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195 lines
9.7 KiB
195 lines
9.7 KiB
# -*- coding: utf-8 -*-
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#############################################################################
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#
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# Cybrosys Technologies Pvt. Ltd.
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# Copyright (C) 2024-TODAY Cybrosys Technologies(<https://www.cybrosys.com>)
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# Author: Ayana KP(odoo@cybrosys.com)
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#
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# You can modify it under the terms of the GNU LESSER
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# GENERAL PUBLIC LICENSE (LGPL v3), Version 3.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU LESSER GENERAL PUBLIC LICENSE (LGPL v3) for more details.
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#
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# You should have received a copy of the GNU LESSER GENERAL PUBLIC LICENSE
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# (LGPL v3) along with this program.
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# If not, see <http://www.gnu.org/licenses/>.
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#
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#############################################################################
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import math
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from dateutil import relativedelta
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from odoo import api, fields, models, _
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from odoo.exceptions import ValidationError
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class AccountMoves(models.Model):
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""" Extending model Invoice model to compute the interest amount for
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overdue invoices based on the chosen payment term configurations."""
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_inherit = "account.move"
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interest_amount = fields.Monetary(string='Interest Amount', readonly=True,
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help='The amount of interest accrued.')
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interest_overdue_act = fields.Boolean(related="invoice_payment_term_id"
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".interest_overdue_act",
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help='Flag indicating whether overdue interest is active.')
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interest_calculated_period = fields.Char(string="Interest calculated date",
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help='The date when interest was calculated.')
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interest_type = fields.Selection(related="invoice_payment_term_id"
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".interest_type",
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help='The type of interest applied.')
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interest_percentage = fields.Float(related="invoice_payment_term_id"
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".interest_percentage",
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help='The percentage rate of interest applied.')
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def get_period_time(self, today_date):
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""" Compute period duration based on Interest duration type. """
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self.ensure_one()
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r_obj = relativedelta. \
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relativedelta(today_date, self.invoice_date_due)
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if self.invoice_payment_term_id.interest_type == 'monthly':
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period = (r_obj.years * 12) + r_obj.months
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if r_obj and r_obj.days > 0:
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period = period + 1
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elif self.invoice_payment_term_id.interest_type == 'weekly':
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period = math.ceil(
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(today_date - self.invoice_date_due).days / 7)
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else:
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period = (today_date - self.invoice_date_due).days
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return period
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def action_interest_compute(self):
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""" Action for computing Interest amount based on the chosen payment
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term configurations"""
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today_date = fields.Date.today()
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for rec in self:
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if rec.invoice_date_due \
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and rec.invoice_date_due < fields.Date.today() \
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and rec.state == 'draft' \
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and rec.move_type == 'out_invoice' \
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and rec.interest_overdue_act \
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and rec.invoice_payment_term_id.interest_percentage > 0:
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period = rec.get_period_time(today_date)
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if rec.invoice_payment_term_id.interest_type == 'monthly':
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if rec.interest_calculated_period \
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and rec.interest_calculated_period == str(period) \
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+ "-m":
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raise ValidationError(_('Your payment term is '
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'monthly, and you can update '
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'it only once in a month.'))
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rec.interest_calculated_period = str(period) + "-m"
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elif rec.invoice_payment_term_id.interest_type == 'weekly':
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if rec.interest_calculated_period \
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and rec.interest_calculated_period == str(period) \
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+ "-w":
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raise ValidationError(_('Your payment term is weekly, '
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'and you can update it only '
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'once in a week.'))
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rec.interest_calculated_period = str(period) + "-w"
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else:
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if rec.interest_calculated_period \
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and rec.interest_calculated_period == str(period) \
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+ "-d":
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raise ValidationError(_('Your payment term is daily, '
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'and you can update it only '
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'once in a day.'))
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rec.interest_calculated_period = str(period) + "-d"
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interest_line = rec.invoice_line_ids.search(
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[('name', '=', 'Interest Amount for Overdue'),
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('move_id', '=', rec.id)],
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limit=1)
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if interest_line:
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rec.invoice_line_ids = ([(2, interest_line.id, 0)])
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rec.interest_amount = rec.amount_total * rec \
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.invoice_payment_term_id.interest_percentage * period / 100
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vals = {'name': 'Interest Amount for Overdue',
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'price_unit': rec.interest_amount,
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'quantity': 1,
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}
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if rec.invoice_payment_term_id.interest_account_id:
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vals.update({
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'account_id': rec.invoice_payment_term_id
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.interest_account_id.id})
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if rec.interest_amount > 0:
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rec.invoice_line_ids = ([(0, 0, vals)])
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elif rec.interest_amount > 0:
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rec.action_interest_reset()
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def _get_interest_check(self):
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""" Method for Interest computation via scheduled action """
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today_date = fields.Date.today()
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for rec in self.sudo().search([('state', '=', 'draft')]):
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if rec.invoice_date_due and rec.invoice_date_due < today_date \
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and rec.state == 'draft' \
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and rec.move_type == 'out_invoice' \
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and rec.interest_overdue_act \
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and rec.invoice_payment_term_id.interest_percentage > 0:
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period = rec.get_period_time(today_date)
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if rec.invoice_payment_term_id.interest_type == 'monthly':
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if rec.interest_calculated_period \
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and rec.interest_calculated_period == str(period) \
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+ "-m":
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continue
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rec.interest_calculated_period = str(period) + "-m"
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elif rec.invoice_payment_term_id.interest_type == 'weekly':
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if rec.interest_calculated_period \
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and rec.interest_calculated_period == str(period) \
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+ "-w":
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continue
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rec.interest_calculated_period = str(period) + "-w"
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else:
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if rec.interest_calculated_period \
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and rec.interest_calculated_period == str(period) \
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+ "-d":
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continue
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rec.interest_calculated_period = str(period) + "-d"
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interest_line = rec.invoice_line_ids.search(
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[('name', '=', 'Interest Amount for Overdue'),
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('move_id', '=', rec.id)], limit=1)
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if interest_line:
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rec.invoice_line_ids = ([(2, interest_line.id, 0)])
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rec.interest_amount = rec.amount_total * rec \
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.invoice_payment_term_id.interest_percentage * period / 100
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vals = {'name': 'Interest Amount for Overdue',
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'price_unit': rec.interest_amount,
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'quantity': 1,
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}
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if rec.invoice_payment_term_id.interest_account_id:
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vals.update({
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'account_id': rec.invoice_payment_term_id.
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interest_account_id.id})
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if rec.interest_amount > 0:
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rec.invoice_line_ids = ([(0, 0, vals)])
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elif rec.interest_amount > 0:
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rec.action_interest_reset()
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def action_interest_reset(self):
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"""Method for resetting the interest lines and Interest amount in
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Invoice"""
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self.interest_amount = 0
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interest_line = self.invoice_line_ids.search(
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[('name', '=', 'Interest Amount for Overdue'),
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('move_id', '=', self.id)], limit=1)
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if interest_line:
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self.invoice_line_ids = ([(2, interest_line.id, 0)])
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self.interest_calculated_period = False
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@api.onchange('invoice_payment_term_id', 'invoice_line_ids',
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'invoice_date_due')
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def _onchange_invoice_payment_term_id(self):
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"""Method for removing interest from Invoice when user changes dependent
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values of interest."""
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for rec in self:
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if rec.move_type == 'out_invoice':
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rec.interest_amount = 0
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interest_line = rec.invoice_line_ids.search(
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[('name', '=', 'Interest Amount for Overdue')], limit=1)
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if interest_line:
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rec.invoice_line_ids = ([(2, interest_line.id, 0)])
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rec.interest_calculated_period = False
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return
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