#pragma once
#include <iostream>
#include "mixins/BaseLinkMixin.h"
#include <memory>

template <class TLink>
class LazyLinkMixin : public BaseLinkMixin {
public:
	void unlinkParent() override {
		/* No link -- no parent, who'll unlinked? */
		if (!this->link_)
			throw std::logic_error("Link isn't inited!");

		BaseLinkMixin::unlinkParent();
	}

	LinkPtr getLink() override {
		lazyInit();
		return this->link_;
	}

	LazyLinkMixin() {}

	~LazyLinkMixin() override {
		std::cout << "--- Destructor called for: " << "LazyLinkMixin" << "\n";
	}

protected:
	void lazyInit() {
		if (!link_) {
			link_ = std::make_shared<TLink>(
					BaseLinkMixin::getNode());
		}
	}
	LinkPtr link_;
};