import { BlockSize } from './enumerations/blockSize';
import { Checksum } from './types';
export interface BlockInfo {
    id: string;
    checksum: Checksum;
    size: number;
    index: number;
}
export interface FileReceipt {
    id: string;
    fileName: string;
    originalSize: number;
    blockCount: number;
    blocks: BlockInfo[];
    cblData: number[];
    magnetUrl: string;
    type?: 'file' | 'message';
    messageMetadata?: {
        senderId: string;
        recipients: string[];
        timestamp: Date;
        content?: string;
    };
}
export declare class BrightChain {
    private blockStore;
    private _supportedBlockSizes;
    /**
     * @deprecated Use `supportedBlockSizes` instead.
     * Returns the first supported block size for backward compatibility.
     */
    get blockSize(): BlockSize;
    /**
     * The block sizes supported by this BrightChain instance.
     */
    get supportedBlockSizes(): readonly BlockSize[];
    /**
     * Create a BrightChain instance.
     * @param blockSizes - A single BlockSize or array of BlockSize values to support.
     *                     Defaults to [BlockSize.Small] for backward compatibility.
     */
    constructor(blockSizes?: BlockSize | readonly BlockSize[]);
    storeFile(fileData: Uint8Array, fileName?: string): Promise<FileReceipt>;
    retrieveFile(receipt: FileReceipt): Promise<Uint8Array>;
    private createCBL;
    private createMagnetUrl;
}
//# sourceMappingURL=brightChain.d.ts.map