xrpl mcp

import { Client, Wallet } from "xrpl"; import { z } from "zod"; import { server } from "../../server/server.js"; import { getXrplClient } from "../../core/services/clients.js"; import { MAINNET_URL, TESTNET_URL, DID_PREFIX } from "../../core/constants.js"; import { retrieveDIDDocument } from "../../core/utils.js"; // Register resolve-did tool server.tool( "resolve-did", "Resolve a DID to retrieve its DID document", { did: z .string() .describe( "The DID to resolve (format: did:xrpl:[network]:[address])" ), useTestnet: z .boolean() .optional() .describe("Whether to use testnet or mainnet"), }, async ({ did, useTestnet }) => { let client: Client | null = null; try { // Parse DID to extract network and address if (!did.startsWith(DID_PREFIX)) { throw new Error( `Invalid DID format. Must start with ${DID_PREFIX}` ); } const parts = did.substring(DID_PREFIX.length).split(":"); if (parts.length !== 2) { throw new Error( "Invalid DID format. Expected format: did:xrpl:[network]:[address]" ); } const [network, address] = parts; // Prioritize useTestnet if provided, otherwise infer from DID const useTestnetNetwork = useTestnet !== undefined ? useTestnet : network === "testnet"; client = await getXrplClient(useTestnetNetwork); // Retrieve DID document const didDocument = await retrieveDIDDocument(client, address); if (!didDocument) { throw new Error( "DID document not found for the specified address" ); } return { content: [ { type: "text", text: JSON.stringify( { did, didDocument, _meta: { network: useTestnetNetwork ? TESTNET_URL : MAINNET_URL, networkType: useTestnetNetwork ? "testnet" : "mainnet", }, }, null, 2 ), }, ], }; } catch (error) { return { content: [ { type: "text", text: `Error resolving DID: ${ error instanceof Error ? error.message : String(error) }`, }, ], }; } finally { if (client) { await client.disconnect(); } } } );