Function createFolder

src/renderer/src/services/pagesService.ts:247–280

(
  name?: string,
  afterItemId?: string,
  inFolderId?: string
)

// 创建文件夹
export async function createFolder(
  name?: string,
  afterItemId?: string,
  inFolderId?: string
): Promise<PageFolder> {
  const { page, folder } = stores

  let parentFolderId: string | undefined
  let order: number

  if (inFolderId) {
    // 直接在指定文件夹中创建
    parentFolderId = inFolderId
    const itemsInFolder = [...page.findByFolderId(inFolderId), ...folder.findByParentId(inFolderId)]
    order = itemsInFolder.length > 0 ? Math.max(...itemsInFolder.map((i) => i.order ?? 0)) + 1 : 0
  } else {
    const position = await prepareInsertPosition(afterItemId)
    parentFolderId = position.parentFolderId
    order = position.order
  }

  // Generate unique name among sibling folders
  const baseName = name || '新文件夹'
  const siblingFolders = folder.findByParentId(parentFolderId)
  const existingNames = siblingFolders.map((f) => f.name)
  const uniqueName = generateUniqueName(baseName, existingNames)

  return folder.create({
    name: uniqueName,
    parentFolderId,
    order,
    expanded: true
  })
}

// 更新文件夹
export async function updateFolder(id: string, updates: Partial<PageFolder>): Promise<void> {