#include <iostream>
#include <sstream>

#include "node.h"

unsigned int node::node_id = 0;

node::node(const std::string &name) : name(name) {
  node_id++;
  if (name.empty()) {
    std::stringstream node_sm;
    node_sm << "node_" << node_id;
    this->name = node_sm.str();
  }
}

node::~node() {
  std::cout << "enter ~node() of \"" << get_name() << "\"" << std::endl;
  for (node *child : children) {
    delete child;
  }
  std::cout << "leave ~node() of \"" << get_name() << "\"" << std::endl;
}

std::string node::get_name() const { return name; }

void node::set_name(const std::string new_name) { this->name = new_name; }

unsigned int node::get_nr_children() const { return children.size(); }

node *node::get_child(std::size_t i) const { return children[i]; }

void node::add_child(node *child) { children.push_back(child); }