import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { z } from "zod";
import { requireAppConfig } from "../lib/env.js";
import { getAuthToken } from "../lib/getAuthToken.js";
import { findReservation } from "../lib/findReservation.js";
// Shared runtime schema for tool parameters
const CancelMyReservationInputSchema = z.object({
confirmation_number: z
.string()
.min(1, { message: "confirmation number cannot be empty" })
.describe("Reservation number to cancel"),
});
// Optional full Zod schema (can be used elsewhere if needed)
type CancelMyReservationInput = z.infer<typeof CancelMyReservationInputSchema>;
/**
* Registers the cancel_my_reservation tool on the provided MCP server instance.
*/
export function registerCancelMyReservationTool(server: McpServer) {
server.tool(
"cancel_my_reservation",
"Cancel a restaurant reservation for the provided reservation number",
CancelMyReservationInputSchema.shape,
async (input: CancelMyReservationInput) => {
try {
const confirmation_number = input.confirmation_number;
const { sevenRoomBaseUrl: SEVENROOMS_BASE } = requireAppConfig();
const token = await getAuthToken();
const reservation_id = (await findReservation(confirmation_number))?.reservation_id;
//console.error('reserversion_id found:', reservation_id);
if (!reservation_id) {
throw new Error(`Reservation with confirmation number ${confirmation_number} not found.`);
}
const url = `${SEVENROOMS_BASE}/reservations/${reservation_id}/cancel`;
console.error('url:', url);
const sr = await fetch(url, {
method: 'POST',
headers: {
'Authorization': `${token}`,
'Content-Type': 'application/x-www-form-urlencoded',
'Accept': 'application/json'
}
});
if (!sr.ok) {
console.error('cancel_my_reservation:', sr.statusText)
throw new Error(sr.statusText || `Failed to cancel reservation ${confirmation_number}`);
}
const resultText = `Cancelled reservation ${confirmation_number} successfully.`;
return {
content: [
{
type: "text",
text: resultText,
},
],
};
} catch (error: any) {
const errorMessage = error instanceof Error ? error.message : String(error);
return {
content: [
{
type: "text",
text: `Failed to cancel reservation ${input.confirmation_number}: ${errorMessage}`,
},
],
};
}
}
);
}
