修改获取物品列表的接口, 可获取特定物品的数量

docs/api.md

@@ -330,6 +330,7 @@
 | 字段     | 说明                                   |
 | -------- | -------------------------------------- |
 | type |物品类型, 不传的话就获取背包中所有物品                        |
+| items |特定物品id数组                       |
 
 3. Response: JSON
 

src/controllers/ItemController.ts

@@ -10,13 +10,16 @@ import { error } from '../common/Debug'
 export default class ItemController extends BaseController {
   @router('post /api/:accountid/items')
   async itemList(req: any) {
-    let { accountid, type } = req.params
+    let { accountid, type, items } = req.params
     let queryData: any = { accountid }
     if (type != undefined) {
       queryData.itemtype = type << 0
     }
-    let items = await BagItem.find(queryData)
-    return items.map(o => o.toJson())
+    if (items && items.length > 0) {
+      queryData.itemid = {$in: items}
+    }
+    let results = await BagItem.find(queryData)
+    return results.map(o => o.toJson())
   }
 
   @router('post /svr/:accountid/useitem')