designtopack/public/site/plugins/comments/routes/reply.php

<?php

use adrienpayet\comments\Reply;

return [
  'pattern' => '(:all)reply-comment.json',
  'method' => 'POST',
  'action'  => function () {
      $json = file_get_contents('php://input');
      $data = json_decode($json);

      $page = page($data->fileParentUri);
      
      $file = $page->file($data->fileName);
      $comments = $file->comments()->isEmpty() == true ? [] : Yaml::decode($file->comments()->value());      

      foreach ($comments as &$comment) {
        $isParentComment = $comment['id'] === $data->parentId;
        if ($isParentComment) {
            $replyData = [
              "location" => [
                "page" => $page,
                "file" => $file,
                "parent" => $comment
              ],
              "position" => [
                "pageIndex" => $data->position->pageIndex ?? null,
              ],
              "date" => (string) $data->date,
              "text" => $data->text,
              "author" => kirby()->user(),
              "id" => Str::uuid(),
              "type" => "comment-reply",
              "readby" => [], // Pour le système de notifications dérivées
            ];
            $newReply = new Reply($replyData);
            $comment['replies'][] = $newReply->toArray();
        }
      }

      $newFile = $file->update([
        'comments' => $comments
      ]);

      // Note: Les notifications sont maintenant dérivées des commentaires.
      // Plus besoin d'appeler createNotification().

      return getFileData($newFile);
  }
];