# Copyright 2013-2020 Akretion France (http://www.akretion.com/)
# @author: <alexis.delattre@akretion.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).

from odoo import _, api, fields, models
from odoo.exceptions import ValidationError


class ResCompany(models.Model):
    _inherit = "res.company"

    intrastat_remind_user_ids = fields.Many2many(
        comodel_name="res.users",
        relation="company_intrastat_reminder_user_rel",
        column1="company_id",
        column2="user_id",
        string="Users Receiving the Intrastat Reminder",
        help="List of Odoo users who will receive a notification to "
        "remind them about the Intrastat declaration.",
    )
    intrastat_email_list = fields.Char(
        compute="_compute_intrastat_email_list",
        string="List of emails of Users Receiving the Intrastat Reminder",
    )

    @api.depends("intrastat_remind_user_ids", "intrastat_remind_user_ids.email")
    def _compute_intrastat_email_list(self):
        for this in self:
            emails = []
            for user in this.intrastat_remind_user_ids:
                if user.email:
                    emails.append(user.email)
            this.intrastat_email_list = ",".join(emails)

    @api.constrains("intrastat_remind_user_ids")
    def _check_intrastat_remind_users(self):
        for this in self:
            for user in this.intrastat_remind_user_ids:
                if not user.email:
                    raise ValidationError(
                        _("Missing e-mail address on user '%s'.") % (user.name)
                    )