Odoo 10 - 基于条件的字段默认值

Odoo 10 - Default value for field based on condition

我正在扩展 stock.picking 以修改用作 location_dest_id 的默认值。

标准定义是:

location_dest_id = fields.Many2one(¬
    'stock.location', "Destination Location Zone",¬
    default=lambda self: self.env['stock.picking.type'].browse(self._context.get('default_picking_type_id')).default_location_dest_id,¬
    readonly=True, required=True,¬
    states={'draft': [('readonly', False)]})¬

基本上使用picking_type中定义的默认位置。

我扩展了模型,因此 picking_type 中有一个名为 force_destination 的新字段。我想根据该条件在 stock.picking 上设置目的地。

伪代码:

location_dest_id = fields.Many2one(¬
....
    default=
        if self.env['stock.picking.type'].browse(self._context.get('default_picking_type_id')).force_destination:
            default=1
        else:
            default=lambda self: self.env['stock.picking.type'].browse(self._context.get('default_picking_type_id')).default_location_dest_id

....

你只需要定义一个默认函数:

location_dest_id = fields.Many2one(default="_default_location_dest_id")

@api.model
def _default_location_dest_id(self):
    picking_type_id = self._context.get('default_picking_type_id')
    if not picking_type_id:
        return self.env['stock.location']
    picking_type = self.env['stock.picking.type'].browse(picking_type_id)
    if picking_type.force_destination:
        # return 1  # use an Odoo default external id here
        return self.env.ref('stock.stock_location_stock')
    else:
        return picking_type.default_location_dest_id

希望对您有所帮助。

使用默认方法 (default) 计算默认位置:

location_dest_id = fields.Many2one('stock.location',
                                   string="Destination Location Zone",
                                   default=lambda self: self._get_default_location(),
                                   readonly=True, 
                                   required=True,
                                   states={'draft': [('readonly', False)]})

@api.model
def _get_default_name(self):
    picking_type = self.env['stock.picking.type'].browse(self._context.get('default_picking_type_id'))
    return picking.force_destination and 1 or picking.default_location_dest_id