flectra/addons/sale_stock/models/account_invoice.py

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# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from odoo import fields, models
class AccountInvoice(models.Model):
_inherit = 'account.invoice'
incoterms_id = fields.Many2one('stock.incoterms', string="Incoterms",
help="Incoterms are series of sales terms. They are used to divide transaction costs and responsibilities between buyer and seller and reflect state-of-the-art transportation practices.",
readonly=True, states={'draft': [('readonly', False)]})
class AccountInvoiceLine(models.Model):
_inherit = "account.invoice.line"
def _get_anglo_saxon_price_unit(self):
price_unit = super(AccountInvoiceLine,self)._get_anglo_saxon_price_unit()
# in case of anglo saxon with a product configured as invoiced based on delivery, with perpetual
# valuation and real price costing method, we must find the real price for the cost of good sold
if self.product_id.invoice_policy == "delivery":
for s_line in self.sale_line_ids:
# qtys already invoiced
qty_done = sum([x.uom_id._compute_quantity(x.quantity, x.product_id.uom_id) for x in s_line.invoice_lines if x.invoice_id.state in ('open', 'paid')])
quantity = self.uom_id._compute_quantity(self.quantity, self.product_id.uom_id)
# Put moves in fixed order by date executed
moves = self.env['stock.move']
moves |= s_line.move_ids
moves.sorted(lambda x: x.date)
# Go through all the moves and do nothing until you get to qty_done
# Beyond qty_done we need to calculate the average of the price_unit
# on the moves we encounter.
average_price_unit = self._compute_average_price(qty_done, quantity, moves)
price_unit = average_price_unit or price_unit
price_unit = self.product_id.uom_id._compute_price(price_unit, self.uom_id)
return price_unit
def _compute_average_price(self, qty_done, quantity, moves):
average_price_unit = 0
qty_delivered = 0
invoiced_qty = 0
for move in moves:
if move.state != 'done':
continue
invoiced_qty += move.product_qty
if invoiced_qty <= qty_done:
continue
qty_to_consider = move.product_qty
if invoiced_qty - move.product_qty < qty_done:
qty_to_consider = invoiced_qty - qty_done
qty_to_consider = min(qty_to_consider, quantity - qty_delivered)
qty_delivered += qty_to_consider
average_price_unit = (average_price_unit * (qty_delivered - qty_to_consider) + (-1 * move.price_unit) * qty_to_consider) / qty_delivered
if qty_delivered == quantity:
break
return average_price_unit