@atlaskit/editor-plugin-expand/dist/esm/editor-commands/toggleExpandRange.js

Expand plugin for @atlaskit/editor-core

import { expandedState } from '@atlaskit/editor-common/expand';
import { fg } from '@atlaskit/platform-feature-flags';
import { expValEquals } from '@atlaskit/tmp-editor-statsig/exp-val-equals';
export var TOGGLE_EXPAND_RANGE_META_KEY = 'toggleExpandRange';
export var toggleExpandRange = function toggleExpandRange(from, to) {
  var open = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
  return function (_ref) {
    var tr = _ref.tr;
    var _tr$doc$type$schema$n = tr.doc.type.schema.nodes,
      expand = _tr$doc$type$schema$n.expand,
      nestedExpand = _tr$doc$type$schema$n.nestedExpand;
    var fromClamped = from && from >= 0 ? from : 0;
    var toClamped = to && to <= tr.doc.content.size ? to : tr.doc.content.size;
    var positions = [];
    tr.doc.nodesBetween(fromClamped, toClamped, function (node, pos) {
      if ([expand, nestedExpand].includes(node.type)) {
        expandedState.set(node, open);
        positions.push(pos);
      }
    });
    if (fg('platform_editor_show_diff_scroll_navigation')) {
      if (positions.length === 0) {
        // No expand nodes found in the range — nothing to dispatch.
        return null;
      }

      // Set meta so the expand PM plugin can add node decorations.
      // This ensures ExpandNodeView.update() receives the decoration and visually
      // opens or closes the expand, even when the experiment below is disabled.
      tr.setMeta(TOGGLE_EXPAND_RANGE_META_KEY, {
        positions: positions,
        open: open
      });
      return tr;
    }
    if (expValEquals('platform_editor_aifc_expand_collapses_oncreate_fix', 'isEnabled', true)) {
      return tr;
    }
    return null;
  };
};