@atlaskit/editor-common/dist/esm/lists/analytics.js

A package that contains common classes and components for editor and renderer

import { isListItemNode, isListNode } from '../utils';
import { getListItemAttributes } from './selection';
export var getCommonListAnalyticsAttributes = function getCommonListAnalyticsAttributes(tr) {
  var _tr$selection = tr.selection,
    $from = _tr$selection.$from,
    $to = _tr$selection.$to;
  var fromAttrs = getListItemAttributes($from);
  var toAttrs = getListItemAttributes($to);
  return {
    itemIndexAtSelectionStart: fromAttrs.itemIndex,
    itemIndexAtSelectionEnd: toAttrs.itemIndex,
    indentLevelAtSelectionStart: fromAttrs.indentLevel,
    indentLevelAtSelectionEnd: toAttrs.indentLevel,
    itemsInSelection: countListItemsInSelection(tr)
  };
};
export var countListItemsInSelection = function countListItemsInSelection(tr) {
  var _tr$selection2 = tr.selection,
    from = _tr$selection2.from,
    to = _tr$selection2.to;
  if (from === to) {
    return 1;
  }
  var count = 0;
  var listSlice = tr.doc.cut(from, to);
  listSlice.content.nodesBetween(0, listSlice.content.size, function (node, pos, parent, index) {
    if (parent && isListItemNode(parent) && !isListNode(node) && index === 0) {
      count++;
    }
  });
  return count;
};