Function splitTopLevelChildren

frontend-workflow/src/utils/mindmapTree.ts:192–212

(children: MindMapTreeNode[])

};

const splitTopLevelChildren = (children: MindMapTreeNode[]) => {
  const left: MindMapTreeNode[] = [];
  const right: MindMapTreeNode[] = [];
  let leftHeight = 0;
  let rightHeight = 0;

  [...children]
    .sort((a, b) => measureHeight(b) - measureHeight(a))
    .forEach((child, index) => {
      const childHeight = measureHeight(child);
      if ((index % 2 === 0 && rightHeight <= leftHeight) || leftHeight > rightHeight) {
        right.push(child);
        rightHeight += childHeight;
      } else {
        left.push(child);
        leftHeight += childHeight;
      }
    });

  return { left, right };
};

const layoutGroup = (
  children: MindMapTreeNode[],