✨ feat(msgManager): 消息推送失败增加重发机制

service/msgManager.js

@@ -29,6 +29,9 @@ class MessageQueue extends EventEmitter {
 
     // 启动处理器
     this.startProcessor();
+    
+    // 启动失败消息重试机制
+    this.startFailedMessageRetry();
   }
 
   // 添加消息到队列
@@ -88,6 +91,9 @@ class MessageQueue extends EventEmitter {
     this.processing = true;
 
     let msgMap = {};
+    // 用于跟踪消息是否是重试的
+    let isRetryMap = {};
+    
     for (const message of pendingMessages) {
       try {
         console.log(`📧 处理消息: ${message.spider_name}`);
@@ -95,17 +101,32 @@ class MessageQueue extends EventEmitter {
         // let formdata = JSON.parse(message.data);
         if (!msgMap[message.spider_name]) {
           msgMap[message.spider_name] = message.data;
+          isRetryMap[message.spider_name] = message.status === 'failed';
         } else {
           msgMap[message.spider_name].push(...message.data);
         }
 
-        message.status = "sent";
-        message.sent_at = new Date().toISOString();
-        this.queue.updateMessageStatus(
-          message.id,
-          message.status,
-          message.sent_at
-        );
+        // 只有当消息不是重试消息时，才更新状态为sent
+        // 如果是重试消息且成功发送，则删除错误信息
+        if (message.status !== 'failed') {
+          message.status = "sent";
+          message.sent_at = new Date().toISOString();
+          this.queue.updateMessageStatus(
+            message.id,
+            message.status,
+            message.sent_at
+          );
+        } else {
+          // 重试成功，清除错误信息
+          message.status = "sent";
+          message.sent_at = new Date().toISOString();
+          this.queue.updateMessageStatus(
+            message.id,
+            message.status,
+            message.sent_at,
+            null // 清除错误信息
+          );
+        }
       } catch (error) {
         console.error(`❌ 消息处理失败: ${message.id}`, error);
         message.status = "failed";
@@ -162,6 +183,24 @@ class MessageQueue extends EventEmitter {
     sign = sign.toUpperCase();
     return sign;
   }
+
+  // 启动失败消息重试机制
+  startFailedMessageRetry() {
+    // 每5分钟检查一次失败的消息并重试
+    setInterval(async () => {
+      try {
+        console.log("检查失败消息并重试...");
+        const failedMessages = this.queue.getFailedMessages();
+        if (failedMessages.length > 0) {
+          console.log(`发现 ${failedMessages.length} 条失败消息，尝试重试发送...`);
+          // 重新处理失败的消息
+          await this.processQueue(failedMessages);
+        }
+      } catch (error) {
+        console.error(`❌ 失败消息重试失败:`, error);
+      }
+    }, 5 * 60 * 1000); // 每5分钟检查一次
+  }
 }
 
 const messageQueue = new MessageQueue();