170 lines
7.4 KiB
Python
170 lines
7.4 KiB
Python
# -*- encoding: 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 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 import models, fields, api
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import openerp.addons.decimal_precision as dp
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class AccountInvoiceLine(models.Model):
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_inherit = 'account.invoice.line'
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standard_price_company_currency = fields.Float(
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string='Cost Price in Company Currency', readonly=True,
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digits=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.Float(
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string='Cost Price in Invoice Currency', readonly=True,
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compute='_compute_margin', store=True,
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digits=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.Float(
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string='Margin in Invoice Currency', readonly=True, store=True,
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compute='_compute_margin',
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digits=dp.get_precision('Account'))
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margin_company_currency = fields.Float(
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string='Margin in Company Currency', readonly=True, store=True,
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compute='_compute_margin',
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digits=dp.get_precision('Account'))
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margin_rate = fields.Float(
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string="Margin Rate", readonly=True, store=True,
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compute='_compute_margin',
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digits=(16, 2), help="Margin rate in percentage of the sale price")
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@api.one
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@api.depends(
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'standard_price_company_currency', 'invoice_id.currency_id',
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'invoice_id.type', 'invoice_id.company_id',
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'invoice_id.date_invoice', 'quantity', 'price_subtotal')
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def _compute_margin(self):
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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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self.invoice_id and
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self.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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standard_price_inv_cur =\
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self.invoice_id.company_id.currency_id.with_context(
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date=self.invoice_id.date_invoice).compute(
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self.standard_price_company_currency,
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self.invoice_id.currency_id)
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margin_inv_cur =\
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self.price_subtotal - self.quantity * standard_price_inv_cur
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margin_comp_cur = self.invoice_id.currency_id.with_context(
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date=self.invoice_id.date_invoice).compute(
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margin_inv_cur, self.invoice_id.company_id.currency_id)
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if self.price_subtotal:
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margin_rate = 100 * margin_inv_cur / self.price_subtotal
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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 self.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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self.standard_price_invoice_currency = standard_price_inv_cur
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self.margin_invoice_currency = margin_inv_cur
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self.margin_company_currency = margin_comp_cur
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self.margin_rate = margin_rate
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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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@api.model
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def create(self, vals):
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if vals.get('product_id'):
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pp = self.env['product.product'].browse(vals['product_id'])
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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.env['product.uom']._compute_price(
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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(vals)
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@api.multi
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def write(self, vals):
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if not vals:
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vals = {}
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if 'product_id' in vals or 'uos_id' in vals:
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for il in self:
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if 'product_id' in vals:
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if vals.get('product_id'):
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pp = self.env['product.product'].browse(
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vals['product_id'])
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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.env['product.uom'].browse(
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vals['uos_id'])
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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.env['product.uom']._compute_price(
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pp.uom_id.id, std_price, inv_uom.id)
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il.write({'standard_price_company_currency': std_price})
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return super(AccountInvoiceLine, self).write(vals)
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class AccountInvoice(models.Model):
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_inherit = 'account.invoice'
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margin_invoice_currency = fields.Float(
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string='Margin in Invoice Currency',
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readonly=True, compute='_compute_margin', store=True,
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digits=dp.get_precision('Account'))
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margin_company_currency = fields.Float(
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string='Margin in Company Currency',
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readonly=True, compute='_compute_margin', store=True,
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digits=dp.get_precision('Account'))
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@api.one
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@api.depends(
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'type',
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'invoice_line.margin_invoice_currency',
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'invoice_line.margin_company_currency')
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def _compute_margin(self):
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margin_inv_cur = 0.0
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margin_comp_cur = 0.0
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if self.type in ('out_invoice', 'out_refund'):
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for il in self.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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self.margin_invoice_currency = margin_inv_cur
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self.margin_company_currency = margin_comp_cur
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