@btc-vision/transaction/build/generators/AddressGenerator.js

OPNet transaction library allows you to create and sign transactions for the OPNet network.

import { bech32, bech32m } from 'bech32';
import { ripemd160 } from '@btc-vision/bitcoin';
export class AddressGenerator {
    // Generate a valid SegWit address from random bytes
    static generatePKSH(sha256Hash, network) {
        if (sha256Hash.length !== 32)
            throw new Error('Invalid hash length');
        const pkh = ripemd160(sha256Hash);
        return this.toSegwitAddress(pkh, network);
    }
    // Generate a valid Taproot address from a public key
    static generateTaprootAddress(pubKey, network) {
        if (pubKey.length !== 32)
            throw new Error('Invalid public key length');
        // Convert the public key to words
        const words = bech32m.toWords(pubKey);
        // Prepend the witness version (0x01 for Taproot)
        words.unshift(0x01);
        // Encode using Bech32m
        return bech32m.encode(network.bech32, words);
    }
    // Convert a hash to a SegWit address
    static toSegwitAddress(pkh, network) {
        const words = bech32.toWords(pkh);
        words.unshift(0x00); // Add the witness version byte (0x00 for P2WPKH)
        return bech32.encode(network.bech32, words);
    }
}
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