import { readDb } from '../../utils/yamlDb';

export default defineEventHandler(async (event) => {
  const slugParam = event.context.params?.slug;
  const slugParts = slugParam ? slugParam.split('/').filter(Boolean) : [];

  const items = readDb();
  let currentFolderId: string | null = null;
  let currentFolder = null;

  // Resolve folder path
  for (let i = 0; i < slugParts.length; i++) {
    const part = slugParts[i];
    
    // Find folder with this slug and parentId
    const folder = items.find(item => item.type === 'folder' && item.slug === part && item.parentId === currentFolderId);

    if (!folder) {
      throw createError({ statusCode: 404, statusMessage: 'Folder not found' });
    }
    
    currentFolder = folder;
    currentFolderId = folder.id;
  }

  // Get children of current folder
  const children = items
    .filter(item => item.parentId === currentFolderId)
    .sort((a, b) => a.order - b.order);

  return {
    folder: currentFolder,
    items: children
  };
});