@extends('public.layout.app')
@section('title', __('front.add_material'))

@section('body')
<section class="pt-5" style="background-color: #f5f7fc;">
    <div class="container">
        @include('public.portals.teacher.partials.nav')

        <div class="d-flex justify-content-between align-items-center mb-4">
            <h4 class="fw-bold mb-0">{{ __('front.add_course_material') }}</h4>
            <a href="{{ route('teacher.courses.show', $course->id) }}" class="btn btn-outline-secondary btn-rounded">
                <i class="fas fa-arrow-left me-2"></i> {{ __('front.back_to_course') }}
            </a>
        </div>

        <div class="card-soft p-4 shadow-soft">
            <form action="{{ route('teacher.materials.store') }}" method="POST" enctype="multipart/form-data">
                @csrf
                <input type="hidden" name="course_id" value="{{ $course->id }}">

                {{-- Title --}}
                <div class="mb-4">
                    <label class="form-label fw-semibold">{{ __('front.material_title') }} <span class="text-danger">*</span></label>
                    <input type="text" name="title" class="form-control rounded-pill @error('title') is-invalid @enderror"
                           value="{{ old('title') }}" placeholder="{{ __('front.e_g_week_1_introduction') }}">
                    @error('title') <div class="invalid-feedback">{{ $message }}</div> @enderror
                </div>

                {{-- Type Selection --}}
                <div class="mb-4">
                    <label class="form-label fw-semibold">{{ __('front.material_type') }} <span class="text-danger">*</span></label>
                    <div class="d-flex gap-4">
                        <div class="form-check">
                            <input class="form-check-input" type="radio" name="type" id="typeDocument" value="document"
                                   {{ old('type') == 'document' ? 'checked' : '' }} checked>
                            <label class="form-check-label" for="typeDocument">
                                <i class="fas fa-file-pdf text-primary me-1"></i> {{ __('front.document_file') }}
                            </label>
                        </div>
                        <div class="form-check">
                            <input class="form-check-input" type="radio" name="type" id="typeVideo" value="video"
                                   {{ old('type') == 'video' ? 'checked' : '' }}>
                            <label class="form-check-label" for="typeVideo">
                                <i class="fas fa-video text-danger me-1"></i> {{ __('front.video_url') }}
                            </label>
                        </div>
                    </div>
                    @error('type') <div class="text-danger small">{{ $message }}</div> @enderror
                </div>

                {{-- Document Upload --}}
                <div class="mb-4" id="documentUploadSection">
                    <label class="form-label fw-semibold">{{ __('front.upload_file') }}</label>
                    <input type="file" name="file_path" class="form-control @error('file_path') is-invalid @enderror"
                           accept=".pdf,.doc,.docx,.ppt,.pptx,.xls,.xlsx,.jpg,.jpeg,.png,.zip">
                    <div class="form-text">{{ __('front.max_size_20mb_allowed_pdf_doc_docx_ppt_pptx_xls_xlsx_jp') }}</div>
                    @error('file_path') <div class="invalid-feedback">{{ $message }}</div> @enderror
                </div>

                {{-- Video URL --}}
                <div class="mb-4 d-none" id="videoUrlSection">
                    <label class="form-label fw-semibold">{{ __('front.video_url_2') }}</label>
                    <input type="url" name="video_url" class="form-control rounded-pill @error('video_url') is-invalid @enderror"
                           value="{{ old('video_url') }}" placeholder="https://www.youtube.com/watch?v=...">
                    <div class="form-text">{{ __('front.youtube_vimeo_or_direct_video_link') }}</div>
                    @error('video_url') <div class="invalid-feedback">{{ $message }}</div> @enderror
                </div>

                {{-- Course info --}}
                <div class="bg-light p-3 rounded-3 mb-4">
                    <span class="text-muted2 small">{{ __('front.course_2') }}</span>
                    <span class="fw-semibold">{{ $course->title }} ({{ $course->code }})</span>
                </div>

                <div class="d-flex justify-content-end gap-2">
                    <a href="{{ route('teacher.courses.show', $course->id) }}" class="btn btn-outline-secondary rounded-pill px-4">
                        {{ __('front.cancel') }}
                    </a>
                    <button type="submit" class="btn btn-primary rounded-pill px-5">
                        <i class="fas fa-upload me-2"></i> {{ __('front.upload_material') }}
                    </button>
                </div>
            </form>
        </div>
    </div>
</section>

<script>
    document.addEventListener('DOMContentLoaded', function() {
        const typeDocument = document.getElementById('typeDocument');
        const typeVideo = document.getElementById('typeVideo');
        const docSection = document.getElementById('documentUploadSection');
        const videoSection = document.getElementById('videoUrlSection');

        function toggleSections() {
            if (typeDocument.checked) {
                docSection.classList.remove('d-none');
                videoSection.classList.add('d-none');
            } else {
                docSection.classList.add('d-none');
                videoSection.classList.remove('d-none');
            }
        }

        typeDocument.addEventListener('change', toggleSections);
        typeVideo.addEventListener('change', toggleSections);
        toggleSections(); // run on load
    });
</script>
@endsection