From 9a14918abec434d8463e07635daef380ad630649 Mon Sep 17 00:00:00 2001
From: olpc user <olpc@xo-5d-f7-86.localdomain>
Date: Sun, 24 Nov 2019 13:22:55 -0800
Subject: breaking into levels

---
 starts/meaning-vm/level-0/concept.hpp | 38 +++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 starts/meaning-vm/level-0/concept.hpp

(limited to 'starts/meaning-vm/level-0/concept.hpp')

diff --git a/starts/meaning-vm/level-0/concept.hpp b/starts/meaning-vm/level-0/concept.hpp
new file mode 100644
index 0000000..dc3221b
--- /dev/null
+++ b/starts/meaning-vm/level-0/concept.hpp
@@ -0,0 +1,38 @@
+#pragma once
+
+#include "common.hpp"
+#include "ref.hpp"
+
+#include <map>
+#include <vector>
+
+namespace intellect {
+namespace level0 {
+
+struct concept
+{
+	// a concept is made of concept-typed links to other concepts
+	std::multimap<ref,ref> links;
+	using array = std::vector<ref>;
+
+	ref id();
+
+	void link(ref const & type, ref const & target);
+	void unlink(ref const & type, ref const & target);
+	void unlink(ref const & type);
+
+	bool linked(ref const & type) const;
+	bool linked(ref const & type, ref const & target) const;
+
+	array getAll(ref const & type) const;
+
+	// get and set enforce that only 1 link of a given type is present
+	ref get(ref const & type) const;
+	void set(ref const & type, ref const & target);
+
+	template <typename T>
+	vref<T> vget(ref const & type) const { return get(type); }
+};
+
+}
+}
-- 
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