# -*- coding: utf-8 -*-

from openerp import api, exceptions, fields, models, _
from pytz import timezone
from openerp.tools import DEFAULT_SERVER_DATETIME_FORMAT, DEFAULT_SERVER_DATE_FORMAT
from datetime import datetime,timedelta

DATE_FORMAT = '%Y-%m-%d'

class SaleOrder(models.Model):
    _inherit = "sale.order"

    commission_id = fields.Many2one('sale.commission', string='Regla de Comision')

    @api.multi
    def order_process_now(self):
        """
        Confirms order and creates and validates invoice, confirms pickings.
        """
        for sale in self:
            sale.action_button_confirm()
            inv_id = sale.action_invoice_create()
            if inv_id:
                inv = self.env['account.invoice'].browse(inv_id)
                date = self._convert_str_to_datetime(sale.date_order)
                date = date.strftime(DATE_FORMAT)
                inv.write({
                    'date_invoice':date,
                    'supplier_invoice_number':self.invoice_number,
                    'contado':self.contado,
                    'credito':self.credito,
                    'commission_id':self.commission_id.id,
                })
                self.update_state()
                inv.signal_workflow('invoice_open')
            for picking in sale.picking_ids:
                picking.force_assign()
                picking.action_done()