[NEW] account_move_protect_reset_to_draft

account_move_protect_reset_to_draft/wizard/__init__.py

@@ -0,0 +1 @@
+from . import account_invoice_send

account_move_protect_reset_to_draft/wizard/account_invoice_send.py

@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-
+
+from odoo import api, fields, models, _
+
+
+class AccountInvoiceSend(models.TransientModel):
+    _inherit = 'account.invoice.send'
+
+    def send_and_print_action(self):
+        if self.model == "account.move":
+            move = self.env[self.model].browse(self.res_id)
+            move.sent_by_email = True
+
+        return super(AccountInvoiceSend, self).send_and_print_action()