# Copyright 2017-2022 Akretion France
# @author: Alexis de Lattre <alexis.delattre@akretion.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).

from odoo import models, tools


class IrMailServer(models.Model):
    _inherit = 'ir.mail_server'

    def build_email(
            self, email_from, email_to, subject, body, email_cc=None,
            email_bcc=None, reply_to=False, attachments=None,
            message_id=None, references=None, object_id=False,
            subtype='plain', headers=None,
            body_alternative=None, subtype_alternative='plain'):
        if email_from:
            if email_bcc is None:
                email_bcc = [email_from]
            elif isinstance(email_bcc, list) and email_from not in email_bcc:
                email_bcc.append(email_from)
        return super().build_email(
            email_from, email_to, subject, body, email_cc=email_cc,
            email_bcc=email_bcc, reply_to=reply_to, attachments=attachments,
            message_id=message_id, references=references, object_id=object_id,
            subtype=subtype, headers=headers,
            body_alternative=body_alternative, subtype_alternative=subtype_alternative)

    def _prepare_email_message(self, message, smtp_session):
        validated_to = self.env.context.get('send_validated_to') or []
        if message['Bcc']:
            email_bcc_normalized = tools.email_normalize_all(message['Bcc'])
            for email in email_bcc_normalized:
                if email not in validated_to:
                    validated_to.append(email)
        return super(IrMailServer, self.with_context(send_validated_to=validated_to))._prepare_email_message(
            message, smtp_session)