sistem_rekomendasi/app/Http/Controllers/Api/Student/RecommendationApiController...

136 lines
5.3 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\Validation\ValidationException;
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',
]);
$gaji = (float) $validated['gaji_ortu'];
if ($gaji < 2000000) {
$ekonomiOrangTua = 'Kurang Mampu';
} elseif ($gaji <= 5000000) {
$ekonomiOrangTua = 'Menengah';
} else {
$ekonomiOrangTua = 'Mampu';
}
$payload = $validated;
$payload['ekonomi_orang_tua'] = $ekonomiOrangTua;
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);
}
$riwayat = RiwayatRekomendasi::create([
'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,
]);
return response()->json([
'success' => true,
'message' => 'Prediksi berhasil dibuat.',
'redirect_url' => route('student.result', ['id' => $riwayat->id]),
'prediksi_jurusan' => $teksJurusan,
'top_predictions' => $responseData['top_predictions'] ?? null
]);
} catch (\Throwable $e) {
return response()->json([
'success' => false,
'message' => 'Koneksi ke API Flask Python gagal: ' . $e->getMessage()
], 500);
}
}
}