diff --git a/doc/api.md b/doc/api.md
index 07d6986..98ce9a1 100644
--- a/doc/api.md
+++ b/doc/api.md
@@ -6,7 +6,8 @@
 1. [增加用户信息](#212), [抽奖转盘信息](#213), [抽奖](#214), [邀请奖励信息](#215), [挑战详情](#216) 接口
 2. 所有接口增加post字段 version(当前版本固定取1.0.1)和sessionid(取自jcfw)
 3. 获取店铺信息 增加返回店铺的数字编号
-4. 上报测验题目答案接口的 奖励信息 增加返回rewardType, 0: 表明该奖励为优惠券, 1: 抽奖券
+4. 上报测验题目答案相关接口的 奖励信息 增加返回rewardType, 0: 表明该奖励为优惠券, 1: 抽奖券
+5. 用户信息上报接口 增加上报当前店铺
 
 
 
@@ -444,6 +445,7 @@
 | country | 国家  		|
 | province | 省份  		|
 | city | 城市  		|
+| shop | 店铺id  		|
 
 3. Response: JSON
 
@@ -528,7 +530,7 @@
 ```js
 [				// 奖励列表
   {
-    coupon: '优惠券的id',
+    coupon: '优惠券的id', // 如果该值为 empty, 说明是留空的, 
     name: '优惠券名',
     count: 1, //数量
     couponUrl: '优惠券详情图的url',
diff --git a/src/api/controllers/game_user.controller.ts b/src/api/controllers/game_user.controller.ts
index a89fd8b..9911c0a 100644
--- a/src/api/controllers/game_user.controller.ts
+++ b/src/api/controllers/game_user.controller.ts
@@ -81,7 +81,7 @@ class GameUserController extends BaseController {
   @router('post /api/:accountId/share_rewards')
   async shareRewards(req: any) {
     const { accountId, sid, sessionid } = req.params
-    if (!sid) {
+    if (!sid || !sessionid) {
       throw new ZError(10, '缺少必要参数: sid')
     }
     const shop = await Shop.fetchByID(sid)
diff --git a/src/common/Extend.ts b/src/common/Extend.ts
index 07a3f4b..c4a53ec 100644
--- a/src/common/Extend.ts
+++ b/src/common/Extend.ts
@@ -665,7 +665,7 @@ Object.defineProperties(Array.prototype, {
       let idx = this.indexOf(t)
       if (!~idx) {
         idx = this.length
-        this[idx] = t
+        this.push(t)
       }
       return idx
     },
diff --git a/src/models/user/GameUser.ts b/src/models/user/GameUser.ts
index d2656ea..0ede4fd 100644
--- a/src/models/user/GameUser.ts
+++ b/src/models/user/GameUser.ts
@@ -32,6 +32,18 @@ class GameUserClass extends BaseModule {
   public locked: boolean
   @prop()
   public lockedTime?: Date
+  /**
+   * 该帐号关联的所有店铺
+   * @type {string[]}
+   */
+  @prop({ type: () => [String] })
+  public shops: string[]
+  /**
+   * 当前关联店铺
+   * @type {string}
+   */
+  @prop()
+  public shop: string
 
   public static async getByAccountID(this: ReturnModelType<typeof GameUserClass>, accountId: string) {
     let records = await this.find({ accountId }).limit(1)
@@ -46,6 +58,13 @@ class GameUserClass extends BaseModule {
     }
     return map
   }
+
+  public updateFromReq(data: any) {
+    super.updateFromReq(data)
+    if (data.shop) {
+      this.shops.pushOnce(data.shop)
+    }
+  }
 }
 
 export const GameUser = getModelForClass(GameUserClass, { existingConnection: GameUserClass.db })