邮件内容替换

IRaCIS.Core.Application/Helper/Email/SendEmailHelper.cs

@@ -62,8 +62,15 @@ public static class SendEmailHelper
     }
 
 
-
-    public static async Task<string> SendEmailAsync(MimeMessage messageToSend, Trial trial, EventHandler<MessageSentEventArgs>? messageSentSuccess = null)
+    /// <summary>
+    /// 发送项目邮件
+    /// </summary>
+    /// <param name="messageToSend"></param>
+    /// <param name="trial"></param>
+    /// <param name="messageSentSuccess"></param>
+    /// <returns></returns>
+    /// <exception cref="Exception"></exception>
+    public static async Task<string> SendTrialEmailAsync(MimeMessage messageToSend, Trial trial, EventHandler<MessageSentEventArgs>? messageSentSuccess = null)
     {
 
         // 项目的需要重设 发件地址与邮件地址
@@ -78,12 +85,39 @@ public static class SendEmailHelper
         string result = string.Empty;
         result = messageToSend.MessageId;
 
+
         //没有收件人 那么不发送
         if (messageToSend.To.Count == 0)
         {
             return string.Empty;
         }
 
+        // 替换邮件标题
+        if (!string.IsNullOrEmpty(messageToSend.Subject))
+        {
+            foreach (var item in trial.TrialObjectNameList)
+            {
+                // 把标题里的占位符替换成真实名称
+                messageToSend.Subject = messageToSend.Subject.Replace(item.Name, item.TrialName);
+            }
+        }
+
+        // 构建替换字典
+        var replacements = new Dictionary<string, string>();
+        foreach (var item in trial.TrialObjectNameList)
+        {
+            replacements[item.Name] = item.TrialName;
+        }
+
+        // 安全替换 HTML
+        ReplaceHtmlContent(messageToSend.Body, replacements);
+
+
+
+
+
+
+
         try
         {
             using (var smtp = new MailKit.Net.Smtp.SmtpClient())
@@ -128,6 +162,27 @@ public static class SendEmailHelper
         return result;
     }
 
+
+
+    // 遍历邮件体，找到 HTML 部分并替换
+    public static void ReplaceHtmlContent(MimeEntity entity, Dictionary<string, string> replacements)
+    {
+        if (entity is Multipart multipart)
+        {
+            foreach (var part in multipart)
+            {
+                ReplaceHtmlContent(part, replacements);
+            }
+        }
+        else if (entity is TextPart textPart && textPart.ContentType.MediaType == "text/html")
+        {
+            // 只有这里才是真正的 HTML
+            foreach (var kv in replacements)
+            {
+                textPart.Text = textPart.Text.Replace(kv.Key, kv.Value);
+            }
+        }
+    }
     public static async Task<bool> TestEmailConfigAsync(SystemEmailSendConfig _systemEmailConfig)
     {
         using (var cts = new CancellationTokenSource(TimeSpan.FromSeconds(5)))