mcp_server_trello_boards_lists_cards_api_tools.ts

1import { Server } from "@modelcontextprotocol/sdk/server/index.js";
2import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
3import {
4  CallToolRequestSchema,
5  ListToolsRequestSchema,
6} from "@modelcontextprotocol/sdk/types.js";
7import { TrelloClient } from "./trello.js";
8
9const API_KEY = process.env.TRELLO_API_KEY;
10const API_TOKEN = process.env.TRELLO_TOKEN;
11
12if (!API_KEY || !API_TOKEN) {
13  throw new Error("TRELLO_API_KEY and TRELLO_TOKEN environment variables are required");
14}
15
16const trelloClient = new TrelloClient(API_KEY, API_TOKEN);
17
18const server = new Server(
19  {
20    name: "trello-server",
21    version: "0.1.0",
22  },
23  {
24    capabilities: {
25      tools: {},
26    },
27  }
28);
29
30server.setRequestHandler(ListToolsRequestSchema, async () => {
31  return {
32    tools: [
33      {
34        name: "get_boards",
35        description: "Get all boards for the authenticated user",
36        inputSchema: {
37          type: "object",
38          properties: {},
39        },
40      },
41      {
42        name: "get_cards",
43        description: "Get cards from a specific list",
44        inputSchema: {
45          type: "object",
46          properties: {
47            listId: { type: "string" },
48          },
49          required: ["listId"],
50        },
51      },
52      {
53        name: "create_card",
54        description: "Create a new Trello card",
55        inputSchema: {
56          type: "object",
57          properties: {
58            listId: { type: "string" },
59            name: { type: "string" },
60            desc: { type: "string" },
61          },
62          required: ["listId", "name"],
63        },
64      },
65    ],
66  };
67});
68
69server.setRequestHandler(CallToolRequestSchema, async (request) => {
70  const { name, arguments: args } = request.params;
71
72  try {
73    if (name === "get_boards") {
74      const boards = await trelloClient.getBoards();
75      return { content: [{ type: "text", text: JSON.stringify(boards, null, 2) }] };
76    }
77    
78    if (name === "get_cards") {
79      const listId = args?.listId as string;
80      const cards = await trelloClient.getCards(listId);
81      return { content: [{ type: "text", text: JSON.stringify(cards, null, 2) }] };
82    }
83
84    if (name === "create_card") {
85      const listId = args?.listId as string;
86      const cardName = args?.name as string;
87      const desc = args?.desc as string;
88      const card = await trelloClient.createCard(listId, cardName, desc);
89      return { content: [{ type: "text", text: JSON.stringify(card, null, 2) }] };
90    }
91
92    throw new Error(`Tool not found: ${name}`);
93  } catch (error: any) {
94    return {
95      content: [{ type: "text", text: `Error: ${error.message}` }],
96      isError: true,
97    };
98  }
99});
100
101async function main() {
102  const transport = new StdioServerTransport();
103  await server.connect(transport);
104  console.error("Trello MCP Server running on stdio");
105}
106
107main().catch((error) => {
108  console.error("Fatal error in main():", error);
109  process.exit(1);
110});