fix: resolve biome lint errors and warnings
This commit is contained in:
@@ -1,206 +1,219 @@
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import { fetchKijijiItems, fetchFacebookItems, fetchEbayItems } from "@marketplace-scrapers/core";
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import {
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fetchEbayItems,
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fetchFacebookItems,
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fetchKijijiItems,
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} from "@marketplace-scrapers/core";
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import { tools } from "./tools";
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/**
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* Handle MCP JSON-RPC 2.0 protocol requests
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*/
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export async function handleMcpRequest(req: Request): Promise<Response> {
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try {
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const body = await req.json();
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try {
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const body = await req.json();
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// Validate JSON-RPC 2.0 format
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if (!body.jsonrpc || body.jsonrpc !== "2.0" || !body.method) {
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return Response.json(
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{
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jsonrpc: "2.0",
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error: { code: -32600, message: "Invalid Request" },
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id: body.id,
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},
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{ status: 400 }
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);
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}
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// Validate JSON-RPC 2.0 format
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if (!body.jsonrpc || body.jsonrpc !== "2.0" || !body.method) {
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return Response.json(
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{
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jsonrpc: "2.0",
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error: { code: -32600, message: "Invalid Request" },
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id: body.id,
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},
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{ status: 400 },
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);
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}
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const { method, params, id } = body;
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const { method, params, id } = body;
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// Handle initialize method
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if (method === "initialize") {
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return Response.json({
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jsonrpc: "2.0",
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id,
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result: {
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protocolVersion: "2025-06-18",
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capabilities: {
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tools: {
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listChanged: true,
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},
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},
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serverInfo: {
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name: "marketplace-scrapers",
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version: "1.0.0",
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},
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instructions: "Use search_kijiji, search_facebook, or search_ebay tools to find listings across Canadian marketplaces",
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},
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});
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}
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// Handle initialize method
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if (method === "initialize") {
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return Response.json({
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jsonrpc: "2.0",
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id,
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result: {
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protocolVersion: "2025-06-18",
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capabilities: {
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tools: {
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listChanged: true,
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},
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},
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serverInfo: {
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name: "marketplace-scrapers",
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version: "1.0.0",
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},
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instructions:
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"Use search_kijiji, search_facebook, or search_ebay tools to find listings across Canadian marketplaces",
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},
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});
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}
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// Handle tools/list method
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if (method === "tools/list") {
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return Response.json({
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jsonrpc: "2.0",
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id,
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result: {
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tools,
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},
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});
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}
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// Handle tools/list method
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if (method === "tools/list") {
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return Response.json({
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jsonrpc: "2.0",
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id,
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result: {
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tools,
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},
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});
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}
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// Handle notifications (messages without id field should not get a response)
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if (!id) {
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// Notifications don't require a response
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if (method === "notifications/initialized") {
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// Client initialized successfully, no response needed
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return new Response(null, { status: 204 });
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}
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if (method === "notifications/progress") {
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// Progress notifications, no response needed
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return new Response(null, { status: 204 });
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}
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// Unknown notification - still no response for notifications
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return new Response(null, { status: 204 });
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}
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// Handle notifications (messages without id field should not get a response)
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if (!id) {
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// Notifications don't require a response
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if (method === "notifications/initialized") {
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// Client initialized successfully, no response needed
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return new Response(null, { status: 204 });
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}
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if (method === "notifications/progress") {
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// Progress notifications, no response needed
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return new Response(null, { status: 204 });
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}
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// Unknown notification - still no response for notifications
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return new Response(null, { status: 204 });
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}
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// Handle tools/call method
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if (method === "tools/call") {
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const { name, arguments: args } = params || {};
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// Handle tools/call method
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if (method === "tools/call") {
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const { name, arguments: args } = params || {};
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if (!name || !args) {
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return Response.json(
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{
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jsonrpc: "2.0",
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id,
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error: { code: -32602, message: "Invalid params: name and arguments required" },
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},
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{ status: 400 }
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);
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}
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if (!name || !args) {
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return Response.json(
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{
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jsonrpc: "2.0",
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id,
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error: {
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code: -32602,
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message: "Invalid params: name and arguments required",
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},
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},
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{ status: 400 },
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);
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}
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// Route tool calls to appropriate handlers
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try {
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let result;
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// Route tool calls to appropriate handlers
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try {
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let result: unknown;
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if (name === "search_kijiji") {
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const query = args.query;
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if (!query) {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32602, message: "query parameter is required" },
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});
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}
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const searchOptions = {
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location: args.location,
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category: args.category,
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keywords: args.keywords,
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sortBy: args.sortBy,
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sortOrder: args.sortOrder,
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maxPages: args.maxPages || 5,
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priceMin: args.priceMin,
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priceMax: args.priceMax,
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};
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const items = await fetchKijijiItems(
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query,
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1,
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"https://www.kijiji.ca",
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searchOptions,
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{}
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);
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result = items || [];
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} else if (name === "search_facebook") {
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const query = args.query;
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if (!query) {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32602, message: "query parameter is required" },
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});
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}
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const items = await fetchFacebookItems(
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query,
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1,
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args.location || "toronto",
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args.maxItems || 25,
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args.cookiesSource,
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undefined
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);
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result = items || [];
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} else if (name === "search_ebay") {
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const query = args.query;
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if (!query) {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32602, message: "query parameter is required" },
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});
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}
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const items = await fetchEbayItems(query, 1, {
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minPrice: args.minPrice,
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maxPrice: args.maxPrice,
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strictMode: args.strictMode || false,
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exclusions: args.exclusions || [],
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keywords: args.keywords || [query],
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buyItNowOnly: args.buyItNowOnly !== false,
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canadaOnly: args.canadaOnly !== false,
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});
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if (name === "search_kijiji") {
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const query = args.query;
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if (!query) {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32602, message: "query parameter is required" },
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});
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}
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const searchOptions = {
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location: args.location,
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category: args.category,
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keywords: args.keywords,
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sortBy: args.sortBy,
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sortOrder: args.sortOrder,
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maxPages: args.maxPages || 5,
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priceMin: args.priceMin,
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priceMax: args.priceMax,
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};
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const items = await fetchKijijiItems(
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query,
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1,
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"https://www.kijiji.ca",
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searchOptions,
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{},
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);
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result = items || [];
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} else if (name === "search_facebook") {
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const query = args.query;
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if (!query) {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32602, message: "query parameter is required" },
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});
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}
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const items = await fetchFacebookItems(
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query,
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1,
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args.location || "toronto",
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args.maxItems || 25,
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args.cookiesSource,
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undefined,
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);
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result = items || [];
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} else if (name === "search_ebay") {
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const query = args.query;
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if (!query) {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32602, message: "query parameter is required" },
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});
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}
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const items = await fetchEbayItems(query, 1, {
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minPrice: args.minPrice,
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maxPrice: args.maxPrice,
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strictMode: args.strictMode || false,
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exclusions: args.exclusions || [],
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keywords: args.keywords || [query],
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buyItNowOnly: args.buyItNowOnly !== false,
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canadaOnly: args.canadaOnly !== false,
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});
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const results = args.maxItems ? items.slice(0, args.maxItems) : items;
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result = results || [];
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} else {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32601, message: `Unknown tool: ${name}` },
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});
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}
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const results = args.maxItems ? items.slice(0, args.maxItems) : items;
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result = results || [];
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} else {
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32601, message: `Unknown tool: ${name}` },
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});
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}
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return Response.json({
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jsonrpc: "2.0",
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id,
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result: {
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content: [
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{
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type: "text",
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text: JSON.stringify(result, null, 2),
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},
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],
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},
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});
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} catch (error) {
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const errorMessage = error instanceof Error ? error.message : "Unknown error";
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: { code: -32603, message: `Tool execution failed: ${errorMessage}` },
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});
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}
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}
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return Response.json({
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jsonrpc: "2.0",
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id,
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result: {
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content: [
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{
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type: "text",
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text: JSON.stringify(result, null, 2),
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},
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],
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},
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});
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} catch (error) {
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const errorMessage =
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error instanceof Error ? error.message : "Unknown error";
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return Response.json({
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jsonrpc: "2.0",
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id,
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error: {
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code: -32603,
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message: `Tool execution failed: ${errorMessage}`,
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},
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});
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}
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}
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// Method not found
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return Response.json(
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{
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jsonrpc: "2.0",
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id,
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error: { code: -32601, message: `Method not found: ${method}` },
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},
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{ status: 404 }
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);
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} catch (error) {
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const errorMessage = error instanceof Error ? error.message : "Unknown error";
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return Response.json(
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{
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jsonrpc: "2.0",
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error: { code: -32700, message: `Parse error: ${errorMessage}` },
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},
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{ status: 400 }
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);
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}
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// Method not found
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return Response.json(
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{
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jsonrpc: "2.0",
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id,
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error: { code: -32601, message: `Method not found: ${method}` },
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},
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{ status: 404 },
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);
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} catch (error) {
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const errorMessage =
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error instanceof Error ? error.message : "Unknown error";
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return Response.json(
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{
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jsonrpc: "2.0",
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error: { code: -32700, message: `Parse error: ${errorMessage}` },
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},
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{ status: 400 },
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);
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}
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}
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