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diff --git a/addons/event/models/event_event.py b/addons/event/models/event_event.py
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+++ b/addons/event/models/event_event.py
@@ -0,0 +1,575 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import logging
+import pytz
+
+from odoo import _, api, fields, models
+from odoo.addons.base.models.res_partner import _tz_get
+from odoo.tools import format_datetime
+from odoo.exceptions import ValidationError
+from odoo.tools.translate import html_translate
+
+_logger = logging.getLogger(__name__)
+
+try:
+    import vobject
+except ImportError:
+    _logger.warning("`vobject` Python module not found, iCal file generation disabled. Consider installing this module if you want to generate iCal files")
+    vobject = None
+
+
+class EventType(models.Model):
+    _name = 'event.type'
+    _description = 'Event Template'
+    _order = 'sequence, id'
+
+    name = fields.Char('Event Template', required=True, translate=True)
+    sequence = fields.Integer()
+    # tickets
+    use_ticket = fields.Boolean('Ticketing')
+    event_type_ticket_ids = fields.One2many(
+        'event.type.ticket', 'event_type_id',
+        string='Tickets', compute='_compute_event_type_ticket_ids',
+        readonly=False, store=True)
+    tag_ids = fields.Many2many('event.tag', string="Tags")
+    # registration
+    has_seats_limitation = fields.Boolean('Limited Seats')
+    seats_max = fields.Integer(
+        'Maximum Registrations', compute='_compute_default_registration',
+        readonly=False, store=True,
+        help="It will select this default maximum value when you choose this event")
+    auto_confirm = fields.Boolean(
+        'Automatically Confirm Registrations', default=True,
+        help="Events and registrations will automatically be confirmed "
+             "upon creation, easing the flow for simple events.")
+    # location
+    use_timezone = fields.Boolean('Use Default Timezone')
+    default_timezone = fields.Selection(
+        _tz_get, string='Timezone', default=lambda self: self.env.user.tz or 'UTC')
+    # communication
+    use_mail_schedule = fields.Boolean(
+        'Automatically Send Emails', default=True)
+    event_type_mail_ids = fields.One2many(
+        'event.type.mail', 'event_type_id',
+        string='Mail Schedule', compute='_compute_event_type_mail_ids',
+        readonly=False, store=True)
+
+    @api.depends('use_mail_schedule')
+    def _compute_event_type_mail_ids(self):
+        for template in self:
+            if not template.use_mail_schedule:
+                template.event_type_mail_ids = [(5, 0)]
+            elif not template.event_type_mail_ids:
+                template.event_type_mail_ids = [(0, 0, {
+                    'notification_type': 'mail',
+                    'interval_unit': 'now',
+                    'interval_type': 'after_sub',
+                    'template_id': self.env.ref('event.event_subscription').id,
+                }), (0, 0, {
+                    'notification_type': 'mail',
+                    'interval_nbr': 10,
+                    'interval_unit': 'days',
+                    'interval_type': 'before_event',
+                    'template_id': self.env.ref('event.event_reminder').id,
+                })]
+
+    @api.depends('use_ticket')
+    def _compute_event_type_ticket_ids(self):
+        for template in self:
+            if not template.use_ticket:
+                template.event_type_ticket_ids = [(5, 0)]
+            elif not template.event_type_ticket_ids:
+                template.event_type_ticket_ids = [(0, 0, {
+                    'name': _('Registration'),
+                })]
+
+    @api.depends('has_seats_limitation')
+    def _compute_default_registration(self):
+        for template in self:
+            if not template.has_seats_limitation:
+                template.seats_max = 0
+
+
+class EventEvent(models.Model):
+    """Event"""
+    _name = 'event.event'
+    _description = 'Event'
+    _inherit = ['mail.thread', 'mail.activity.mixin']
+    _order = 'date_begin'
+
+    def _get_default_stage_id(self):
+        event_stages = self.env['event.stage'].search([])
+        return event_stages[0] if event_stages else False
+
+    def _default_description(self):
+        return self.env['ir.ui.view']._render_template('event.event_default_descripton')
+
+    name = fields.Char(string='Event', translate=True, required=True)
+    note = fields.Text(string='Note')
+    description = fields.Html(string='Description', translate=html_translate, sanitize_attributes=False, sanitize_form=False, default=_default_description)
+    active = fields.Boolean(default=True)
+    user_id = fields.Many2one(
+        'res.users', string='Responsible', tracking=True,
+        default=lambda self: self.env.user)
+    company_id = fields.Many2one(
+        'res.company', string='Company', change_default=True,
+        default=lambda self: self.env.company,
+        required=False)
+    organizer_id = fields.Many2one(
+        'res.partner', string='Organizer', tracking=True,
+        default=lambda self: self.env.company.partner_id,
+        domain="['|', ('company_id', '=', False), ('company_id', '=', company_id)]")
+    event_type_id = fields.Many2one('event.type', string='Template', ondelete='set null')
+    event_mail_ids = fields.One2many(
+        'event.mail', 'event_id', string='Mail Schedule', copy=True,
+        compute='_compute_event_mail_ids', readonly=False, store=True)
+    tag_ids = fields.Many2many(
+        'event.tag', string="Tags", readonly=False,
+        store=True, compute="_compute_tag_ids")
+    # Kanban fields
+    kanban_state = fields.Selection([('normal', 'In Progress'), ('done', 'Done'), ('blocked', 'Blocked')], default='normal')
+    kanban_state_label = fields.Char(
+        string='Kanban State Label', compute='_compute_kanban_state_label',
+        store=True, tracking=True)
+    stage_id = fields.Many2one(
+        'event.stage', ondelete='restrict', default=_get_default_stage_id,
+        group_expand='_read_group_stage_ids', tracking=True)
+    legend_blocked = fields.Char(related='stage_id.legend_blocked', string='Kanban Blocked Explanation', readonly=True)
+    legend_done = fields.Char(related='stage_id.legend_done', string='Kanban Valid Explanation', readonly=True)
+    legend_normal = fields.Char(related='stage_id.legend_normal', string='Kanban Ongoing Explanation', readonly=True)
+    # Seats and computation
+    seats_max = fields.Integer(
+        string='Maximum Attendees Number',
+        compute='_compute_seats_max', readonly=False, store=True,
+        help="For each event you can define a maximum registration of seats(number of attendees), above this numbers the registrations are not accepted.")
+    seats_limited = fields.Boolean('Maximum Attendees', required=True, compute='_compute_seats_limited',
+                                   readonly=False, store=True)
+    seats_reserved = fields.Integer(
+        string='Reserved Seats',
+        store=True, readonly=True, compute='_compute_seats')
+    seats_available = fields.Integer(
+        string='Available Seats',
+        store=True, readonly=True, compute='_compute_seats')
+    seats_unconfirmed = fields.Integer(
+        string='Unconfirmed Seat Reservations',
+        store=True, readonly=True, compute='_compute_seats')
+    seats_used = fields.Integer(
+        string='Number of Participants',
+        store=True, readonly=True, compute='_compute_seats')
+    seats_expected = fields.Integer(
+        string='Number of Expected Attendees',
+        compute_sudo=True, readonly=True, compute='_compute_seats_expected')
+    # Registration fields
+    auto_confirm = fields.Boolean(
+        string='Autoconfirmation', compute='_compute_auto_confirm', readonly=False, store=True,
+        help='Autoconfirm Registrations. Registrations will automatically be confirmed upon creation.')
+    registration_ids = fields.One2many('event.registration', 'event_id', string='Attendees')
+    event_ticket_ids = fields.One2many(
+        'event.event.ticket', 'event_id', string='Event Ticket', copy=True,
+        compute='_compute_event_ticket_ids', readonly=False, store=True)
+    event_registrations_open = fields.Boolean(
+        'Registration open', compute='_compute_event_registrations_open', compute_sudo=True,
+        help="Registrations are open if:\n"
+        "- the event is not ended\n"
+        "- there are seats available on event\n"
+        "- the tickets are sellable (if ticketing is used)")
+    event_registrations_sold_out = fields.Boolean(
+        'Sold Out', compute='_compute_event_registrations_sold_out', compute_sudo=True,
+        help='The event is sold out if no more seats are available on event. If ticketing is used and all tickets are sold out, the event will be sold out.')
+    start_sale_date = fields.Date(
+        'Start sale date', compute='_compute_start_sale_date',
+        help='If ticketing is used, contains the earliest starting sale date of tickets.')
+    # Date fields
+    date_tz = fields.Selection(
+        _tz_get, string='Timezone', required=True,
+        compute='_compute_date_tz', readonly=False, store=True)
+    date_begin = fields.Datetime(string='Start Date', required=True, tracking=True)
+    date_end = fields.Datetime(string='End Date', required=True, tracking=True)
+    date_begin_located = fields.Char(string='Start Date Located', compute='_compute_date_begin_tz')
+    date_end_located = fields.Char(string='End Date Located', compute='_compute_date_end_tz')
+    is_ongoing = fields.Boolean('Is Ongoing', compute='_compute_is_ongoing', search='_search_is_ongoing')
+    is_one_day = fields.Boolean(compute='_compute_field_is_one_day')
+    # Location and communication
+    address_id = fields.Many2one(
+        'res.partner', string='Venue', default=lambda self: self.env.company.partner_id.id,
+        tracking=True, domain="['|', ('company_id', '=', False), ('company_id', '=', company_id)]")
+    country_id = fields.Many2one(
+        'res.country', 'Country', related='address_id.country_id', readonly=False, store=True)
+    # badge fields
+    badge_front = fields.Html(string='Badge Front')
+    badge_back = fields.Html(string='Badge Back')
+    badge_innerleft = fields.Html(string='Badge Inner Left')
+    badge_innerright = fields.Html(string='Badge Inner Right')
+    event_logo = fields.Html(string='Event Logo')
+
+    @api.depends('stage_id', 'kanban_state')
+    def _compute_kanban_state_label(self):
+        for event in self:
+            if event.kanban_state == 'normal':
+                event.kanban_state_label = event.stage_id.legend_normal
+            elif event.kanban_state == 'blocked':
+                event.kanban_state_label = event.stage_id.legend_blocked
+            else:
+                event.kanban_state_label = event.stage_id.legend_done
+
+    @api.depends('seats_max', 'registration_ids.state')
+    def _compute_seats(self):
+        """ Determine reserved, available, reserved but unconfirmed and used seats. """
+        # initialize fields to 0
+        for event in self:
+            event.seats_unconfirmed = event.seats_reserved = event.seats_used = event.seats_available = 0
+        # aggregate registrations by event and by state
+        state_field = {
+            'draft': 'seats_unconfirmed',
+            'open': 'seats_reserved',
+            'done': 'seats_used',
+        }
+        base_vals = dict((fname, 0) for fname in state_field.values())
+        results = dict((event_id, dict(base_vals)) for event_id in self.ids)
+        if self.ids:
+            query = """ SELECT event_id, state, count(event_id)
+                        FROM event_registration
+                        WHERE event_id IN %s AND state IN ('draft', 'open', 'done')
+                        GROUP BY event_id, state
+                    """
+            self.env['event.registration'].flush(['event_id', 'state'])
+            self._cr.execute(query, (tuple(self.ids),))
+            res = self._cr.fetchall()
+            for event_id, state, num in res:
+                results[event_id][state_field[state]] += num
+
+        # compute seats_available
+        for event in self:
+            event.update(results.get(event._origin.id or event.id, base_vals))
+            if event.seats_max > 0:
+                event.seats_available = event.seats_max - (event.seats_reserved + event.seats_used)
+
+    @api.depends('seats_unconfirmed', 'seats_reserved', 'seats_used')
+    def _compute_seats_expected(self):
+        for event in self:
+            event.seats_expected = event.seats_unconfirmed + event.seats_reserved + event.seats_used
+
+    @api.depends('date_tz', 'start_sale_date', 'date_end', 'seats_available', 'seats_limited', 'event_ticket_ids.sale_available')
+    def _compute_event_registrations_open(self):
+        """ Compute whether people may take registrations for this event
+
+          * event.date_end -> if event is done, registrations are not open anymore;
+          * event.start_sale_date -> lowest start date of tickets (if any; start_sale_date
+            is False if no ticket are defined, see _compute_start_sale_date);
+          * any ticket is available for sale (seats available) if any;
+          * seats are unlimited or seats are available;
+        """
+        for event in self:
+            event = event._set_tz_context()
+            current_datetime = fields.Datetime.context_timestamp(event, fields.Datetime.now())
+            date_end_tz = event.date_end.astimezone(pytz.timezone(event.date_tz or 'UTC')) if event.date_end else False
+            event.event_registrations_open = (event.start_sale_date <= current_datetime.date() if event.start_sale_date else True) and \
+                (date_end_tz >= current_datetime if date_end_tz else True) and \
+                (not event.seats_limited or event.seats_available) and \
+                (not event.event_ticket_ids or any(ticket.sale_available for ticket in event.event_ticket_ids))
+
+    @api.depends('event_ticket_ids.start_sale_date')
+    def _compute_start_sale_date(self):
+        """ Compute the start sale date of an event. Currently lowest starting sale
+        date of tickets if they are used, of False. """
+        for event in self:
+            start_dates = [ticket.start_sale_date for ticket in event.event_ticket_ids if not ticket.is_expired]
+            event.start_sale_date = min(start_dates) if start_dates and all(start_dates) else False
+
+    @api.depends('event_ticket_ids.sale_available')
+    def _compute_event_registrations_sold_out(self):
+        for event in self:
+            if event.seats_limited and not event.seats_available:
+                event.event_registrations_sold_out = True
+            elif event.event_ticket_ids:
+                event.event_registrations_sold_out = not any(
+                    ticket.seats_available > 0 if ticket.seats_limited else True for ticket in event.event_ticket_ids
+                )
+            else:
+                event.event_registrations_sold_out = False
+
+    @api.depends('date_tz', 'date_begin')
+    def _compute_date_begin_tz(self):
+        for event in self:
+            if event.date_begin:
+                event.date_begin_located = format_datetime(
+                    self.env, event.date_begin, tz=event.date_tz, dt_format='medium')
+            else:
+                event.date_begin_located = False
+
+    @api.depends('date_tz', 'date_end')
+    def _compute_date_end_tz(self):
+        for event in self:
+            if event.date_end:
+                event.date_end_located = format_datetime(
+                    self.env, event.date_end, tz=event.date_tz, dt_format='medium')
+            else:
+                event.date_end_located = False
+
+    @api.depends('date_begin', 'date_end')
+    def _compute_is_ongoing(self):
+        now = fields.Datetime.now()
+        for event in self:
+            event.is_ongoing = event.date_begin <= now < event.date_end
+
+    def _search_is_ongoing(self, operator, value):
+        if operator not in ['=', '!=']:
+            raise ValueError(_('This operator is not supported'))
+        if not isinstance(value, bool):
+            raise ValueError(_('Value should be True or False (not %s)'), value)
+        now = fields.Datetime.now()
+        if (operator == '=' and value) or (operator == '!=' and not value):
+            domain = [('date_begin', '<=', now), ('date_end', '>', now)]
+        else:
+            domain = ['|', ('date_begin', '>', now), ('date_end', '<=', now)]
+        event_ids = self.env['event.event']._search(domain)
+        return [('id', 'in', event_ids)]
+
+    @api.depends('date_begin', 'date_end', 'date_tz')
+    def _compute_field_is_one_day(self):
+        for event in self:
+            # Need to localize because it could begin late and finish early in
+            # another timezone
+            event = event._set_tz_context()
+            begin_tz = fields.Datetime.context_timestamp(event, event.date_begin)
+            end_tz = fields.Datetime.context_timestamp(event, event.date_end)
+            event.is_one_day = (begin_tz.date() == end_tz.date())
+
+    @api.depends('event_type_id')
+    def _compute_date_tz(self):
+        for event in self:
+            if event.event_type_id.use_timezone and event.event_type_id.default_timezone:
+                event.date_tz = event.event_type_id.default_timezone
+            if not event.date_tz:
+                event.date_tz = self.env.user.tz or 'UTC'
+
+    # seats
+
+    @api.depends('event_type_id')
+    def _compute_seats_max(self):
+        """ Update event configuration from its event type. Depends are set only
+        on event_type_id itself, not its sub fields. Purpose is to emulate an
+        onchange: if event type is changed, update event configuration. Changing
+        event type content itself should not trigger this method. """
+        for event in self:
+            if not event.event_type_id:
+                event.seats_max = event.seats_max or 0
+            else:
+                event.seats_max = event.event_type_id.seats_max or 0
+
+    @api.depends('event_type_id')
+    def _compute_seats_limited(self):
+        """ Update event configuration from its event type. Depends are set only
+        on event_type_id itself, not its sub fields. Purpose is to emulate an
+        onchange: if event type is changed, update event configuration. Changing
+        event type content itself should not trigger this method. """
+        for event in self:
+            if event.event_type_id.has_seats_limitation != event.seats_limited:
+                event.seats_limited = event.event_type_id.has_seats_limitation
+            if not event.seats_limited:
+                event.seats_limited = False
+
+    @api.depends('event_type_id')
+    def _compute_auto_confirm(self):
+        """ Update event configuration from its event type. Depends are set only
+        on event_type_id itself, not its sub fields. Purpose is to emulate an
+        onchange: if event type is changed, update event configuration. Changing
+        event type content itself should not trigger this method. """
+        for event in self:
+            event.auto_confirm = event.event_type_id.auto_confirm
+
+    @api.depends('event_type_id')
+    def _compute_event_mail_ids(self):
+        """ Update event configuration from its event type. Depends are set only
+        on event_type_id itself, not its sub fields. Purpose is to emulate an
+        onchange: if event type is changed, update event configuration. Changing
+        event type content itself should not trigger this method.
+
+        When synchronizing mails:
+
+          * lines that are not sent and have no registrations linked are remove;
+          * type lines are added;
+        """
+        for event in self:
+            if not event.event_type_id and not event.event_mail_ids:
+                event.event_mail_ids = False
+                continue
+
+            # lines to keep: those with already sent emails or registrations
+            mails_toremove = event._origin.event_mail_ids.filtered(lambda mail: not mail.mail_sent and not(mail.mail_registration_ids))
+            command = [(3, mail.id) for mail in mails_toremove]
+            if event.event_type_id.use_mail_schedule:
+                command += [
+                    (0, 0, {
+                        attribute_name: line[attribute_name] if not isinstance(line[attribute_name], models.BaseModel) else line[attribute_name].id
+                        for attribute_name in self.env['event.type.mail']._get_event_mail_fields_whitelist()
+                    }) for line in event.event_type_id.event_type_mail_ids
+                ]
+            if command:
+                event.event_mail_ids = command
+
+    @api.depends('event_type_id')
+    def _compute_tag_ids(self):
+        """ Update event configuration from its event type. Depends are set only
+        on event_type_id itself, not its sub fields. Purpose is to emulate an
+        onchange: if event type is changed, update event configuration. Changing
+        event type content itself should not trigger this method. """
+        for event in self:
+            if not event.tag_ids and event.event_type_id.tag_ids:
+                event.tag_ids = event.event_type_id.tag_ids
+
+    @api.depends('event_type_id')
+    def _compute_event_ticket_ids(self):
+        """ Update event configuration from its event type. Depends are set only
+        on event_type_id itself, not its sub fields. Purpose is to emulate an
+        onchange: if event type is changed, update event configuration. Changing
+        event type content itself should not trigger this method.
+
+        When synchronizing tickets:
+
+          * lines that have no registrations linked are remove;
+          * type lines are added;
+
+        Note that updating event_ticket_ids triggers _compute_start_sale_date
+        (start_sale_date computation) so ensure result to avoid cache miss.
+        """
+        if self.ids or self._origin.ids:
+            # lines to keep: those with already sent emails or registrations
+            tickets_tokeep_ids = self.env['event.registration'].search(
+                [('event_id', 'in', self.ids or self._origin.ids)]
+            ).event_ticket_id.ids
+        else:
+            tickets_tokeep_ids = []
+        for event in self:
+            if not event.event_type_id and not event.event_ticket_ids:
+                event.event_ticket_ids = False
+                continue
+
+            # lines to keep: those with existing registrations
+            if tickets_tokeep_ids:
+                tickets_toremove = event._origin.event_ticket_ids.filtered(lambda ticket: ticket.id not in tickets_tokeep_ids)
+                command = [(3, ticket.id) for ticket in tickets_toremove]
+            else:
+                command = [(5, 0)]
+            if event.event_type_id.use_ticket:
+                command += [
+                    (0, 0, {
+                        attribute_name: line[attribute_name] if not isinstance(line[attribute_name], models.BaseModel) else line[attribute_name].id
+                        for attribute_name in self.env['event.type.ticket']._get_event_ticket_fields_whitelist()
+                    }) for line in event.event_type_id.event_type_ticket_ids
+                ]
+            event.event_ticket_ids = command
+
+    @api.constrains('seats_max', 'seats_available', 'seats_limited')
+    def _check_seats_limit(self):
+        if any(event.seats_limited and event.seats_max and event.seats_available < 0 for event in self):
+            raise ValidationError(_('No more available seats.'))
+
+    @api.constrains('date_begin', 'date_end')
+    def _check_closing_date(self):
+        for event in self:
+            if event.date_end < event.date_begin:
+                raise ValidationError(_('The closing date cannot be earlier than the beginning date.'))
+
+    @api.depends('name', 'date_begin', 'date_end')
+    def name_get(self):
+        result = []
+        for event in self:
+            date_begin = fields.Datetime.from_string(event.date_begin)
+            date_end = fields.Datetime.from_string(event.date_end)
+            dates = [fields.Date.to_string(fields.Datetime.context_timestamp(event, dt)) for dt in [date_begin, date_end] if dt]
+            dates = sorted(set(dates))
+            result.append((event.id, '%s (%s)' % (event.name, ' - '.join(dates))))
+        return result
+
+    @api.model
+    def _read_group_stage_ids(self, stages, domain, order):
+        return self.env['event.stage'].search([])
+
+    @api.model
+    def create(self, vals):
+        # Temporary fix for ``seats_limited`` and ``date_tz`` required fields
+        vals.update(self._sync_required_computed(vals))
+
+        res = super(EventEvent, self).create(vals)
+        if res.organizer_id:
+            res.message_subscribe([res.organizer_id.id])
+        res.flush()
+        return res
+
+    def write(self, vals):
+        res = super(EventEvent, self).write(vals)
+        if vals.get('organizer_id'):
+            self.message_subscribe([vals['organizer_id']])
+        return res
+
+    @api.returns('self', lambda value: value.id)
+    def copy(self, default=None):
+        self.ensure_one()
+        default = dict(default or {}, name=_("%s (copy)") % (self.name))
+        return super(EventEvent, self).copy(default)
+
+    def _sync_required_computed(self, values):
+        # TODO: See if the change to seats_limited affects this ?
+        """ Call compute fields in cache to find missing values for required fields
+        (seats_limited and date_tz) in case they are not given in values """
+        missing_fields = list(set(['seats_limited', 'date_tz']).difference(set(values.keys())))
+        if missing_fields and values:
+            cache_event = self.new(values)
+            cache_event._compute_seats_limited()
+            cache_event._compute_date_tz()
+            return dict((fname, cache_event[fname]) for fname in missing_fields)
+        else:
+            return {}
+
+    def _set_tz_context(self):
+        self.ensure_one()
+        return self.with_context(tz=self.date_tz or 'UTC')
+
+    def action_set_done(self):
+        """
+        Action which will move the events
+        into the first next (by sequence) stage defined as "Ended"
+        (if they are not already in an ended stage)
+        """
+        first_ended_stage = self.env['event.stage'].search([('pipe_end', '=', True)], order='sequence')
+        if first_ended_stage:
+            self.write({'stage_id': first_ended_stage[0].id})
+
+    def mail_attendees(self, template_id, force_send=False, filter_func=lambda self: self.state != 'cancel'):
+        for event in self:
+            for attendee in event.registration_ids.filtered(filter_func):
+                self.env['mail.template'].browse(template_id).send_mail(attendee.id, force_send=force_send)
+
+    def _get_ics_file(self):
+        """ Returns iCalendar file for the event invitation.
+            :returns a dict of .ics file content for each event
+        """
+        result = {}
+        if not vobject:
+            return result
+
+        for event in self:
+            cal = vobject.iCalendar()
+            cal_event = cal.add('vevent')
+
+            cal_event.add('created').value = fields.Datetime.now().replace(tzinfo=pytz.timezone('UTC'))
+            cal_event.add('dtstart').value = fields.Datetime.from_string(event.date_begin).replace(tzinfo=pytz.timezone('UTC'))
+            cal_event.add('dtend').value = fields.Datetime.from_string(event.date_end).replace(tzinfo=pytz.timezone('UTC'))
+            cal_event.add('summary').value = event.name
+            if event.address_id:
+                cal_event.add('location').value = event.sudo().address_id.contact_address
+
+            result[event.id] = cal.serialize().encode('utf-8')
+        return result
+
+    @api.autovacuum
+    def _gc_mark_events_done(self):
+        """ move every ended events in the next 'ended stage' """
+        ended_events = self.env['event.event'].search([
+            ('date_end', '<', fields.Datetime.now()),
+            ('stage_id.pipe_end', '=', False),
+        ])
+        if ended_events:
+            ended_events.action_set_done()