<?php
$baseDir = __DIR__;
$blockTypes = array_filter(glob($baseDir . '/*'), 'is_dir');
$masterIndex = [];

foreach ($blockTypes as $blockPath) {
  $type = basename($blockPath);

  // Skip hidden/system folders
  if (str_starts_with($type, '.')) continue;

  $components = [];
  $subfolders = array_filter(glob($blockPath . '/*'), 'is_dir');

  foreach ($subfolders as $folderPath) {
    $folderName = basename($folderPath);

    // Skip hidden/system folders
    if (str_starts_with($folderName, '.')) continue;

    $files = scandir($folderPath);
    $acf_file = '';
    $template_file = '';
    $preview = '';

    foreach ($files as $file) {
      if (preg_match('/\.php$/', $file)) {
        if (str_starts_with($file, 'acf_')) {
          $acf_file = "https://blocks.wpflexitheme.com/$type/$folderName/$file";
        } else {
          $template_file = "https://blocks.wpflexitheme.com/$type/$folderName/$file";
        }
      } elseif (preg_match('/\.(png|jpe?g)$/i', $file)) {
        $preview = "https://blocks.wpflexitheme.com/$type/$folderName/" . rawurlencode($file);
      }
    }

    if (!$acf_file && !$template_file) continue;

    $component = [
      'type' => $type,
      'folder' => $folderName,
      'acf_file' => $acf_file,
      'template_file' => $template_file,
      'preview' => $preview,
    ];

    $components[] = $component;
    $masterIndex[] = $component;
  }

  // Write per-type index.json
  if (!empty($components)) {
    file_put_contents("$blockPath/index.json", json_encode($components, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));
    echo "✔ Generated index.json for '$type'\n";
  } else {
    echo "⚠ No valid components found in '$type'\n";
  }
}

// Optional: write master index
file_put_contents("$baseDir/index.json", json_encode($masterIndex, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));
echo "🎉 Master index.json generated at root.\n";