/home/kueuepay/public_html/vendor/maatwebsite/excel/src/Excel.php
<?php

namespace Maatwebsite\Excel;

use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\PendingDispatch;
use Illuminate\Support\Collection;
use Maatwebsite\Excel\Files\Filesystem;
use Maatwebsite\Excel\Files\TemporaryFile;
use Maatwebsite\Excel\Helpers\FileTypeDetector;

class Excel implements Exporter, Importer
{
    use RegistersCustomConcerns;

    const XLSX     = 'Xlsx';

    const CSV      = 'Csv';

    const TSV      = 'Csv';

    const ODS      = 'Ods';

    const XLS      = 'Xls';

    const SLK      = 'Slk';

    const XML      = 'Xml';

    const GNUMERIC = 'Gnumeric';

    const HTML     = 'Html';

    const MPDF     = 'Mpdf';

    const DOMPDF   = 'Dompdf';

    const TCPDF    = 'Tcpdf';

    /**
     * @var Writer
     */
    protected $writer;

    /**
     * @var QueuedWriter
     */
    protected $queuedWriter;

    /**
     * @var Filesystem
     */
    protected $filesystem;

    /**
     * @var Reader
     */
    private $reader;

    /**
     * @param  Writer  $writer
     * @param  QueuedWriter  $queuedWriter
     * @param  Reader  $reader
     * @param  Filesystem  $filesystem
     */
    public function __construct(
        Writer $writer,
        QueuedWriter $queuedWriter,
        Reader $reader,
        Filesystem $filesystem
    ) {
        $this->writer       = $writer;
        $this->reader       = $reader;
        $this->filesystem   = $filesystem;
        $this->queuedWriter = $queuedWriter;
    }

    /**
     * {@inheritdoc}
     */
    public function download($export, string $fileName, string $writerType = null, array $headers = [])
    {
        // Clear output buffer to prevent stuff being prepended to the Excel output.
        if (ob_get_length() > 0) {
            ob_end_clean();
            ob_start();
        }

        return response()->download(
            $this->export($export, $fileName, $writerType)->getLocalPath(),
            $fileName,
            $headers
        )->deleteFileAfterSend(true);
    }

    /**
     * {@inheritdoc}
     *
     * @param  string|null  $disk  Fallback for usage with named properties
     */
    public function store($export, string $filePath, string $diskName = null, string $writerType = null, $diskOptions = [], string $disk = null)
    {
        if ($export instanceof ShouldQueue) {
            return $this->queue($export, $filePath, $diskName ?: $disk, $writerType, $diskOptions);
        }

        $temporaryFile = $this->export($export, $filePath, $writerType);

        $exported = $this->filesystem->disk($diskName ?: $disk, $diskOptions)->copy(
            $temporaryFile,
            $filePath
        );

        $temporaryFile->delete();

        return $exported;
    }

    /**
     * {@inheritdoc}
     */
    public function queue($export, string $filePath, string $disk = null, string $writerType = null, $diskOptions = [])
    {
        $writerType = FileTypeDetector::detectStrict($filePath, $writerType);

        return $this->queuedWriter->store(
            $export,
            $filePath,
            $disk,
            $writerType,
            $diskOptions
        );
    }

    /**
     * {@inheritdoc}
     */
    public function raw($export, string $writerType)
    {
        $temporaryFile = $this->writer->export($export, $writerType);

        $contents = $temporaryFile->contents();
        $temporaryFile->delete();

        return $contents;
    }

    /**
     * {@inheritdoc}
     */
    public function import($import, $filePath, string $disk = null, string $readerType = null)
    {
        $readerType = FileTypeDetector::detect($filePath, $readerType);
        $response   = $this->reader->read($import, $filePath, $readerType, $disk);

        if ($response instanceof PendingDispatch) {
            return $response;
        }

        return $this;
    }

    /**
     * {@inheritdoc}
     */
    public function toArray($import, $filePath, string $disk = null, string $readerType = null): array
    {
        $readerType = FileTypeDetector::detect($filePath, $readerType);

        return $this->reader->toArray($import, $filePath, $readerType, $disk);
    }

    /**
     * {@inheritdoc}
     */
    public function toCollection($import, $filePath, string $disk = null, string $readerType = null): Collection
    {
        $readerType = FileTypeDetector::detect($filePath, $readerType);

        return $this->reader->toCollection($import, $filePath, $readerType, $disk);
    }

    /**
     * {@inheritdoc}
     */
    public function queueImport(ShouldQueue $import, $filePath, string $disk = null, string $readerType = null)
    {
        return $this->import($import, $filePath, $disk, $readerType);
    }

    /**
     * @param  object  $export
     * @param  string|null  $fileName
     * @param  string  $writerType
     * @return TemporaryFile
     *
     * @throws \PhpOffice\PhpSpreadsheet\Exception
     */
    protected function export($export, string $fileName, string $writerType = null): TemporaryFile
    {
        $writerType = FileTypeDetector::detectStrict($fileName, $writerType);

        return $this->writer->export($export, $writerType);
    }
}
Best Practice

Best Practices

To ensure a smooth integration process and optimal performance, follow these best practices:

  1. Use secure HTTPS connections for all API requests.
  2. Implement robust error handling to handle potential issues gracefully.
  3. Regularly update your integration to stay current with any API changes or enhancements.