ghostguild-org/server/api/events/[id]/calendar.get.js

103 lines
2.5 KiB
JavaScript

import Event from "../../../models/event";
export default defineEventHandler(async (event) => {
const id = getRouterParam(event, "id");
if (!id) {
throw createError({
statusCode: 400,
statusMessage: "Event ID is required",
});
}
try {
// Find event by ID or slug
const eventData = await Event.findOne({
$or: [{ _id: id }, { slug: id }],
isVisible: true,
isCancelled: { $ne: true },
}).select("title slug description startDate endDate location");
if (!eventData) {
throw createError({
statusCode: 404,
statusMessage: "Event not found",
});
}
// Generate iCal format for single event
const ical = generateSingleEventCalendar(eventData);
// Set headers for download
const filename = `${eventData.slug || eventData._id}.ics`;
setHeader(event, "Content-Type", "text/calendar; charset=utf-8");
setHeader(
event,
"Content-Disposition",
`attachment; filename="${filename}"`
);
setHeader(event, "Cache-Control", "no-cache");
return ical;
} catch (error) {
console.error("Error generating event calendar:", error);
if (error.statusCode) {
throw error;
}
throw createError({
statusCode: 500,
statusMessage: "Failed to generate calendar file",
});
}
});
function generateSingleEventCalendar(evt) {
const now = new Date();
const timestamp = now
.toISOString()
.replace(/[-:]/g, "")
.replace(/\.\d{3}/, "");
const eventStart = new Date(evt.startDate);
const eventEnd = new Date(evt.endDate);
const dtstart = eventStart
.toISOString()
.replace(/[-:]/g, "")
.replace(/\.\d{3}/, "");
const dtend = eventEnd
.toISOString()
.replace(/[-:]/g, "")
.replace(/\.\d{3}/, "");
// Clean description for iCal format
const description = (evt.description || "")
.replace(/\n/g, "\\n")
.replace(/,/g, "\\,");
const eventUrl = `https://ghostguild.org/events/${evt.slug || evt._id}`;
const ical = [
"BEGIN:VCALENDAR",
"VERSION:2.0",
"PRODID:-//Ghost Guild//Events//EN",
"CALSCALE:GREGORIAN",
"METHOD:PUBLISH",
"BEGIN:VEVENT",
`UID:${evt._id}@ghostguild.org`,
`DTSTAMP:${timestamp}`,
`DTSTART:${dtstart}`,
`DTEND:${dtend}`,
`SUMMARY:${evt.title}`,
`DESCRIPTION:${description}\\n\\nView event: ${eventUrl}`,
`LOCATION:${evt.location || "Online"}`,
`URL:${eventUrl}`,
`STATUS:CONFIRMED`,
"END:VEVENT",
"END:VCALENDAR",
];
return ical.join("\r\n");
}