/**
 * @module SharedLock
 */
import { type Redis, type Result } from "ioredis";
import { type IReadableContext } from "../../../../execution-context/contracts/_module.js";
import { type ISharedLockAdapter, type ISharedLockAdapterState, type SharedLockAcquireSettings } from "../../../../shared-lock/contracts/_module.js";
import { type TimeSpan } from "../../../../time-span/implementations/_module.js";
declare module "ioredis" {
    interface RedisCommander<Context> {
        daiso_shared_lock_acquire_writer(key: string, lockId: string, expiration: number | null): Result<1 | 0, Context>;
        daiso_shared_lock_release_writer(key: string, lockId: string): Result<1 | 0, Context>;
        daiso_shared_lock_refresh_writer(key: string, lockId: string, expiration: number): Result<1 | 0, Context>;
        daiso_shared_lock_force_release_writer(key: string): Result<1 | 0, Context>;
        daiso_shared_lock_acquire_reader(key: string, lockId: string, limit: number, expiration: number | null, now: number): Result<1 | 0, Context>;
        daiso_shared_lock_release_reader(key: string, lockId: string, now: number): Result<1 | 0, Context>;
        daiso_shared_lock_refresh_reader(key: string, lockId: string, expiration: number, now: number): Result<1 | 0, Context>;
        daiso_shared_lock_force_release_all_readers(key: string, now: number): Result<1 | 0, Context>;
        daiso_shared_lock_force_release(key: string, now: number): Result<1 | 0, Context>;
        /**
         * Returns {@link IRedisJsonSharedLockState | `IRedisJsonSharedLockState | null`} as json string.
         */
        daiso_shared_lock_get_state(key: string, now: number): Result<string, Context>;
    }
}
/**
 * To utilize the `RedisSharedLockAdapter`, you must install the [`"ioredis"`](https://www.npmjs.com/package/ioredis) package.
 *
 * Note in order to use `RedisSharedLockAdapter` correctly, ensure you use a single, consistent database across all server instances.
 *
 * IMPORT_PATH: `"@daiso-tech/core/shared-lock/redis-shared-lock-adapter"`
 * @group Adapters
 */
export declare class RedisSharedLockAdapter implements ISharedLockAdapter {
    private readonly database;
    /**
     * @example
     * ```ts
     * import { RedisSharedLockAdapter } from "@daiso-tech/core/shared-lock/redis-shared-lock-adapter";
     * import Redis from "ioredis";
     *
     * const database = new Redis("YOUR_REDIS_CONNECTION_STRING");
     * const sharedLockAdapter = new RedisSharedLockAdapter(database);
     * ```
     */
    constructor(database: Redis);
    private static getWriterKey;
    private static getReaderKey;
    private initAquireWriterCommand;
    private initReleaseWriterCommand;
    private initRefreshWriterCommand;
    private static _forceReleaseWriter;
    private initForceReleaseWriterCommand;
    private static getLimitKey;
    private static removeExpiredSlots;
    private static getOrSetLimit;
    private static isLimitReached;
    private static hasSlotId;
    private static addSlot;
    private static updateKeyExpiration;
    private static removeSemaphoreIfEmpty;
    private initAquireReaderCommand;
    private initReleaseReaderCommand;
    private initRefreshReaderCommand;
    private static _forceReleaseAllReaders;
    private initForceReleaseAllReadersCommand;
    private initForceReleaseCommand;
    private static getWriterState;
    private static getReaderState;
    private initGetStateCommand;
    acquireWriter(_context: IReadableContext, key: string, lockId: string, ttl: TimeSpan | null): Promise<boolean>;
    releaseWriter(_context: IReadableContext, key: string, lockId: string): Promise<boolean>;
    refreshWriter(_context: IReadableContext, key: string, lockId: string, ttl: TimeSpan): Promise<boolean>;
    forceReleaseWriter(_context: IReadableContext, key: string): Promise<boolean>;
    acquireReader(settings: SharedLockAcquireSettings): Promise<boolean>;
    releaseReader(_context: IReadableContext, key: string, lockId: string): Promise<boolean>;
    refreshReader(_context: IReadableContext, key: string, lockId: string, ttl: TimeSpan): Promise<boolean>;
    forceReleaseAllReaders(_context: IReadableContext, key: string): Promise<boolean>;
    forceRelease(_context: IReadableContext, key: string): Promise<boolean>;
    getState(_context: IReadableContext, key: string): Promise<ISharedLockAdapterState | null>;
}