# -*- coding: utf-8 -*-
##############################################################################
#
#    OpenERP, Open Source Management Solution
#    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################

from openerp.osv import fields, osv


class product_template(osv.osv):
    _inherit = "product.template"
    def _bom_orders_count(self, cr, uid, ids, field_name, arg, context=None):
        Bom = self.pool('mrp.bom')
        res = {}
        for product_tmpl_id in ids:
            nb = Bom.search_count(cr, uid, [('product_tmpl_id', '=', product_tmpl_id)], context=context)
            res[product_tmpl_id] = {
                'bom_count': nb,
                'bom_strct': nb,
            }
        return res

    def _bom_orders_count_mo(self, cr, uid, ids, name, arg, context=None):
        res = {}
        for product_tmpl_id in self.browse(cr, uid, ids):
            res[product_tmpl_id.id] = sum([p.mo_count for p in product_tmpl_id.product_variant_ids])
        return res

    _columns = {
        "bom_ids": fields.one2many('mrp.bom', 'product_tmpl_id','Bill of Materials'),
        'bom_count': fields.function(_bom_orders_count, string='# Bill of Material', type='integer', multi="_bom_order_count"),
        'bom_strct': fields.function(_bom_orders_count, string='# Bill of Material Structure', type='integer', multi="_bom_order_count"),
        'mo_count': fields.function(_bom_orders_count_mo, string='# Manufacturing Orders', type='integer'),
    }
    def copy(self, cr, uid, id, default=None, context=None):
        if not default:
            default = {}
        default.update({
            'bom_ids': []
        })
        return super(product_template, self).copy(cr, uid, id, default, context=context)

class product_product(osv.osv):
    _inherit = "product.product"
    def _bom_orders_count(self, cr, uid, ids, field_name, arg, context=None):
        Production = self.pool('mrp.production')
        res = {}
        for product_id in ids:
            res[product_id] = Production.search_count(cr,uid, [('product_id', '=', product_id)], context=context)
        return res

    _columns = {
        "produce_delay": fields.float('Manufacturing Lead Time', help="Average delay in days to produce this product. In the case of multi-level BOM, the manufacturing lead times of the components will be added."),
        'track_production': fields.boolean('Track Manufacturing Lots', help="Forces to specify a Serial Number for all moves containing this product and generated by a Manufacturing Order"),
        'mo_count': fields.function(_bom_orders_count, string='# Manufacturing Orders', type='integer'),
    }
    
    _defaults = {
        "produce_delay": 1,
    }



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