/**
 * @module SharedLock
 */
import { type MiddlewareFn } from "../../../middleware/contracts/_module.js";
import { type ISharedLockFactoryBase } from "../../../shared-lock/contracts/_module.js";
import { type ITimeSpan } from "../../../time-span/contracts/time-span.contract.js";
import { type Invokable } from "../../../utilities/_module.js";
/**
 * @group Middleware
 */
export declare const SHARED_LOCK_WHEN: {
    readonly READER: "READER";
    readonly WRITER: "WRITER";
};
export type SharedLockWhenSetting = (typeof SHARED_LOCK_WHEN)[keyof typeof SHARED_LOCK_WHEN];
/**
 * @group Middleware
 */
export type SharedLockMiddlewareSettings<TParameters extends Array<unknown> = Array<unknown>> = {
    /**
     * @default
     * ```ts
     * (...args) => JSON.stringify(args)
     * ```
     */
    key?: Invokable<TParameters, string>;
    /**
     * @default
     * ```ts
     * import { v4 } from "uuid";
     *
     * () => v4()
     * ```
     */
    lockId?: Invokable<TParameters, string>;
    ttl?: ITimeSpan | null;
    limit: number;
    when: SharedLockWhenSetting;
};
/**
 * IMPORT_PATH: `"@daiso-tech/core/shared-lock/middlewares"`
 * @group Middleware
 */
export declare function sharedLockMiddlewareFactory(sharedLockFactory: ISharedLockFactoryBase): <TParameters extends Array<unknown>, TReturn>(settings: SharedLockMiddlewareSettings<TParameters>) => MiddlewareFn<TParameters, Promise<TReturn>>;