import type { S3Client } from "@aws-sdk/client-s3";
import type { Adapter } from "../index.js";
export interface WasabiAdapterOptions {
    /** Wasabi bucket name. The adapter scopes all operations to it. */
    bucket: string;
    /**
     * Wasabi storage region, e.g. `"us-east-1"`, `"us-east-2"`, `"us-central-1"`,
     * `"us-west-1"`, `"ca-central-1"`, `"eu-central-1"`, `"eu-central-2"`,
     * `"eu-west-1"`, `"eu-west-2"`, `"ap-northeast-1"`, `"ap-northeast-2"`,
     * `"ap-southeast-1"`, `"ap-southeast-2"`. Drives the endpoint host
     * (`https://s3.<region>.wasabisys.com`); there's no env-var fallback.
     * Doubles as the SigV4 region. The region names mirror AWS but the
     * endpoints are Wasabi's own — buckets live in exactly one region.
     */
    region: string;
    /**
     * Override the Wasabi endpoint. When unset, defaults to
     * `https://s3.${region}.wasabisys.com`. Wasabi routes by Host header — the
     * SDK prepends the bucket subdomain for virtual-hosted style.
     */
    endpoint?: string;
    /**
     * Static access key ID. Falls back to `WASABI_ACCESS_KEY_ID`; required if
     * that env var isn't set.
     */
    accessKeyId?: string;
    /**
     * Static secret access key. Falls back to `WASABI_SECRET_ACCESS_KEY`;
     * required if that env var isn't set.
     */
    secretAccessKey?: string;
    /**
     * Use path-style addressing (`/<bucket>/<key>`) rather than virtual-hosted
     * style. Defaults to `false` — virtual-hosted is canonical for Wasabi.
     */
    forcePathStyle?: boolean;
    /**
     * Origin used to build URLs from `url()`. When set, `url(key)` returns
     * `${publicBaseUrl}/${key}` and skips signing — for buckets with public
     * read policy, the natural value is
     * `https://${bucket}.s3.${region}.wasabisys.com`; a custom CNAME fronting
     * the bucket also works. Wasabi has no built-in CDN, so leaving this
     * unset is the common case. When unset, `url()` falls back to a presigned
     * GetObject (default expiry: 1 hour).
     */
    publicBaseUrl?: string;
    /**
     * Default expiry, in seconds, for the presigned URLs returned by `url()`
     * when `publicBaseUrl` is not set. Defaults to 3600 (1 hour).
     */
    defaultUrlExpiresIn?: number;
}
export type WasabiAdapter = Adapter<S3Client>;
export declare const wasabi: (opts: WasabiAdapterOptions) => WasabiAdapter;
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