72 lines
3.3 KiB
JavaScript
72 lines
3.3 KiB
JavaScript
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import { ECPairFactory } from 'ecpair';
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import * as ecc from '@bitcoinerlab/secp256k1';
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import { payments, initEccLib } from 'bitcoinjs-lib';
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import { digibyte, digibyteLegacyP2SH, digibyteLegacyWIF } from './network.js';
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const ECPair = ECPairFactory(ecc);
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initEccLib(ecc);
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// Import a DigiByte private key in WIF (Wallet Import Format).
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// Tries the modern 0x80 prefix first, falls back to the legacy 0x9e
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// prefix that older DGB tools produced. Rejects anything else with a
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// clear message that identifies the network mismatch.
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export function importWif(wif) {
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const trimmed = wif.trim();
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try {
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return { keyPair: ECPair.fromWIF(trimmed, digibyte), variant: 'modern' };
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}
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catch {
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// fall through to legacy attempt
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}
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try {
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return { keyPair: ECPair.fromWIF(trimmed, digibyteLegacyWIF), variant: 'legacy' };
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}
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catch (e) {
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throw new Error(`Not a valid DigiByte WIF (tried both current 0x80 and legacy 0x9e prefixes). ` +
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`Underlying error: ${e.message}. Check the key is for DGB mainnet, not testnet or another chain.`);
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}
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}
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// Import against a specific network only (advanced / testing).
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export function importWifStrict(wif, network = digibyte) {
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return ECPair.fromWIF(wif.trim(), network);
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}
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export function exportWif(keyPair) {
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return keyPair.toWIF();
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}
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export function addressesForPubkey(pubkey, network = digibyte) {
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const p2pkh = payments.p2pkh({ pubkey, network });
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const wpkhRedeem = payments.p2wpkh({ pubkey, network });
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// bitcoinjs-lib enforces `redeem.network === outerNetwork` (identity
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// comparison, not shape). To render the legacy 3-prefix P2SH address
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// we need a fresh redeem whose .network property is the legacy variant
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// — same bytes on the wire, different object identity.
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const wpkhRedeemLegacy = payments.p2wpkh({ pubkey, network: digibyteLegacyP2SH });
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const p2shModern = payments.p2sh({ redeem: wpkhRedeem, network });
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const p2shLegacy = payments.p2sh({ redeem: wpkhRedeemLegacy, network: digibyteLegacyP2SH });
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const p2wpkh = payments.p2wpkh({ pubkey, network });
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const p2tr = payments.p2tr({ internalPubkey: pubkey.subarray(1, 33), network });
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if (!p2pkh.address || !p2shModern.address || !p2shLegacy.address || !p2wpkh.address || !p2tr.address) {
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throw new Error('bitcoinjs-lib returned an empty address for one of the payment types');
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}
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if (!p2pkh.output || !p2shModern.output || !p2wpkh.output || !p2tr.output) {
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throw new Error('bitcoinjs-lib returned an empty scriptPubKey for one of the payment types');
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}
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return {
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p2pkh: p2pkh.address,
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p2shP2wpkhModern: p2shModern.address,
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p2shP2wpkhLegacy: p2shLegacy.address,
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p2wpkh: p2wpkh.address,
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p2tr: p2tr.address,
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scripts: {
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p2pkh: Buffer.from(p2pkh.output).toString('hex'),
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p2shP2wpkh: Buffer.from(p2shModern.output).toString('hex'),
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p2wpkh: Buffer.from(p2wpkh.output).toString('hex'),
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p2tr: Buffer.from(p2tr.output).toString('hex'),
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},
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};
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}
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export function importWifWithAddresses(wif) {
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const imported = importWif(wif);
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const pubkey = Buffer.from(imported.keyPair.publicKey);
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const addrs = addressesForPubkey(pubkey);
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return { ...imported, ...addrs };
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}
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//# sourceMappingURL=wif.js.map
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