修复用户分配角色的BUG

OpenAuth.Repository/RelevanceRepository.cs

@@ -12,6 +12,27 @@ namespace OpenAuth.Repository
             Delete(u => firstIds.Contains(u.FirstId) && u.Key == key);
         }
 
+        /// <summary>
+        /// 删除关联
+        /// </summary>
+        /// <param name="key">关联标识</param>
+        /// <param name="idMaps">关联的&lt;firstId, secondId&gt;数组</param>
+        public void DeleteBy(string key, ILookup<int, int> idMaps)
+        {
+            foreach (var sameVals in idMaps)
+            {
+                foreach (var value in sameVals)
+                {
+                    Delete(u =>u.Key == key && u.FirstId == sameVals.Key && u.SecondId == value);
+                }
+            }
+        }
+
+        /// <summary>
+        /// 添加新的关联
+        /// </summary>
+        /// <param name="key">关联标识</param>
+        /// <param name="idMaps">关联的&lt;firstId, secondId&gt;数组</param>
         public void AddRelevance(string key, ILookup<int, int> idMaps)
         {
             foreach (var sameVals in idMaps)