import { Blob } from '@aztec/blob-lib';
import { type Logger } from '@aztec/foundation/log';
import type { BlobArchiveClient } from '../archive/interface.js';
import { BlobWithIndex } from '../types/blob_with_index.js';
import { type BlobSinkConfig } from './config.js';
import type { BlobSinkClientInterface } from './interface.js';
export declare class HttpBlobSinkClient implements BlobSinkClientInterface {
    private readonly opts;
    protected readonly log: Logger;
    protected readonly config: BlobSinkConfig;
    protected readonly archiveClient: BlobArchiveClient | undefined;
    protected readonly fetch: typeof fetch;
    constructor(config?: BlobSinkConfig, opts?: {
        logger?: Logger;
        archiveClient?: BlobArchiveClient;
        onBlobDeserializationError?: 'warn' | 'trace';
    });
    testSources(): Promise<void>;
    sendBlobsToBlobSink(blobs: Blob[]): Promise<boolean>;
    /**
     * Get the blob sidecar
     *
     * If requesting from the blob sink, we send the blobkHash
     * If requesting from the beacon node, we send the slot number
     *
     * 1. First atttempts to get blobs from a configured blob sink
     * 2. On failure, attempts to get blobs from the list of configured consensus hosts
     * 3. On failure, attempts to get blobs from an archive client (eg blobscan)
     * 4. Else, fails
     *
     * @param blockHash - The block hash
     * @param indices - The indices of the blobs to get
     * @returns The blobs
     */
    getBlobSidecar(blockHash: `0x${string}`, blobHashes: Buffer[], indices?: number[]): Promise<BlobWithIndex[]>;
    private getBlobsFromSink;
    getBlobSidecarFrom(hostUrl: string, blockHashOrSlot: string | number, blobHashes?: Buffer[], indices?: number[], l1ConsensusHostIndex?: number): Promise<BlobWithIndex[]>;
    private fetchBlobSidecars;
    private getLatestSlotNumber;
    /**
     * Get the slot number from the consensus host
     * As of eip-4788, the parentBeaconBlockRoot is included in the execution layer.
     * This allows us to query the consensus layer for the slot number of the parent block, which we will then use
     * to request blobs from the consensus layer.
     *
     * If this returns undefined, it means that we are not connected to a real consensus host, and we should
     * query blobs with the blockHash.
     *
     * If this returns a number, then we should query blobs with the slot number
     *
     * @param blockHash - The block hash
     * @returns The slot number
     */
    private getSlotNumber;
}
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