import React from "react";
function parseTree(content) {
  const lines = content.split("\n").filter(l => l.trim());
  const root = { name: "Root", children: [], level: -1 };
  const stack = [root];
  lines.forEach(line => {
    const indentMatch = line.match(/^([ │]*)([├└]─+ )?(.*)$/);
    if (!indentMatch) return;
    const [_, indent, marker, name] = indentMatch;
    const depth = Math.floor(indent.length / 4) + (marker ? 1 : 0);
    const node = { name: name.trim(), children: [] };
    while (stack.length > depth + 1) {
      stack.pop();
    }
    stack[stack.length - 1].children.push(node);
    stack.push(node);
  });
  return root.children;
}
function TreeNode({ node, isLast }) {
  const hasChildren = node.children && node.children.length > 0;
  return (
    <div className={`tree-node-wrapper ${hasChildren ? 'has-children' : ''}`}>
      <div className="tree-node-content">
        <div className="node-dot" />
        <span className="node-text">{node.name}</span>
      </div>
      {hasChildren && (
        <div className="tree-children-container">
          {node.children.map((child, idx) => (
            <TreeNode 
              key={idx} 
              node={child} 
              isLast={idx === node.children.length - 1} 
            />
          ))}
        </div>
      )}
    </div>
  );
}
export function InteractiveTree({ content }) {
  try {
    const treeData = parseTree(content);
    return (
      <div className="creative-tree-root">
        <div className="tree-background-grid" />
        <div className="tree-scroll-container">
          {treeData.map((rootNode, idx) => (
            <TreeNode key={idx} node={rootNode} isLast={idx === treeData.length - 1} />
          ))}
        </div>
      </div>
    );
  } catch (e) {
    return <pre className="ascii-tree-diagram"><code>{content}</code></pre>;
  }
}