<?xml version="1.0"?>
<form>
                <group col="1">
                    <field name="author_id" invisible="1"/>
                    <field name="lang" invisible="1"/>
                    <field name="render_model" invisible="1"/>
                    <field name="order_id" invisible="1"/>
                    <field name="template_id" invisible="1"/>
                    <field name="display_invoice_alert" invisible="1"/>
                    <div col="2" class="alert alert-warning" role="alert">
                        <span>Are you sure you want to cancel this order? <br/></span>
                        <span id="display_invoice_alert" invisible="not display_invoice_alert">
                            Draft invoices for this order will be cancelled. <br/>
                        </span>
                    </div>
                    <group col="2">
                        <field name="recipient_ids" widget="many2many_tags_email" options="{'no_quick_create': True}" context="{'show_email': True, 'form_view_ref': 'base.view_partner_simple_form'}"/>
                    </group>
                    <group col="2">
                        <field name="subject" placeholder="Subject"/>
                    </group>
                    <field name="body" class="oe-bordered-editor" widget="html_mail"/>
                </group>
                <footer>
                    <button string="Send and cancel" name="action_send_mail_and_cancel" type="object" class="btn-primary"/>
                    <button string="Cancel" name="action_cancel" type="object" class="btn-primary mx-1"/>
                    <button string="Discard" class="btn-secondary" special="cancel"/>
                </footer>
            </form>
        