sale.order

# 初始化一个变量用来记录产品类型
line_type = ''
# 循环明细行
for product in self.options:
    # 拿到该明细行的产品类型
    product_type = product.product_id.type
    # 如果产品类型为  服务或者可库存的时候
    if product_type in ['service', 'product']:
        # 判断初始化的变量有没有值
        if line_type:
            # 如果有值，就判断是不是和第一种状态一致。
            if product_type != line_type:
                # 如果存在两种状态，就报错
                raise Warning("销售订单不能既有'服务商品'，又存在'可库存产品'")
        else:
            # 如果没有值就把第一种状态给这个变量
            line_type = product_type

@api.multi
def write(self, vals):
    sales_person = self.user_id.id
    res = super(BelstarSaleOrderExtend, self).write(vals)
    if vals.has_key('user_id'):
        sales_person = vals['user_id']
    section_ids = self.env['crm.case.section'].search(
        ['|', '|', '|', ('user_id', '=', self.create_uid.id), ('user_id', '=', sales_person),
         ('member_ids', 'in', [self.create_uid.id]), ('member_ids', 'in', [sales_person])])
    values = self._calc_section(section_ids)
    if len(values['section_leader_ids']) > 0:
        vals['section_leader_ids'] = [(4, values['section_leader_ids'])]
    else:
        raise Warning('Can not find your sales team, please check with your sales team leader.')
    if len(values['section_member_ids']) > 0:
        vals['section_member_ids'] = [(4, values['section_member_ids'])]
    else:
        raise Warning('Can not find your sales team, please check with your sales team leader.')
    line_type = ''
    for product in self.options:
        product_type = product.product_id.type
        # if product_type in ['service', 'product']:
        if product_type in ['service']:
            if line_type:
                if product_type != line_type and vals['order_policy'] == 'picking':
                    raise Warning("当'其他信息'中的'创建发票'选择'基于交货单时'，"
                                  "'推荐的产品'中的产品不能存在产品类型为'服务'的产品")
            else:
                line_type = product_type
    return res
    # return super(BelstarSaleOrderExtend, self).write(vals)

@api.model
def create(self, vals):
    res = super(BelstarSaleOrderExtend, self).create(vals)
    section_ids = self.env['crm.case.section'].search(
        ['|', ('user_id', '=', self._uid), ('member_ids', 'in', [self._uid])])
    values = self._calc_section(section_ids)
    if len(values['section_leader_ids']) > 0:
        vals['section_leader_ids'] = [(4, values['section_leader_ids'])]
    else:
        raise Warning('Can not find your sales team, please check with your sales team leader.')
    if len(values['section_member_ids']) > 0:
        vals['section_member_ids'] = [(4, values['section_member_ids'])]
    else:
        raise Warning('Can not find your sales team, please check with your sales team leader.')
    line_type = ''
    for product in res.options:
        product_type = product.product_id.type
        # if product_type in ['service', 'product']:
        if product_type == 'service' and vals['order_policy'] == 'picking':
            raise Warning("当'其他信息'中的'创建发票'选择'基于交货单时'，"
                          "'推荐的产品'中的产品不能存在产品类型为'服务'的产品")
            # if line_type:
            #     if product_type != line_type and vals['order_policy'] == 'picking':
            #         raise Warning("当'其他信息'中的'创建发票'选择'基于交货单时'，"
            #                       "'推荐的产品'中的产品不能既有'服务商品'，又存在'可库存产品'两种产品类型")
            # else:
            #     line_type = product_type
    return res
    # return super(BelstarSaleOrderExtend, self).create(vals)