First commit

2025-06-18 22:03:32 +07:00
parent 852121be46
commit e028039ee2
123 changed files with 17506 additions and 144 deletions
--- a/app/api/mahasiswa/statistik/route.ts
+++ b/app/api/mahasiswa/statistik/route.ts
@@ -0,0 +1,65 @@
+import { NextResponse } from 'next/server';
+import pool from '@/lib/db';
+import { RowDataPacket } from 'mysql2';
+
+interface MahasiswaStatistik extends RowDataPacket {
+  tahun_angkatan: number;
+  total_mahasiswa: number;
+  pria: number;
+  wanita: number;
+}
+
+// Fungsi untuk menangani preflight request (OPTIONS)
+export async function OPTIONS() {
+  return new NextResponse(null, {
+    status: 200,
+    headers: {
+      'Access-Control-Allow-Origin': '*',
+      'Access-Control-Allow-Methods': 'GET, OPTIONS',
+      'Access-Control-Allow-Headers': 'Content-Type, Authorization',
+      'Access-Control-Max-Age': '86400', // 24 jam
+    },
+  });
+}
+
+export async function GET() {
+  const connection = await pool.getConnection();
+  
+  try {
+    // Query untuk mendapatkan statistik mahasiswa per tahun angkatan
+    const [results] = await connection.query<MahasiswaStatistik[]>(`
+      SELECT 
+        tahun_angkatan,
+        COUNT(*) as total_mahasiswa,
+        SUM(CASE WHEN jk = 'Pria' THEN 1 ELSE 0 END) as pria,
+        SUM(CASE WHEN jk = 'Wanita' THEN 1 ELSE 0 END) as wanita
+      FROM mahasiswa
+      GROUP BY tahun_angkatan
+    `);
+
+    // Menambahkan header cache dan CORS
+    return NextResponse.json(results, {
+      headers: {
+        'Cache-Control': 'public, max-age=60, stale-while-revalidate=30',
+        'Access-Control-Allow-Origin': '*',
+        'Access-Control-Allow-Methods': 'GET, OPTIONS',
+        'Access-Control-Allow-Headers': 'Content-Type, Authorization',
+      },
+    });
+  } catch (error) {
+    console.error('Error fetching mahasiswa statistik:', error);
+    return NextResponse.json(
+      { error: 'Failed to fetch mahasiswa statistik' },
+      { 
+        status: 500,
+        headers: {
+          'Access-Control-Allow-Origin': '*',
+          'Access-Control-Allow-Methods': 'GET, OPTIONS',
+          'Access-Control-Allow-Headers': 'Content-Type, Authorization',
+        },
+      }
+    );
+  } finally {
+    connection.release();
+  }
+}