30 lines
887 B
C++
30 lines
887 B
C++
#pragma once
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#include "metadata.h"
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#include <memory>
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#include <string>
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// Struct describing information about an instance
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struct InstanceType {
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InstanceType* super; // May be null
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std::string className;
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InstanceConstructor constructor;
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};
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// Base class for all instances in the data model
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class Instance : std::enable_shared_from_this<Instance> {
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private:
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std::optional<std::weak_ptr<Instance>> parent;
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std::vector<std::shared_ptr<Instance>> children;
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public:
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static InstanceType* TYPE;
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std::string name;
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InstanceType* GetClass();
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void SetParent(std::optional<std::shared_ptr<Instance>> newParent);
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std::optional<std::shared_ptr<Instance>> GetParent();
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inline const std::vector<std::shared_ptr<Instance>> GetChildren() { return children; }
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};
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typedef std::shared_ptr<Instance> InstanceRef;
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typedef std::weak_ptr<Instance> InstanceRefWeak; |