[FIX] mail_debrand: avoid KeyError: 'body_html' on plain text emails

mail_debrand/models/mail_render_mixinANDmail_mail.py

@@ -101,7 +101,9 @@ class MailMail(models.AbstractModel):
             values_list[index]["body_html"] = self.env[
                 "mail.render.mixin"
             ].remove_href_odoo(
-                values_list[index]["body_html"], remove_parent=0, remove_before=1
+                values_list[index].get("body_html", ""),
+                remove_parent=0,
+                remove_before=1,
             )
 
         return super().create(values_list)

mail_debrand/tests/test_mail_debrand.py

@@ -54,3 +54,14 @@ class TestMailDebrand(common.TransactionCase):
             ._render_template(paynow_arch, "ir.ui.view", [self.paynow_template])
         )
         self.assertNotIn("Aangeboden door", res)
+
+    def test_plaintext_email(self):
+        MailMessage = self.env["mail.mail"]
+        email_values = {
+            "email_from": "customer@example.com",
+            "subject": "Hello",
+            "email_to": "contact@example.com",
+            "reply_to": "contact@example.com",
+        }
+        # No exception expected
+        MailMessage.create(email_values)