49 lines
2.1 KiB
Python
49 lines
2.1 KiB
Python
# Copyright 2019 Akretion France (http://www.akretion.com)
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# @author Alexis de Lattre <alexis.delattre@akretion.com>
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
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from odoo import api, fields, models
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from odoo.tools import float_round
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class SaleOrder(models.Model):
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_inherit = 'sale.order'
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payment_line_ids = fields.One2many(
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'account.move.line', 'sale_id', string='Advance Payments',
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readonly=True)
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amount_down_payment = fields.Monetary(
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compute='_compute_amount_down_payment', string='Down Payment Amount')
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# amount_residual : only used to hide 'Register Payment' button
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amount_residual = fields.Monetary(
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compute='_compute_amount_down_payment', string='Residual')
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@api.depends(
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'payment_line_ids.credit', 'payment_line_ids.debit',
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'payment_line_ids.amount_currency', 'payment_line_ids.currency_id',
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'payment_line_ids.date', 'currency_id')
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def _compute_amount_down_payment(self):
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for sale in self:
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down_payment = 0.0
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sale_currency = sale.pricelist_id.currency_id
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if sale_currency == sale.company_id.currency_id:
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for pl in sale.payment_line_ids:
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down_payment -= pl.balance
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else:
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for pl in sale.payment_line_ids:
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if (
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pl.currency_id and
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pl.currency_id == sale_currency and
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pl.amount_currency):
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down_payment -= pl.amount_currency
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else:
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down_payment -= sale.company_id.currency_id._convert(
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pl.balance, sale_currency, sale.company_id,
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pl.date)
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down_payment = float_round(
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down_payment, precision_rounding=sale.currency_id.rounding)
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sale.amount_down_payment = down_payment
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sale.amount_residual = float_round(
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sale.amount_total - down_payment,
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precision_rounding=sale.currency_id.rounding)
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