react-native-tree-multi-select/lib/module/store/treeView.store.js

A super-fast, customizable tree view component for React Native with multi-selection, checkboxes, and search filtering capabilities.

"use strict";

import { create } from "zustand";
// Map to store individual tree view stores by id
const treeViewStores = new Map();
// a function that returns a strongly typed version of `treeViewStores`
const typedStore = () => treeViewStores;
export function getTreeViewStore(id) {
  if (!typedStore().has(id)) {
    const store = create(set => ({
      checked: new Set(),
      updateChecked: checked => set({
        checked
      }),
      indeterminate: new Set(),
      updateIndeterminate: indeterminate => set({
        indeterminate
      }),
      expanded: new Set(),
      updateExpanded: expanded => set({
        expanded
      }),
      initialTreeViewData: [],
      updateInitialTreeViewData: initialTreeViewData => set({
        initialTreeViewData
      }),
      nodeMap: new Map(),
      updateNodeMap: nodeMap => set({
        nodeMap
      }),
      childToParentMap: new Map(),
      updateChildToParentMap: childToParentMap => set({
        childToParentMap
      }),
      searchText: "",
      updateSearchText: searchText => set({
        searchText
      }),
      searchKeys: [""],
      updateSearchKeys: searchKeys => set({
        searchKeys
      }),
      innerMostChildrenIds: [],
      updateInnerMostChildrenIds: innerMostChildrenIds => set({
        innerMostChildrenIds
      }),
      selectionPropagation: {
        toChildren: true,
        toParents: true
      },
      setSelectionPropagation: selectionPropagation => set({
        selectionPropagation: {
          // Default selection propagation for parent and children to true if not specified
          toChildren: selectionPropagation.toChildren ?? true,
          toParents: selectionPropagation.toParents ?? true
        }
      }),
      cleanUpTreeViewStore: () => set({
        checked: new Set(),
        indeterminate: new Set(),
        expanded: new Set(),
        initialTreeViewData: [],
        nodeMap: new Map(),
        childToParentMap: new Map(),
        searchText: "",
        searchKeys: [""],
        innerMostChildrenIds: [],
        selectionPropagation: {
          toChildren: true,
          toParents: true
        }
      })
    }));
    typedStore().set(id, store);
  }
  return typedStore().get(id);
}
export function useTreeViewStore(id) {
  return getTreeViewStore(id);
}
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