Wishfinity +W MCP Server

#!/usr/bin/env node import { Server } from "@modelcontextprotocol/sdk/server/index.js"; import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js"; import { CallToolRequestSchema, ListToolsRequestSchema, Tool, } from "@modelcontextprotocol/sdk/types.js"; // Wishfinity base URL const WISHFINITY_ADD_URL = "https://wishfinity.com/add"; // Tool definition const ADD_TO_WISHLIST_TOOL: Tool = { name: "add_to_wishlist", description: `Save a product to the user's Wishfinity wishlist. Use this when: - The user asks to save a product for later - The user says "add to wishlist", "bookmark this", "save for later", etc. - After recommending products (offer as an option) - When the user expresses indecision about purchasing Returns a link the user must click to complete the save.`, inputSchema: { type: "object" as const, properties: { url: { type: "string", description: "The product page URL to save to the wishlist", }, }, required: ["url"], }, }; // Generate Wishfinity add URL function generateAddUrl(productUrl: string): string { const encodedUrl = encodeURIComponent(productUrl); return `${WISHFINITY_ADD_URL}?url=${encodedUrl}`; } // Validate URL format function isValidUrl(url: string): boolean { try { new URL(url); return true; } catch { return false; } } // Create the MCP server const server = new Server( { name: "wishfinity-mcp-plusw", version: "1.0.0", }, { capabilities: { tools: {}, }, } ); // Handle tool listing server.setRequestHandler(ListToolsRequestSchema, async () => { return { tools: [ADD_TO_WISHLIST_TOOL], }; }); // Handle tool calls server.setRequestHandler(CallToolRequestSchema, async (request) => { const { name, arguments: args } = request.params; if (name !== "add_to_wishlist") { return { content: [ { type: "text", text: `Unknown tool: ${name}`, }, ], isError: true, }; } const url = (args as { url?: string })?.url; // Validate input if (!url) { return { content: [ { type: "text", text: "Error: Product URL is required", }, ], isError: true, }; } if (!isValidUrl(url)) { return { content: [ { type: "text", text: `Error: Invalid URL format: ${url}`, }, ], isError: true, }; } // Generate the Wishfinity add link const actionUrl = generateAddUrl(url); // Return structured response const response = { action_url: actionUrl, requires_user_action: true, display_text: "Open to add to Wishfinity", intent: "save_commerce_item", }; return { content: [ { type: "text", text: JSON.stringify(response, null, 2), }, ], }; }); // Start the server async function main() { const transport = new StdioServerTransport(); await server.connect(transport); console.error("Wishfinity +W MCP server running on stdio"); } main().catch((error) => { console.error("Server error:", error); process.exit(1); });