flectra/addons/sale/wizard/sale_make_invoice_advance.py
2018-07-13 09:26:56 +00:00

184 lines
8.5 KiB
Python

# -*- coding: utf-8 -*-
# Part of Odoo, Flectra. See LICENSE file for full copyright and licensing details.
import time
from flectra import api, fields, models, _
from flectra.addons import decimal_precision as dp
from flectra.exceptions import UserError
class SaleAdvancePaymentInv(models.TransientModel):
_name = "sale.advance.payment.inv"
_description = "Sales Advance Payment Invoice"
@api.model
def _count(self):
return len(self._context.get('active_ids', []))
@api.model
def _get_advance_payment_method(self):
if self._count() == 1:
sale_obj = self.env['sale.order']
order = sale_obj.browse(self._context.get('active_ids'))[0]
if all([line.product_id.invoice_policy == 'order' for line in order.order_line]) or order.invoice_count:
return 'all'
return 'delivered'
@api.model
def _default_product_id(self):
product_id = self.env['ir.config_parameter'].sudo().get_param('sale.default_deposit_product_id')
return self.env['product.product'].browse(int(product_id))
@api.model
def _default_deposit_account_id(self):
return self._default_product_id().property_account_income_id
@api.model
def _default_deposit_taxes_id(self):
return self._default_product_id().taxes_id
advance_payment_method = fields.Selection([
('delivered', 'Invoiceable lines'),
('all', 'Invoiceable lines (deduct down payments)'),
('percentage', 'Down payment (percentage)'),
('fixed', 'Down payment (fixed amount)')
], string='What do you want to invoice?', default=_get_advance_payment_method, required=True)
product_id = fields.Many2one('product.product', string='Down Payment Product', domain=[('type', '=', 'service')],
default=_default_product_id)
count = fields.Integer(default=_count, string='# of Orders')
amount = fields.Float('Down Payment Amount', digits=dp.get_precision('Account'), help="The amount to be invoiced in advance, taxes excluded.")
deposit_account_id = fields.Many2one("account.account", string="Income Account", domain=[('deprecated', '=', False)],
help="Account used for deposits", default=_default_deposit_account_id)
deposit_taxes_id = fields.Many2many("account.tax", string="Customer Taxes", help="Taxes used for deposits", default=_default_deposit_taxes_id)
@api.onchange('advance_payment_method')
def onchange_advance_payment_method(self):
if self.advance_payment_method == 'percentage':
return {'value': {'amount': 0}}
return {}
@api.multi
def _create_invoice(self, order, so_line, amount):
inv_obj = self.env['account.invoice']
ir_property_obj = self.env['ir.property']
account_id = False
if self.product_id.id:
account_id = self.product_id.property_account_income_id.id or self.product_id.categ_id.property_account_income_categ_id.id
if not account_id:
inc_acc = ir_property_obj.get('property_account_income_categ_id', 'product.category')
account_id = order.fiscal_position_id.map_account(inc_acc).id if inc_acc else False
if not account_id:
raise UserError(
_('There is no income account defined for this product: "%s". You may have to install a chart of account from Accounting app, settings menu.') %
(self.product_id.name,))
if self.amount <= 0.00:
raise UserError(_('The value of the down payment amount must be positive.'))
context = {'lang': order.partner_id.lang}
if self.advance_payment_method == 'percentage':
amount = order.amount_untaxed * self.amount / 100
name = _("Down payment of %s%%") % (self.amount,)
else:
amount = self.amount
name = _('Down Payment')
del context
taxes = self.product_id.taxes_id.filtered(lambda r: not order.company_id or r.company_id == order.company_id)
if order.fiscal_position_id and taxes:
tax_ids = order.fiscal_position_id.map_tax(taxes).ids
else:
tax_ids = taxes.ids
invoice = inv_obj.create({
'name': order.client_order_ref or order.name,
'origin': order.name,
'type': 'out_invoice',
'reference': False,
'account_id': order.partner_id.property_account_receivable_id.id,
'partner_id': order.partner_invoice_id.id,
'partner_shipping_id': order.partner_shipping_id.id,
'invoice_line_ids': [(0, 0, {
'name': name,
'origin': order.name,
'account_id': account_id,
'price_unit': amount,
'quantity': 1.0,
'discount': 0.0,
'uom_id': self.product_id.uom_id.id,
'product_id': self.product_id.id,
'sale_line_ids': [(6, 0, [so_line.id])],
'invoice_line_tax_ids': [(6, 0, tax_ids)],
'account_analytic_id': order.analytic_account_id.id or False,
})],
'currency_id': order.pricelist_id.currency_id.id,
'payment_term_id': order.payment_term_id.id,
'fiscal_position_id': order.fiscal_position_id.id or order.partner_id.property_account_position_id.id,
'team_id': order.team_id.id,
'user_id': order.user_id.id,
'comment': order.note,
})
invoice.compute_taxes()
invoice.message_post_with_view('mail.message_origin_link',
values={'self': invoice, 'origin': order},
subtype_id=self.env.ref('mail.mt_note').id)
return invoice
@api.multi
def create_invoices(self):
sale_orders = self.env['sale.order'].browse(self._context.get('active_ids', []))
if self.advance_payment_method == 'delivered':
sale_orders.action_invoice_create()
elif self.advance_payment_method == 'all':
sale_orders.action_invoice_create(final=True)
else:
# Create deposit product if necessary
if not self.product_id:
vals = self._prepare_deposit_product()
self.product_id = self.env['product.product'].create(vals)
self.env['ir.config_parameter'].sudo().set_param('sale.default_deposit_product_id', self.product_id.id)
sale_line_obj = self.env['sale.order.line']
for order in sale_orders:
if self.advance_payment_method == 'percentage':
amount = order.amount_untaxed * self.amount / 100
else:
amount = self.amount
if self.product_id.invoice_policy != 'order':
raise UserError(_('The product used to invoice a down payment should have an invoice policy set to "Ordered quantities". Please update your deposit product to be able to create a deposit invoice.'))
if self.product_id.type != 'service':
raise UserError(_("The product used to invoice a down payment should be of type 'Service'. Please use another product or update this product."))
taxes = self.product_id.taxes_id.filtered(lambda r: not order.company_id or r.company_id == order.company_id)
if order.fiscal_position_id and taxes:
tax_ids = order.fiscal_position_id.map_tax(taxes).ids
else:
tax_ids = taxes.ids
context = {'lang': order.partner_id.lang}
so_line = sale_line_obj.create({
'name': _('Advance: %s') % (time.strftime('%m %Y'),),
'price_unit': amount,
'product_uom_qty': 0.0,
'order_id': order.id,
'discount': 0.0,
'product_uom': self.product_id.uom_id.id,
'product_id': self.product_id.id,
'tax_id': [(6, 0, tax_ids)],
'is_downpayment': True,
})
del context
self._create_invoice(order, so_line, amount)
if self._context.get('open_invoices', False):
return sale_orders.action_view_invoice()
return {'type': 'ir.actions.act_window_close'}
def _prepare_deposit_product(self):
return {
'name': 'Down payment',
'type': 'service',
'invoice_policy': 'order',
'property_account_income_id': self.deposit_account_id.id,
'taxes_id': [(6, 0, self.deposit_taxes_id.ids)],
'company_id': False,
}