Change Database

app/api/mahasiswa/asal-daerah/route.ts

@@ -1,22 +1,45 @@
 import { NextResponse } from 'next/server';
-import pool from '@/lib/db';
-import { RowDataPacket } from 'mysql2';
+import supabase from '@/lib/db';
 
-interface AsalDaerah extends RowDataPacket {
+interface AsalDaerah {
   kabupaten: string;
   jumlah: number;
 }
 
 export async function GET() {
-  const connection = await pool.getConnection();
-  
   try {
-    const [results] = await connection.query<AsalDaerah[]>(`
-      SELECT kabupaten, COUNT(*) AS jumlah
-      FROM mahasiswa
-      GROUP BY kabupaten
-      ORDER BY kabupaten ASC
-    `);
+    const { data, error } = await supabase
+      .from('mahasiswa')
+      .select('kabupaten')
+      .order('kabupaten', { ascending: true });
+
+    if (error) {
+      console.error('Error fetching asal daerah:', error);
+      return NextResponse.json(
+        { error: 'Failed to fetch asal daerah data' },
+        { 
+          status: 500,
+          headers: {
+            'Access-Control-Allow-Origin': '*',
+            'Access-Control-Allow-Methods': 'GET, OPTIONS',
+            'Access-Control-Allow-Headers': 'Content-Type, Authorization',
+          },
+        }
+      );
+    }
+
+    // Group by kabupaten and count
+    const groupedData = data.reduce((acc, item) => {
+      const kabupaten = item.kabupaten;
+      acc[kabupaten] = (acc[kabupaten] || 0) + 1;
+      return acc;
+    }, {} as Record<string, number>);
+
+    // Convert to array format
+    const results: AsalDaerah[] = Object.entries(groupedData).map(([kabupaten, jumlah]) => ({
+      kabupaten,
+      jumlah
+    }));
 
     return NextResponse.json(results, {
       headers: {
@@ -39,7 +62,5 @@ export async function GET() {
         },
       }
     );
-  } finally {
-    connection.release();
   }
 }