private function dealFiles($files)
{
$fileArray = [];
$n = 0;
foreach ($files as $key => $file) {
if (is_array($file['name'])) {
$keys = array_keys($file);
$count = count($file['name']);
for ($i = 0; $i < $count; $i++) {
$fileArray[$n]['key'] = $key;
foreach ($keys as $_key) {
$fileArray[$n][$_key] = $file[$_key][$i];
}
$n++;
}
} else {
$fileArray = $files;
break;
}
}
return $fileArray;
}