import { z } from 'zod';
import { MCPTool, MCPMethodDefinition } from '../../types/mcp.js';
/**
* Echo Tool - For testing and debugging
*/
const echoTool: MCPTool = {
name: 'echo',
description: 'Echo tool for testing and debugging',
version: '1.0.0',
getMethods(): MCPMethodDefinition[] {
return [
{
name: 'echo',
description: 'Echo back the input message',
inputSchema: {
message: z.string().describe('Message to echo'),
},
handler: async (params) => {
const { message } = params as { message: string };
return { echo: message };
},
},
{
name: 'reverse',
description: 'Reverse the input string',
inputSchema: {
text: z.string().describe('Text to reverse'),
},
handler: async (params) => {
const { text } = params as { text: string };
return { reversed: text.split('').reverse().join('') };
},
},
{
name: 'info',
description: 'Get server information',
inputSchema: {},
handler: async () => {
return {
serverTime: new Date().toISOString(),
nodeVersion: process.version,
platform: process.platform,
uptime: process.uptime(),
};
},
},
];
},
async initialize() {
// No initialization required
},
async healthCheck() {
return true;
},
};
export default echoTool;
