Function convertToFileTree

server/utils/file-tree.ts:30–69

(
  nodes: JsDelivrFileNode[],
  parentPath: string = '',
)

 * Convert jsDelivr nested structure to our PackageFileTree format
 */
export function convertToFileTree(
  nodes: JsDelivrFileNode[],
  parentPath: string = '',
): PackageFileTree[] {
  const result: PackageFileTree[] = []

  for (const node of nodes) {
    const path = parentPath ? `${parentPath}/${node.name}` : node.name

    if (node.type === 'directory') {
      const children = node.files ? convertToFileTree(node.files, path) : []

      result.push({
        name: node.name,
        path,
        type: 'directory',
        size: children.reduce((total, child) => total + (child.size ?? 0), 0),
        children,
      })
    } else {
      result.push({
        name: node.name,
        path,
        type: 'file',
        hash: node.hash,
        size: node.size,
      })
    }
  }

  // Sort: directories first, then files, alphabetically within each group
  result.sort((a, b) => {
    if (a.type !== b.type) {
      return a.type === 'directory' ? -1 : 1
    }
    return a.name.localeCompare(b.name)
  })

  return result
}

/**
 * Fetch and convert file tree for a package version.