diff --git a/src/core/apis/packet.ts b/src/core/apis/packet.ts
index cfc77324..91932eb3 100644
--- a/src/core/apis/packet.ts
+++ b/src/core/apis/packet.ts
@@ -116,12 +116,13 @@ export class NTQQPacketApi {
             return undefined
         }
     }
+
     async sendSetSpecialTittlePacket(groupCode: string, uid: string, tittle: string) {
         let data = this.packetPacker.packSetSpecialTittlePacket(groupCode, uid, tittle);
         let ret = await this.sendPacket('OidbSvcTrpcTcp.0x8fc_2', data, true);
     }
 
-    async sendUploadForwardMsg(msg: PacketForwardNode[], groupUin: number = 0){
+    async sendUploadForwardMsg(msg: PacketForwardNode[], groupUin: number = 0) {
         let data = this.packetPacker.packUploadForwardMsg(this.core.selfInfo.uid, msg, groupUin);
         let ret = await this.sendPacket('trpc.group.long_msg_interface.MsgService.SsoSendLongMsg', data, true);
         console.log(JSON.stringify(ret));
diff --git a/src/core/packet/packetClient.ts b/src/core/packet/packetClient.ts
index 0cd258ac..f9d353ad 100644
--- a/src/core/packet/packetClient.ts
+++ b/src/core/packet/packetClient.ts
@@ -1,16 +1,21 @@
-import { LogWrapper } from "@/common/log";
-import { LRUCache } from "@/common/lru-cache";
+import {LogWrapper} from "@/common/log";
+import {LRUCache} from "@/common/lru-cache";
 import WebSocket from "ws";
-import { createHash } from "crypto";
+import {createHash} from "crypto";
 
 export class PacketClient {
     private websocket: WebSocket | undefined;
     private isConnected: boolean = false;
     private reconnectAttempts: number = 0;
     private maxReconnectAttempts: number = 5;
-    //trace_id-type callback
-    private cb = new LRUCache<string, any>(500);
-    constructor(private url: string, public logger: LogWrapper) { }
+    private cb = new LRUCache<string, any>(500); // trace_id-type callback
+    private readonly clientUrl: string = '';
+    private readonly logger: LogWrapper;
+
+    constructor(url: string, logger: LogWrapper) {
+        this.clientUrl = url;
+        this.logger = logger;
+    }
 
     get available(): boolean {
         return this.isConnected && this.websocket !== undefined;
@@ -18,14 +23,14 @@ export class PacketClient {
 
     connect(): Promise<void> {
         return new Promise((resolve, reject) => {
-            this.logger.log.bind(this.logger)(`Attempting to connect to ${this.url}`);
-            this.websocket = new WebSocket(this.url);
+            this.logger.log.bind(this.logger)(`Attempting to connect to ${this.clientUrl}`);
+            this.websocket = new WebSocket(this.clientUrl);
             this.websocket.on('error', (err) => this.logger.logError.bind(this.logger)('[Core] [Packet Server] Error:', err.message));
 
             this.websocket.onopen = () => {
                 this.isConnected = true;
                 this.reconnectAttempts = 0;
-                this.logger.log.bind(this.logger)(`Connected to ${this.url}`);
+                this.logger.log.bind(this.logger)(`Connected to ${this.clientUrl}`);
                 resolve();
             };
 
@@ -42,7 +47,7 @@ export class PacketClient {
 
             this.websocket.onclose = () => {
                 this.isConnected = false;
-                this.logger.logWarn.bind(this.logger)(`Disconnected from ${this.url}`);
+                this.logger.logWarn.bind(this.logger)(`Disconnected from ${this.clientUrl}`);
                 this.attemptReconnect();
             };
         });
@@ -59,12 +64,13 @@ export class PacketClient {
                     });
                 }, 5000 * this.reconnectAttempts);
             } else {
-                this.logger.logError.bind(this.logger)(`Max reconnect attempts reached. Could not reconnect to ${this.url}`);
+                this.logger.logError.bind(this.logger)(`Max reconnect attempts reached. Could not reconnect to ${this.clientUrl}`);
             }
         } catch (error: any) {
             this.logger.logError.bind(this.logger)(`Error attempting to reconnect: ${error.message}`);
         }
     }
+
     async registerCallback(trace_id: string, type: string, callback: any): Promise<void> {
         this.cb.put(createHash('md5').update(trace_id).digest('hex') + type, callback);
     }
@@ -83,7 +89,8 @@ export class PacketClient {
         this.websocket.send(JSON.stringify(initMessage));
     }
 
-    async sendCommand(cmd: string, data: string, trace_id: string, rsp: boolean = false, timeout: number = 5000, sendcb: any = () => { }): Promise<any> {
+    async sendCommand(cmd: string, data: string, trace_id: string, rsp: boolean = false, timeout: number = 5000, sendcb: any = () => {
+    }): Promise<any> {
         return new Promise<any>((resolve, reject) => {
             if (!this.isConnected || !this.websocket) {
                 throw new Error("WebSocket is not connected");
@@ -113,9 +120,9 @@ export class PacketClient {
             }, timeout);
         });
     }
+
     private async handleMessage(message: any): Promise<void> {
         try {
-
             let json = JSON.parse(message.toString());
             let trace_id_md5 = json.trace_id_md5;
             let action = json?.type ?? 'init';