296 lines
11 KiB
PHP
296 lines
11 KiB
PHP
<?php
|
|
|
|
namespace App\Http\Controllers\Api\Student;
|
|
|
|
use App\Http\Controllers\Controller;
|
|
use App\Models\RiwayatRekomendasi;
|
|
use Illuminate\Http\Request;
|
|
use Illuminate\Support\Facades\Auth;
|
|
use Illuminate\Support\Facades\Http;
|
|
use Illuminate\Support\Facades\Schema;
|
|
|
|
class RecommendationApiController extends Controller
|
|
{
|
|
public function hitungPrediksi(Request $request)
|
|
{
|
|
$user = Auth::user();
|
|
|
|
if (!$user) {
|
|
return response()->json([
|
|
'success' => false,
|
|
'message' => 'User belum login.'
|
|
], 401);
|
|
}
|
|
|
|
$validated = $request->validate([
|
|
'agama' => 'required|numeric|min:0|max:100',
|
|
'pkn' => 'required|numeric|min:0|max:100',
|
|
'bahasa_indonesia' => 'required|numeric|min:0|max:100',
|
|
'bahasa_inggris' => 'required|numeric|min:0|max:100',
|
|
'matematika' => 'required|numeric|min:0|max:100',
|
|
'fisika' => 'required|numeric|min:0|max:100',
|
|
'kimia' => 'required|numeric|min:0|max:100',
|
|
'biologi' => 'required|numeric|min:0|max:100',
|
|
'sejarah' => 'required|numeric|min:0|max:100',
|
|
'geografi' => 'required|numeric|min:0|max:100',
|
|
'ekonomi_mapel' => 'required|numeric|min:0|max:100',
|
|
'sosiologi' => 'required|numeric|min:0|max:100',
|
|
'seni_budaya' => 'required|numeric|min:0|max:100',
|
|
'pjok' => 'required|numeric|min:0|max:100',
|
|
'informatika' => 'required|numeric|min:0|max:100',
|
|
|
|
'riasec_r' => 'required|numeric|min:0|max:100',
|
|
'riasec_i' => 'required|numeric|min:0|max:100',
|
|
'riasec_a' => 'required|numeric|min:0|max:100',
|
|
'riasec_s' => 'required|numeric|min:0|max:100',
|
|
'riasec_e' => 'required|numeric|min:0|max:100',
|
|
'riasec_c' => 'required|numeric|min:0|max:100',
|
|
|
|
'gaji_ortu' => 'required|numeric|min:0',
|
|
]);
|
|
|
|
$payload = $validated;
|
|
$payload['ekonomi_orang_tua'] = self::getLabelEkonomiSingkat($validated['gaji_ortu']);
|
|
|
|
try {
|
|
$response = Http::timeout(15)
|
|
->acceptJson()
|
|
->post('http://127.0.0.1:5000/predict', $payload);
|
|
|
|
if (!$response->successful()) {
|
|
return response()->json([
|
|
'success' => false,
|
|
'message' => 'ML Engine Error: ' . ($response->json()['message'] ?? $response->body())
|
|
], 500);
|
|
}
|
|
|
|
$responseData = $response->json();
|
|
|
|
if (!isset($responseData['success']) || !$responseData['success']) {
|
|
return response()->json([
|
|
'success' => false,
|
|
'message' => 'ML Engine Error: ' . ($responseData['message'] ?? 'Unknown Error')
|
|
], 500);
|
|
}
|
|
|
|
$teksJurusan = $responseData['prediksi_jurusan'] ?? null;
|
|
|
|
if (!$teksJurusan) {
|
|
return response()->json([
|
|
'success' => false,
|
|
'message' => 'Prediksi jurusan tidak ditemukan pada respons Flask.'
|
|
], 500);
|
|
}
|
|
|
|
/*
|
|
* Ambil nilai probabilitas dari Flask.
|
|
* Contoh respons Flask yang disarankan:
|
|
* {
|
|
* "success": true,
|
|
* "prediksi_jurusan": "Teknik Informatika",
|
|
* "probabilitas": 86.45
|
|
* }
|
|
*/
|
|
$akurasiPrediksi = self::normalisasiAkurasi($responseData['probabilitas'] ?? null);
|
|
|
|
$dataRiwayat = [
|
|
'user_id' => $user->id,
|
|
|
|
'agama' => $validated['agama'],
|
|
'pkn' => $validated['pkn'],
|
|
'bahasa_indonesia' => $validated['bahasa_indonesia'],
|
|
'bahasa_inggris' => $validated['bahasa_inggris'],
|
|
'matematika' => $validated['matematika'],
|
|
'fisika' => $validated['fisika'],
|
|
'kimia' => $validated['kimia'],
|
|
'biologi' => $validated['biologi'],
|
|
'sejarah' => $validated['sejarah'],
|
|
'geografi' => $validated['geografi'],
|
|
'ekonomi_mapel' => $validated['ekonomi_mapel'],
|
|
'sosiologi' => $validated['sosiologi'],
|
|
'seni_budaya' => $validated['seni_budaya'],
|
|
'pjok' => $validated['pjok'],
|
|
'informatika' => $validated['informatika'],
|
|
|
|
'riasec_r' => $validated['riasec_r'],
|
|
'riasec_i' => $validated['riasec_i'],
|
|
'riasec_a' => $validated['riasec_a'],
|
|
'riasec_s' => $validated['riasec_s'],
|
|
'riasec_e' => $validated['riasec_e'],
|
|
'riasec_c' => $validated['riasec_c'],
|
|
|
|
'gaji_ortu' => $validated['gaji_ortu'],
|
|
'hasil_rekomendasi_jurusan' => $teksJurusan,
|
|
];
|
|
|
|
/*
|
|
* Kolom akurasi_prediksi hanya diisi kalau migration baru sudah dijalankan.
|
|
* Ini mencegah error kalau kolom belum ada.
|
|
*/
|
|
$tableName = (new RiwayatRekomendasi())->getTable();
|
|
|
|
if (Schema::hasColumn($tableName, 'akurasi_prediksi')) {
|
|
$dataRiwayat['akurasi_prediksi'] = $akurasiPrediksi;
|
|
}
|
|
|
|
$riwayat = RiwayatRekomendasi::create($dataRiwayat);
|
|
|
|
return response()->json([
|
|
'success' => true,
|
|
'message' => 'Prediksi berhasil dibuat.',
|
|
'redirect_url' => route('student.result', ['id' => $riwayat->id]),
|
|
'prediksi_jurusan' => $teksJurusan,
|
|
'akurasi_prediksi' => $akurasiPrediksi
|
|
]);
|
|
|
|
} catch (\Throwable $e) {
|
|
return response()->json([
|
|
'success' => false,
|
|
'message' => 'Koneksi ke API Flask Python gagal: ' . $e->getMessage()
|
|
], 500);
|
|
}
|
|
}
|
|
|
|
public function getHasilRekomendasi($id)
|
|
{
|
|
$riwayat = RiwayatRekomendasi::findOrFail($id);
|
|
|
|
return response()->json([
|
|
'success' => true,
|
|
'data' => self::formatHasilData($riwayat)
|
|
]);
|
|
}
|
|
|
|
public static function formatHasilData(RiwayatRekomendasi $riwayat): array
|
|
{
|
|
return [
|
|
'id' => $riwayat->id,
|
|
'hasil_rekomendasi_jurusan' => $riwayat->hasil_rekomendasi_jurusan,
|
|
'akurasi_prediksi' => $riwayat->akurasi_prediksi,
|
|
'label_ekonomi' => self::getLabelEkonomiDetail($riwayat->gaji_ortu),
|
|
'minat_utama' => self::getMinatUtamaLabel($riwayat),
|
|
'prospek_kerja' => self::getProspekKerjaText($riwayat->hasil_rekomendasi_jurusan),
|
|
'gaji_ortu' => $riwayat->gaji_ortu,
|
|
'riasec' => [
|
|
'r' => $riwayat->riasec_r,
|
|
'i' => $riwayat->riasec_i,
|
|
'a' => $riwayat->riasec_a,
|
|
's' => $riwayat->riasec_s,
|
|
'e' => $riwayat->riasec_e,
|
|
'c' => $riwayat->riasec_c,
|
|
],
|
|
];
|
|
}
|
|
|
|
private static function normalisasiAkurasi($value): ?float
|
|
{
|
|
if ($value === null || $value === '') {
|
|
return null;
|
|
}
|
|
|
|
if (is_string($value)) {
|
|
$value = str_replace('%', '', $value);
|
|
$value = str_replace(',', '.', $value);
|
|
$value = trim($value);
|
|
}
|
|
|
|
if (!is_numeric($value)) {
|
|
return null;
|
|
}
|
|
|
|
$number = (float) $value;
|
|
|
|
/*
|
|
* Jika Flask mengirim 0.86, ubah menjadi 86.
|
|
* Jika Flask mengirim 86.45, tetap 86.45.
|
|
*/
|
|
if ($number <= 1) {
|
|
$number = $number * 100;
|
|
}
|
|
|
|
if ($number < 0) {
|
|
$number = 0;
|
|
}
|
|
|
|
if ($number > 100) {
|
|
$number = 100;
|
|
}
|
|
|
|
return round($number, 2);
|
|
}
|
|
|
|
public static function getLabelEkonomiSingkat($gaji): string
|
|
{
|
|
$gaji = (float) $gaji;
|
|
|
|
if ($gaji < 2000000) {
|
|
return 'Kurang Mampu';
|
|
} elseif ($gaji <= 5000000) {
|
|
return 'Menengah';
|
|
}
|
|
|
|
return 'Mampu';
|
|
}
|
|
|
|
public static function getLabelEkonomiDetail($gaji): string
|
|
{
|
|
$gaji = (float) $gaji;
|
|
|
|
if ($gaji < 2000000) {
|
|
return 'Kurang Mampu (< Rp 2.000.000)';
|
|
} elseif ($gaji <= 5000000) {
|
|
return 'Menengah (Rp 2.000.000 - Rp 5.000.000)';
|
|
}
|
|
|
|
return 'Mampu (> Rp 5.000.000)';
|
|
}
|
|
|
|
public static function getMinatUtamaLabel(RiwayatRekomendasi $riwayat): string
|
|
{
|
|
$riasecScores = [
|
|
'r' => (float) $riwayat->riasec_r,
|
|
'i' => (float) $riwayat->riasec_i,
|
|
'a' => (float) $riwayat->riasec_a,
|
|
's' => (float) $riwayat->riasec_s,
|
|
'e' => (float) $riwayat->riasec_e,
|
|
'c' => (float) $riwayat->riasec_c,
|
|
];
|
|
|
|
arsort($riasecScores);
|
|
$topCode = array_key_first($riasecScores);
|
|
|
|
$labels = [
|
|
'r' => 'Teknis & Lapangan',
|
|
'i' => 'Sains, Riset & Analitis',
|
|
'a' => 'Kreatif & Desain',
|
|
's' => 'Sosial & Pelayanan',
|
|
'e' => 'Bisnis & Kepemimpinan',
|
|
'c' => 'Administratif & Terstruktur',
|
|
];
|
|
|
|
return $labels[$topCode] ?? 'Belum teridentifikasi';
|
|
}
|
|
|
|
public static function getProspekKerjaText($jurusan): string
|
|
{
|
|
$jurusan = strtolower((string) $jurusan);
|
|
|
|
if (str_contains($jurusan, 'ekonomi') || str_contains($jurusan, 'manajemen') || str_contains($jurusan, 'bisnis')) {
|
|
return 'Lulusan bidang ini dapat berkarier sebagai manajer bisnis, staf keuangan, analis pasar, konsultan bisnis, wirausahawan, maupun pegawai instansi pemerintah dan BUMN pada sektor ekonomi dan administrasi.';
|
|
}
|
|
|
|
if (str_contains($jurusan, 'teknik') || str_contains($jurusan, 'informatika') || str_contains($jurusan, 'komputer')) {
|
|
return 'Lulusan bidang ini memiliki peluang karier sebagai software developer, analis sistem, teknisi, network engineer, data analyst, maupun profesional teknologi di perusahaan swasta, startup, dan instansi pemerintah.';
|
|
}
|
|
|
|
if (str_contains($jurusan, 'kesehatan') || str_contains($jurusan, 'keperawatan') || str_contains($jurusan, 'farmasi')) {
|
|
return 'Lulusan bidang ini dapat berkarier di rumah sakit, klinik, laboratorium, industri kesehatan, layanan masyarakat, maupun lembaga penelitian kesehatan.';
|
|
}
|
|
|
|
if (str_contains($jurusan, 'pendidikan') || str_contains($jurusan, 'guru')) {
|
|
return 'Lulusan bidang ini memiliki prospek sebagai guru, tenaga pendidik, instruktur pelatihan, pengembang kurikulum, maupun konsultan pendidikan.';
|
|
}
|
|
|
|
return 'Prospek karier untuk jurusan ini sangat luas, mulai dari spesialis industri, konsultan ahli, hingga pegawai instansi pemerintah/BUMN di sektor terkait.';
|
|
}
|
|
} |