Each reconciliation as a job

Add an option to create one job per reconciliation.
The aim is to make it more resilient to failure with large amount of
data.

account_mass_reconcile_as_job/models/__init__.py

@@ -1 +1,2 @@
 from . import mass_reconcile
+from . import base_reconciliation

account_mass_reconcile_as_job/models/base_reconciliation.py

@@ -0,0 +1,47 @@
+# Copyright 2022 Camptocamp SA
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+import ast
+import logging
+
+from odoo import models
+
+_logger = logging.getLogger(__name__)
+
+try:
+    from odoo.addons.queue_job.job import job
+except ImportError:
+    _logger.debug('Can not `import queue_job`.')
+
+
+class MassReconcileBase(models.AbstractModel):
+    _inherit = 'mass.reconcile.base'
+
+    # WARNING: this has limitation as it creates a job based on an object wizard
+    # when the transient model will be garbadge collected the job won't
+    # be able to run anymore.
+    # FIXME: move or copy wizard data configuration in a standard model or refactor
+    # to have it as a parameter.
+
+    def _reconcile_lines(self, lines, allow_partial=False):
+        as_job = self.env['ir.config_parameter'].sudo().get_param(
+            'account.mass.reconcile.lines.as.job', default=False
+        )
+        try:
+            as_job = ast.literal_eval(as_job) if as_job else False
+        except ValueError:
+            as_job = False
+
+        if as_job and self.env.context.get("reconcile_lines_as_job", True):
+            self.with_delay().reconcile_lines_as_job(
+                lines,
+                allow_partial=allow_partial
+            )
+            # Report is not available with reconcile jobs
+            return False, False
+        else:
+            return super()._reconcile_lines(lines, allow_partial=allow_partial)
+
+    @job(default_channel='root.mass_reconcile')
+    def reconcile_lines_as_job(self, lines, allow_partial=False):
+        self.with_context(reconcile_lines_as_job=False)._reconcile_lines(lines, allow_partial=allow_partial)