Files
portaldata/app/api/mahasiswa/total/route.ts
Randa Firman Putra e028039ee2 First commit
2025-06-18 22:03:32 +07:00

91 lines
3.4 KiB
TypeScript

import { NextResponse } from 'next/server';
import pool from '@/lib/db';
import { RowDataPacket } from 'mysql2';
interface MahasiswaTotal extends RowDataPacket {
total_mahasiswa: number;
mahasiswa_aktif: number;
total_lulus: number;
pria_lulus: number;
wanita_lulus: number;
total_berprestasi: number;
prestasi_akademik: number;
prestasi_non_akademik: number;
ipk_rata_rata_aktif: number;
ipk_rata_rata_lulus: number;
total_mahasiswa_aktif_lulus: 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 gabungan untuk semua data
const [results] = await connection.query<MahasiswaTotal[]>(`
SELECT
(SELECT COUNT(*) FROM mahasiswa) AS total_mahasiswa,
(SELECT COUNT(*) FROM mahasiswa m
JOIN status_mahasiswa s ON m.nim = s.nim
WHERE s.status_kuliah = 'Aktif') AS mahasiswa_aktif,
(SELECT COUNT(*) FROM mahasiswa m
JOIN status_mahasiswa s ON m.nim = s.nim
WHERE s.status_kuliah = 'Lulus') AS total_lulus,
(SELECT COUNT(*) FROM mahasiswa m
JOIN status_mahasiswa s ON m.nim = s.nim
WHERE s.status_kuliah = 'Lulus' AND m.jk = 'Pria') AS pria_lulus,
(SELECT COUNT(*) FROM mahasiswa m
JOIN status_mahasiswa s ON m.nim = s.nim
WHERE s.status_kuliah = 'Lulus' AND m.jk = 'Wanita') AS wanita_lulus,
(SELECT COUNT(*) FROM prestasi_mahasiswa) AS total_berprestasi,
(SELECT COUNT(*) FROM prestasi_mahasiswa WHERE jenis_prestasi = 'Akademik') AS prestasi_akademik,
(SELECT COUNT(*) FROM prestasi_mahasiswa WHERE jenis_prestasi = 'Non-Akademik') AS prestasi_non_akademik,
(SELECT COUNT(*) FROM mahasiswa m
JOIN status_mahasiswa s ON m.nim = s.nim
WHERE s.status_kuliah IN ('Aktif', 'Lulus')) AS total_mahasiswa_aktif_lulus,
(SELECT ROUND(AVG(m.ipk), 2) FROM mahasiswa m
JOIN status_mahasiswa s ON m.nim = s.nim
WHERE s.status_kuliah = 'Aktif') AS ipk_rata_rata_aktif,
(SELECT ROUND(AVG(m.ipk), 2) FROM mahasiswa m
JOIN status_mahasiswa s ON m.nim = s.nim
WHERE s.status_kuliah = 'Lulus') AS ipk_rata_rata_lulus
`);
// Menambahkan header cache dan CORS
return NextResponse.json(results[0], {
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 total mahasiswa:', error);
return NextResponse.json(
{ error: 'Failed to fetch total mahasiswa' },
{
status: 500,
headers: {
'Access-Control-Allow-Origin': '*',
'Access-Control-Allow-Methods': 'GET, OPTIONS',
'Access-Control-Allow-Headers': 'Content-Type, Authorization',
},
}
);
} finally {
connection.release();
}
}