@atlaskit/editor-common/dist/esm/commands/insert-block.js

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

import { NodeSelection, TextSelection } from '@atlaskit/editor-prosemirror/state';
import { hasParentNodeOfType } from '@atlaskit/editor-prosemirror/utils';
export var insertBlock = function insertBlock(state, nodeType, start, end, attrs
// Ignored via go/ees005
// eslint-disable-next-line @typescript-eslint/max-params
) {
  // To ensure that match is done after HardBreak.
  var _state$schema$nodes = state.schema.nodes,
    hardBreak = _state$schema$nodes.hardBreak,
    codeBlock = _state$schema$nodes.codeBlock,
    listItem = _state$schema$nodes.listItem;
  var $pos = state.doc.resolve(start);
  // Ignored via go/ees005
  // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
  if ($pos.nodeAfter.type !== hardBreak) {
    return null;
  }

  // To ensure no nesting is done. (unless we're inserting a codeBlock inside lists)
  if ($pos.depth > 1 && !(nodeType === codeBlock && hasParentNodeOfType(listItem)(state.selection))) {
    return null;
  }

  // Split at the start of autoformatting and delete formatting characters.
  var tr = state.tr.delete(start, end).split(start);
  var currentNode = tr.doc.nodeAt(start + 1);

  // If node has more content split at the end of autoformatting.
  var nodeHasMoreContent = false;
  tr.doc.nodesBetween(start, start + currentNode.nodeSize, function (node, pos) {
    if (!nodeHasMoreContent && node.type === hardBreak) {
      nodeHasMoreContent = true;
      tr = tr.split(pos + 1).delete(pos, pos + 1);
    }
  });
  if (nodeHasMoreContent) {
    currentNode = tr.doc.nodeAt(start + 1);
  }

  // Create new node and fill with content of current node.
  var _state$schema$nodes2 = state.schema.nodes,
    blockquote = _state$schema$nodes2.blockquote,
    paragraph = _state$schema$nodes2.paragraph;
  var content;
  var depth;
  if (nodeType === blockquote) {
    depth = 3;
    content = [paragraph.create({}, currentNode.content)];
  } else {
    depth = 2;
    content = currentNode.content;
  }
  var newNode = nodeType.create(attrs, content);

  // Add new node.
  tr = tr.setSelection(new NodeSelection(tr.doc.resolve(start + 1)))
  // Ignored via go/ees005
  // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
  .replaceSelectionWith(newNode).setSelection(new TextSelection(tr.doc.resolve(start + depth)));
  return tr;
};