/**
 * EDV HTTP client. The data plane lives here — DIDComm messages never
 * carry encrypted blob bytes per spec § EDV Usage.
 *
 *   * `Authorization: ZcapLD <b64-no-padding>,<b64-no-padding>,...`
 *     (child-to-root capability chain)
 *   * `Content-Type: application/json` request bodies
 *   * Response codes: 200/201/204 success; 401 cap-unauthorized;
 *     404 doc-not-found / vault-not-found; 409 concurrency-conflict
 *
 * Uses the global `fetch` so no extra HTTP dep is needed.
 */
import type { Capability } from '../zcap';
import { type EncryptedDocument, type QueryRequest, type QueryResponse } from './types';
export interface EdvClientOptions {
    /**
     * Optional `fetch` override. Defaults to `globalThis.fetch`. Useful
     * for injecting a tracing wrapper or a test stub.
     */
    fetch?: typeof globalThis.fetch;
}
export declare class EdvClient {
    private fetchFn;
    constructor(opts?: EdvClientOptions);
    /**
     * `POST /edvs/{vault_id}/documents`. Server enforces `sequence === 0`
     * on create and that `Authorization: ZcapLD` includes write.
     */
    createDocument(args: {
        baseUrl: string;
        document: EncryptedDocument;
        chain: Capability[];
    }): Promise<EncryptedDocument>;
    /**
     * `GET /edvs/{vault_id}/documents/{doc_id}`. Returns the
     * `EncryptedDocument` whose `jwe` field the caller then decrypts
     * locally via the JWE module.
     */
    getDocument(args: {
        baseUrl: string;
        docId: string;
        chain: Capability[];
    }): Promise<EncryptedDocument>;
    /**
     * `PUT /edvs/{vault_id}/documents/{doc_id}`. Server enforces
     * `sequence == stored.sequence + 1` (RFC 7517 OCC).
     */
    updateDocument(args: {
        baseUrl: string;
        document: EncryptedDocument;
        chain: Capability[];
    }): Promise<EncryptedDocument>;
    /**
     * `DELETE /edvs/{vault_id}/documents/{doc_id}`. Server returns 204.
     */
    deleteDocument(args: {
        baseUrl: string;
        docId: string;
        chain: Capability[];
    }): Promise<void>;
    /**
     * `POST /edvs/{vault_id}/query`. Equality-only HMAC indexes per
     * spec § EDV Usage § Indexes.
     */
    query(args: {
        baseUrl: string;
        request: QueryRequest;
        chain: Capability[];
    }): Promise<QueryResponse>;
    private headers;
    private parseJson;
    private raiseFromResponse;
}
/** Encode a capability chain into the `Authorization: ZcapLD ...` value. */
export declare function encodeChainHeader(chain: Capability[]): string;