Initial Commit

src/students.js

@@ -0,0 +1,45 @@
+import {
+  collection,
+  query,
+  where,
+  orderBy,
+  limit,
+  getDocs,
+} from 'firebase/firestore';
+import { db } from './firebase.js';
+
+const studentsRef = collection(db, 'students');
+
+/**
+ * Search students by name (case-insensitive prefix match).
+ * Firestore doesn't support native full-text search, so we use a
+ * `nameLower` field stored at write-time and do a range query.
+ *
+ * Expected document structure:
+ *   { name: "John Smith", nameLower: "john smith", classYear: "1985" }
+ */
+export async function searchStudents(searchTerm) {
+  const term = searchTerm.trim().toLowerCase();
+  if (!term) return [];
+
+  const end = term + '\uf8ff'; // Unicode high character for prefix range
+  const q = query(
+    studentsRef,
+    where('nameLower', '>=', term),
+    where('nameLower', '<=', end),
+    orderBy('nameLower'),
+    limit(50)
+  );
+
+  try {
+    const snapshot = await getDocs(q);
+    const results = [];
+    snapshot.forEach((doc) => {
+      results.push({ id: doc.id, ...doc.data() });
+    });
+    return results;
+  } catch (error) {
+    console.error('Error searching students:', error);
+    return [];
+  }
+}