287 lines
13 KiB
Python
287 lines
13 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# Account Invoice Margin module for Odoo
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# Copyright (C) 2015-2016 Akretion (http://www.akretion.com)
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# @author Alexis de Lattre <alexis.delattre@akretion.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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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 Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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from openerp.osv import orm, fields
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import openerp.addons.decimal_precision as dp
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class AccountInvoiceLine(orm.Model):
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_inherit = 'account.invoice.line'
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def _compute_margin(self, cr, uid, ids, name, arg, context=None):
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if context is None:
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context = {}
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res = {}
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# we need an up-to-date price_subtotal
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# We cannot read il.price_subtotal, because it may be out-of-date
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# (I saw that with invoices in foreign currency)
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price_subtotal = self._amount_line(cr, uid, ids, name, arg, context)
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for il in self.browse(cr, uid, ids, context=context):
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standard_price_inv_cur = 0.0
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margin_inv_cur = 0.0
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margin_comp_cur = 0.0
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margin_rate = 0.0
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if (
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il.invoice_id and
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il.invoice_id.type in ('out_invoice', 'out_refund')):
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# it works in _get_current_rate
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# even if we set date = False in context
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# standard_price_inv_cur is in the UoM of the invoice line
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rco = self.pool['res.currency']
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ctx_currency = context.copy()
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if il.invoice_id.date_invoice:
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ctx_currency['date'] = il.invoice_id.date_invoice
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standard_price_inv_cur =\
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rco.compute(
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cr, uid, il.invoice_id.company_id.currency_id.id,
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il.invoice_id.currency_id.id,
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il.standard_price_company_currency,
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context=ctx_currency)
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margin_inv_cur =\
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price_subtotal[il.id] - il.quantity * standard_price_inv_cur
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margin_comp_cur = rco.compute(
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cr, uid, il.invoice_id.currency_id.id,
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il.invoice_id.company_id.currency_id.id,
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margin_inv_cur, context=ctx_currency)
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if price_subtotal[il.id]:
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margin_rate = 100 * margin_inv_cur / price_subtotal[il.id]
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# for a refund, margin should be negative
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# but margin rate should stay positive
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if il.invoice_id.type == 'out_refund':
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margin_inv_cur *= -1
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margin_comp_cur *= -1
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res[il.id] = {
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'standard_price_invoice_currency': standard_price_inv_cur,
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'margin_invoice_currency': margin_inv_cur,
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'margin_company_currency': margin_comp_cur,
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'margin_rate': margin_rate,
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}
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return res
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def _get_lines_from_invoices(self, cr, uid, ids, context=None):
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return self.pool['account.invoice.line'].search(
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cr, uid, [('invoice_id', 'in', ids)], context=context)
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_columns = {
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'standard_price_company_currency': fields.float(
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'Cost Price per Unit in Company Currency', readonly=True,
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digits_compute=dp.get_precision('Product Price'),
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help="Cost price in company currency in the unit of measure "
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"of the invoice line (which may be different from the unit "
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"of measure of the product)."),
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'standard_price_invoice_currency': fields.function(
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_compute_margin, string='Cost Price per Unit in Invoice Currency',
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type='float', readonly=True, multi='il-margin', store={
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'account.invoice.line': (
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lambda self, cr, uid, ids, c={}: ids, [
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'standard_price_company_currency',
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'quantity',
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'price_unit',
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'discount',
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'invoice_line_tax_id'], 10),
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'account.invoice': (
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_get_lines_from_invoices, [
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'type',
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'currency_id',
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'date_invoice',
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'company_id'], 20),
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},
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digits_compute=dp.get_precision('Product Price'),
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help="Cost price in invoice currency in the unit of measure "
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"of the invoice line"),
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'margin_invoice_currency': fields.function(
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_compute_margin, string='Margin in Invoice Currency',
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type='float', readonly=True, multi='il-margin', store={
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'account.invoice.line': (
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lambda self, cr, uid, ids, c={}: ids, [
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'standard_price_company_currency',
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'quantity',
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'price_unit',
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'discount',
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'invoice_line_tax_id'], 10),
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'account.invoice': (
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_get_lines_from_invoices, [
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'type',
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'currency_id',
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'date_invoice',
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'company_id'], 20),
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},
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digits_compute=dp.get_precision('Account')),
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'margin_company_currency': fields.function(
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_compute_margin, type='float',
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string='Margin in Company Currency', readonly=True,
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multi='il-margin', store={
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'account.invoice.line': (
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lambda self, cr, uid, ids, c={}: ids, [
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'standard_price_company_currency',
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'quantity',
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'price_unit',
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'discount',
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'invoice_line_tax_id'], 10),
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'account.invoice': (
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_get_lines_from_invoices, [
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'type',
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'currency_id',
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'date_invoice',
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'company_id'], 20),
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},
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digits_compute=dp.get_precision('Account')),
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'margin_rate': fields.function(
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_compute_margin, type='float',
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string="Margin Rate", readonly=True, multi='il-margin', store={
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'account.invoice.line': (
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lambda self, cr, uid, ids, c={}: ids, [
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'standard_price_company_currency',
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'quantity',
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'price_unit',
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'discount',
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'invoice_line_tax_id'], 10),
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'account.invoice': (
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_get_lines_from_invoices, [
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'type',
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'currency_id',
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'date_invoice',
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'company_id'], 20),
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},
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digits=(16, 2),
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help="Margin rate in percentage of the sale price"),
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}
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# We want to copy standard_price on invoice line for customer
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# invoice/refunds. We can't do that via on_change of product_id,
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# because it is not always played when invoice is created from code
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# => we inherit write/create
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# We write standard_price_company_currency even on supplier invoice/refunds
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# because we don't have access to the 'type' of the invoice
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def create(self, cr, uid, vals, context=None):
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if (
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vals.get('product_id') and
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'standard_price_company_currency' not in vals):
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pp = self.pool['product.product'].browse(
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cr, uid, vals['product_id'], context=context)
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std_price = pp.standard_price
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inv_uom_id = vals.get('uos_id')
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if inv_uom_id and inv_uom_id != pp.uom_id.id:
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std_price = self.pool['product.uom']._compute_price(
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cr, uid, pp.uom_id.id, std_price, inv_uom_id)
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vals['standard_price_company_currency'] = std_price
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return super(AccountInvoiceLine, self).create(
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cr, uid, vals, context=context)
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def write(self, cr, uid, ids, vals, context=None):
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"""This code can seem a bit strange with the super() inside
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the loop, but it is required if we want to support all scenarios,
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including very strange scenarios where you write a uos_id on
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several lines with different products, etc...
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OK, these scenarios will probably never happen, but I prefer
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to make sure that the code is right and works in all
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scenarios
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"""
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if not vals:
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vals = {}
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if isinstance(ids, (int, long)):
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ids = [ids]
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if 'product_id' in vals or 'uos_id' in vals:
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for il in self.browse(cr, uid, ids, context=context):
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if 'product_id' in vals:
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if vals.get('product_id'):
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pp = self.pool['product.product'].browse(
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cr, uid, vals['product_id'], context=context)
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else:
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pp = False
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else:
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pp = il.product_id or False
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# uos_id is NOT a required field
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if 'uos_id' in vals:
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if vals.get('uos_id'):
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inv_uom = self.pool['product.uom'].browse(
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cr, uid, vals['uos_id'], context=context)
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else:
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inv_uom = False
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else:
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inv_uom = il.uos_id or False
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std_price = 0.0
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if pp:
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std_price = pp.standard_price
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if inv_uom and inv_uom != pp.uom_id:
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std_price = self.pool['product.uom']._compute_price(
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cr, uid, pp.uom_id.id, std_price, inv_uom.id)
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vals_line = vals.copy()
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vals_line['standard_price_company_currency'] = std_price
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super(AccountInvoiceLine, self).write(
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cr, uid, [il.id], vals_line, context=context)
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return True
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else:
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return super(AccountInvoiceLine, self).write(
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cr, uid, ids, vals, context=context)
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class AccountInvoice(orm.Model):
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_inherit = 'account.invoice'
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def _compute_margin(self, cr, uid, ids, name, arg, context=None):
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res = {}
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for inv in self.browse(cr, uid, ids, context=context):
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margin_inv_cur = 0.0
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margin_comp_cur = 0.0
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if inv.type in ('out_invoice', 'out_refund'):
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for il in inv.invoice_line:
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margin_inv_cur += il.margin_invoice_currency
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margin_comp_cur += il.margin_company_currency
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res[inv.id] = {
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'margin_invoice_currency': margin_inv_cur,
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'margin_company_currency': margin_comp_cur,
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}
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return res
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def _get_invoices_from_inv_lines(self, cr, uid, ids, context=None):
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return self.pool['account.invoice'].search(
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cr, uid, [('invoice_line', 'in', ids)], context=context)
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_columns = {
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'margin_invoice_currency': fields.function(
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_compute_margin, type='float',
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string='Margin in Invoice Currency',
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readonly=True, multi='inv-margin',
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digits_compute=dp.get_precision('Account'), store={
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'account.invoice': (
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lambda self, cr, uid, ids, c={}: ids, [
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'type', 'currency_id'], 10),
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'account.invoice.line': (
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_get_invoices_from_inv_lines, [
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'margin_company_currency'], 20),
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}),
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'margin_company_currency': fields.function(
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_compute_margin, type='float',
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string='Margin in Company Currency',
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readonly=True, multi='inv-margin',
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digits_compute=dp.get_precision('Account'), store={
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'account.invoice': (
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lambda self, cr, uid, ids, c={}: ids, [
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'type', 'currency_id'], 10),
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'account.invoice.line': (
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_get_invoices_from_inv_lines, [
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'margin_company_currency'], 20),
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}),
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}
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