Directory-submission readiness: add MCP tool annotations (title + readOnlyHint/destructiveHint), /privacy policy route + README Privacy Policy section, bump to 2.3.2
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import { Server } from "@modelcontextprotocol/sdk/server/index.js";
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import { CallToolRequestSchema, ListToolsRequestSchema, } from "@modelcontextprotocol/sdk/types.js";
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// Tool definitions — shared by the STDIO (npx) and HTTP (web-URL) entrypoints.
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export const TOOLS = [
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{
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name: "list_couriers",
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annotations: { title: "List couriers", readOnlyHint: true, destructiveHint: false, openWorldHint: true },
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description: "Show supported Bangladeshi couriers and check which credentials are active.",
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inputSchema: { type: "object", properties: {}, required: [] },
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},
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{
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name: "create_parcel",
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annotations: { title: "Create parcel (book delivery)", readOnlyHint: false, destructiveHint: false, openWorldHint: true },
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description: "Book a new parcel delivery across Bangladesh (Steadfast, Pathao, RedX or Paperfly) with normalized response.",
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inputSchema: {
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type: "object",
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properties: {
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courier: { type: "string", enum: ["steadfast", "pathao", "redx", "paperfly", "auto"], description: "Target courier or 'auto' for AI smart routing (default: auto)" },
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invoice: { type: "string", description: "Unique order invoice number (e.g. INV-1002)" },
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recipient_name: { type: "string", description: "Customer full name" },
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recipient_phone: { type: "string", description: "11-digit Bangladeshi mobile number (e.g. 017XXXXXXXX)" },
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recipient_address: { type: "string", description: "Delivery address (Thana, District, Street)" },
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cod_amount: { type: "number", description: "Cash on delivery amount in BDT (0 if prepaid)" },
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note: { type: "string", description: "Special instructions for delivery rider" },
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item_weight: { type: "number", description: "Parcel weight in KG (default: 0.5)" },
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item_type: { type: "string", description: "What's inside the parcel (used by RedX)" },
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value: { type: "number", description: "Declared parcel value in BDT (used by RedX; defaults to the COD amount)" },
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delivery_area_id: { type: "number", description: "RedX only: numeric delivery-area id (auto-resolved from the address if omitted)" },
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pickup_store_id: { type: "number", description: "RedX only: your pickup store id (optional)" },
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},
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required: ["invoice", "recipient_name", "recipient_phone", "recipient_address", "cod_amount"],
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},
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},
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{
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name: "track_parcel",
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annotations: { title: "Track parcel", readOnlyHint: true, destructiveHint: false, openWorldHint: true },
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description: "Track shipment delivery status across Steadfast or Pathao using Tracking Code / Consignment ID.",
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inputSchema: {
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type: "object",
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properties: {
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tracking_code: { type: "string", description: "Consignment ID or tracking code" },
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courier: { type: "string", enum: ["steadfast", "pathao", "redx", "paperfly"], description: "Optional courier name if known" },
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},
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required: ["tracking_code"],
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},
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},
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{
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name: "get_balance",
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annotations: { title: "Get merchant balance", readOnlyHint: true, destructiveHint: false, openWorldHint: true },
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description: "Retrieve current merchant account balance and payout details from a courier.",
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inputSchema: {
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type: "object",
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properties: {
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courier: { type: "string", enum: ["steadfast", "pathao"], description: "Courier provider to check balance for" },
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},
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required: ["courier"],
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},
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},
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{
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name: "check_fraud_risk",
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annotations: { title: "Check COD fraud risk", readOnlyHint: true, destructiveHint: false, openWorldHint: true },
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description: "Analyze Bangladeshi customer phone number delivery history and return/fraud risk score before dispatching.",
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inputSchema: {
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type: "object",
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properties: {
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phone: { type: "string", description: "11-digit Bangladeshi phone number to evaluate" },
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},
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required: ["phone"],
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},
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},
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];
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/**
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* Build a fully-wired MCP Server bound to a given CourierRegistry.
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* The registry carries the credentials — for STDIO it comes from env,
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* for HTTP it is built per-request from that client's keys.
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*/
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export function buildMcpServer(registry) {
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const server = new Server({ name: "aura-courier-mcp", version: "2.3.2" }, { capabilities: { tools: {} } });
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server.setRequestHandler(ListToolsRequestSchema, async () => ({ tools: TOOLS }));
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server.setRequestHandler(CallToolRequestSchema, async (request) => {
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const { name, arguments: args } = request.params;
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try {
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switch (name) {
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case "list_couriers":
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return { content: [{ type: "text", text: JSON.stringify(registry.listCouriers(), null, 2) }] };
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case "create_parcel": {
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const result = await registry.createParcel({
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courier: args?.courier,
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invoice: String(args?.invoice),
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recipient_name: String(args?.recipient_name),
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recipient_phone: String(args?.recipient_phone),
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recipient_address: String(args?.recipient_address),
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cod_amount: Number(args?.cod_amount || 0),
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note: args?.note ? String(args?.note) : undefined,
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item_weight: args?.item_weight ? Number(args?.item_weight) : 0.5,
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});
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return { content: [{ type: "text", text: JSON.stringify(result, null, 2) }] };
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}
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case "track_parcel": {
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const result = await registry.trackParcel(String(args?.tracking_code), args?.courier);
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return { content: [{ type: "text", text: JSON.stringify(result, null, 2) }] };
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}
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case "get_balance": {
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const result = await registry.getBalance(String(args?.courier));
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return { content: [{ type: "text", text: JSON.stringify(result, null, 2) }] };
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}
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case "check_fraud_risk": {
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const result = registry.checkFraudRisk(String(args?.phone));
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return { content: [{ type: "text", text: JSON.stringify(result, null, 2) }] };
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}
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default:
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throw new Error(`Unknown tool: ${name}`);
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}
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}
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catch (error) {
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return {
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isError: true,
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content: [{ type: "text", text: `Aura Courier MCP Error: ${error?.message || String(error)}` }],
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};
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}
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});
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return server;
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}
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