export type columnType = 'expand' | 'selection' | 'index' | 'operate'
export type fixed = 'fiexed' | 'right' | 'left'
export interface Column {
  type?: columnType // 类型 expand select index
  label?: string
  prop?: string
  'min-width'?: string | number
  width?: number | string
  slot?: 'string'
  header: 'string' // 表头插槽名称
  align?: string
  fixed?: fixed
  sortable?: boolean | string
  'sort-method'?: Function
  'sort-by'?: Function
  resizable?: boolean
  formatter?: Function // function(row, column, cellValue, index)
  'header-align'?: string
  'class-name'?: string
  selectable?: Function // function(row, index)
  show: boolean
  index?: number | Function // 如果设置了 type=index，可以通过传递 index 属性来自定义索引
  children?: Array<Column> // 多级表头
  filter?:Function,
  ellipsis?:boolean|number, // 当文字太多时，可以使用省略文字
  switch?: boolean, // swith 字段状态切换
  switchRefresh?: Function, // switch refresh 刷新
  // 图片预览
  image?: boolean,
  preview: boolean, // 默认不预览
  // 标签
  tags?: boolean|Array<number>,
  // 链接🔗
  link?:boolean,
  link_text?: string,
  // 操作
  update?: boolean, // 编辑操作
  destroy?: boolean // 删除操作
}

// 分页
export interface paginate {
  layout:string,
  limit: number,
  page: number,
  limits: Array<number>,
  total: number,
  changePage: Function,
  changeLimit: Function
}

// option
export interface Option {
  label: string,
  value: string|number
}
// 搜索 item
export interface SItem {
  type: string,
  name: string,
  default: any,
  options: Array<Option>
}