@getalby/mcp
Version:
MCP server for controlling a Lightning wallet using Nostr Wallet Connect
42 lines (41 loc) • 1.59 kB
JavaScript
import { z } from "zod";
import { transactionSchema } from "./schemas/transaction.js";
export function registerLookupInvoiceTool(server, client) {
server.registerTool("lookup_invoice", {
title: "Lookup Invoice",
description: "Look up lightning invoice details from a BOLT-11 invoice or payment hash",
inputSchema: {
payment_hash: z
.string()
.describe("The payment hash of the invoice to look up")
.nullish(),
invoice: z
.string()
.describe("The BOLT 11 invoice to look up")
.nullish(),
},
outputSchema: transactionSchema,
}, async (params) => {
const { amount, fees_paid, ...result } = await client.lookupInvoice({
invoice: params.invoice || undefined,
payment_hash: params.payment_hash || undefined,
});
// Convert millisats to sats in the response
const convertedResult = {
...result,
amount_in_sats: Math.floor(amount / 1000), // Round down when converting millisats to sats
fees_paid_in_sats: typeof fees_paid === "number"
? Math.ceil(fees_paid / 1000) // Round up fees when converting millisats to sats
: undefined,
};
return {
content: [
{
type: "text",
text: JSON.stringify(convertedResult, null, 2),
},
],
structuredContent: convertedResult,
};
});
}