增加代码注释

Src/Extensions.cs

@@ -16,6 +16,11 @@ namespace Kivii.EmailPools
     {
         private static Dictionary<string, SmtpConfig> _smtpConfigs = new Dictionary<string, SmtpConfig>();
 
+        /// <summary>
+        /// 获取Smtp配置
+        /// </summary>
+        /// <param name="FromAddress"></param>
+        /// <returns></returns>
         public static SmtpConfig GetSmtpConfig(this string FromAddress)
         {
             //默认key
@@ -54,6 +59,11 @@ namespace Kivii.EmailPools
             return null;
         }
 
+        /// <summary>
+        /// 通过emialPool找到对应的附件
+        /// </summary>
+        /// <param name="pool"></param>
+        /// <returns></returns>
         public static List<Attachment> GetAttachments(this EmailPool pool)
         {
             var conn=KiviiContext.GetOpenedDbConnection<EmailPool>();
@@ -74,6 +84,14 @@ namespace Kivii.EmailPools
             }
             return rtns;
         }
+
+
+        /// <summary>
+        /// 发送email
+        /// </summary>
+        /// <param name="pool"></param>
+        /// <returns></returns>
+        /// <exception cref="Exception"></exception>
         public static EmailPool Sending(this EmailPool pool)
         {
             var config = pool.FromAddress.GetSmtpConfig();