修改老师余额问题

@@ -625,6 +625,34 @@ class Order extends Api
     }
 
     /**
+     * @ApiTitle    (佣金明细中的金额)
+     * @ApiSummary  (佣金明细中的金额)
+     * @ApiMethod   (POST)
+     * @ApiRoute    (/api/order/balance)
+     * @ApiHeaders  (name=token, type=string, required=true, description="请求的Token")
+     *
+     * @ApiReturn({
+    "code": 1,
+    "msg": "SUCCESS",
+    "time": "1553839125",
+    "data": {
+    "id"://id
+    "balance"://余额
+    }
+    })
+     */
+    public function balance()
+    {
+        $user_id = $this->getUserId();
+        $teacher = Db::name('teacher')
+            ->where('user_id',$user_id)
+            ->field('id,balance')
+            ->find();
+        $this->success('success',$teacher);
+    }
+
+
+    /**
      * @ApiTitle    (提现)
      * @ApiSummary  (提现)
      * @ApiMethod   (POST)