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65 lines
2.3 KiB
Python
65 lines
2.3 KiB
Python
# Copyright 2019 Tecnativa - Vicent Cubells
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# Copyright 2019 Tecnativa - Carlos Dauden
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# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
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from dateutil.relativedelta import relativedelta
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from odoo import fields, models
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import odoo.addons.decimal_precision as dp
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class ContractPriceRevisionWizard(models.TransientModel):
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""" Update contract price based on percentage variation """
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_name = 'contract.price.revision.wizard'
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_description = "Wizard to update price based on percentage variation"
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date_start = fields.Date(
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required=True,
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)
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date_end = fields.Date()
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variation_percent = fields.Float(
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digits=dp.get_precision('Product Price'),
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required=True,
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string='Variation %',
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)
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def action_apply(self):
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ContractLine = self.env['contract.line']
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active_ids = self.env.context.get('active_ids')
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contracts = self.env['contract.contract'].browse(active_ids)
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for line in self._get_contract_lines_to_revise(contracts):
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line.update({
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'date_end': self.date_start - relativedelta(days=1),
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})
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new_vals = line.copy_data({
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'date_start': self.date_start,
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'date_end': self.date_end,
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'predecessor_contract_line_id': line.id,
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'price_unit': line.price_unit * (
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1.0 + self.variation_percent / 100.0),
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})[0]
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tmp_line = ContractLine.new(new_vals)
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tmp_line._onchange_date_start()
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new_line = ContractLine.create(
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tmp_line._convert_to_write(tmp_line._cache))
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line.update({
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'successor_contract_line_id': new_line.id,
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})
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action = self.env['ir.actions.act_window'].for_xml_id(
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'contract', 'action_customer_contract')
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action['domain'] = [('id', 'in', active_ids)]
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return action
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def _get_contract_lines_to_revise(self, contracts):
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self.ensure_one()
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to_revise = (
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contracts.mapped("contract_line_ids")
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.filtered(
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lambda x: not x.automatic_price
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and not x.successor_contract_line_id
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and x.recurring_next_date
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and (not x.date_end or x.date_end >= self.date_start)
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)
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)
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return to_revise
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