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Odoo-Modules/fusion_centralize_billing/models/account_link.py

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2.2 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2026 Nexa Systems Inc.
# License OPL-1
from odoo import api, fields, models
class FusionBillingAccountLink(models.Model):
"""Identity resolution: maps an app's external account id to one res.partner.
Folds the NexaCloud user / NexaDesk tenant / NexaMaps client for the same
real-world client onto a single partner (the unified customer). See spec §5.1.
"""
_name = "fusion.billing.account.link"
_description = "Fusion Billing — External Account → Partner Link"
_order = "service_id, external_id"
service_id = fields.Many2one(
"fusion.billing.service", required=True, ondelete="cascade", index=True,
)
external_id = fields.Char(
required=True, index=True,
help="The app's own account id (NexaCloud user, NexaDesk tenant, Maps client).",
)
external_email = fields.Char()
partner_id = fields.Many2one(
"res.partner", required=True, ondelete="restrict", index=True,
)
_service_external_uniq = models.Constraint(
"unique(service_id, external_id)",
"An external account can only link to one partner per service.",
)
@api.model
def _resolve_or_create_partner(self, service, external_id, name=None, email=None, extra=None):
"""Return the link for (service, external_id), creating partner+link if needed.
Unifies customers: if a link for this external_id exists, reuse it; else if a
partner with the same email already exists (possibly from another service),
link to it; else create a new partner.
"""
existing = self.search(
[('service_id', '=', service.id), ('external_id', '=', external_id)], limit=1)
if existing:
return existing
partner = self.env['res.partner']
if email:
partner = partner.search([('email', '=', email)], limit=1)
if not partner:
partner = partner.create({'name': name or external_id, 'email': email, **(extra or {})})
return self.create({
'service_id': service.id,
'external_id': external_id,
'external_email': email,
'partner_id': partner.id,
})