Change Database
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@@ -1,8 +1,7 @@
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import { NextResponse } from 'next/server';
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import pool from '@/lib/db';
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import { RowDataPacket } from 'mysql2';
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import supabase from '@/lib/db';
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interface MahasiswaStatistik extends RowDataPacket {
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interface MahasiswaStatistik {
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tahun_angkatan: number;
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total_mahasiswa: number;
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pria: number;
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@@ -23,19 +22,52 @@ export async function OPTIONS() {
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}
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export async function GET() {
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const connection = await pool.getConnection();
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try {
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// Query untuk mendapatkan statistik mahasiswa per tahun angkatan
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const [results] = await connection.query<MahasiswaStatistik[]>(`
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SELECT
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tahun_angkatan,
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COUNT(*) as total_mahasiswa,
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SUM(CASE WHEN jk = 'Pria' THEN 1 ELSE 0 END) as pria,
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SUM(CASE WHEN jk = 'Wanita' THEN 1 ELSE 0 END) as wanita
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FROM mahasiswa
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GROUP BY tahun_angkatan
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`);
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// Get all mahasiswa data
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const { data, error } = await supabase
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.from('mahasiswa')
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.select('tahun_angkatan, jk');
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if (error) {
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console.error('Error fetching mahasiswa statistik:', error);
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return NextResponse.json(
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{ error: 'Failed to fetch mahasiswa statistik' },
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{
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status: 500,
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Access-Control-Allow-Methods': 'GET, OPTIONS',
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'Access-Control-Allow-Headers': 'Content-Type, Authorization',
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},
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}
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);
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}
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// Group by tahun_angkatan and calculate statistics
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const groupedData = data.reduce((acc, item) => {
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const tahun = item.tahun_angkatan;
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if (!acc[tahun]) {
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acc[tahun] = {
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tahun_angkatan: tahun,
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total_mahasiswa: 0,
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pria: 0,
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wanita: 0
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};
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}
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acc[tahun].total_mahasiswa += 1;
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if (item.jk === 'Pria') {
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acc[tahun].pria += 1;
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} else if (item.jk === 'Wanita') {
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acc[tahun].wanita += 1;
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}
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return acc;
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}, {} as Record<number, MahasiswaStatistik>);
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// Convert to array and sort by tahun_angkatan
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const results: MahasiswaStatistik[] = Object.values(groupedData)
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.sort((a, b) => a.tahun_angkatan - b.tahun_angkatan);
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// Menambahkan header cache dan CORS
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return NextResponse.json(results, {
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@@ -59,7 +91,5 @@ export async function GET() {
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},
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}
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);
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} finally {
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connection.release();
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}
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}
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