Angularjs基于json数据的可排序项和类别

I have this json structure:

我有这个json结构:

{  
   "items":[  
      {  
         "category":"Category 1",
         "name":"01",
         "id":"46701a72410c"
      },
      {  
         "category":"Category 2",
         "name":"02",
         "id":"9a18ffe9f148"
      },
      {  
         "category":"Category 2",
         "name":"03",
         "id":"de3a49a458cc"
      },
      {  
         "category":"Category 3",
         "name":"04",
         "id":"bb06b1eec9c8"
      },
      {  
         "category":"Category 3",
         "name":"05",
         "id":"92973f4cfbfc"
      },
      {  
         "category":"Category 3",
         "name":"06",
         "id":"b06bbb86d278"
      }
   ],
   "categories":[  
      {  
         "isCollapsed":false,
         "name":"Category 1"
      },
      {  
         "isCollapsed":false,
         "name":"Category 2"
      },
      {  
         "isCollapsed":false,
         "name":"Category 3"
      }
   ]
}
{