/**
 * State Schema Decorators - TypeScript Experimental Decorators
 *
 * 使用 TS 实验性装饰器（experimentalDecorators）以保证 Node.js 运行时兼容性
 */
import 'reflect-metadata';
import { FieldType, FieldMetadata } from '../types.js';
/**
 * @Field - 定义一个可序列化的字段
 *
 * @example
 * ```typescript
 * class Player {
 *   @Field('string') name: string = '';
 *   @Field('number') health: number = 100;
 *   @Field('boolean') isAlive: boolean = true;
 * }
 * ```
 */
export declare function Field(type: FieldType, optional?: boolean): (target: any, propertyKey: string) => void;
/**
 * @MapField - 定义一个 Map 集合字段
 *
 * @example
 * ```typescript
 * class GameState {
 *   @MapField(Player) players = new Map<string, Player>();
 * }
 * ```
 */
export declare function MapField(valueType: Function): (target: any, propertyKey: string) => void;
/**
 * @ArrayField - 定义一个 Array 集合字段
 *
 * @example
 * ```typescript
 * class GameState {
 *   @ArrayField('number') scores: number[] = [];
 *   @ArrayField(Item) inventory: Item[] = [];
 * }
 * ```
 */
export declare function ArrayField(type: FieldType): (target: any, propertyKey: string) => void;
/**
 * @SetField - 定义一个 Set 集合字段
 *
 * @example
 * ```typescript
 * class GameState {
 *   @SetField('string') activePlayers = new Set<string>();
 * }
 * ```
 */
export declare function SetField(type: FieldType): (target: any, propertyKey: string) => void;
/**
 * 获取类的所有字段元数据
 */
export declare function getFieldsMetadata(target: any): Map<string, FieldMetadata>;
/**
 * 检查对象是否有 State 装饰器定义
 */
export declare function hasStateMetadata(target: any): boolean;
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