import { Constructor } from '../types';
import { TransformFnParams } from 'class-transformer';
/**
 * 扩展的TransformFnParams，包含context
 */
export interface ExtendedTransformFnParams extends TransformFnParams {
    context?: any;
}
/**
 * DTO服务装饰器 - 标记可以在DTO中使用的服务
 */
export declare const DTO_SERVICE_KEY = "dto:service-name";
export declare function DtoService(serviceName?: string): ClassDecorator;
/**
 * 使用服务装饰器 - 在DTO类中声明需要的服务
 */
export declare const DTO_REQUIRED_SERVICES_KEY = "dto:required-services";
export declare function UseServices(...serviceTokens: Array<string | Constructor<any>>): ClassDecorator;
/**
 * DTO类装饰器 - 标记这是一个DTO类并关联到Entity
 */
export declare const DTO_ENTITY_KEY = "dto:entity";
export declare function Dto(entityClass: Constructor<any>): ClassDecorator;
/**
 * DTO字段装饰器 - 类似@Column，用于DTO类
 */
export interface DtoFieldOptions {
    source?: string;
    transform?: (value: any) => any;
}
export declare function DtoField(source?: string, transform?: (value: any) => any): PropertyDecorator;
export declare function DtoField(options?: DtoFieldOptions): PropertyDecorator;
/**
 * DTO计算字段装饰器 - 用于需要计算的复杂字段
 */
export declare function DtoComputed(computeFn: (entity: any, context?: any) => any): PropertyDecorator;