新增了一个消息推送

electron/services/httpService.ts

@@ -103,6 +103,8 @@ class HttpService {
   private port: number = 5031
   private running: boolean = false
   private connections: Set<import('net').Socket> = new Set()
+  private messagePushClients: Set<http.ServerResponse> = new Set()
+  private messagePushHeartbeatTimer: ReturnType<typeof setInterval> | null = null
   private connectionMutex: boolean = false
 
   constructor() {
@@ -153,6 +155,7 @@ class HttpService {
 
       this.server.listen(this.port, '127.0.0.1', () => {
         this.running = true
+        this.startMessagePushHeartbeat()
         console.log(`[HttpService] HTTP API server started on http://127.0.0.1:${this.port}`)
         resolve({ success: true, port: this.port })
       })
@@ -165,6 +168,16 @@ class HttpService {
   async stop(): Promise<void> {
     return new Promise((resolve) => {
       if (this.server) {
+        for (const client of this.messagePushClients) {
+          try {
+            client.end()
+          } catch {}
+        }
+        this.messagePushClients.clear()
+        if (this.messagePushHeartbeatTimer) {
+          clearInterval(this.messagePushHeartbeatTimer)
+          this.messagePushHeartbeatTimer = null
+        }
         // 使用互斥锁保护连接集合操作
         this.connectionMutex = true
         const socketsToClose = Array.from(this.connections)
@@ -211,6 +224,28 @@ class HttpService {
     return this.getApiMediaExportPath()
   }
 
+  getMessagePushStreamUrl(): string {
+    return `http://127.0.0.1:${this.port}/api/v1/push/messages`
+  }
+
+  broadcastMessagePush(payload: Record<string, unknown>): void {
+    if (!this.running || this.messagePushClients.size === 0) return
+    const eventBody = `event: message.new\ndata: ${JSON.stringify(payload)}\n\n`
+
+    for (const client of Array.from(this.messagePushClients)) {
+      try {
+        if (client.writableEnded || client.destroyed) {
+          this.messagePushClients.delete(client)
+          continue
+        }
+        client.write(eventBody)
+      } catch {
+        this.messagePushClients.delete(client)
+        try { client.end() } catch {}
+      }
+    }
+  }
+
   /**
    * 处理 HTTP 请求
    */
@@ -233,6 +268,8 @@ class HttpService {
       // 路由处理
       if (pathname === '/health' || pathname === '/api/v1/health') {
         this.sendJson(res, { status: 'ok' })
+      } else if (pathname === '/api/v1/push/messages') {
+        this.handleMessagePushStream(req, res)
       } else if (pathname === '/api/v1/messages') {
         await this.handleMessages(url, res)
       } else if (pathname === '/api/v1/sessions') {
@@ -252,6 +289,50 @@ class HttpService {
     }
   }
 
+  private startMessagePushHeartbeat(): void {
+    if (this.messagePushHeartbeatTimer) return
+    this.messagePushHeartbeatTimer = setInterval(() => {
+      for (const client of Array.from(this.messagePushClients)) {
+        try {
+          if (client.writableEnded || client.destroyed) {
+            this.messagePushClients.delete(client)
+            continue
+          }
+          client.write(': ping\n\n')
+        } catch {
+          this.messagePushClients.delete(client)
+          try { client.end() } catch {}
+        }
+      }
+    }, 25000)
+  }
+
+  private handleMessagePushStream(req: http.IncomingMessage, res: http.ServerResponse): void {
+    if (this.configService.get('messagePushEnabled') !== true) {
+      this.sendError(res, 403, 'Message push is disabled')
+      return
+    }
+
+    res.writeHead(200, {
+      'Content-Type': 'text/event-stream; charset=utf-8',
+      'Cache-Control': 'no-cache, no-transform',
+      Connection: 'keep-alive',
+      'X-Accel-Buffering': 'no'
+    })
+    res.flushHeaders?.()
+    res.write(`event: ready\ndata: ${JSON.stringify({ success: true, stream: this.getMessagePushStreamUrl() })}\n\n`)
+
+    this.messagePushClients.add(res)
+
+    const cleanup = () => {
+      this.messagePushClients.delete(res)
+    }
+
+    req.on('close', cleanup)
+    res.on('close', cleanup)
+    res.on('error', cleanup)
+  }
+
   private handleMediaRequest(pathname: string, res: http.ServerResponse): void {
     const mediaBasePath = this.getApiMediaExportPath()
     const relativePath = pathname.replace('/api/v1/media/', '')