GOLEM/golem_activity_place/models/golem_activity.py

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# -*- coding: utf-8 -*-
# copyright 2017 fabien bourgeois <fabien@yaltik.com>
#
# this program is free software: you can redistribute it and/or modify
# it under the terms of the gnu affero general public license as
# published by the free software foundation, either version 3 of the
# license, or (at your option) any later version.
#
# this program is distributed in the hope that it will be useful,
# but without any warranty; without even the implied warranty of
# merchantability or fitness for a particular purpose. see the
# gnu affero general public license for more details.
#
# you should have received a copy of the gnu affero general public license
# along with this program. if not, see <http://www.gnu.org/licenses/>.
""" GOLEM Activity Advanced Places management """
from odoo import models, fields, api, _
class GolemActivity(models.Model):
""" GOLEM Activity Advanced Places management """
_inherit = 'golem.activity'
places_min = fields.Integer('Minimum places', default=0,
help='Minimum places to maintain the activity')
is_overbooked = fields.Boolean('Allow overbook?', default=False)
places_overbooked = fields.Integer('Places with overbook', default=0)
@api.multi
@api.depends('places', 'is_overbooked', 'places_overbooked', 'places_used')
def _compute_places_remain(self):
""" Overwrite : computes remaining places """
for activity in self:
if not activity.is_overbooked:
activity.places_remain = activity.places - activity.places_used
else:
activity.places_remain = activity.places_overbooked - activity.places_used
@api.onchange('is_overbooked', 'places')
def onchange_is_overbooked(self):
""" Realtime display for places and overbooked """
for activity in self:
if activity.places and activity.is_overbooked:
if not activity.places_overbooked or \
(activity.places_overbooked < activity.places):
activity.places_overbooked = activity.places + 1
@api.constrains('places', 'places_overbooked')
def _check_places(self):
""" Check integers are signed and overbooked to be superior than
normal places """
for activity in self:
for field in ['places', 'places_overbooked']:
if activity[field] < 0:
emsg = _('Number of places cannot be negative.')
raise models.ValidationError(emsg)
if activity.is_overbooked and \
(activity.places_overbooked <= activity.places):
emsg = _('Overbooked places cannot be inferior than places')
raise models.ValidationError(emsg)