diff --git a/fusion_centralize_billing/models/reconciliation.py b/fusion_centralize_billing/models/reconciliation.py
index e51f6b71..0abfb5a2 100644
--- a/fusion_centralize_billing/models/reconciliation.py
+++ b/fusion_centralize_billing/models/reconciliation.py
@@ -1,7 +1,11 @@
# -*- coding: utf-8 -*-
# Copyright 2026 Nexa Systems Inc.
# License OPL-1
-from odoo import fields, models
+import logging
+
+from odoo import api, fields, models
+
+_logger = logging.getLogger(__name__)
class FusionBillingReconciliation(models.Model):
@@ -37,3 +41,70 @@ class FusionBillingReconciliation(models.Model):
default="delta", required=True, index=True,
)
note = fields.Text()
+
+ @api.model
+ def _compute_reconciliation(self, flat_amount, charge, cpu_seconds, external_amount,
+ tolerance=0.01):
+ """Return (odoo_amount, delta, status).
+
+ odoo_amount = flat + CPU overage(cpu_seconds); delta = odoo - external;
+ status 'match' if |delta| <= tolerance else 'delta'. Amounts are compared at cent
+ precision (the dual-run cares about cent-level invoice parity)."""
+ overage = 0.0
+ if charge:
+ _units, overage = charge._compute_billable(cpu_seconds)
+ odoo_amount = round((flat_amount or 0.0) + (overage or 0.0), 2)
+ delta = round(odoo_amount - (external_amount or 0.0), 2)
+ status = 'match' if abs(delta) <= (tolerance or 0.0) else 'delta'
+ return odoo_amount, delta, status
+
+ @api.model
+ def _reconcile_rows(self, rows, tolerance=0.01):
+ """For each {subscription_external_id, period, cpu_seconds, external_amount},
+ resolve the shadow sale.order, compute Odoo-vs-external, and UPSERT one
+ reconciliation row keyed by (service_id, partner_id, period). Per-row isolated."""
+ SaleOrder = self.env['sale.order']
+ Charge = self.env['fusion.billing.charge']
+ service = self.env['fusion.billing.service'].search(
+ [('code', '=', 'nexacloud')], limit=1)
+ summary = {'match': 0, 'delta': 0, 'skipped': [], 'failed': []}
+ for r in rows:
+ sub_ext = str(r.get('subscription_external_id') or '')
+ period = str(r.get('period') or '')
+ try:
+ sub = SaleOrder.search(
+ [('x_fc_nexacloud_subscription_id', '=', sub_ext)], limit=1)
+ if not sub:
+ summary['skipped'].append(
+ {'id': sub_ext, 'reason': 'unknown subscription'})
+ continue
+ charge = Charge.search(
+ [('plan_code', '=', sub.x_fc_nexacloud_plan_id)], limit=1)
+ plan_line = sub.order_line.filtered(
+ lambda l: l.product_id.default_code
+ and l.product_id.default_code.startswith('NC-PLAN-'))
+ flat = plan_line[:1].price_unit
+ external_amount = float(r.get('external_amount') or 0.0)
+ odoo_amount, delta, status = self._compute_reconciliation(
+ flat, charge, float(r.get('cpu_seconds') or 0.0),
+ external_amount, tolerance)
+ vals = {
+ 'service_id': service.id if service else False,
+ 'partner_id': sub.partner_id.id, 'period': period,
+ 'odoo_amount': odoo_amount, 'external_amount': external_amount,
+ 'delta': delta, 'status': status,
+ }
+ existing = self.search([
+ ('service_id', '=', vals['service_id']),
+ ('partner_id', '=', sub.partner_id.id),
+ ('period', '=', period)], limit=1)
+ if existing:
+ existing.write(vals)
+ else:
+ self.create(vals)
+ summary['match' if status == 'match' else 'delta'] += 1
+ except Exception as e: # noqa: BLE001 - per-row isolation
+ _logger.exception("Reconciliation row %s failed", sub_ext)
+ summary['failed'].append(
+ {'id': sub_ext, 'error': '%s: %s' % (type(e).__name__, e)})
+ return summary
diff --git a/fusion_centralize_billing/models/sale_order.py b/fusion_centralize_billing/models/sale_order.py
index 19950c39..c53c3c03 100644
--- a/fusion_centralize_billing/models/sale_order.py
+++ b/fusion_centralize_billing/models/sale_order.py
@@ -11,6 +11,9 @@ class SaleOrder(models.Model):
index=True, copy=False,
help="Source NexaCloud subscription id — the importer's idempotency key.")
x_fc_nexacloud_deployment_id = fields.Char(index=True, copy=False)
+ x_fc_nexacloud_plan_id = fields.Char(
+ index=True, copy=False,
+ help="Source NexaCloud plan id — links the shadow sub to its charge for 2d reconciliation.")
x_fc_billing_service_id = fields.Many2one(
"fusion.billing.service", index=True, copy=False, ondelete="set null")
x_fc_shadow = fields.Boolean(
diff --git a/fusion_centralize_billing/tests/__init__.py b/fusion_centralize_billing/tests/__init__.py
index 60f36b67..1143c471 100644
--- a/fusion_centralize_billing/tests/__init__.py
+++ b/fusion_centralize_billing/tests/__init__.py
@@ -4,3 +4,4 @@ from . import test_usage
from . import test_api
from . import test_webhook
from . import test_importer
+from . import test_reconciliation
diff --git a/fusion_centralize_billing/tests/test_importer.py b/fusion_centralize_billing/tests/test_importer.py
index 33f531fe..c36d47bb 100644
--- a/fusion_centralize_billing/tests/test_importer.py
+++ b/fusion_centralize_billing/tests/test_importer.py
@@ -118,6 +118,11 @@ class TestImporterSubscriptions(TransactionCase):
self.assertAlmostEqual(line2.price_unit, 200.0) # price_yearly
self.assertEqual(sub2.plan_id.billing_period_unit, 'year')
+ def test_subscription_records_nexacloud_plan_id(self):
+ self.Wizard._import_rows(_fixture())
+ sub1 = self.env['sale.order'].search([('x_fc_nexacloud_subscription_id', '=', 's-1')])
+ self.assertEqual(sub1.x_fc_nexacloud_plan_id, 'p-1')
+
def test_subscription_skipped_when_user_or_plan_unresolved(self):
data = _fixture()
data['subscriptions'].append(
diff --git a/fusion_centralize_billing/tests/test_reconciliation.py b/fusion_centralize_billing/tests/test_reconciliation.py
new file mode 100644
index 00000000..30927b36
--- /dev/null
+++ b/fusion_centralize_billing/tests/test_reconciliation.py
@@ -0,0 +1,91 @@
+# -*- coding: utf-8 -*-
+# Copyright 2026 Nexa Systems Inc.
+# License OPL-1
+from odoo.tests.common import TransactionCase, tagged
+
+from .test_importer import _fixture
+
+
+@tagged('post_install', '-at_install')
+class TestReconciliationMath(TransactionCase):
+
+ def setUp(self):
+ super().setUp()
+ self.Recon = self.env['fusion.billing.reconciliation'].sudo()
+ self.metric = self.env['fusion.billing.metric'].sudo().create(
+ {'name': 'CPU seconds', 'code': 'cpu_seconds', 'aggregation': 'sum'})
+ self.charge = self.env['fusion.billing.charge'].sudo().create({
+ 'name': 'CPU', 'plan_code': 'p-1', 'metric_id': self.metric.id,
+ 'included_quota': 18000.0, 'price_per_unit': 0.0075,
+ 'unit_batch': 3600.0, 'charge_model': 'standard'})
+
+ def test_match_within_tolerance(self):
+ odoo_amt, delta, status = self.Recon._compute_reconciliation(
+ 20.0, self.charge, 10000.0, 20.0, 0.01) # under quota, no overage
+ self.assertAlmostEqual(odoo_amt, 20.0)
+ self.assertEqual(status, 'match')
+
+ def test_overage_match(self):
+ # flat 20 + 2 core-hours overage (7200s -> $0.015) = 20.015; external 20.02 (cent)
+ odoo_amt, delta, status = self.Recon._compute_reconciliation(
+ 20.0, self.charge, 18000.0 + 7200.0, 20.02, 0.01)
+ self.assertEqual(status, 'match')
+
+ def test_delta_flags_mismatch(self):
+ odoo_amt, delta, status = self.Recon._compute_reconciliation(
+ 20.0, self.charge, 18000.0, 25.0, 0.01) # external 25 vs odoo 20
+ self.assertAlmostEqual(delta, -5.0, places=2)
+ self.assertEqual(status, 'delta')
+
+ def test_no_charge_is_flat_only(self):
+ odoo_amt, delta, status = self.Recon._compute_reconciliation(
+ 20.0, self.env['fusion.billing.charge'], 999999.0, 20.0, 0.01)
+ self.assertAlmostEqual(odoo_amt, 20.0)
+ self.assertEqual(status, 'match')
+
+
+@tagged('post_install', '-at_install')
+class TestReconcileRows(TransactionCase):
+
+ def setUp(self):
+ super().setUp()
+ self.Wizard = self.env['fusion.billing.import.wizard'].sudo()
+ self.Wizard._import_rows(_fixture()) # shadow subs s-1/s-2 + p-1 charge
+ self.Recon = self.env['fusion.billing.reconciliation'].sudo()
+ self.SaleOrder = self.env['sale.order']
+
+ def _partner_of(self, sub_ext):
+ return self.SaleOrder.search(
+ [('x_fc_nexacloud_subscription_id', '=', sub_ext)]).partner_id
+
+ def test_creates_one_row_per_subscription_with_status(self):
+ summary = self.Recon._reconcile_rows([
+ {'subscription_external_id': 's-1', 'period': '2026-05',
+ 'cpu_seconds': 0.0, 'external_amount': 20.0}, # flat 20 == 20 -> match
+ {'subscription_external_id': 's-2', 'period': '2026-05',
+ 'cpu_seconds': 0.0, 'external_amount': 250.0}, # flat 200 vs 250 -> delta
+ ])
+ rows = self.Recon.search([('period', '=', '2026-05')])
+ self.assertEqual(len(rows), 2)
+ s1 = rows.filtered(lambda r: r.odoo_amount == 20.0)
+ self.assertEqual(s1.status, 'match')
+ s2 = rows.filtered(lambda r: r.odoo_amount == 200.0)
+ self.assertEqual(s2.status, 'delta')
+ self.assertAlmostEqual(s2.delta, -50.0, places=2)
+ self.assertEqual(summary['match'], 1)
+ self.assertEqual(summary['delta'], 1)
+
+ def test_rerun_upserts(self):
+ row = [{'subscription_external_id': 's-1', 'period': '2026-05',
+ 'cpu_seconds': 0.0, 'external_amount': 20.0}]
+ self.Recon._reconcile_rows(row)
+ self.Recon._reconcile_rows(row)
+ self.assertEqual(self.Recon.search_count([
+ ('period', '=', '2026-05'),
+ ('partner_id', '=', self._partner_of('s-1').id)]), 1)
+
+ def test_unknown_subscription_is_skipped(self):
+ summary = self.Recon._reconcile_rows([
+ {'subscription_external_id': 'nope', 'period': '2026-05',
+ 'cpu_seconds': 0.0, 'external_amount': 1.0}])
+ self.assertTrue(any(s['id'] == 'nope' for s in summary['skipped']))
diff --git a/fusion_centralize_billing/views/import_wizard_views.xml b/fusion_centralize_billing/views/import_wizard_views.xml
index 5883d7a2..6b0e8129 100644
--- a/fusion_centralize_billing/views/import_wizard_views.xml
+++ b/fusion_centralize_billing/views/import_wizard_views.xml
@@ -23,6 +23,8 @@
string="Test Connection" class="btn-secondary"/>
+
diff --git a/fusion_centralize_billing/wizards/import_wizard.py b/fusion_centralize_billing/wizards/import_wizard.py
index b34eaa89..485780b2 100644
--- a/fusion_centralize_billing/wizards/import_wizard.py
+++ b/fusion_centralize_billing/wizards/import_wizard.py
@@ -76,6 +76,26 @@ class FusionBillingImportWizard(models.TransientModel):
"type": "success", "sticky": False},
}
+ def action_run_reconciliation(self):
+ """Read NexaCloud usage + invoice actuals and record per-subscription/period
+ Odoo-vs-NexaCloud deltas in fusion.billing.reconciliation. Read-only on
+ NexaCloud; writes only reconciliation rows (shadow-safe)."""
+ self.ensure_one()
+ rows = self._read_reconciliation_rows()
+ summary = self.env["fusion.billing.reconciliation"]._reconcile_rows(rows)
+ self.result_summary = json.dumps(summary, indent=2, default=str)
+ self.failed_count = len(summary.get("failed") or [])
+ self.skipped_count = len(summary.get("skipped") or [])
+ if summary.get("delta") or summary.get("failed"):
+ _logger.error(
+ "NexaCloud reconciliation: %s delta, %s failed, %s skipped row(s): %s",
+ summary.get("delta"), len(summary.get("failed") or []),
+ len(summary.get("skipped") or []), summary)
+ return {
+ "type": "ir.actions.act_window", "res_model": self._name,
+ "res_id": self.id, "view_mode": "form", "target": "new",
+ }
+
# ----- read side (the ONLY code that touches NexaCloud) ------------------
def _read_nexacloud_rows(self):
"""Open a READ-ONLY psycopg2 connection to the nexacloud Postgres (DSN in
@@ -122,6 +142,55 @@ class FusionBillingImportWizard(models.TransientModel):
finally:
conn.close()
+ def _read_reconciliation_rows(self):
+ """Read-only: per (subscription, YYYY-MM period), NexaCloud's CPU usage
+ (cpu_hours*3600 = cpu_seconds) and its actual pre-tax invoice amount. Shaped for
+ fusion.billing.reconciliation._reconcile_rows. Reuses the 2a DSN + guards.
+ (Integration glue — validate the SQL against the live schema, like the importer
+ reader; the reconciliation math itself is unit-tested.)"""
+ import psycopg2
+ import psycopg2.extras
+
+ dsn = self.env["ir.config_parameter"].sudo().get_param(
+ "fusion_billing.nexacloud_dsn")
+ if not dsn:
+ raise UserError("NexaCloud DSN not configured (fusion_billing.nexacloud_dsn).")
+ try:
+ conn = psycopg2.connect(dsn)
+ except Exception as e: # noqa: BLE001
+ raise UserError("Could not connect to the NexaCloud database: %s" % e)
+ try:
+ conn.set_session(readonly=True)
+ cur = conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor)
+ cur.execute(
+ "SELECT subscription_id::text AS sub, "
+ "to_char(period_start, 'YYYY-MM') AS period, "
+ "COALESCE(SUM(cpu_hours), 0) * 3600.0 AS cpu_seconds "
+ "FROM usage_records "
+ "GROUP BY subscription_id, to_char(period_start, 'YYYY-MM')")
+ usage = {(r["sub"], r["period"]): float(r["cpu_seconds"] or 0.0)
+ for r in cur.fetchall()}
+ cur.execute(
+ "SELECT i.subscription_id::text AS sub, "
+ "to_char(ii.period_start, 'YYYY-MM') AS period, "
+ "COALESCE(SUM(ii.amount), 0) AS external_amount "
+ "FROM invoices i JOIN invoice_items ii ON ii.invoice_id = i.id "
+ "GROUP BY i.subscription_id, to_char(ii.period_start, 'YYYY-MM')")
+ rows = []
+ for r in cur.fetchall():
+ key = (r["sub"], r["period"])
+ rows.append({
+ "subscription_external_id": r["sub"], "period": r["period"],
+ "cpu_seconds": usage.get(key, 0.0),
+ "external_amount": float(r["external_amount"] or 0.0)})
+ return rows
+ except psycopg2.Error as e:
+ raise UserError(
+ "Failed reading NexaCloud actuals — the source schema may have changed. "
+ "Underlying error:\n%s" % e)
+ finally:
+ conn.close()
+
# ----- import side (pure Odoo; unit-tested) ------------------------------
@api.model
def _import_rows(self, data, dry_run=False):
@@ -346,6 +415,7 @@ class FusionBillingImportWizard(models.TransientModel):
# order that may since have been confirmed.
shadow_vals = {
"x_fc_nexacloud_deployment_id": str(srow.get("deployment_id") or ""),
+ "x_fc_nexacloud_plan_id": str(srow.get("plan_id") or ""),
"x_fc_billing_service_id": service.id, "x_fc_shadow": True,
}
existing = SaleOrder.search(