@extends('layouts.app')

@section('title', 'Input Nilai - SIAKAD')
@section('page-title', 'Input Nilai - ' . $matakuliah->nama)

@section('content')
<div class="row">
    <div class="col-12">
        <div class="card">
            <div class="card-header">
                <div>
                    <h5 class="mb-0"><i class="bi bi-pencil-square me-2"></i>Input Nilai</h5>
                    <small class="text-muted">
                        <span class="badge bg-primary">{{ $matakuliah->kode }}</span>
                        {{ $matakuliah->nama }}
                    </small>
                </div>
                <div class="d-flex align-items-center gap-3">
                    @if($bobot)
                    <div class="text-muted small">
                        <strong>Bobot:</strong>
                        Tugas {{ $bobot->tugas }}% | UTS {{ $bobot->uts }}% | UAS {{ $bobot->uas }}% | Presensi {{ $bobot->presensi }}%
                    </div>
                    @endif
                    <a href="{{ route('dosen.nilai.index') }}" class="btn btn-outline-secondary">
                        <i class="bi bi-arrow-left me-2"></i>Kembali
                    </a>
                </div>
            </div>
            <div class="card-body">
                <form action="{{ route('dosen.nilai.store', $matakuliah->id) }}" method="POST">
                    @csrf
                    <input type="hidden" name="tahun_akademik_id" value="{{ $selectedTahun->id ?? $tahunAktif->id ?? '' }}">

                    <div class="row mb-3">
                        <div class="col-md-4">
                            <select class="form-select" onchange="this.form.action = '{{ route('dosen.nilai.input', $matakuliah->id) }}?tahun_akademik_id=' + this.value; this.form.submit();">
                                <option value="">Pilih Tahun Akademik</option>
                                @foreach($tahunAktifList as $ta)
                                    <option value="{{ $ta->id }}" {{ ($selectedTahun && $selectedTahun->id == $ta->id) || (!$selectedTahun && $tahunAktif && $tahunAktif->id == $ta->id) ? 'selected' : '' }}>
                                        {{ $ta->tahun }} - {{ ucfirst($ta->semester) }}
                                    </option>
                                @endforeach
                            </select>
                        </div>
                    </div>

                    @if($selectedTahun)
                    <div class="alert alert-info py-2">
                        <i class="bi bi-info-circle me-2"></i>
                        Menampilkan data untuk: <strong>{{ $selectedTahun->tahun }} - {{ ucfirst($selectedTahun->semester) }}</strong>
                    </div>
                    @endif

                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead>
                                <tr>
                                    <th style="width: 50px;">No</th>
                                    <th style="width: 100px;">NIM</th>
                                    <th>Nama Mahasiswa</th>
                                    <th style="width: 100px;">Tugas</th>
                                    <th style="width: 100px;">UTS</th>
                                    <th style="width: 100px;">UAS</th>
                                    <th style="width: 100px;">Presensi</th>
                                </tr>
                            </thead>
                            <tbody>
                                @forelse($krsList as $index => $krs)
                                <tr>
                                    <td class="text-center">{{ $index + 1 }}</td>
                                    <td><span class="badge bg-secondary">{{ $krs->mahasiswa->nim }}</span></td>
                                    <td><strong>{{ $krs->mahasiswa->nama }}</strong></td>
                                    <td>
                                        <input type="number"
                                               name="nilai[{{ $krs->id }}][tugas]"
                                               class="form-control form-control-sm @error('nilai.' . $krs->id . '.tugas') is-invalid @enderror"
                                               value="{{ old('nilai.' . $krs->id . '.tugas', $krs->nilai?->tugas ?? '') }}"
                                               min="0"
                                               max="100"
                                               step="0.01"
                                               placeholder="0-100"
                                               required>
                                    </td>
                                    <td>
                                        <input type="number"
                                               name="nilai[{{ $krs->id }}][uts]"
                                               class="form-control form-control-sm @error('nilai.' . $krs->id . '.uts') is-invalid @enderror"
                                               value="{{ old('nilai.' . $krs->id . '.uts', $krs->nilai?->uts ?? '') }}"
                                               min="0"
                                               max="100"
                                               step="0.01"
                                               placeholder="0-100"
                                               required>
                                    </td>
                                    <td>
                                        <input type="number"
                                               name="nilai[{{ $krs->id }}][uas]"
                                               class="form-control form-control-sm @error('nilai.' . $krs->id . '.uas') is-invalid @enderror"
                                               value="{{ old('nilai.' . $krs->id . '.uas', $krs->nilai?->uas ?? '') }}"
                                               min="0"
                                               max="100"
                                               step="0.01"
                                               placeholder="0-100"
                                               required>
                                    </td>
                                    <td>
                                        <input type="number"
                                               name="nilai[{{ $krs->id }}][presensi]"
                                               class="form-control form-control-sm @error('nilai.' . $krs->id . '.presensi') is-invalid @enderror"
                                               value="{{ old('nilai.' . $krs->id . '.presensi', $krs->nilai?->presensi ?? '') }}"
                                               min="0"
                                               max="100"
                                               step="0.01"
                                               placeholder="0-100"
                                               required>
                                    </td>
                                </tr>
                                @empty
                                <tr>
                                    <td colspan="7" class="text-center py-5">
                                        <div class="text-muted">
                                            <i class="bi bi-inbox fs-1 d-block mb-2"></i>
                                            @if($selectedTahun)
                                                <span>Tidak ada mahasiswa yang mengambil mata kuliah ini pada tahun akademik yang dipilih</span>
                                            @else
                                                <span>Tidak ada mahasiswa yang mengambil mata kuliah ini</span>
                                            @endif
                                        </div>
                                    </td>
                                </tr>
                                @endforelse
                            </tbody>
                        </table>
                    </div>

                    @if($krsList->count() > 0)
                    <div class="p-3 border-top bg-light">
                        <button type="submit" class="btn btn-success">
                            <i class="bi bi-check-lg me-2"></i>Simpan Nilai
                        </button>
                    </div>
                    @endif
                </form>
            </div>
        </div>
    </div>
</div>
@endsection