import type { RedisClientType } from 'redis';
export type RedisClient = RedisClientType<Record<string, never>, Record<string, never>, Record<string, never>>;
/**
 * Redis configuration type.
 *
 * Accepts either:
 * - A pre-configured redis client: `{ id, client }`
 * - Connection string: `{ id, connectionString }`
 * - Host/port config: `{ id, host, port?, password?, db? }`
 */
export type RedisConfig = {
    id: string;
    /**
     * When true, automatic initialization (table creation/migrations) is disabled.
     * This is useful for CI/CD pipelines where you want to:
     * 1. Run migrations explicitly during deployment (not at runtime)
     * 2. Use different credentials for schema changes vs runtime operations
     *
     * When disableInit is true:
     * - The storage will not automatically create/alter tables on first use
     * - You must call `storage.init()` explicitly in your CI/CD scripts
     *
     * @example
     * // In CI/CD script:
     * const storage = new RedisStore({ ...config, disableInit: false });
     * await storage.init(); // Explicitly run migrations
     *
     * // In runtime application:
     * const storage = new RedisStore({ ...config, disableInit: true });
     * // No auto-init, tables must already exist
     */
    disableInit?: boolean;
} & ({
    /**
     * Pre-configured redis client (from the official `redis` package).
     * Use this when you need to configure the client before initialization,
     * e.g., to set custom socket options or interceptors.
     *
     * @example
     * ```typescript
     * import { createClient } from 'redis';
     *
     * const client = createClient({
     *   url: 'redis://localhost:6379',
     *   socket: {
     *     reconnectStrategy: (retries) => Math.min(retries * 50, 2000),
     *   },
     * });
     * await client.connect();
     *
     * const store = new RedisStore({ id: 'my-store', client });
     * ```
     */
    client: RedisClient;
} | {
    /**
     * Redis connection string URL.
     *
     * @example
     * ```typescript
     * const store = new RedisStore({
     *   id: 'my-store',
     *   connectionString: 'redis://user:password@localhost:6379/0',
     * });
     * ```
     */
    connectionString: string;
} | {
    /**
     * Redis host address.
     */
    host: string;
    /**
     * Redis port number.
     * @default 6379
     */
    port?: number;
    /**
     * Redis password for authentication.
     */
    password?: string;
    /**
     * Redis database number.
     * @default 0
     */
    db?: number;
});
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