/**
 * Validation decorators for parameter, role, and permission checking
 */
import { ChatContext } from '@/types/models';
import type { DecoratorHandler } from './base';
/**
 * Decorator that only executes if message has parameters
 */
export declare function HasParam(target: any, propertyKey: string, descriptor: PropertyDescriptor): PropertyDescriptor;
/**
 * Decorator that only executes if message is a reply
 */
export declare function IsReply(target: any, propertyKey: string, descriptor: PropertyDescriptor): PropertyDescriptor;
/**
 * Decorator that only executes if user has specific roles or passes custom validation
 * @param allowedRolesOrValidator - 허용된 역할 배열 또는 커스텀 검증 함수
 * @param callbackOrLabel - 권한이 없을 때 실행될 콜백 함수 또는 커스텀 검증 함수의 레이블 텍스트
 * @param callback - 권한이 없을 때 실행될 콜백 함수 (커스텀 레이블 사용 시)
 */
export declare function HasRole(allowedRolesOrValidator: string[] | ((context: ChatContext) => Promise<boolean> | boolean), callbackOrLabel?: string | ((context: ChatContext, allowedRoles: string[] | undefined, userRole: string | null) => Promise<void>), callback?: (context: ChatContext, allowedRoles: string[] | undefined, userRole: string | null) => Promise<void>): (target: any, propertyKey: string, descriptor: PropertyDescriptor) => PropertyDescriptor;
/**
 * Decorator that only executes if user is admin (HOST or MANAGER)
 */
export declare function IsAdmin(target: any, propertyKey: string, descriptor: PropertyDescriptor): PropertyDescriptor;
/**
 * Decorator that only executes if user is not banned
 */
export declare function IsNotBanned(target: any, propertyKey: string, descriptor: PropertyDescriptor): PropertyDescriptor;
/**
 * Decorator for throttling commands (rate limiting)
 * @param maxCalls - 최대 호출 횟수
 * @param windowMs - 시간 창 (밀리초)
 * @param callback - 제한 시 실행될 콜백 함수
 */
export declare function Throttle(maxCalls: number, windowMs: number, callback?: (context: ChatContext, maxCalls: number, windowMs: number, msUntilNext: number) => Promise<void>): (target: any, propertyKey: string, descriptor: PropertyDescriptor) => PropertyDescriptor;
/**
 * Room decorator for restricting execution to specific rooms
 * Can be used as both class decorator and method decorator
 * @param roomIds - 허용된 방 ID 배열
 */
export declare function AllowedRoom(roomIds: string[]): ClassDecorator & MethodDecorator;
/**
 * Function-based decorators for easier use (backward compatibility)
 */
export declare const decorators: {
    hasParam: (handler: DecoratorHandler) => DecoratorHandler;
    isReply: (handler: DecoratorHandler) => DecoratorHandler;
    isAdmin: (handler: DecoratorHandler) => DecoratorHandler;
    isNotBanned: (handler: DecoratorHandler) => DecoratorHandler;
};
export declare const hasParam: (handler: DecoratorHandler) => DecoratorHandler;
export declare const isReply: (handler: DecoratorHandler) => DecoratorHandler;
export declare const isAdmin: (handler: DecoratorHandler) => DecoratorHandler;
export declare const isNotBanned: (handler: DecoratorHandler) => DecoratorHandler;
/**
 * Debug function to check room restrictions for a method
 */
export declare function debugRoomRestrictions(method: Function, controllerConstructor?: Function): void;
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