export interface TreeNode {
  id: string | number
  name: string
  state: TreeNodeState
  level: number
  expandable: boolean
  expandableClosed: boolean
  parent: string | number | null
  hidden?: boolean
  child: (string | number)[]
}

export interface TreeNestedNode {
  id: string | number
  name: string
  state: TreeNodeState
  level: number
  expandable: boolean
  expandableClosed: boolean
  text: string
  hidden: boolean
  // parent: TreeNestedNode | null;
  child: TreeNestedNode[]
}

export type TreeData = {
  // [key: string]: null | string[] | TreeData;
  id: number | string
  name: string
  children?: TreeData[]
}

export type TreeNodeState = 'checked' | 'unchecked' | 'indeterminate'
export type TreeNodeStateEditable = 'checked' | 'unchecked'