From 1dc4f56425209d4ce1d7bb78ec8b5e7b5a755a82 Mon Sep 17 00:00:00 2001
From: Anjana Vakil <contact@anjana.dev>
Date: Tue, 26 Aug 2025 12:40:16 -0500
Subject: reset

---
 backend/src/routes/events.js | 97 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 backend/src/routes/events.js

(limited to 'backend/src/routes/events.js')

diff --git a/backend/src/routes/events.js b/backend/src/routes/events.js
new file mode 100644
index 0000000..b95c747
--- /dev/null
+++ b/backend/src/routes/events.js
@@ -0,0 +1,97 @@
+import db from '../db.js';
+import { Router } from 'express';
+import { getUser } from './users.js';
+
+const router = Router();
+
+const joinHost = (event) => {
+  const host = getUser(event.host_id);
+  return { ...event, host };
+}
+
+const joinRSVPs = (event) => {
+  const { id } = event;
+  const getRSVPs = db.prepare('SELECT * FROM rsvps WHERE event_id = @id');
+  const rsvps = getRSVPs.all({ id });
+  return { ...event, rsvps };
+}
+
+const getEvent = (eventId) => {
+  const byId = db.prepare('SELECT * FROM events WHERE id = @eventId');
+  const event = byId.get({ eventId });
+  return joinHost(event);
+}
+
+router.get('/', (_req, res) => {
+  const listEvents = db.prepare(`SELECT * FROM events`);
+  const events = listEvents.all();
+  res.json(events.map(joinHost).map(joinRSVPs));
+});
+
+const insertEvent = db.prepare(`INSERT INTO events VALUES (@id, @title, @description, @image_url, @date, @host_id)`);
+
+router.post('/new', (req, res) => {
+  const data = req.body;
+  const { lastInsertRowid: id } = insertEvent.run(data);
+  const event = getEvent(id);
+  res.status(201).json(event);
+});
+
+router.get('/:id', (req, res) => {
+  const id = parseInt(req.params.id);
+  const event = getEvent(id);
+  if (!event) {
+    return res.status(404).json({ error: 'Event not found' });
+  }
+  res.json(event);
+});
+
+router.patch('/:id', (req, res) => {
+  const eventId = parseInt(req.params.id);
+  const patch = req.body;
+
+  const updateCol = db.prepare(`
+    UPDATE events SET @col = @val WHERE id = @eventId
+  `);
+  const updateEvent = db.transaction((patch) => {
+    for (const [col, val] of Object.entries(patch)) {
+      updateCol.run({ col, val, eventId });
+    }
+  });
+
+  updateEvent(Object.entries(patch));
+  const updated = getEvent(eventId);
+  res.json(updated);
+});
+
+router.delete('/:id', (req, res) => {
+  const deleteEvent = db.prepare(`DELETE FROM events WHERE id = @eventId`);
+  const eventId = parseInt(req.params.id);
+  const event = getEvent(eventId);
+  if (!event) {
+    return res.status(404).json({ error: 'Event not found' });
+  }
+  deleteEvent.run({ eventId });
+  res.json(event);
+});
+
+router.post('/:id/rsvp', (req, res) => {
+  const eventId = parseInt(req.params.id);
+  const { name, email } = req.body;
+
+  const getRSVP = db.prepare(`SELECT * FROM rsvps WHERE (event_id = ${eventId} AND email = '${email}')`);
+  const insertRSVP = db.prepare(`INSERT INTO rsvps VALUES (@eventId, @name, @email)`);
+
+  let [rsvp] = getRSVP.all({ eventId, email });
+  if (rsvp) {
+    // This email has already RSVPed
+    res.status(200).json({ rsvp });
+  } else {
+    // New RSVP
+    insertRSVP.run({ name, email, eventId });
+    rsvp = getRSVP.run({ eventId, email });
+    res.status(201).json({ rsvp });
+  }
+});
+
+export default router;
-- 
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