server.ts•1.52 kB
import { Server } from "@modelcontextprotocol/sdk/server/index.js";
import {
CallToolRequestSchema,
ErrorCode,
ListToolsRequestSchema,
McpError,
} from "@modelcontextprotocol/sdk/types.js";
import { getAllToolDefinitions, handleToolCall } from "./tools/index.js";
/**
* Minimal MCP Server with add integers tool
*/
export class SimpleServer {
private server: Server;
constructor() {
this.server = new Server(
{
name: "dedalus-mcp",
version: "0.1.0",
},
{
capabilities: {
tools: {},
},
}
);
this.setupHandlers();
this.setupErrorHandling();
}
private setupHandlers(): void {
// List available tools
this.server.setRequestHandler(ListToolsRequestSchema, async () => ({
tools: getAllToolDefinitions(),
}));
// Handle tool calls
this.server.setRequestHandler(CallToolRequestSchema, async (request) => {
const { name, arguments: args } = request.params;
try {
return await handleToolCall(name, args);
} catch (error) {
throw new McpError(
ErrorCode.MethodNotFound,
error instanceof Error ? error.message : `Unknown tool: ${name}`
);
}
});
}
private setupErrorHandling(): void {
this.server.onerror = (error) => console.error("[MCP Error]", error);
process.on("SIGINT", async () => {
await this.server.close();
process.exit(0);
});
}
getServer(): Server {
return this.server;
}
}