<?php
declare(strict_types=1);
namespace HeroQR\Managers;
use Endroid\QrCode\{Matrix\Matrix,Writer\Result\ResultInterface};
use HeroQR\Contracts\Managers\OutputManagerInterface;
/**
* Handles QR Code output operations, including:
* saving to files, generating data URIs, retrieving matrices,
* and converting outputs to strings
*
* @package HeroQR\Managers
*/
class OutputManager implements OutputManagerInterface
{
/**
* Save the QR Code output to a file
*
* @param ResultInterface $builder
* @param string $path
* @return bool
* @throws \InvalidArgumentException if the format is unsupported
*/
public function saveTo(ResultInterface $builder, string $path): bool
{
$mimeMap = [
'image/png' => 'png',
'image/gif' => 'gif',
'image/svg+xml' => 'svg',
'image/webp' => 'webp',
'image/eps' => 'eps',
'application/pdf' => 'pdf',
'application/postscript' => 'eps',
'application/octet-stream' => 'bin',
'text/plain' => 'bin',
];
$format = strtolower($builder->getMimeType());
if (!isset($mimeMap[$format])) {
throw new \InvalidArgumentException('Unsupported format');
}
$fullPath = $path . '.' . $mimeMap[$format];
$builder->saveToFile($fullPath);
return true;
}
/**
* Return the data URI for the QR Code
*
* @param ResultInterface $builder
* @return string
*/
public function getDataUri(ResultInterface $builder): string
{
return $builder->getDataUri();
}
/**
* Convert the QR Code matrix to a two-dimensional array
*
* @param ResultInterface $builder
* @return array
*/
public function getMatrixAsArray(ResultInterface $builder): array
{
$matrix = $builder->getMatrix();
$blockCount = $matrix->getBlockCount();
$matrixArray = array_fill(0, $blockCount, array_fill(0, $blockCount, 0));
for ($row = 0; $row < $blockCount; $row++) {
for ($col = 0; $col < $blockCount; $col++) {
$matrixArray[$row][$col] = $matrix->getBlockValue($row, $col);
}
}
return $matrixArray;
}
/**
* Return the QR Code matrix as a Matrix object
*
* @param ResultInterface $builder
* @return Matrix
*/
public function getMatrix(ResultInterface $builder): Matrix
{
return $builder->getMatrix();
}
/**
* Return the QR Code output as a string
*
* @param ResultInterface $builder
* @return string
*/
public function getString(ResultInterface $builder): string
{
return $builder->getString();
}
}
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