angular chat realtime didnt work between pc and mobile (backend springboot work fine)

chat real time between two pc work fine..between pc and mobile dont work.. from pc when i click on submit the data are already inserted in database but in frontend it show nothing the backend work fine..any help please ggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg

websocketservice

import { Injectable } from '@angular/core';
import { WebSocketSubject } from 'rxjs/webSocket';
import { catchError } from 'rxjs/operators';
import { of } from 'rxjs';

@Injectable({
  providedIn: 'root',
})
export class WebSocketService {
  public socket$: WebSocketSubject;

  constructor() {
    // Initialize WebSocket connection
    this.socket$ = new WebSocketSubject({
      url: 'ws://localhost:8088/ws', // Replace with your WebSocket URL
      deserializer: (e) => {
        // Attempt to parse JSON, or return plain text if parsing fails
        try {
          return JSON.parse(e.data);
        } catch (error) {
          console.warn('Received non-JSON message:', e.data);
          return e.data;  // Return as plain text if not JSON
        }
      },
      serializer: (msg) => {
        // Serialize outgoing messages to JSON (assuming you want to send JSON)
        return JSON.stringify(msg);
      },
    });

    // Subscribe to the WebSocket messages
    this.socket$.pipe(
      catchError((error) => {
        console.error('WebSocket error:', error);
        return of(null); // Gracefully handle errors
      })
    ).subscribe((message) => {
      if (typeof message === 'string') {
        // Handle plain text message
        console.log('Received plain text:', message);
      } else if (message && message.message) {
        // Handle JSON message (assuming message is in { message: string } format)
        console.log('Received JSON message:', message);
      } else {
        console.log('Received unknown format:', message);
      }
    });
  }

  // Send a message to the WebSocket server
  sendMessage(message: any) {
    this.socket$.next(message);
  }

  getMessages() {
    return this.socket$.asObservable();
  }

  // Close the WebSocket connection
  closeConnection() {
    this.socket$.complete();
  }
}

sendFunction in chatcomponentts

  // Send a message through WebSocket
  sendMessage(): void {

    console.log("user sender id : ",this.userSenderId);
    

    const chatMessage = {

      messageStatus:'UNSEEN',
      senderId:this.userSenderId,
      receiverId: this.ownerid,
      message:this.message
    }


    this.chatService.sendMessageBetweenTwoUsers(chatMessage).subscribe((data)=>{
      this.webSocketService.sendMessage(chatMessage.message);
      this.chatData.push(data);
      // this.getUserContacts(this.userSenderId);
      this.getUserContactsWithCount(this.userSenderId);

    })

    if (this.message.trim()) {
      console.log('Message Sent:', this.message);
      
      const messagePayload = {
        senderId: this.userSenderId,  // Current user sender ID
        receiverId: this.ownerid,  // ID of the recipient
        message: this.message.trim()  // The message content
      };

      // Send the message to the WebSocket server
      this.webSocketService.sendMessage(messagePayload);


      this.message = '';  // Clear the message input field after sending
    }
  }