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