Javascript 序列化余烬数据的关系

Javascript 序列化余烬数据的关系,javascript,ember.js,ember-data,json-api,Javascript,Ember.js,Ember Data,Json Api,好的,这是我的json响应: export default DS.RESTSerializer.extend(DS.EmbeddedRecordsMixin, { extractArray: function(store, typeClass, payload) { payload.products = payload.data; delete payload.data; return this._super(store, typeCla

好的,这是我的json响应:

export default DS.RESTSerializer.extend(DS.EmbeddedRecordsMixin, {
    extractArray: function(store, typeClass, payload) {
        payload.products = payload.data;
        delete payload.data;

        return this._super(store, typeClass, payload);
    }
});
项目:

收藏:

{
"data": [
    {
        "id": 34,
        "name": "HDG common nails 50lbs",
        "slug": "hdg-common-nails-50lbs4569",
        "description": "Accusantium ipsam impedit omnis sint dolorum.",
        "image_src": "nail-box-angle.png",
        "categories": {
            "data": [
                {
                     "id": 2,
                     "name": "nails",
                    "image_src": "nails-icon.png"
                }
             ]
         }
     }
  ]
}
我能够为主要响应创建一个序列化器:

export default DS.RESTSerializer.extend(DS.EmbeddedRecordsMixin, {
    extractArray: function(store, typeClass, payload) {
        payload.products = payload.data;
        delete payload.data;

        return this._super(store, typeClass, payload);
    }
});
一切都很好,我遇到的问题是在本例中的关系a
categories:DS.hasMany('category')
。我得到的错误是:

A (subclass of DS.Model) record was pushed into the store with the value of categories being '{data: [object Object]}', but categories is a hasMany relationship so the value must be an array.

所以我的问题是,我应该编辑哪个方法才能像对其父对象那样序列化关系?我添加了
DS.EmbeddedRecordsMixin
,使我的人际关系生活变得更加轻松

如果我做对了,错误是由于在
类别
键中有和对象导致的:

A (subclass of DS.Model) record was pushed into the store with the value of categories being '{data: [object Object]}', but categories is a hasMany relationship so the value must be an array.
因此,您必须将数组从此块
categories:{“data”:[…]}
提取到
categories:[…]

您可以像这样简单地迭代有效负载:

var idx, key, item;
var len = payload.data.length;
for (idx=0; idx<len; idx++) {
  item = payload.data[idx];
  for (key in item) {
    if (item[key].hasOwnProperty('data')) {
      item[key] = item.data;
    }
  }
}
varidx,key,item;
var len=有效载荷.data.length;

对于(idx=0;idx)您是否可以使用相同的方法处理此问题:extractArray?这并不理想,但您可以访问有效负载。我将创建一个函数,如
normalizeRelatedArrays
,并迭代有效负载键,查找包含
数据
键作为值的子项,然后将其删除。最终,Ember希望具有“类别”:[{…项目1},{…项目2}]@enspandi您能再扩展一下吗?如果您不介意的话,可以举个例子吗?