import { RpcMessage } from "../codec/MessageCodec.js";
import { SendFn } from "../presence/PresenceBroadcaster.js";
//#region src/addons/netblocks/src/core/rpc/NetEvents.d.ts
export type RpcHandler<T = unknown> = (payload: T, fromPeerId: string) => void;
export declare class NetEvents {
  private _handlers;
  private _send;
  constructor(send: SendFn);
  /** Subscribe to a topic. Returns an unsubscribe function. */
  on<T = unknown>(topic: string, handler: RpcHandler<T>): () => void;
  off(topic: string, handler: RpcHandler): void;
  /** Broadcast `payload` on `topic` to every other peer. */
  emit<T = unknown>(topic: string, payload: T): void;
  /** Send `payload` only to one peer. */
  emitTo<T = unknown>(targetPeerId: string, topic: string, payload: T): void;
  /** Internal: dispatch an inbound RPC message to local handlers. */
  _dispatch(msg: RpcMessage): void;
}
/**
 * Strongly-typed view over a NetEvents instance. Each topic in `TEventMap`
 * declares its payload shape; `on` / `emit` / `emitTo` then infer the
 * payload type from the topic name.
 *
 * The runtime is the same NetEvents — this is purely a TypeScript wrapper:
 *
 * ```ts
 * type Events = {
 *   chat: {text: string};
 *   ping: number;
 * };
 * const e = typedEvents<Events>(session.events);
 * e.on('chat', (p) => p.text);   // p is {text: string}
 * e.emit('ping', 42);            // payload must be number
 * ```
 */
export interface TypedNetEvents<TEventMap extends Record<string, unknown>> {
  on<K extends keyof TEventMap & string>(topic: K, handler: (payload: TEventMap[K], fromPeerId: string) => void): () => void;
  off<K extends keyof TEventMap & string>(topic: K, handler: (payload: TEventMap[K], fromPeerId: string) => void): void;
  emit<K extends keyof TEventMap & string>(topic: K, payload: TEventMap[K]): void;
  emitTo<K extends keyof TEventMap & string>(targetPeerId: string, topic: K, payload: TEventMap[K]): void;
}
export declare function typedEvents<TEventMap extends Record<string, unknown>>(events: NetEvents): TypedNetEvents<TEventMap>;
//#endregion