added searching and sorting system

api/src/routes/course.ts

@@ -26,8 +26,23 @@ courseRouter.get('/roles', async (req, res) => {
 })
 
 eventRouter.get('/', async (req: Request, res: Response) => {
+    const allowedSorts = new Map([
+        ["ascending", "ASC"],
+        ["descending", "DESC"]
+    ]);
+
+    const sort = String(req.query.sort || "").toLowerCase();
+    const search = String(req.query.search || "").toLowerCase();
+    if (!allowedSorts.has(sort)) {
+        return res.status(400).json({
+            message: `Invalid sort direction '${req.query.sort}'. Allowed values are 'ascending' or 'descending'.`
+        });
+    }
+
+    const sortDir = allowedSorts.get(sort);
+
     try {
-        let events = await getCourseEvents();
+        let events = await getCourseEvents(sortDir, search);
         res.status(200).json(events);
     } catch (error) {
         console.error('failed to fetch reports', error);