<?php
require 'vendor/autoload.php';
use PhpOffice\PhpSpreadsheet\IOFactory;

$file = 'storage/app/public/01KYWGVNKS5TNMN37RV77PCYNZ.xlsx';
$spreadsheet = IOFactory::load($file);

// Check Export Rate sheet more thoroughly
$sheet = $spreadsheet->getSheetByName('Export Rate');
echo "=== Export Rate full structure ===" . PHP_EOL;
for ($row = 1; $row <= 15; $row++) {
    $rowData = $sheet->rangeToArray("A{$row}:L{$row}")[0];
    echo "Row $row: " . implode(' | ', array_map(function($cell) {
        return $cell === null ? '(null)' : $cell;
    }, $rowData)) . PHP_EOL;
}

echo PHP_EOL . "=== Import Rate full structure ===" . PHP_EOL;
$sheet = $spreadsheet->getSheetByName('Import Rate');
for ($row = 1; $row <= 15; $row++) {
    $rowData = $sheet->rangeToArray("A{$row}:K{$row}")[0];
    echo "Row $row: " . implode(' | ', array_map(function($cell) {
        return $cell === null ? '(null)' : $cell;
    }, $rowData)) . PHP_EOL;
}