diff --git a/doc/_common.py b/doc/_common.py
index 914f1f4f..f00c82f8 100644
--- a/doc/_common.py
+++ b/doc/_common.py
@@ -96,5 +96,5 @@ class Award(object):
 
     def __init__(self):
         self.fields = [
-            ['!item_list', [AwardItem()], '奖励物品列表']
+            ['!items', [AwardItem()], '奖励物品列表']
         ]
diff --git a/webapp/bootstrap/init.php b/webapp/bootstrap/init.php
index 02e65860..6af4e249 100644
--- a/webapp/bootstrap/init.php
+++ b/webapp/bootstrap/init.php
@@ -4,6 +4,7 @@ ini_set('date.timezone','Asia/Shanghai');
 require 'phpcommon/common.php';
 require_once('phpcommon/sqlhelper.php');
 require_once('models/BaseModel.php');
+require_once('services/BaseService.php');
 
 define('TEAMID_KEY', 'team_uuid:');
 
diff --git a/webapp/controller/ShopController.class.php b/webapp/controller/ShopController.class.php
index 8202cdcb..049bd9f9 100644
--- a/webapp/controller/ShopController.class.php
+++ b/webapp/controller/ShopController.class.php
@@ -6,6 +6,8 @@ require_once('mt/Item.php');
 require_once('mt/Parameter.php');
 require_once('mt/Drop.php');
 
+require_once('services/AwardService.php');
+
 use phpcommon\SqlHelper;
 
 class ShopController extends BaseAuthedController {
@@ -37,6 +39,10 @@ class ShopController extends BaseAuthedController {
             $this->_rspErr(2, '配置表错误');
             return;
         }
+        if (Hero::find($heroId)) {
+            $this->_rspErr(3, '你已经有该英雄');
+            return;
+        }
         $costItems = array(
             'item_id' => $goodsInfo['costItemId'],
             'item_num' => $goodsInfo['costItemNum'],
@@ -48,6 +54,14 @@ class ShopController extends BaseAuthedController {
         }
         $this->_decItems($costItems);
         Hero::addHero($heroMeta);
+        $awardService = new services\AwardService();
+        $heroDb = Hero::find($heroId);
+        if ($heroDb) {
+            $awardService->addHero(Hero::toDto($heroDb));
+        }
+        $this->rspData(array(
+            'award' => $awardService->toData()
+        ));
     }
 
     public function buyHeroSkin()
diff --git a/webapp/services/AwardService.php b/webapp/services/AwardService.php
new file mode 100644
index 00000000..e3ccad17
--- /dev/null
+++ b/webapp/services/AwardService.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace services;
+
+class AwardService extends BaseService {
+
+    const ITEM_TYPE = 1;
+    const HERO_TYPE = 2;
+    const HEROSKIN_TYPE = 3;
+    const GUNSKIN_TYPE = 4;
+
+    private $items = array();
+
+    public function addItem($itemDto)
+    {
+        $this->internalAdd(self::ITEM_TYPE, $itemDto);
+    }
+
+    public function addHero($heroDto)
+    {
+        $this->internalAdd(self::HERO_TYPE, $heroDto);
+    }
+
+    public function addHeroSkin($heroSkinDto)
+    {
+        $this->internalAdd(self::HEROSKIN_TYPE, $heroSkinDto);
+    }
+
+    public function addGunSkin($gunSkinDto)
+    {
+        $this->internalAdd(self::GUNSKIN_TYPE, $gunSkinDto);
+    }
+
+    public function toDto()
+    {
+        return array(
+            'items' => $this->items
+        );
+    }
+
+    private function internalAdd($type, $dto)
+    {
+        array_push($items, array(
+            'type' => $type,
+            "union_${type}" => $dto
+        ));
+    }
+
+}
diff --git a/webapp/services/BaseService.php b/webapp/services/BaseService.php
index e69de29b..190cebfc 100644
--- a/webapp/services/BaseService.php
+++ b/webapp/services/BaseService.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace services;
+
+class BaseService {
+
+}