import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
import { z } from "zod";
import { $ } from "bun";

const server = new McpServer({
  name: "man-page-lookup",
  version: "0.0.1"
});

server.tool("look-up-man-page",
  "Look up a man page for a given Unix / terminal command.",
  { command: z.string().regex(/^[a-zA-Z0-9_-]+$/).min(1).max(40).toLowerCase() },
  async ({ command }) => {
    let output = await $`man ${command} | col -b`.text();
    return {
      content: [{ type: "text", text: output }]
    };
  }
);

const transport = new StdioServerTransport();
await server.connect(transport);