// Sign every input of a PSBT with the given key. Fails loudly if any
// input can't be signed by this key (rather than silently leaving it
// unsigned), so callers notice before broadcasting a half-signed tx.
export function signAllInputs(psbt, keyPair) {
    psbt.signAllInputs(keyPair);
    return psbt;
}
// After all inputs are signed by all necessary parties, finalize and
// extract the network-ready hex-encoded transaction.
export function finalizeAndExtract(psbt) {
    psbt.finalizeAllInputs();
    const tx = psbt.extractTransaction();
    return { hex: tx.toHex(), txid: tx.getId() };
}
// Fee computed from the difference between total input value and total
// output value. Requires all inputs to have witnessUtxo or
// nonWitnessUtxo populated (which `buildPsbt` in this package
// guarantees when the caller populates Utxo.value fields).
export function feeSats(psbt) {
    return psbt.getFee();
}
export function feeRateSatsPerByte(psbt) {
    return psbt.getFeeRate();
}
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