/// <reference types="@cardsgame/types" />
import type { Room } from "../room/base.js";
import type { State } from "../state/state.js";
import { Command } from "../command.js";
export declare class Broadcast<MoreMessageTypes extends Record<string, unknown> = Record<string, unknown>, T extends keyof AllServerMessageTypes<MoreMessageTypes> = keyof AllServerMessageTypes<MoreMessageTypes>> extends Command {
    type: T;
    message: AllServerMessageTypes<MoreMessageTypes>[T];
    constructor(type: T, message?: AllServerMessageTypes<MoreMessageTypes>[T]);
    execute(state: State, room: Room<any, MoreMessageTypes>): Promise<void>;
    undo(state: State, room: Room<any, MoreMessageTypes>): Promise<void>;
}