import { payments, initEccLib } from 'bitcoinjs-lib';
import * as ecc from '@bitcoinerlab/secp256k1';
import { digibyte, digibyteLegacyP2SH } from './network.js';
// Required for Taproot address derivation (P2TR).
initEccLib(ecc);
export function p2pkhAddress(node, network = digibyte) {
    const { address } = payments.p2pkh({
        pubkey: Buffer.from(node.publicKey),
        network,
    });
    if (!address)
        throw new Error('p2pkh derivation returned no address');
    return address;
}
export function p2shP2wpkhAddress(node, network = digibyte) {
    const redeem = payments.p2wpkh({
        pubkey: Buffer.from(node.publicKey),
        network,
    });
    const { address } = payments.p2sh({ redeem, network });
    if (!address)
        throw new Error('p2sh-p2wpkh derivation returned no address');
    return address;
}
// Derive the "S..." (current DGB, scriptHash 0x3f) AND "3..." (legacy
// Bitcoin-compatible, scriptHash 0x05) BIP49 addresses for the same
// key. Ian Coleman's BIP39 tool and several older wallets generate the
// legacy "3..." variant, so any seed-recovery scan must check both.
export function p2shP2wpkhAddressesBoth(node) {
    return {
        modern: p2shP2wpkhAddress(node, digibyte),
        legacy: p2shP2wpkhAddress(node, digibyteLegacyP2SH),
    };
}
export function p2wpkhAddress(node, network = digibyte) {
    const { address } = payments.p2wpkh({
        pubkey: Buffer.from(node.publicKey),
        network,
    });
    if (!address)
        throw new Error('p2wpkh derivation returned no address');
    return address;
}
// BIP86 Taproot address using the x-only pubkey with no script tree,
// which applies the standard BIP86 tweak internally in bitcoinjs-lib.
export function p2trAddress(node, network = digibyte) {
    const internalPubkey = Buffer.from(node.publicKey.subarray(1, 33));
    const { address } = payments.p2tr({ internalPubkey, network });
    if (!address)
        throw new Error('p2tr derivation returned no address');
    return address;
}
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