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path: root/addons/calendar_sms/models/calendar.py
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# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.

import logging

from odoo import api, fields, models, _

_logger = logging.getLogger(__name__)


class CalendarEvent(models.Model):
    _inherit = 'calendar.event'

    def _sms_get_default_partners(self):
        """ Method overridden from mail.thread (defined in the sms module).
            SMS text messages will be sent to attendees that haven't declined the event(s).
        """
        return self.mapped('attendee_ids').filtered(lambda att: att.state != 'declined').mapped('partner_id')

    def _do_sms_reminder(self):
        """ Send an SMS text reminder to attendees that haven't declined the event """
        for event in self:
            event._message_sms_with_template(
                template_xmlid='calendar_sms.sms_template_data_calendar_reminder',
                template_fallback=_("Event reminder: %(name)s, %(time)s.", name=event.name, time=event.display_time),
                partner_ids=self._sms_get_default_partners().ids,
                put_in_queue=False
            )


class CalendarAlarm(models.Model):
    _inherit = 'calendar.alarm'

    alarm_type = fields.Selection(selection_add=[
        ('sms', 'SMS Text Message')
    ], ondelete={'sms': 'set default'})


class AlarmManager(models.AbstractModel):
    _inherit = 'calendar.alarm_manager'

    @api.model
    def get_next_mail(self):
        """ Cron method, overridden here to send SMS reminders as well
        """
        result = super(AlarmManager, self).get_next_mail()

        cron = self.env.ref('calendar.ir_cron_scheduler_alarm', raise_if_not_found=False)
        if not cron:
            # Like the super method, do nothing if cron doesn't exist anymore
            return result

        now = fields.Datetime.to_string(fields.Datetime.now())
        last_sms_cron = cron.lastcall

        interval_to_second = {
            "weeks": 7 * 24 * 60 * 60,
            "days": 24 * 60 * 60,
            "hours": 60 * 60,
            "minutes": 60,
            "seconds": 1
        }

        cron_interval = cron.interval_number * interval_to_second[cron.interval_type]
        events_data = self._get_next_potential_limit_alarm('sms', seconds=cron_interval)

        for event in self.env['calendar.event'].browse(events_data):
            max_delta = events_data[event.id]['max_duration']
            event_start = fields.Datetime.from_string(event.start)
            for alert in self.do_check_alarm_for_one_date(event_start, event, max_delta, 0, 'sms', after=last_sms_cron, missing=True):
                event.browse(alert['event_id'])._do_sms_reminder()
        return result