Adding features

server/api/events/[id]/cancel-registration.post.js

@@ -0,0 +1,69 @@
+import Event from '../../../models/event';
+
+export default defineEventHandler(async (event) => {
+  const id = getRouterParam(event, 'id');
+  const body = await readBody(event);
+  const { email } = body;
+
+  if (!email) {
+    throw createError({
+      statusCode: 400,
+      statusMessage: 'Email is required'
+    });
+  }
+
+  try {
+    // Check if id is a valid ObjectId or treat as slug
+    const isObjectId = /^[0-9a-fA-F]{24}$/.test(id);
+    const query = isObjectId
+      ? { $or: [{ _id: id }, { slug: id }] }
+      : { slug: id };
+
+    const eventDoc = await Event.findOne(query);
+
+    if (!eventDoc) {
+      throw createError({
+        statusCode: 404,
+        statusMessage: 'Event not found'
+      });
+    }
+
+    // Find the registration index
+    const registrationIndex = eventDoc.registrations.findIndex(
+      registration => registration.email.toLowerCase() === email.toLowerCase()
+    );
+
+    if (registrationIndex === -1) {
+      throw createError({
+        statusCode: 404,
+        statusMessage: 'Registration not found'
+      });
+    }
+
+    // Remove the registration
+    eventDoc.registrations.splice(registrationIndex, 1);
+
+    // Update registered count
+    eventDoc.registeredCount = eventDoc.registrations.length;
+
+    await eventDoc.save();
+
+    return {
+      success: true,
+      message: 'Registration cancelled successfully',
+      registeredCount: eventDoc.registeredCount
+    };
+  } catch (error) {
+    console.error('Error cancelling registration:', error);
+
+    // Re-throw known errors
+    if (error.statusCode) {
+      throw error;
+    }
+
+    throw createError({
+      statusCode: 500,
+      statusMessage: 'Failed to cancel registration'
+    });
+  }
+});