@extends('layouts.app')

@section('title', 'Share: ' . $document->title)

@section('content')
<div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
    <!-- Header Info -->
    <div class="bg-white rounded-lg shadow-md p-4 mb-4">
        <div class="flex items-center justify-between">
            <div>
                <h1 class="text-2xl font-bold text-gray-900 mb-2">{{ $document->title }}</h1>
                <div class="flex items-center space-x-2">
                    <span class="bg-blue-100 text-blue-800 px-3 py-1 rounded-full text-sm font-medium">
                        {{ $document->category_label }}
                    </span>
                    @if($document->subcategory)
                    <span class="bg-green-100 text-green-800 px-3 py-1 rounded-full text-sm font-medium">
                        {{ $document->subcategory_label }}
                    </span>
                    @endif
                </div>
            </div>
            <div class="flex space-x-2">
                <a href="{{ route('documents.download', $document->id) }}"
                   class="bg-green-600 text-white px-4 py-2 rounded-lg hover:bg-green-700 transition-colors">
                    <i class="fas fa-download mr-2"></i>Download
                </a>
                <a href="{{ route('documents.show', $document->id) }}"
                   class="bg-gray-600 text-white px-4 py-2 rounded-lg hover:bg-gray-700 transition-colors">
                    <i class="fas fa-arrow-left mr-2"></i>Kembali
                </a>
            </div>
        </div>
    </div>

    <!-- Main Content: PDF Viewer + Share Panel -->
    <div class="grid lg:grid-cols-3 gap-6">
        <!-- PDF Viewer - Takes 2 columns -->
        <div class="lg:col-span-2">
            <div class="bg-white rounded-lg shadow-md p-4">
                <div class="flex items-center justify-between mb-4">
                    <h2 class="text-xl font-bold text-gray-900">
                        <i class="fas fa-file-pdf text-red-600 mr-2"></i>Preview Dokumen
                    </h2>
                    <div class="text-sm text-gray-500">
                        <i class="fas fa-eye mr-1"></i>{{ $document->views }} views
                        <span class="mx-2">|</span>
                        <i class="fas fa-download mr-1"></i>{{ $document->downloads }} downloads
                    </div>
                </div>
                <div class="border-2 border-gray-200 rounded-lg overflow-hidden" style="height: 80vh;">
                    <iframe src="{{ $pdfUrl }}" 
                            class="w-full h-full" 
                            frameborder="0"
                            title="PDF Viewer">
                        <p>Browser Anda tidak mendukung iframe. 
                           <a href="{{ $pdfUrl }}" target="_blank">Klik di sini untuk membuka PDF</a>
                        </p>
                    </iframe>
                </div>
            </div>
        </div>

        <!-- Share Panel - Takes 1 column -->
        <div class="lg:col-span-1">
            <div class="bg-white rounded-lg shadow-md p-6 sticky top-4">
                <h2 class="text-xl font-bold text-gray-900 mb-6">
                    <i class="fas fa-share-alt text-blue-600 mr-2"></i>Bagikan Dokumen
                </h2>

                <!-- QR Code -->
                <div class="text-center mb-6">
                    <div class="bg-white p-4 rounded-lg border-2 border-gray-200 inline-block mb-3">
                        <div class="w-64 h-64 flex items-center justify-center" id="qrCodeContainer">
                            <div style="width: 256px; height: 256px;">
                                {!! $qrCode !!}
                            </div>
                        </div>
                    </div>
                    <p class="text-sm text-gray-600 mb-4">
                        <i class="fas fa-qrcode mr-1"></i>Scan QR code untuk membuka dokumen
                    </p>
                    <button onclick="downloadQRCode()" 
                            class="bg-blue-600 text-white px-4 py-2 rounded-lg hover:bg-blue-700 transition-colors text-sm">
                        <i class="fas fa-download mr-2"></i>Download QR Code
                    </button>
                </div>

                <hr class="my-6">

                <!-- Share Link -->
                <div class="mb-6">
                    <label class="block text-sm font-medium text-gray-700 mb-2">
                        <i class="fas fa-link mr-1"></i>Link Share
                    </label>
                    <div class="flex">
                        <input type="text" 
                               id="shareUrl" 
                               value="{{ $shareUrl }}" 
                               readonly
                               class="flex-1 border border-gray-300 rounded-l-lg px-3 py-2 text-sm focus:outline-none focus:ring-2 focus:ring-blue-500">
                        <button onclick="copyToClipboard()" 
                                class="bg-blue-600 text-white px-4 py-2 rounded-r-lg hover:bg-blue-700 transition-colors">
                            <i class="fas fa-copy"></i>
                        </button>
                    </div>
                    <p class="text-xs text-gray-500 mt-2">Klik tombol copy untuk menyalin link</p>
                </div>

                <!-- Social Share Buttons -->
                <div class="mb-6">
                    <label class="block text-sm font-medium text-gray-700 mb-3">
                        <i class="fas fa-share-nodes mr-1"></i>Bagikan ke Media Sosial
                    </label>
                    <div class="grid grid-cols-2 gap-2">
                        <a href="https://wa.me/?text={{ urlencode($document->title . ' - ' . $shareUrl) }}" 
                           target="_blank"
                           class="bg-green-500 text-white px-3 py-2 rounded-lg hover:bg-green-600 transition-colors text-center text-sm">
                            <i class="fab fa-whatsapp mr-1"></i>WhatsApp
                        </a>
                        <a href="https://www.facebook.com/sharer/sharer.php?u={{ urlencode($shareUrl) }}" 
                           target="_blank"
                           class="bg-blue-700 text-white px-3 py-2 rounded-lg hover:bg-blue-800 transition-colors text-center text-sm">
                            <i class="fab fa-facebook mr-1"></i>Facebook
                        </a>
                        <a href="https://twitter.com/intent/tweet?text={{ urlencode($document->title) }}&url={{ urlencode($shareUrl) }}" 
                           target="_blank"
                           class="bg-sky-500 text-white px-3 py-2 rounded-lg hover:bg-sky-600 transition-colors text-center text-sm">
                            <i class="fab fa-twitter mr-1"></i>Twitter
                        </a>
                        <a href="https://t.me/share/url?url={{ urlencode($shareUrl) }}&text={{ urlencode($document->title) }}" 
                           target="_blank"
                           class="bg-blue-500 text-white px-3 py-2 rounded-lg hover:bg-blue-600 transition-colors text-center text-sm">
                            <i class="fab fa-telegram mr-1"></i>Telegram
                        </a>
                    </div>
                </div>

                <!-- Document Info -->
                <div class="bg-gray-50 rounded-lg p-4">
                    <h3 class="text-sm font-semibold text-gray-700 mb-3">Informasi Dokumen</h3>
                    <div class="space-y-2 text-sm">
                        <div class="flex justify-between">
                            <span class="text-gray-600">Ukuran:</span>
                            <span class="font-medium">{{ $document->formatted_file_size }}</span>
                        </div>
                        <div class="flex justify-between">
                            <span class="text-gray-600">Format:</span>
                            <span class="font-medium">PDF</span>
                        </div>
                        <div class="flex justify-between">
                            <span class="text-gray-600">Tanggal:</span>
                            <span class="font-medium">{{ $document->created_at->format('d M Y') }}</span>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

@push('scripts')
<script>
function copyToClipboard() {
    const input = document.getElementById('shareUrl');
    input.select();
    input.setSelectionRange(0, 99999);
    
    navigator.clipboard.writeText(input.value).then(function() {
        // Show success message
        const button = event.target.closest('button');
        const originalHTML = button.innerHTML;
        button.innerHTML = '<i class="fas fa-check"></i>';
        button.classList.remove('bg-blue-600', 'hover:bg-blue-700');
        button.classList.add('bg-green-600', 'hover:bg-green-700');
        
        setTimeout(() => {
            button.innerHTML = originalHTML;
            button.classList.remove('bg-green-600', 'hover:bg-green-700');
            button.classList.add('bg-blue-600', 'hover:bg-blue-700');
        }, 2000);
    }, function(err) {
        document.execCommand('copy');
        alert('Link berhasil disalin!');
    });
}

function downloadQRCode() {
    const qrCodeContainer = document.getElementById('qrCodeContainer');
    const svg = qrCodeContainer.querySelector('svg');
    
    if (!svg) {
        alert('QR Code tidak ditemukan');
        return;
    }
    
    // Clone the SVG
    const svgClone = svg.cloneNode(true);
    
    // Get SVG as string
    const svgData = new XMLSerializer().serializeToString(svgClone);
    const svgBlob = new Blob([svgData], { type: 'image/svg+xml;charset=utf-8' });
    const url = URL.createObjectURL(svgBlob);
    
    // Create download link
    const a = document.createElement('a');
    a.href = url;
    a.download = 'qr-code-{{ $document->id }}.svg';
    document.body.appendChild(a);
    a.click();
    document.body.removeChild(a);
    URL.revokeObjectURL(url);
}
</script>
@endpush

@push('styles')
<style>
    /* Ensure PDF viewer is responsive */
    iframe {
        min-height: 600px;
    }
    
    @media (max-width: 1024px) {
        iframe {
            min-height: 500px;
        }
    }
    
    @media (max-width: 640px) {
        iframe {
            min-height: 400px;
        }
    }
    
    /* Ensure SVG QR code scales properly */
    #qrCodeContainer svg {
        width: 100%;
        height: 100%;
        max-width: 256px;
        max-height: 256px;
    }
</style>
@endpush
@endsection