@extends('pmb.layout')

@section('title', 'Pilih Prodi - PMB UNDARMA')

@section('content')
<div class="pmb-topbar">
    <div>
        <h4><i class="fas fa-graduation-cap text-primary"></i> Pilih Program Studi</h4>
        <nav aria-label="breadcrumb">
            <ol class="breadcrumb">
                <li class="breadcrumb-item"><a href="{{ route('pmb.dashboard') }}">Dashboard</a></li>
                <li class="breadcrumb-item active">Pilih Prodi</li>
            </ol>
        </nav>
    </div>
</div>

<div class="form-card">
    <div class="step-indicator">
        <div class="step-item completed">
            <div class="circle"><i class="fas fa-check"></i></div>
            <small>Data Diri</small>
        </div>
        <div class="step-item completed">
            <div class="circle"><i class="fas fa-check"></i></div>
            <small>Alamat</small>
        </div>
        <div class="step-item completed">
            <div class="circle"><i class="fas fa-check"></i></div>
            <small>Ortu</small>
        </div>
        <div class="step-item completed">
            <div class="circle"><i class="fas fa-check"></i></div>
            <small>Sekolah</small>
        </div>
        <div class="step-item active">
            <div class="circle">5</div>
            <small>Prodi</small>
        </div>
    </div>

    <form method="POST" action="{{ route('pmb.pendaftaran.prodi') }}">
        @csrf
        
        <div class="mb-3">
            <label class="form-label">Pilih Fakultas <span class="text-danger">*</span></label>
            <select name="fakultas_id" id="fakultas_id" class="form-select @error('fakultas_id') is-invalid @enderror" required>
                <option value="">Pilih Fakultas</option>
                @foreach($fakultas as $f)
                    <option value="{{ $f->id }}" {{ old('fakultas_id', $pendaftaran->fakultas_id) == $f->id ? 'selected' : '' }}>
                        {{ $f->nama_fakultas }}
                    </option>
                @endforeach
            </select>
            @error('fakultas_id')<div class="invalid-feedback">{{ $message }}</div>@enderror
        </div>

        <div class="mb-3">
            <label class="form-label">Pilihan Prodi 1 <span class="text-danger">*</span></label>
            <select name="prodi_id" id="prodi_id" class="form-select @error('prodi_id') is-invalid @enderror" required>
                <option value="">Pilih Prodi</option>
                @foreach($fakultas as $f)
                    <optgroup label="{{ $f->nama_fakultas }}">
                        @foreach($f->prodi as $p)
                            <option value="{{ $p->id }}" data-fakultas="{{ $f->id }}" {{ old('prodi_id', $pendaftaran->prodi_id) == $p->id ? 'selected' : '' }}>
                                {{ $p->jenjang }} - {{ $p->nama_prodi }}
                            </option>
                        @endforeach
                    </optgroup>
                @endforeach
            </select>
            @error('prodi_id')<div class="invalid-feedback">{{ $message }}</div>@enderror
        </div>

        <div class="mb-3">
            <label class="form-label">Pilihan Prodi 2 (Opsional)</label>
            <select name="prodi_pilihan_2" id="prodi_pilihan_2" class="form-select">
                <option value="">Pilih Prodi (Opsional)</option>
                @foreach($fakultas as $f)
                    <optgroup label="{{ $f->nama_fakultas }}">
                        @foreach($f->prodi as $p)
                            <option value="{{ $p->id }}" data-fakultas="{{ $f->id }}" {{ old('prodi_pilihan_2', $pendaftaran->prodi_pilihan_2) == $p->id ? 'selected' : '' }}>
                                {{ $p->jenjang }} - {{ $p->nama_prodi }}
                            </option>
                        @endforeach
                    </optgroup>
                @endforeach
            </select>
        </div>

        <div class="d-flex justify-content-between">
            <a href="{{ route('pmb.pendaftaran.sekolah') }}" class="btn btn-secondary">
                <i class="fas fa-arrow-left"></i> Sebelumnya
            </a>
            <button type="submit" class="btn btn-primary">
                <i class="fas fa-save"></i> Simpan & Lanjutkan
            </button>
        </div>
    </form>
</div>

@section('scripts')
<script>
    document.getElementById('fakultas_id').addEventListener('change', function() {
        const fakultasId = this.value;
        const prodiSelect = document.getElementById('prodi_id');
        const prodi2Select = document.getElementById('prodi_pilihan_2');
        
        Array.from(prodiSelect.options).forEach(option => {
            if (option.value === '') return;
            option.style.display = option.dataset.fakultas === fakultasId ? '' : 'none';
        });
        
        Array.from(prodi2Select.options).forEach(option => {
            if (option.value === '') return;
            option.style.display = option.dataset.fakultas === fakultasId ? '' : 'none';
        });
        
        prodiSelect.value = '';
        prodi2Select.value = '';
    });
</script>
@endsection
@endsection