golem/golem_resource/models/golem_resource.py

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# -*- coding: utf-8 -*-
2018-02-18 07:27:32 +01:00
# Copyright 2018 Youssef El Ouahby <youssef@yaltik.com>
# Copyright 2018 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 Resources management """
from math import modf
from odoo import models, fields, api, _
from odoo.exceptions import UserError, ValidationError
class GolemResource(models.Model):
""" GOLEM Resource Model """
_name = 'golem.resource'
_description = 'GOLEM Resource Model'
name = fields.Char(required=True, index=True)
active = fields.Boolean(default=True)
validation_required = fields.Boolean(default=True,
string='Is validation required ?')
type_id = fields.Many2one('golem.resource.type',
index=True, string='Resource Type')
supervisor_id = fields.Many2one('res.partner', index=True, string='Supervisor')
product_tmpl_id = fields.Many2one('product.template', index=True,
string='Linked product')
avaibility_start = fields.Date(required=True, string='Availibility start date')
avaibility_stop = fields.Date(required=True, string='Availibility stop date')
timetable_ids = fields.One2many('golem.resource.timetable', 'resource_id',
string='Availibility timetable')
reservation_ids = fields.One2many('golem.resource.reservation', 'resource_id',
string='Reservations')
@api.multi
def active_toggle(self):
""" Toggles active boolean """
for resource in self:
resource.active = not resource.active
class GolemResourceReservation(models.Model):
""" GOLEM Resource Reservation Model """
_name = 'golem.resource.reservation'
_description = 'GOLEM Reservation Model'
name = fields.Char(compute='_compute_name', store=True)
# TODO: handle multiple days reservation
date = fields.Date(required=True, index=True)
hour_start = fields.Float('Start hour', required=True)
hour_stop = fields.Float('Stop hour', required=True)
date_start = fields.Datetime(compute='_compute_date_start', store=True, index=True)
date_stop = fields.Datetime(compute='_compute_date_stop', store=True, index=True)
resource_id = fields.Many2one('golem.resource', required=True, index=True,
string='Resource')
user_id = fields.Many2one('res.users', required=True, index=True,
string='User',
default=lambda self: self.env.user)
partner_id = fields.Many2one('res.partner', string='On behalf of',
required=True, index=True)
status = fields.Selection([
('draft', 'Draft'),
('confirmed', 'Confirmed'),
('canceled', 'Canceled'),
('validated', 'Validated'),
('rejected', 'Rejected'),
], default='draft')
rejection_reason = fields.Text()
@api.depends('resource_id', 'date')
def _compute_name(self):
""" Computes reservation name """
for reservation in self:
reservation.name = u'{}/{}'.format(reservation.resource_id.name,
reservation.date)
@api.depends('date', 'hour_start')
def _compute_date_start(self):
""" Computes Date start """
for reservation in self:
hour_start, minute_start = modf(reservation.hour_start)
minute_start = int(round(minute_start * 60))
reservation.date_start = u'{} {}:{}'.format(reservation.date,
hour_start, minute_start)
@api.depends('date', 'hour_stop')
def _compute_date_stop(self):
""" Computes Date stop """
for reservation in self:
hour_stop, minute_stop = modf(reservation.hour_stop)
minute_stop = int(round(minute_stop * 60))
reservation.date_stop = u'{} {}:{}'.format(reservation.date,
hour_stop, minute_stop)
@api.multi
def status_draft(self):
""" Status to draft """
self.write({'status': 'draft'})
@api.multi
def status_confirm(self):
""" Confirms reservation, or validates it if not workflow is involved """
for reservation in self:
if reservation.resource_id.validation_required:
reservation.status = 'confirmed'
else:
reservation.status_validated()
@api.multi
def status_canceled(self):
""" Status to cancel """
self.write({'status': 'canceled'})
@api.multi
def status_validated(self):
""" Status to validated """
self.write({'status': 'validated'})
@api.multi
def status_rejected(self):
""" Wizard call for reservation reject """
self.ensure_one()
reservation_id = self[0]
return {'name' : _('Please enter the rejection reason'),
'type' : 'ir.actions.act_window',
'res_model' : 'golem.reservation.rejection.wizard',
'context': {'default_reservation_id': reservation_id.id},
'view_mode': 'form',
'target': 'new'}
@api.constrains('status')
def check_confirmed(self):
""" Check date coherence on reservation confirmation """
for reservation in self:
if reservation.status == 'confirmed':
# Check is reservation is not taking place out of the resource avaibility period
if reservation.date < reservation.resource_id.avaibility_start or \
reservation.date > reservation.resource_id.avaibility_stop:
uerr = _('Not allowed, the resource is not available in '
'this period, please choose another périod before '
'confirming')
raise UserError(uerr)
# Check if reservation is not taking place out the avaibility timetables
is_day_allowed = False
for timetable in reservation.resource_id.timetable_ids:
# Check for the time according to resource timetable avaibility
date = fields.Datetime.from_string(reservation.date)
if int(timetable.weekday) == date.weekday():
is_day_allowed = True
if reservation.hour_start < timetable.date_start or \
reservation.hour_stop > timetable.date_stop:
uerr = _('Not allowed, the resource is not available '
'during this period, please choose another '
'time before confirming.')
raise UserError(uerr)
if not is_day_allowed:
uerr = _('Not allowed, the resource is not available '
'this day. Please choose another date.')
raise UserError(uerr)
# Check if the resource is already taken during this period
# PERF : check the date, not iterate over all reservations
domain = [('resource_id', '=', reservation.resource_id.id),
('date', '=', reservation.date),
('status', '=', 'confirmed'),
('id', '!=', reservation.id)]
reservations = self.env['golem.resource.reservation'].search(domain)
for other_res in reservations:
if (other_res.hour_start < reservation.hour_start < other_res.hour_stop) or \
(other_res.hour_start < reservation.hour_stop < other_res.hour_stop):
uerr = _('Not allowed, the resource is already taken '
'during this period : from {} to {} this day, '
'please choose another périod before confirming.')
raise UserError(uerr.format(reservation.date_start,
reservation.date_stop))
# Finally, validate the reservation if all checks have passed
if reservation.resource_id.validation_required:
reservation.status = 'validated'
class GolemResourceType(models.Model):
""" GOLEM Resource Type """
_name = 'golem.resource.type'
_description = 'GOLEM Resource Type'
_sql_constraints = [('golem_resource_type_name_uniq',
'UNIQUE (name)',
'Resource type must be unique.')]
name = fields.Char(string='Resource Type', required=True, index=True)
class GolemTimetable(models.Model):
""" Golem Timetable """
_name = "golem.resource.timetable"
_description = "Golem Timetable"
_rec_name = 'weekday'
resource_id = fields.Many2one('golem.resource', required=True,
string='Linked resource')
weekday = fields.Selection([('0', _('Monday')),
('1', _('Tuesday')),
('2', _('Wednesday')),
('3', _('Thursday')),
('4', _('Friday')),
('5', _('Saturday')),
('6', _('Sunday'))], copy=False)
time_start = fields.Float(required=True, string='Start')
time_stop = fields.Float(required=True, string='Stop')
@api.constrains('time_start', 'time_stop')
def _check_time_consistency(self):
for timetable in self:
if timetable.time_stop < timetable.time_start:
raise ValidationError(_('End time should be after than start time'))