@silvana-one/coordination/dist/node/public-key.js

Silvana Coordination Client

import Client from "mina-signer";
import { convertFieldsToPublicKey } from "./base58/public-key.js";
const client = new Client({
    network: "testnet",
});
export function publicKeyToU256(publicKey) {
    const raw = client.publicKeyToRaw(publicKey);
    const swappedRaw = raw
        .match(/.{1,2}/g)
        ?.reverse()
        .join("") || "";
    const u256 = BigInt("0x" + swappedRaw);
    return u256;
}
const MAX_BIT = 2n ** 255n;
export function u256ToFields(u256) {
    const isOdd = (u256 & MAX_BIT) != 0n;
    const x = u256 - (isOdd ? MAX_BIT : 0n);
    return { x, isOdd };
}
export function u256ToPublicKey(u256) {
    const { x, isOdd } = u256ToFields(u256);
    return convertFieldsToPublicKey({ x, isOdd });
}
export function convertMinaPublicKey(publicKey) {
    const u256 = publicKeyToU256(publicKey);
    return u256ToFields(u256);
}
export function convertMinaPublicKeyToFields(publicKey) {
    if (!publicKey)
        return [];
    const { x, isOdd } = convertMinaPublicKey(publicKey);
    return [x, isOdd ? 1n : 0n];
}
export function signFields(params) {
    const { privateKey, fields } = params;
    const signedData = client.signFields(fields.map(BigInt), privateKey);
    return signedData;
}
export function verifyFields(params) {
    const { publicKey, fields, signature } = params;
    return client.verifyFields({ data: fields, publicKey, signature });
}
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