applesauce-wallet-connect/dist/helpers/connect-uri.js

NIP-47 Nostr Wallet Connect implementation for both clients and services.

import { mergeRelaySets } from "applesauce-core/helpers";
/**
 * Parses a nostr+walletconnect URI
 * @throws {Error} if the connection string is invalid
 */
export function parseWalletConnectURI(connectionString) {
    const { host, pathname, searchParams, protocol } = new URL(connectionString);
    if (protocol !== "nostr+walletconnect:")
        throw new Error("invalid wallet connect uri protocol");
    const service = pathname || host;
    const relays = mergeRelaySets(searchParams.getAll("relay"));
    const secret = searchParams.get("secret");
    const lud16 = searchParams.get("lud16") ?? undefined;
    if (!service || relays.length === 0 || !secret)
        throw new Error("invalid connection string");
    return { service, relays, secret, lud16 };
}
/** Creates a nostr+walletconnect URI from a WalletConnectURI object */
export function createWalletConnectURI(parts) {
    const url = new URL(`nostr+walletconnect://${parts.service}`);
    for (const relay of parts.relays)
        url.searchParams.append("relay", relay);
    url.searchParams.append("secret", parts.secret);
    if (parts.lud16)
        url.searchParams.append("lud16", parts.lud16);
    return url.toString();
}