import { TreeSelectionKeys } from 'primevue/tree';
import { Slot } from 'vue';

import { MenuItem } from '../menuitem';

import { BaseTreeProps, TreeNode } from '../basetree';
import { QueryParams, ShortFetchListResponse } from '../datatable';
import { ClassComponent, GlobalComponentConstructor } from '../ts-helpers.d';

export interface TreeProps extends BaseTreeProps {
  /**
   * Keyword to filter the Tree by name/label.
   */
  filter: string;
  type: 'group' | 'category';
  fetchTree?: (
    type: 'group' | 'category',
    params?: QueryParams,
  ) => Promise<ShortFetchListResponse<TreeNode> | undefined>;

  /**
   * For query: roleType, transactionAttribute, systemRole is already stringified in components default props, but for the rest of query params need to be stringified outside
   */
  params?: QueryParams;
  selectedKeys?: TreeSelectionKeys | string[] | number[] | undefined;
  selectedTreeNodes?: TreeNode[] | undefined;
  selectionMode?: 'single' | 'checkbox' | undefined;
  /**
   * Wether show node button action or not.
   *
   * @default false;
   */
  useOption?: boolean;
  /**
   * List of labels that has no menu option
   */
  listLabelsNoOption?: string[];
  treeNodeMenus?: MenuItem[];
  /**
   * Specify wether the all tree node should be auto checked once it rendered.
   * @default false
   */
  autoSelectAll?: boolean;
  selectLastNode?: boolean;
  /**
   * Disable node 'All' selection
   */
  disableNodeAll?: boolean;
  /**
   * Include node All key (-1) on Checkbox Selection
   *
   * @default false - (-1) is excluded
   */
  includeNodeAllKey?: boolean;
  /**
   * A list of node keys that should be disabled along with their children.
   */
  disableKeys?: string[] | number[];
  /**
   * A list of node keys that should be disabled, affecting only the specified nodes and not their children.
   */
  exactDisableKeys?: string[] | number[];
  /**
   * Defines the tree is readonly and disabled.
   */
  readonly?: boolean;
  /**
   * Defines the tree to select disposable group only.
   */
  selectDisposableOnly?: boolean;
  /**
   * Defines the tree to be flattened and shows disposable only
   */
  flattenDisposableNode?: boolean;
  /**
   * Defines the group tree to disable excluded keys
   */
  excludedKeys?: string[] | number[];
  /**
   * Will emit update selection when value is `true`
   *
   * @default false - to prevent auto emit in every possible unhandled way
   */
  shouldEmitEventOnChange?: boolean;
}

export type TreeEmits = {
  'update:selectedKeys': [keys: TreeSelectionKeys];
  'update:selectedTreeNodes': [nodes: TreeNode[] | undefined];
  'nodeSelect': [node: TreeNode];
  'nodeUnselect': [node: TreeNode];
  'toggleMenu': [node: TreeNode];
};

export interface TreeSlots {
  default: Slot<{ node: TreeNode; checked: boolean; disabled: boolean }>;
}

/**
 * **WangsVue - Tree**
 *
 * _Tree is used to display hierarchical data._
 *
 * --- ---
 * ![TSVue](https://ik.imagekit.io/kurniadev/TS-HEAD-BLACK.png)
 *
 * @group Component
 */
declare class Tree extends ClassComponent<TreeProps, TreeSlots, TreeEmits> {
  /**
   * The Tree Node array.
   */
  treeNodes: TreeNode[];
  /**
   * The Flat Tree Node array.
   */
  flatNodes: TreeNode[];
  /**
   * Tree Nodes loading state.
   */
  isLoading: boolean;
  /**
   * Show disposable group icon.
   */
  showDisposableGroups: boolean;
  /**
   * State where all tree node expanded.
   */
  isExpandedAll: boolean;
  /**
   * Method to collapse all node.
   */
  collapseAll: () => void;
  /**
   * Method to expand all node.
   */
  expandAll: () => void;
  /**
   * Expand the All node to show all Parent Group
   */
  expandNodeAll: () => void;
  /**
   * Trigger fetch tree list
   */
  fetchTreeList: () => void;
}

declare module '@vue/runtime-core' {
  interface GlobalComponents {
    Tree: GlobalComponentConstructor<Tree>;
  }
}

export default Tree;