import type { Broadcaster } from './broadcaster';
import type { BroadcastServer } from './server';
/**
 * Create global helper instance
 */
export declare function createHelpers(server: BroadcastServer, broadcaster: Broadcaster): BroadcastHelpers;
export declare class BroadcastHelpers {
  constructor(server: BroadcastServer, broadcaster: Broadcaster);
  toUser<TData = unknown>(userId: string | number, event: string, data: TData): void;
  toUsers<TData = unknown>(userIds: Array<string | number>, event: string, data: TData): void;
  exceptUsers<TData = unknown>(userIds: Array<string | number>, channel: string, event: string, data: TData): void;
  toAll<TData = unknown>(event: string, data: TData): void;
  toRole<TData = unknown>(role: string, event: string, data: TData): void;
  notify(userId: string | number, notification: {
    title: string
    body: string
    type?: 'info' | 'success' | 'warning' | 'error'
    data?: unknown
  }): void;
  notifyUsers(userIds: Array<string | number>, notification: {
    title: string
    body: string
    type?: 'info' | 'success' | 'warning' | 'error'
    data?: unknown
  }): void;
  systemMessage(message: string, type?: 'info' | 'warning' | 'error'): void;
  modelUpdated<TData = unknown>(model: string, id: string | number, data: TData): void;
  modelCreated<TData = unknown>(model: string, data: TData): void;
  modelDeleted(model: string, id: string | number): void;
  getUserConnectionCount(userId: string | number): number;
  isUserOnline(userId: string | number): boolean;
  getOnlineUsers(channelName: string): any[];
  getPresenceCount(channelName: string): number;
}