接口修改

station/report/value 货值成本搜索

添加一个必传参数：view_type 1:spu, 2:一级分类, 3:二级分类

返回从原来的
    {
        "data": {
            "category1": [
                {
                    ...
                }
            ],
            "spu": [
                {
                    ...
                }
            ],
            "category2": [
                {
                    ...
                }
            ]
        },
        "msg": "ok",
        "code": 0,
        "pagination": {
            "page_obj": "",
            "more": true
        }
    }
改成
    {
      "code": 0,
      "pagination": {
        "page_obj": "C840819|first|False-C841608|last|False",
        "more": false
      },
      "msg": "ok",
      "data": [{
        "increase_stock_value": 0.0,
        "category_id_1": "A2647",
        "out_stock_num": 0.0,
        "category_id_2_name": "瓜果",
        "return_stock_num": 0.0,
        "category_id_1_name": "水果",
        "loss_stock_value": 0.0,
        "increase_stock_num": 0.0,
        "accum_stock_value": 0,
        "in_return_stock_value": 0.0,
        "loss_stock_num": 0.0,
        "std_unit_name": "斤",
        "in_stock_num": 12.0,
        "spu_id": "C841608",
        "out_stock_value": 0.0,
        "return_stock_value": 0.0,
        "spu_name": "葡萄|中",
        "category_id_2": "B13722",
        "in_stock_value": 14400.0,
        "in_return_stock_num": 0.0
      }]
    }

改成一个列表返回