server-ux/date_range/models/date_range.py
2024-05-03 11:21:24 +02:00

108 lines
3.6 KiB
Python

# Copyright 2016 ACSONE SA/NV (<http://acsone.eu>)
# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl).
from flectra import _, api, fields, models
from flectra.exceptions import ValidationError
class DateRange(models.Model):
_name = "date.range"
_description = "Date Range"
_order = "type_name, date_start"
_check_company_auto = True
@api.model
def _default_company(self):
return self.env.company
name = fields.Char(required=True, translate=True)
date_start = fields.Date(string="Start date", required=True)
date_end = fields.Date(string="End date", required=True)
type_id = fields.Many2one(
comodel_name="date.range.type",
string="Type",
index=1,
required=True,
ondelete="restrict",
domain="['|', ('company_id', '=', company_id), ('company_id', '=', False)]",
check_company=True,
)
type_name = fields.Char(related="type_id.name", store=True, string="Type Name")
company_id = fields.Many2one(
comodel_name="res.company", string="Company", index=1, default=_default_company
)
active = fields.Boolean(
help="The active field allows you to hide the date range without "
"removing it.",
compute="_compute_active",
readonly=False,
store=True,
)
_sql_constraints = [
(
"date_range_uniq",
"unique (name,type_id, company_id)",
"A date range must be unique per company !",
)
]
@api.depends("type_id.active")
def _compute_active(self):
for date in self:
if date.type_id.active:
date.active = True
else:
date.active = False
@api.constrains("type_id", "date_start", "date_end", "company_id")
def _validate_range(self):
for this in self:
if this.date_start > this.date_end:
raise ValidationError(
_("%(name)s is not a valid range (%(date_start)s > %(date_end)s)")
% {
"name": this.name,
"date_start": this.date_start,
"date_end": this.date_end,
}
)
if this.type_id.allow_overlap:
continue
# here we use a plain SQL query to benefit of the daterange
# function available in PostgresSQL
# (http://www.postgresql.org/docs/current/static/rangetypes.html)
SQL = """
SELECT
id
FROM
date_range dt
WHERE
DATERANGE(dt.date_start, dt.date_end, '[]') &&
DATERANGE(%s::date, %s::date, '[]')
AND dt.id != %s
AND dt.active
AND dt.company_id = %s
AND dt.type_id=%s;"""
self.env.cr.execute(
SQL,
(
this.date_start,
this.date_end,
this.id,
this.company_id.id or None,
this.type_id.id,
),
)
res = self.env.cr.fetchall()
if res:
dt = self.browse(res[0][0])
raise ValidationError(
_("%(thisname)s overlaps %(dtname)s")
% {"thisname": this.name, "dtname": dt.name}
)
def get_domain(self, field_name):
self.ensure_one()
return [(field_name, ">=", self.date_start), (field_name, "<=", self.date_end)]