get-ens-name.ts•1.03 kB
import { FastMCP } from "fastmcp";
import { z } from "zod";
import { getEnsName} from "@wagmi/core"
import { wagmiConfig } from "../wagmi-config.js";
import { type Address } from "viem";
export function registerGetENSNameTools(server: FastMCP): void {
server.addTool({
name: "get-ens-name",
description: "Get the primary ENS name for address",
parameters: z.object({
address: z.string(),
chainId: z.coerce.number().optional(),
blockNumber: z.coerce.number().optional(),
}),
execute: async (args) => {
const address = args.address as Address
const chainId = args.chainId as typeof wagmiConfig['chains'][number]['id']
const blockNumber = args.blockNumber ? BigInt(args.blockNumber) : undefined
const result = await getEnsName(wagmiConfig, {
address,
blockNumber,
chainId,
})
return {
content: [
{
type: "text",
text: result ?? "undefined",
},
],
}
},
});
};