update_banxico
+    :alt: OCA/l10n-mexico
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/l10n-mexico-17-0/l10n-mexico-17-0-currency_rate_update_banxico
+    :alt: Translate me on Weblate
+.. |badge5| image:: https://img.shields.io/badge/runboat-Try%20me-875A7B.png
+    :target: https://runboat.odoo-community.org/builds?repo=OCA/l10n-mexico&target_branch=17.0
+    :alt: Try me on Runboat
+
+|badge1| |badge2| |badge3| |badge4| |badge5|
+
+This module adds `Banxico <https://www.banxico.org.mx/>`__ currency
+exchange rate web services.
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Configuration
+=============
+
+Now you can choose the 'Bank of Mexico' service when configuring a
+currency rates providers.
+
+1. Go to Banxico to `generate a
+   token <https://www.banxico.org.mx/SieAPIRest/service/v1/token>`__.
+2. Go to *Invoicing > Configuration > Currency Rates Providers*.
+3. Create a new 'Currency Rates Providers' or edit an existing one and
+   you will see 'Bank of Mexico' among the available 'Source Services'
+   to choose and set the token generated in step 1.
+4. If you choose 'Bank of Mexico' as a 'Source Service', the exchange
+   rates will be updated from that provider.
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/l10n-mexico/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/OCA/l10n-mexico/issues/new?body=module:%20currency_rate_update_banxico%0Aversion:%2017.0%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
+-------
+
+* Jarsa
+* AMOdoo
+
+Contributors
+------------
+
+-  `Jarsa <https://www.jarsa.com>`__:
+
+   -  Alan Ramos
+
+-  `AMOdoo <https://amodoo.org/>`__
+
+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-mexico <https://github.com/OCA/l10n-mexico/tree/17.0/currency_rate_update_banxico>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

currency_rate_update_banxico/__init__.py

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

currency_rate_update_banxico/__manifest__.py

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+# Copyright 2025 Jarsa
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
+
+{
+    "name": "Currency Rate Update: Banxico",
+    "version": "17.0.1.0.0",
+    "category": "Financial Management/Configuration",
+    "summary": "Update exchange rates using Banxico",
+    "author": "Jarsa, AMOdoo, Odoo Community Association (OCA)",
+    "website": "https://github.com/OCA/l10n-mexico",
+    "license": "AGPL-3",
+    "installable": True,
+    "application": False,
+    "depends": [
+        "currency_rate_update",
+    ],
+    "external_dependencies": {"python": ["requests-mock"]},
+    "data": [
+        "views/res_currency_rate_provider_views.xml",
+    ],
+}

currency_rate_update_banxico/models/__init__.py

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+# Copyright 2025 Jarsa
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
+
+from . import res_currency_rate_provider_banxico

currency_rate_update_banxico/models/res_currency_rate_provider_banxico.py

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+# Copyright 2025 Jarsa
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
+
+from datetime import datetime
+
+import requests
+
+from odoo import _, fields, models
+from odoo.exceptions import UserError
+
+
+class ResCurrencyRateProvider(models.Model):
+    _inherit = "res.currency.rate.provider"
+
+    service = fields.Selection(
+        selection_add=[("banxico", "Bank of Mexico")],
+        ondelete={"banxico": "set default"},
+    )
+    banxico_token = fields.Char()
+
+    def _get_supported_currencies(self):
+        self.ensure_one()
+        if self.service != "banxico":
+            return super()._get_supported_currencies()
+        return ["EUR", "CAD", "JPY", "GBP", "USD"]
+
+    def _obtain_rates(self, base_currency, currencies, date_from, date_to):
+        """Get the exchange rates from the provider."""
+        self.ensure_one()
+        if self.service != "banxico":
+            return super()._obtain_rates(base_currency, currencies, date_from, date_to)
+        result = {}
+        for currency in currencies:
+            url = self._get_banxico_webservice_url(currency, date_from, date_to)
+            data = self._request_data(url)
+            result.update(self._process_data(data, currency))
+        return result
+
+    def _get_banxico_webservice_url(self, currency, date_from, date_to):
+        """Get the URL to request the exchange rates"""
+        base_url = "https://www.banxico.org.mx/SieAPIRest/service/v1/series/"
+        currencies_map = {
+            "EUR": "SF46410",
+            "CAD": "SF60632",
+            "GBP": "SF46407",
+            "JPY": "SF46406",
+            "USD": "SF60653",
+        }
+        if date_from < fields.Date.context_today(self):
+            return (
+                f"{base_url}{currencies_map[currency]}/datos/"
+                f"{date_from.strftime('%Y-%m-%d')}/{date_to.strftime('%Y-%m-%d')}"
+            )
+        return f"{base_url}{currencies_map[currency]}/datos/oportuno"
+
+    def _request_data(self, url):
+        try:
+            headers = {
+                "Bmx-Token": self.banxico_token,
+            }
+            response = requests.request("GET", url, headers=headers, timeout=10)
+            if response.status_code != 200:
+                raise UserError(
+                    response.json()
+                    .get("error", {})
+                    .get(
+                        "mensaje",
+                        _("Couldn't fetch data. Please contact your administrator."),
+                    )
+                )
+            return response.json()
+        except Exception as e:
+            raise UserError(
+                _("Couldn't fetch data. Please contact your administrator.")
+            ) from e
+
+    def _process_data(self, data, currency):
+        result = {}
+        records = data.get("bmx", {}).get("series", [{}])[0].get("datos", [])
+        for rec in records:
+            date = datetime.strptime(rec.get("fecha"), "%d/%m/%Y")
+            if rec.get("dato") == "N/E":
+                continue
+            result[date] = {currency: 1 / float(rec["dato"])}
+        return result

currency_rate_update_banxico/pyproject.toml

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+[build-system]
+requires = ["whool"]
+build-backend = "whool.buildapi"

currency_rate_update_banxico/readme/CONFIGURE.md

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+Now you can choose the 'Bank of Mexico' service when configuring a currency
+rates providers.
+
+1. Go to Banxico to [generate a token](https://www.banxico.org.mx/SieAPIRest/service/v1/token).
+2.  Go to *Invoicing \> Configuration \> Currency Rates Providers*.
+3.  Create a new 'Currency Rates Providers' or edit an existing one and
+    you will see 'Bank of Mexico' among the available 'Source Services' to
+    choose and set the token generated in step 1.
+4.  If you choose 'Bank of Mexico' as a 'Source Service', the exchange rates
+    will be updated from that provider.

currency_rate_update_banxico/readme/CONTRIBUTORS.md

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+- [Jarsa](https://www.jarsa.com):
+  - Alan Ramos
+- [AMOdoo](https://amodoo.org/)

currency_rate_update_banxico/readme/DESCRIPTION.md

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+This module adds [Banxico](https://www.banxico.org.mx/) currency exchange rate
+web services.