import type { Manager } from '../manager';
import * as Decorators from './decorators';
import * as methods from './methods';
export declare class Entity {
    static Register: typeof Decorators.Register;
    static Field: typeof Decorators.Field;
    static Edge: typeof Decorators.Edge;
    static className: string;
    static fields: string[];
    static fromJSON<TEntity extends Entity>(this: TEntity, json: {
        [key: string]: any;
    }): TEntity;
    static isEquals(entity1: Entity, entity2: Entity): boolean;
    constructor();
    get attributes(): methods.IAttributes;
    get systemAttributes(): methods.ISystemAttributes;
    get(key: string): any;
    set(key: string, value: any): void;
    unset(key: string): void;
    getSystem(key: string): any;
    setSystem(key: string, value: any): void;
    get className(): string;
    get id(): string;
    get isFetched(): boolean;
    get createdAt(): Date;
    get updatedAt(): Date;
    getEdge<Dst extends Entity = Entity>(edgeName: string, dstClassName: string | (new () => Dst)): import("..").Edge<Dst>;
    getEdgeDst<Src extends Entity = Entity>(edgeName: string, srcClassName: string | (new () => Src)): import("..").Edge<Src>;
    getEdgeSingle<Dst extends Entity = Entity>(edgeName: string, srcClassName: string | (new () => Dst)): import("..").EdgeSingle<Dst>;
    getEdgeDstSingle<Src extends Entity = Entity>(edgeName: string, srcClassName: string | (new () => Src)): import("..").EdgeSingle<Src>;
    getPlain(plainName: string): import("..").Plain<this>;
    toJSON(): any;
    toQuery(): import("..").Query<Entity>;
    fetch(manager: Manager, deep?: number): Promise<this>;
    subscribe(manager: Manager, callback: (oldValue: this, newValue: this) => any, deep?: number): () => any;
}