Fix allow_mail_archived_partner causing system notifications to send emails

archived_partner_show_warning/models/__init__.py

@@ -0,0 +1,2 @@
+from . import sale_order
+from . import account_move

archived_partner_show_warning/models/account_move.py

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+from odoo import models, fields, api
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+    
+    partner_is_archived = fields.Boolean(
+        string='Partner Archived',
+        compute='_compute_partner_is_archived',
+        store=False
+    )
+    
+    @api.depends('partner_id', 'partner_id.active')
+    def _compute_partner_is_archived(self):
+        for invoice in self:
+            invoice.partner_is_archived = invoice.partner_id and not invoice.partner_id.active

archived_partner_show_warning/models/sale_order.py

@@ -0,0 +1,15 @@
+from odoo import models, fields, api
+
+class SaleOrder(models.Model):
+    _inherit = 'sale.order'
+    
+    partner_is_archived = fields.Boolean(
+        string='Partner Archived',
+        compute='_compute_partner_is_archived',
+        store=False
+    )
+    
+    @api.depends('partner_id', 'partner_id.active')
+    def _compute_partner_is_archived(self):
+        for order in self:
+            order.partner_is_archived = order.partner_id and not order.partner_id.active