GOLEM/golem_season/models/golem_season.py

115 lines
5.3 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2016 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 Season management """
from odoo import models, fields, api, _
class GolemSeason(models.Model):
""" GOLEM Season """
_name = 'golem.season'
_description = 'GOLEM Season'
_order = 'date_start desc'
_sql_constraints = [('golem_season_name_uniq', 'UNIQUE (name)',
_('This season name has already been used.'))]
name = fields.Char('Season name', copy=False, required=True)
membership_id = fields.Many2one('product.template', 'Membership type',
domain=[('membership', '=', True)])
member_counter = fields.Integer('Counter for member number generation',
readonly=True, default=1)
date_start = fields.Date('Period start')
date_end = fields.Date('Period end')
@api.onchange('membership_id')
def _onchange_season_dates(self):
""" Sets defaults dates according to membership type """
for season in self:
if season.membership_id and not season.date_start:
season.update({
'date_start': season.membership_id.membership_date_from,
'date_end': season.membership_id.membership_date_to
})
@api.constrains('date_start', 'date_end')
def _check_period(self):
""" Check if end date if after start date and if there is no conflict
with existing periods """
for season in self:
if season.date_start or season.date_end:
if season.date_start and not season.date_end:
raise models.ValidationError(_('The date end is required'))
elif season.date_end and not season.date_start:
raise models.ValidationError(_('The date start is required'))
if season.date_start > season.date_end:
raise models.ValidationError(_('Start of the period cannot be '
'after end of the period.'))
seasons = self.env['golem.season'].search([])
for eachs in seasons:
if eachs.date_start < season.date_start < eachs.date_end:
msg = _(u'Start of the period is in range of an '
'existing period.')
raise models.ValidationError(msg)
if eachs.date_start < season.date_end < eachs.date_end:
msg = _(u'End of the period is in range of an '
'existing period.')
raise models.ValidationError(msg)
if season.date_start < eachs.date_start < season.date_end:
msg = _(u'Current period cannot be included into '
'another existing period.')
raise models.ValidationError(msg)
is_default = fields.Boolean('Default season for views?', readonly=True)
@api.multi
def do_default_season(self):
""" is_default on and ensure that only one is_default is active. Also
recomputes is_current for members and activities. For simplicity use a
magic trick around registry rather than double inheritance """
self.ensure_one()
old_default_season = self.search([('is_default', '=', True)])
if old_default_season:
old_default_season.is_default = False
self.is_default = True
if 'golem.member' in self.env.registry:
all_members = self.env['golem.member'].search([])
all_members.compute_is_current()
conf = self.env['ir.config_parameter']
if conf.get_param('golem_numberconfig_isautomatic') == '1' and \
conf.get_param('golem_numberconfig_isperseason') == '1':
all_members.generate_number()
if 'golem.activity' in self.env.registry:
self.env['golem.activity'].search([]).compute_is_current()
@api.model
@api.returns('self', lambda rec: rec.id)
def create(self, values):
""" If the season if the first one created, it must be by default """
if self.search_count([]) == 0:
values['is_default'] = True
return super(GolemSeason, self).create(values)
@api.multi
def unlink(self):
""" Forbids default season removal """
for season in self:
if season.is_default:
emsg = _('You can\'t delete the default season')
raise models.ValidationError(emsg)
else:
return super(GolemSeason, self).unlink()