#include "Box.h"

void Box::removeUselessSubBoxes() {
	for (auto i = subboxes.begin(); i != subboxes.end(); ++i) {
		if ((*i)->items.empty() && (*i)->subboxes.size() < 2) {
			if ((*i)->subboxes.empty()) {
				subboxes.erase(i);
				continue;
			}

			*i = (*i)->subboxes[0];
		}
		// else
		// (*i)->removeUselessSubBoxes();
	}
}

std::ostream& Box::printWithInd(std::ostream& ostr, std::string indent) {
	ostr << indent << name << std::endl;
	for (std::string& i : items)
		ostr << indent << "+ " << i << std::endl;

	indent += "    ";
	for (Box* sb : subboxes)
		sb->printWithInd(ostr, indent);
	return ostr;
}

std::ostream& Box::print(std::ostream& ostr) {
	return printWithInd(ostr, "");
}