import { OnGatewayConnection, OnGatewayDisconnect } from '@nestjs/websockets';
import { Socket } from 'socket.io';
import { PricesService } from './prices.service';
export declare class PriceGateway implements OnGatewayConnection, OnGatewayDisconnect {
    private readonly service;
    private server;
    constructor(service: PricesService);
    handleConnection(client: Socket): void;
    handleDisconnect(client: Socket): void;
    handleUpdatePrice(): void;
}