purchase_add_products/models/search_barcode_purchase.py

# -*- coding: utf-8 -*-
from openerp import models, fields, api, _
from openerp.exceptions import Warning as UserError


class SearchBarcodePurchase(models.TransientModel):
    _name = 'search.barcode.purchase'
    _description = 'Buscar Producto por Codigo de Barra en Compras'

    line_ids = fields.One2many(
        'search.barcode.purchase.line', 'wiz_id', string='Escaneos')
    product_code = fields.Char(
        string='Codigo de Barra EAN13',
        help="Escanee el código de barras aquí"
    )

    @api.onchange('product_code')
    def _onchange_product_code(self):
        if not self.product_code:
            return

        products = self.env['product.product'].search([
            ('factory_barcode', '=ilike', self.product_code)
        ])

        if len(products) == 1:
            prod = products[0]
            existing = self.line_ids.filtered(lambda l: l.product_id.id == prod.id)
            if existing:
                existing.qty += 1
            else:
                self.line_ids += self.line_ids.new({
                    'product_id': prod.id,
                    'qty': 1.0,
                })
            self.product_code = None

        elif len(products) > 1:
            desc = u"\n\nProductos con el código repetido: %s" % self.product_code
            for p in products:
                desc += u"\n%s" % p.product_tmpl_id.name
            self.product_code = None
            return {'warning': {
                'title': _('Error'),
                'message': _(u'Varios productos se han encontrado con el código ingresado.\n'
                             u'Debe seleccionar el producto manualmente.') + desc}}

        else:
            self.product_code = None
            return {'warning': {
                'title': _('Error'),
                'message': _(u'Ningún producto encontrado con el código ingresado.\n'
                             u'Debe seleccionar el producto manualmente.')}}

    @api.multi
    def add_multiple(self):
        self.ensure_one()
        purchase = self.env['purchase.order'].browse(self._context.get('active_id'))
        if not purchase:
            raise UserError(_('No se encontró la orden de compra activa.'))

        for line in self.line_ids:
            product = line.product_id
            existing = self.env['purchase.order.line'].search([
                ('order_id', '=', purchase.id),
                ('product_id', '=', product.id),
            ], limit=1)

            onchange_vals = self.env['purchase.order.line'].product_id_change(
                False,  # en compras no siempre hay pricelist_id
                product.id,
                qty=line.qty,
                uom_id=product.uom_po_id.id,
                partner_id=purchase.partner_id.id,
            )

            if existing:
                existing.write({
                    'product_qty': existing.product_qty + line.qty
                })
            else:
                vals = {
                    'name': onchange_vals['value'].get('name'),
                    'order_id': purchase.id,
                    'product_id': product.id,
                    'product_uom': product.uom_po_id.id,
                    'product_qty': line.qty,
                    'date_planned': onchange_vals['value'].get('date_planned'),
                    'price_unit': onchange_vals['value'].get('price_unit'),
                    'taxes_id': [(6, 0, onchange_vals['value'].get('taxes_id') or [])],
                }
                self.env['purchase.order.line'].create(vals)

        return {'type': 'ir.actions.act_window_close'}


class SearchBarcodePurchaseLine(models.TransientModel):
    _name = 'search.barcode.purchase.line'
    _description = 'Líneas del wizard de lectura de EAN'

    wiz_id = fields.Many2one(
        'search.barcode.purchase', ondelete='cascade')
    product_id = fields.Many2one(
        'product.product', string='Producto',
        domain=[('purchase_ok', '=', True)], required=True)
    qty = fields.Float('Cantidad', default=1.0, required=True)


# from openerp import models, fields, api, _
# from openerp.exceptions import Warning as UserError
#
# class Search_Barcode_Purchase(models.TransientModel):
#     _name = 'search.barcode.purchase'
#     _description = 'Buscar Producto por Codigo de Barra en Compras'
#
#     quantity = fields.Float('Quantity', default='1.0')
#     products_ids = fields.Many2many( 'product.product',
#                                       string='Products',
#                                       domain=[('sale_ok', '=', True)], )
#     product_code = fields.Char( string='Codigo de Barra EAN13 ',
#                                 help="Este campo está diseñado para ser llenado con un lector de código de barras")
#
#     @api.onchange('product_code')
#     def product_code_change(self):
#         if self.product_code:
#             products = self.env['product.product'].search([('factory_barcode', '=ilike', self.product_code)])
#
#             if len(products) == 1:
#                 self.products_ids += products[0]
#                 self.product_code =None
#
#             elif len(products) > 1:
#                 descrpcion="\n\nProductos con el codigo repetido : "+str(self.product_code)
#                 for xx in products:
#                     descrpcion +="\n"+str(xx.product_tmpl_id.name)
#                 self.product_code =None
#                 return {'warning': {
#                     'title': _('Error'),
#                     'message': _(
#                         'Varios productos se han encontrado con el código ingresado,'
#                         '\nDebe seleccionar el producto manualmente.'+descrpcion)}}
#             else:
#                 self.product_code =None
#                 return {'warning': {
#                     'title': _('Error'),
#                     'message': _(
#                         'Ningún producto encontrado con el código ingresado, Debe seleccionar el producto manualmente')}}
#
#     @api.one
#     def add_multiple(self):
#         active_id = self._context['active_id']
#         purchase = self.env['purchase.order'].browse(active_id)
#
#         # x=0
#         # if purchase.order_line:
#         #     seq =purchase.order_line[len(purchase.order_line) - 1]
#         #     x=seq.sequence
#
#         for product_id in self.products_ids:
#             xxproducts = self.env['product.product'].search([('id', '=', product_id.id)])
#             orde_line_datos = self.env['purchase.order.line'].search([('order_id', '=', purchase.id), ('product_id', "=", xxproducts.id)])
#             # x += 1
#             product = self.env['purchase.order.line'].product_id_change(
#                 purchase.pricelist_id.id,
#                 product_id.id,
#                 qty=self.quantity,
#                 uom_id=product_id.uom_po_id.id,
#                 partner_id=purchase.partner_id.id,
#                 )

            # if orde_line_datos:
            #     orde_line_datos.write({ 'product_qty' : (orde_line_datos.product_qty + 1)})
            # else:
            #     val = {
            #         'name':  product['value'].get('name'),
            #         'product_uom_qty': self.quantity,
            #         'order_id': active_id,
            #         'product_id': product_id.id or False,
            #         'product_uom': product_id.uom_po_id.id,
            #         'date_planned': product['value'].get('date_planned'),
            #         'price_unit': product['value'].get('price_unit'),
            #         'taxes_id': [(6, 0, product['value'].get('taxes_id'))],
            #         # 'sequence': x,
            #     }
            #     self.env['purchase.order.line'].create(val)

            # if orde_line_datos:
            #     orde_line_datos.write({
            #         'product_qty': orde_line_datos.product_qty + (self.quantity or 1.0)
            #     })
            # else:
            #     val = {
            #         'name':  product['value'].get('name'),
            #         'product_qty': self.quantity or 1.0,  # <-- antes: product_uom_qty
            #         'order_id': active_id,
            #         'product_id': product_id.id or False,
            #         'product_uom': product_id.uom_po_id.id,
            #         'date_planned': product['value'].get('date_planned'),
            #         'price_unit': product['value'].get('price_unit'),
            #         'taxes_id': [(6, 0, product['value'].get('taxes_id'))],
            #     }
            #     self.env['purchase.order.line'].create(val)