import { EmptyObject } from "../game/nlcore/elements/transition/type";
type ConfigHandler<T, U> = (config: T) => U;
type ConfigHandlersDataType<T extends Record<string, any>> = {
    [K in keyof T]?: any;
};
export type MergeConfig<Raw extends Record<string, any>, Handlers extends ConfigHandlersDataType<Raw> = Record<string, any>> = {
    [K in keyof Raw]: K extends keyof Handlers ? Handlers[K] : Raw[K];
};
export type ConfigHandlers<Raw extends Record<string, any>, Handlers extends ConfigHandlersDataType<Raw>> = {
    [K in keyof Raw]?: ConfigHandler<Raw[K], Handlers[K]>;
};
export declare class ConfigConstructor<Raw extends Record<string, any>, Handlers extends ConfigHandlersDataType<Raw> = EmptyObject> {
    private defaultConfig;
    private readonly handlers;
    constructor(defaultConfig: Raw, handlers?: ConfigHandlers<Raw, Handlers>);
    create(config?: Partial<Raw>): Config<Raw, Handlers>;
    copy(): ConfigConstructor<Raw, Handlers>;
    keys(): (keyof Raw)[];
    getDefaultConfig(): Raw;
    private mergeWithDefaultConfig;
    private mergeValue;
    private isPlainObject;
    private applyHandler;
}
export declare class Config<Raw extends Record<string, any>, Handlers extends ConfigHandlersDataType<Raw> = EmptyObject> {
    private config;
    constructor(config: MergeConfig<Raw, Handlers>);
    get(): MergeConfig<Raw, Handlers>;
    copy(): Config<Raw, Handlers>;
    join<T extends Record<string, any>>(config: T | Config<T, any>): Config<Omit<Raw, keyof T> & T, Handlers>;
    extract<T extends Extract<keyof MergeConfig<Raw, Handlers>, string>>(keys: T[]): [
        picked: Config<Pick<MergeConfig<Raw, Handlers>, T>, Handlers>,
        rest: Config<Omit<MergeConfig<Raw, Handlers>, T>, Handlers>
    ];
    assign(config: Partial<MergeConfig<Raw, Handlers>>): Config<Raw, Handlers>;
}
export {};