whatsapp_web_groups/views/whatsapp_composer_views.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <data>
        <!-- Extender vista de formulario del composer de WhatsApp -->
        <record id="whatsapp_composer_view_form_groups" model="ir.ui.view">
            <field name="name">whatsapp.composer.view.form.groups</field>
            <field name="model">whatsapp.composer</field>
            <field name="inherit_id" ref="whatsapp.whatsapp_composer_view_form"/>
            <field name="arch" type="xml">
                <!-- Agregar opción de envío a grupos -->
                <xpath expr="//field[@name='phone']" position="before">
                    <group string="Recipient Configuration" name="recipient_config">
                        <field name="recipient_type" widget="radio" options="{'horizontal': true}"/>
                    </group>
                </xpath>
                
                <!-- Hacer wa_template_id opcional para WhatsApp Web -->
                <xpath expr="//field[@name='wa_template_id']" position="attributes">
                    <attribute name="help">Template required for WhatsApp Business API. Optional for WhatsApp Web accounts.</attribute>
                </xpath>
                
                <!-- Modificar campo phone para que sea condicional -->
                <xpath expr="//field[@name='phone']" position="attributes">
                    <attribute name="invisible">recipient_type == 'group'</attribute>
                    <attribute name="required">False</attribute>
                </xpath>
                
                <!-- Agregar campos de grupo después del teléfono -->
                <!-- Nota: El campo whatsapp_group_id Many2one está en whatsapp_web_groups -->
                <xpath expr="//field[@name='phone']" position="after">
                    <field name="whatsapp_group_id_char" 
                           invisible="recipient_type != 'group'"
                           placeholder="Enter Group ID manually (e.g., 120363158956331133@g.us)"
                           string="Group ID"/>
                </xpath>
                
                <!-- Agregar campo de mensaje libre para WhatsApp Web -->
                <xpath expr="//field[@name='wa_template_id']" position="after">
                    <field name="body" 
                           invisible="wa_template_id"
                           placeholder="Write your free text message here (only for WhatsApp Web accounts)..."
                           string="Free Text Message"/>
                </xpath>
            </field>
        </record>
    </data>
</odoo>