<?php

declare(strict_types=1);

require_once __DIR__ . '/../../vendor/autoload.php';

use App\Framework\QrCode\QrCodeGenerator;
use App\Framework\QrCode\QrCodeRenderer;
use App\Framework\QrCode\ValueObjects\ErrorCorrectionLevel;
use App\Framework\QrCode\ValueObjects\QrCodeConfig;
use App\Framework\QrCode\ValueObjects\QrCodeVersion;
use App\Framework\QrCode\ValueObjects\EncodingMode;
use App\Framework\QrCode\ValueObjects\QrCodeStyle;

echo "=== Testing Quiet Zone in SVG ===\n\n";

$testData = 'HELLO WORLD';
$config = new QrCodeConfig(
    version: QrCodeVersion::fromNumber(1),
    errorCorrectionLevel: ErrorCorrectionLevel::M,
    encodingMode: EncodingMode::BYTE
);

$matrix = QrCodeGenerator::generate($testData, $config);
$size = $matrix->getSize();

echo "Matrix size: {$size}x{$size}\n\n";

// Test different styles
$styles = [
    'default' => QrCodeStyle::default(),
    'large' => QrCodeStyle::large(),
];

foreach ($styles as $name => $style) {
    echo "=== Style: {$name} ===\n";
    echo "Module size: {$style->moduleSize}px\n";
    echo "Quiet zone size: {$style->quietZoneSize} modules\n";
    echo "Include quiet zone: " . ($style->includeQuietZone ? 'YES' : 'NO') . "\n";
    
    $canvasSize = $style->calculateCanvasSize($size);
    $offset = $style->getQuietZoneOffset();
    
    echo "Canvas size: {$canvasSize}x{$canvasSize}px\n";
    echo "Quiet zone offset: {$offset}px\n";
    echo "QR code area: " . ($size * $style->moduleSize) . "x" . ($size * $style->moduleSize) . "px\n";
    echo "Quiet zone border: {$offset}px on each side\n\n";
    
    // Generate SVG
    $renderer = new QrCodeRenderer();
    $svg = $renderer->renderSvg($matrix, $style);
    
    // Check if quiet zone is present in SVG
    $hasQuietZone = $offset > 0;
    $quietZoneInSvg = strpos($svg, "width=\"{$canvasSize}\"") !== false;
    
    echo "SVG has quiet zone: " . ($quietZoneInSvg ? 'YES' : 'NO') . "\n";
    
    // Save SVG
    $filename = "/var/www/html/tests/debug/qr-{$name}.svg";
    file_put_contents($filename, $svg);
    echo "SVG saved to: {$filename}\n";
    echo "SVG size: " . strlen($svg) . " bytes\n\n";
}

echo "=== Quiet Zone Requirements ===\n";
echo "ISO/IEC 18004 requires:\n";
echo "- Minimum 4 modules quiet zone on all sides\n";
echo "- Quiet zone must be white/light color\n";
echo "- Quiet zone must be free of any markings\n\n";

echo "✅ Quiet zone should be correct if offset > 0 and background is light color.\n";