/**
* List events functionality
*/
const config = require("../config");
const { callGraphAPI } = require("../utils/graph-api");
const { ensureAuthenticated } = require("../auth");
/**
* List events handler
* @param {object} args - Tool arguments
* @returns {object} - MCP response
*/
async function handleListEvents(args) {
const count = Math.min(args.count || 10, config.MAX_RESULT_COUNT);
try {
// Get access token
const accessToken = await ensureAuthenticated();
// Build API endpoint
const endpoint = "me/events";
// Add query parameters
const queryParams = {
$top: count,
$orderby: "start/dateTime",
$filter: `start/dateTime ge '${new Date().toISOString()}'`,
$select: config.CALENDAR_SELECT_FIELDS,
};
// Make API call
const response = await callGraphAPI(
accessToken,
"GET",
endpoint,
null,
queryParams,
);
if (!response.value || response.value.length === 0) {
return {
content: [
{
type: "text",
text: "No calendar events found.",
},
],
};
}
// Format results
const eventList = response.value
.map((event, index) => {
const startDate = new Date(event.start.dateTime).toLocaleString(
event.start.timeZone,
);
const endDate = new Date(event.end.dateTime).toLocaleString(
event.end.timeZone,
);
const location = event.location.displayName || "No location";
return `${index + 1}. ${event.subject} - Location: ${location}\nStart: ${startDate}\nEnd: ${endDate}\nSubject: ${event.subject}\nSummary: ${event.bodyPreview}\nID: ${event.id}\n`;
})
.join("\n");
return {
content: [
{
type: "text",
text: `Found ${response.value.length} events:\n\n${eventList}`,
},
],
};
} catch (error) {
if (error.message === "Authentication required") {
return {
content: [
{
type: "text",
text: "Authentication required. Please use the 'authenticate' tool first.",
},
],
};
}
return {
content: [
{
type: "text",
text: `Error listing events: ${error.message}`,
},
],
};
}
}
module.exports = handleListEvents;
