[IMP] set default template

scheduler_error_mailer/__init__.py

@@ -1,3 +1,4 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 from . import models
+from .hooks import post_init_hook

scheduler_error_mailer/__manifest__.py

@@ -16,4 +16,5 @@
     "demo": ["demo/ir_cron_demo.xml"],
     "images": ["images/scheduler_error_mailer.jpg"],
     "installable": True,
+    "post_init_hook": "post_init_hook",
 }

scheduler_error_mailer/hooks.py

@@ -0,0 +1,14 @@
+# Copyright 2023 Hunki Enterprises BV
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from odoo import SUPERUSER_ID, api
+
+
+def post_init_hook(cr, registry):
+    env = api.Environment(cr, SUPERUSER_ID, {})
+    env["ir.cron"].with_context(active_test=False).search([]).write(
+        {
+            "email_template_id": env.ref(
+                "scheduler_error_mailer.scheduler_error_mailer"
+            ).id
+        }
+    )

scheduler_error_mailer/models/ir_cron.py

@@ -20,6 +20,9 @@ class IrCron(models.Model):
         string="Error E-mail Template",
         help="Select the email template that will be sent when "
         "this scheduler fails.",
+        default=lambda self: self.env.ref(
+            "scheduler_error_mailer.scheduler_error_mailer", False
+        ),
     )
 
     @api.model