tesouro-direto-mcp/dist/server.js

Model Context Protocol (MCP) server for Tesouro Direto API integration

import { Server } from "@modelcontextprotocol/sdk/server/index.js";
import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
import { ListResourcesRequestSchema, ReadResourceRequestSchema, ListToolsRequestSchema, CallToolRequestSchema } from "@modelcontextprotocol/sdk/types.js";
import { marketDataTool, handleMarketDataTool } from "./tools/marketData.js";
import { bondDataTool, handleBondDataTool } from "./tools/bondData.js";
import { searchBondsTool, handleSearchBondsTool } from "./tools/searchBonds.js";
import { getResourcesList, getResourceContent } from "./resources/index.js";
import { logger } from "./utils/logger.js";
export async function startServer() {
    // Initialize MCP server
    const server = new Server({
        name: "tesouro-direto-mcp",
        version: "1.0.0"
    }, {
        capabilities: {
            tools: {},
            resources: {}
        }
    });
    // Register resources handlers
    server.setRequestHandler(ListResourcesRequestSchema, async () => {
        return await getResourcesList();
    });
    server.setRequestHandler(ReadResourceRequestSchema, async (request) => {
        return await getResourceContent(request.params.uri);
    });
    // Register tools
    server.setRequestHandler(ListToolsRequestSchema, async () => {
        return {
            tools: [
                marketDataTool,
                bondDataTool,
                searchBondsTool
            ]
        };
    });
    // Handle tool execution
    server.setRequestHandler(CallToolRequestSchema, async (request) => {
        const { name, arguments: args } = request.params;
        try {
            switch (name) {
                case "market_data":
                    return await handleMarketDataTool();
                case "bond_data":
                    return await handleBondDataTool(args);
                case "search_bonds":
                    return await handleSearchBondsTool(args);
                default:
                    throw new Error(`Tool not found: ${name}`);
            }
        }
        catch (error) {
            logger.error(`Error executing tool ${name}:`, error);
            throw error;
        }
    });
    // Connect using stdio transport
    const transport = new StdioServerTransport();
    await server.connect(transport);
    logger.info("Tesouro Direto MCP server started successfully");
    return server;
}