89 lines
2.4 KiB
PHP
89 lines
2.4 KiB
PHP
<?php
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namespace App\Http\Controllers\Siswa;
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use App\Http\Controllers\Controller;
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use Illuminate\Http\Request;
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use App\Models\Ujian;
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use App\Models\Soal;
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use App\Models\Hasil;
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class UjianController extends Controller
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{
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public function index()
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{
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$siswa = auth()->user()->siswa;
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// Hanya tampilkan ujian yang dikirim ke kelas siswa ini & status terkirim
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$ujians = Ujian::whereHas('kelas', fn($q) => $q->where('kelas.id', $siswa->kelas_id))
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->where('status_kirim', 'terkirim')
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->latest()
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->get();
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$sudahDikerjakan = Hasil::where('siswa_id', $siswa->id)
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->pluck('ujian_id')->toArray();
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$hasilSiswa = Hasil::where('siswa_id', $siswa->id)
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->get()->keyBy('ujian_id');
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return view('siswa.ujian.index', compact('ujians', 'sudahDikerjakan', 'hasilSiswa'));
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}
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public function kerjakan($id)
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{
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$siswa = auth()->user()->siswa;
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$sudah = Hasil::where('siswa_id', $siswa->id)
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->where('ujian_id', $id)
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->exists();
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if ($sudah) {
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return redirect()->route('siswa.ujian.index')
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->with('warning', 'Kamu sudah mengerjakan ujian ini.');
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}
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$ujian = Ujian::findOrFail($id);
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$soals = Soal::where('ujian_id', $id)->get();
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return view('siswa.ujian.kerjakan', compact('ujian', 'soals'));
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}
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public function submit(Request $request, $id)
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{
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$siswa = auth()->user()->siswa;
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// Cegah submit ulang
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$sudah = Hasil::where('siswa_id', $siswa->id)
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->where('ujian_id', $id)
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->exists();
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if ($sudah) {
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return redirect()->route('siswa.ujian.index')
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->with('warning', 'Kamu sudah mengerjakan ujian ini.');
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}
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$soals = Soal::where('ujian_id', $id)->get();
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$ujian = Ujian::findOrFail($id);
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$benar = 0;
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$total = $soals->count();
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foreach ($soals as $s) {
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$jawabanUser = $request->jawaban[$s->id] ?? null;
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if ($jawabanUser == $s->jawaban_benar) {
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$benar++;
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}
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}
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$nilai = round(($benar / $total) * 100);
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// Simpan ke tabel hasils (hanya kolom yang ada)
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Hasil::create([
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'siswa_id' => $siswa->id,
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'ujian_id' => $id,
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'nilai' => $nilai,
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]);
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return view('siswa.ujian.hasil', compact('nilai', 'benar', 'total', 'ujian'));
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}
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} |