import type { S3Client } from "@aws-sdk/client-s3";
import type { Adapter } from "../index.js";
export interface IdriveE2AdapterOptions {
    /** iDrive e2 bucket name. The adapter scopes all operations to it. */
    bucket: string;
    /**
     * iDrive e2 endpoint URL. Required — iDrive e2 hostnames are tied to the
     * storage region/cluster your bucket was provisioned in and don't follow
     * a public pattern; copy the endpoint from the iDrive e2 dashboard
     * (Access Keys → Endpoint). Example: `https://q9z7.va.idrivee2-NN.com`.
     */
    endpoint: string;
    /**
     * Static credentials. Falls back to `IDRIVE_E2_ACCESS_KEY_ID`; required if
     * that env var isn't set.
     */
    accessKeyId?: string;
    /**
     * Static credentials. Falls back to `IDRIVE_E2_SECRET_ACCESS_KEY`;
     * required if that env var isn't set.
     */
    secretAccessKey?: string;
    /**
     * SigV4 region. Defaults to `"us-east-1"`. iDrive e2 ignores it for
     * routing (the endpoint host carries the region info), but the SigV4
     * signature still needs *some* value.
     */
    region?: string;
    /**
     * Use path-style addressing (`/<bucket>/<key>`) rather than virtual-hosted
     * style. Defaults to `false` — iDrive e2 supports virtual-hosted style on
     * the bucket subdomain.
     */
    forcePathStyle?: boolean;
    /**
     * Origin used to build URLs from `url()`. When set, `url(key)` returns
     * `${publicBaseUrl}/${key}` and skips signing. iDrive e2 has no built-in
     * CDN, so this is typically a custom CNAME or reverse proxy fronting the
     * bucket. 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 IdriveE2Adapter = Adapter<S3Client>;
export declare const idriveE2: (opts: IdriveE2AdapterOptions) => IdriveE2Adapter;
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