<?php
$dir = __DIR__ . '/images/';
$thumbDir = $dir . 'thumbnails/';
$extensions = ['jpg', 'jpeg', 'png', 'gif', 'webp', 'bmp'];
$images = [];

if (is_dir($dir)) {
    foreach (scandir($dir) as $file) {
        $ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));
        if (in_array($ext, $extensions)) {
            $thumbPath = 'images/thumbnails/' . $file;
            $fullPath = 'images/' . $file;
            // Check if thumbnail exists
            if (file_exists($thumbDir . $file)) {
                $images[] = ['thumb' => $thumbPath, 'full' => $fullPath];
            } else {
                $images[] = ['thumb' => $fullPath, 'full' => $fullPath];
            }
        }
    }
}
header('Content-Type: application/json');
echo json_encode($images);
?>