@extends('layouts.teacher')

@section('title', 'Edit Materi - ' . $course->title)

@section('header', 'Edit Materi')

@section('breadcrumb')
    <a href="{{ route('teacher.courses.index') }}">Kursus</a>
    <span class="breadcrumb-sep">/</span>
    <a href="{{ route('teacher.courses.show', $course) }}">{{ $course->title }}</a>
    <span class="breadcrumb-sep">/</span>
    <a href="{{ route('teacher.courses.materials.index', $course) }}">Materi</a>
    <span class="breadcrumb-sep">/</span>
    <span>Edit</span>
@endsection

@section('content')
<div class="container mx-auto px-4 py-6">
    <div class="bg-white rounded-lg shadow-sm border border-[var(--border)] p-6">
        <h1 class="text-xl font-bold text-[var(--navy)] mb-6">Edit Materi: {{ $material->title }}</h1>

        <form action="{{ route('teacher.courses.materials.update', [$course, $material]) }}" 
              method="POST" 
              enctype="multipart/form-data">
            @csrf
            @method('PUT')

            <div class="mb-4">
                <label class="block text-sm font-medium text-gray-700 mb-2">Judul Materi *</label>
                <input type="text" 
                       name="title" 
                       value="{{ old('title', $material->title) }}" 
                       class="w-full px-3 py-2 border border-[var(--border)] rounded-lg focus:outline-none focus:border-[var(--gold)]"
                       required>
                @error('title') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
            </div>

            <div class="mb-4">
                <label class="block text-sm font-medium text-gray-700 mb-2">Tipe Materi *</label>
                <select name="type" 
                        id="type-select"
                        class="w-full px-3 py-2 border border-[var(--border)] rounded-lg focus:outline-none focus:border-[var(--gold)]"
                        required>
                    <option value="text" {{ $material->type == 'text' ? 'selected' : '' }}>Text</option>
                    <option value="video" {{ $material->type == 'video' ? 'selected' : '' }}>Video (URL)</option>
                    <option value="link" {{ $material->type == 'link' ? 'selected' : '' }}>Link</option>
                    <option value="pdf" {{ $material->type == 'pdf' ? 'selected' : '' }}>PDF</option>
                    <option value="word" {{ $material->type == 'word' ? 'selected' : '' }}>Word</option>
                    <option value="excel" {{ $material->type == 'excel' ? 'selected' : '' }}>Excel</option>
                </select>
                @error('type') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
            </div>

            <div class="mb-4" id="content-text-area" style="display: none;">
                <label class="block text-sm font-medium text-gray-700 mb-2">Konten</label>
                <textarea name="content" 
                          rows="8" 
                          class="w-full px-3 py-2 border border-[var(--border)] rounded-lg focus:outline-none focus:border-[var(--gold)]">{{ old('content', $material->content) }}</textarea>
                @error('content') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
            </div>

            <div class="mb-4" id="content-file-area" style="display: none;">
                <label class="block text-sm font-medium text-gray-700 mb-2">Upload File Baru (kosongkan jika tidak ingin mengubah)</label>
                <input type="file" 
                       name="file" 
                       class="w-full px-3 py-2 border border-[var(--border)] rounded-lg focus:outline-none focus:border-[var(--gold)]">
                @if($material->content && in_array($material->type, ['pdf', 'word', 'excel']))
                    <p class="text-xs text-gray-500 mt-1">File saat ini: {{ basename($material->content) }}</p>
                @endif
                @error('file') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
            </div>

            <div class="mb-4">
                <label class="block text-sm font-medium text-gray-700 mb-2">Urutan</label>
                <input type="number" 
                       name="order" 
                       value="{{ old('order', $material->order) }}" 
                       class="w-32 px-3 py-2 border border-[var(--border)] rounded-lg focus:outline-none focus:border-[var(--gold)]">
                @error('order') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
            </div>

            <div class="flex gap-3 mt-6">
                <button type="submit" class="bg-[var(--gold)] text-[var(--navy)] px-6 py-2 rounded-lg font-semibold hover:bg-[var(--gold-2)] transition">
                    <i class="fas fa-save mr-2"></i> Update
                </button>
                <a href="{{ route('teacher.courses.materials.index', $course) }}" 
                   class="bg-gray-200 text-gray-700 px-6 py-2 rounded-lg font-semibold hover:bg-gray-300 transition">
                    Batal
                </a>
            </div>
        </form>
    </div>
</div>

<script>
    const typeSelect = document.getElementById('type-select');
    const contentTextArea = document.getElementById('content-text-area');
    const contentFileArea = document.getElementById('content-file-area');

    function toggleFields() {
        const type = typeSelect.value;
        contentTextArea.style.display = 'none';
        contentFileArea.style.display = 'none';
        
        if (type === 'text' || type === 'video' || type === 'link') {
            contentTextArea.style.display = 'block';
        } else if (type === 'pdf' || type === 'word' || type === 'excel') {
            contentFileArea.style.display = 'block';
        }
    }

    typeSelect.addEventListener('change', toggleFields);
    toggleFields();
</script>
@endsection