import { binToHex, sha256 } from '@bitauth/libauth';

/**
 * Converts a script to a scriptHash.
 * @param {Uint8Array} script - The script to convert.
 * @returns {string} The scriptHash as a reversed hex string.
 */
export const scriptToScriptHash = (script: Uint8Array): string => {
    // Hash the script.
    const hash = sha256.hash(script);

    // Reverse the hash. (Electrum style, reverse switches to little endian representation)
    const reversed = hash.reverse();

    // Convert the reversed hash to hex.
    return binToHex(reversed);
};