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114 lines
4.5 KiB
Python
114 lines
4.5 KiB
Python
# Copyright 2016 ACSONE SA/NV (<https://acsone.eu>)
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# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
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from flectra import api, fields, models
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from flectra.tools.translate import _
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from flectra.exceptions import ValidationError
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from dateutil.rrule import (rrule,
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YEARLY,
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MONTHLY,
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WEEKLY,
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DAILY)
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from dateutil.relativedelta import relativedelta
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class DateRangeGenerator(models.TransientModel):
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_name = 'date.range.generator'
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_description = 'Date Range Generator'
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@api.model
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def _default_company(self):
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return self.env['res.company']._company_default_get('date.range')
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name_prefix = fields.Char('Range name prefix', required=True)
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date_start = fields.Date(strint='Start date', required=True)
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type_id = fields.Many2one(
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comodel_name='date.range.type', string='Type', required=True,
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domain="['|', ('company_id', '=', company_id), "
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"('company_id', '=', False)]", ondelete='cascade')
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company_id = fields.Many2one(
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comodel_name='res.company', string='Company',
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default=_default_company)
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unit_of_time = fields.Selection([
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(YEARLY, 'years'),
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(MONTHLY, 'months'),
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(WEEKLY, 'weeks'),
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(DAILY, 'days')], required=True)
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duration_count = fields.Integer('Duration', required=True)
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count = fields.Integer(
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string="Number of ranges to generate", required=True)
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parent_id = fields.Many2one(
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comodel_name='date.range', string="Parent", index=1)
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@api.multi
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def _compute_date_ranges(self):
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self.ensure_one()
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vals = rrule(freq=self.unit_of_time, interval=self.duration_count,
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dtstart=fields.Date.from_string(self.date_start),
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count=self.count+1)
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vals = list(vals)
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date_ranges = []
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count_digits = len(str(self.count))
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for idx, dt_start in enumerate(vals[:-1]):
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date_start = fields.Date.to_string(dt_start.date())
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# always remove 1 day for the date_end since range limits are
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# inclusive
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dt_end = vals[idx+1].date() - relativedelta(days=1)
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date_end = fields.Date.to_string(dt_end)
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date_ranges.append({
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'name': '%s%0*d' % (
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self.name_prefix, count_digits, idx + 1),
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'date_start': date_start,
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'date_end': date_end,
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'type_id': self.type_id.id,
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'company_id': self.company_id.id,
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'parent_id': self.parent_id.id})
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return date_ranges
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@api.onchange('company_id')
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def _onchange_company_id(self):
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if self.company_id and self.type_id.company_id and \
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self.type_id.company_id != self.company_id:
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self._cache.update(
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self._convert_to_cache({'type_id': False}, update=True))
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@api.multi
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@api.constrains('company_id', 'type_id')
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def _check_company_id_type_id(self):
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for rec in self.sudo():
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if rec.company_id and rec.type_id.company_id and\
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rec.company_id != rec.type_id.company_id:
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raise ValidationError(
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_('The Company in the Date Range Generator and in '
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'Date Range Type must be the same.'))
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@api.multi
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def action_apply(self):
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date_ranges = self._compute_date_ranges()
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if date_ranges:
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for dr in date_ranges:
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self.env['date.range'].create(dr)
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return self.env['ir.actions.act_window'].for_xml_id(
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module='date_range', xml_id='date_range_action')
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@api.multi
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@api.onchange('type_id', 'date_start')
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def onchange_type_id(self):
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self.ensure_one()
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date_range = self.env['date.range']
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domain = []
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if self.type_id:
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domain.append(('type_id', '=', self.type_id.parent_type_id.id))
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if self.date_start:
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domain.append('|')
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domain.append(('date_start', '<=', self.date_start))
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domain.append(('date_start', '=', False))
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if domain:
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# If user did not select a parent already, autoselect the last
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# (ordered by date_start) or only parent that applies.
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if self.type_id and self.date_start and not self.parent_id:
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possible_parent = date_range.search(
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domain, limit=1, order='date_start desc')
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self.parent_id = possible_parent # can be empty!
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return {'domain': {'parent_id': domain}}
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