import type { S3Client } from "@aws-sdk/client-s3";
import type { Adapter } from "../index.js";
export interface DigitalOceanSpacesAdapterOptions {
    /** Spaces name. The adapter scopes all operations to it. */
    bucket: string;
    /**
     * Spaces datacenter region, e.g. `"nyc3"`, `"sfo3"`, `"ams3"`, `"fra1"`,
     * `"sgp1"`, `"syd1"`, `"blr1"`, `"tor1"`, `"lon1"`. Drives the endpoint
     * host; there's no env-var fallback (no `DO_REGION` convention).
     */
    region: string;
    /**
     * Override the Spaces endpoint. When unset, defaults to
     * `https://${region}.digitaloceanspaces.com`. Spaces routes by Host header
     * — the SDK prepends the bucket subdomain for virtual-hosted style.
     */
    endpoint?: string;
    /**
     * Static credentials. Falls back to `DO_SPACES_KEY`; required if that env
     * var isn't set.
     */
    accessKeyId?: string;
    /**
     * Static credentials. Falls back to `DO_SPACES_SECRET`; required if that
     * env var isn't set.
     */
    secretAccessKey?: string;
    /**
     * Use path-style addressing (`/<bucket>/<key>`) rather than virtual-hosted
     * style. Defaults to `false` — virtual-hosted is canonical for Spaces.
     */
    forcePathStyle?: boolean;
    /**
     * Origin used to build URLs from `url()`. When set, `url(key)` returns
     * `${publicBaseUrl}/${key}` and skips signing — typical values are the
     * Spaces CDN host (`https://${bucket}.${region}.cdn.digitaloceanspaces.com`)
     * or a custom CNAME. 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 DigitalOceanSpacesAdapter = Adapter<S3Client>;
export declare const digitaloceanSpaces: (opts: DigitalOceanSpacesAdapterOptions) => DigitalOceanSpacesAdapter;
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