import { Type, ModuleMetadata, Provider } from '@nestjs/common';
import type { Cluster } from 'ioredis';
import { ClusterNode, ClusterOptions } from 'ioredis';
import { ClientNamespace } from '../../interfaces';
/**
 * @public
 */
export interface ClusterClientOptions extends ClusterOptions {
    /**
     * Client name. If client name is not given then it will be called "default".
     * Different clients must have different names.
     *
     * @defaultValue `"default"`
     */
    namespace?: ClientNamespace;
    /**
     * List of cluster nodes.
     *
     * @example
     * ```ts
     * // Connect with url
     * ['redis://:authpassword@127.0.0.1:16380']
     * ```
     *
     * @example
     * ```ts
     * // Connect with host, port
     * [{ host: '127.0.0.1', port: 16380 }]
     * ```
     */
    nodes: ClusterNode[];
    /**
     * Function to be executed as soon as the client is created.
     *
     * @param client - The new client created
     */
    onClientCreated?: (client: Cluster) => void;
}
/**
 * @public
 */
export interface ClusterModuleOptions {
    /**
     * If set to `true`, all clients will be closed automatically on nestjs application shutdown.
     *
     * @defaultValue `true`
     */
    closeClient?: boolean;
    /**
     * If set to `true`, then ready logging will be displayed when the client is ready.
     *
     * @defaultValue `false`
     */
    readyLog?: boolean;
    /**
     * If set to `true`, then errors that occurred while connecting will be displayed by the built-in logger.
     *
     * @defaultValue `true`
     */
    errorLog?: boolean;
    /**
     * Used to specify single or multiple clients.
     */
    config: ClusterClientOptions | ClusterClientOptions[];
}
/**
 * @public
 */
export interface ClusterModuleAsyncOptions extends Pick<ModuleMetadata, 'imports'> {
    useFactory?: (...args: any[]) => ClusterModuleOptions | Promise<ClusterModuleOptions>;
    useClass?: Type<ClusterOptionsFactory>;
    useExisting?: Type<ClusterOptionsFactory>;
    inject?: any[];
    extraProviders?: Provider[];
}
/**
 * @public
 */
export interface ClusterOptionsFactory {
    createClusterOptions: () => ClusterModuleOptions | Promise<ClusterModuleOptions>;
}