fup

include/mixins/BaseLinkMixin.h

@@ -0,0 +1,41 @@
+#pragma once
+#include <iostream>
+#include "ifaces/INode.h"
+#include "ifaces/ILinkMixin.h"
+#include "links/LeafLink.h"
+#include "links/OneToManyLink.h"
+#include <memory>
+
+class BaseLinkMixin : public virtual ILinkMixin,
+		      public virtual INode,
+		      public std::enable_shared_from_this<INode> {
+public:
+	void linkChild(const NodePtr& childNode) override {
+		LinkPtr childLink = childNode->getLink();
+		childLink->setParent(getNode());
+
+		getLink()->addChild(childNode);
+	}
+
+	void unlinkParent() override {
+		LinkPtr link = getLink();
+
+		NodePtr parent = link->getParent();
+		if (!parent)
+			throw std::logic_error("Have no parent!");
+
+		LinkPtr parentLink = parent->getLink();
+
+		parentLink->removeChild(getNode());
+		getLink()->setParent(nullptr);
+	}
+
+	~BaseLinkMixin() override {
+		std::cout << "--- Destructor called for: " << "BaseLinkMixin" << "\n";
+	}
+
+protected:
+	NodePtr getNode() {
+		return shared_from_this();
+	}
+};