ReflectedPropertyModel.h

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#pragma once
#include "common/Export.h"
 
#include "common/Runtime.h"
#include "property_access/PropertyAccess.h"
 
#include <map>
#include <memory>
 
namespace eve::property_access {
 
class EVENGINE_API_FOUNDATION ReflectedPropertyModel final : public IPropertyAccess {
public:
    ReflectedPropertyModel(Runtime &runtime, ssq::Object instance);
    ~ReflectedPropertyModel() override;
    ReflectedPropertyModel(const ReflectedPropertyModel &) = delete;
    ReflectedPropertyModel &operator=(const ReflectedPropertyModel &) = delete;
 
    const PropertySchema &schema() const override { return schema_; }
    std::optional<eve::Value> read(const std::string &path) const override;
    WriteResult               write(const std::string &path, const eve::Value &value) override;
    std::uint64_t             revision() const override { return revision_; }
    Subscription              subscribe(ChangeCallback callback) override;
 
    void rebuildSchema();
    void refresh();
 
private:
    struct ObserverState;
    eve::Value convertValue(const std::string &path, const ReflectedValue &value) const;
    void       emit(const std::string &path, const eve::Value &value);
 
    Runtime                      *runtime_ = nullptr;
    ssq::Object                   instance_;
    PropertySchema                schema_;
    std::map<std::string, eve::Value> cachedValues_;
    std::uint64_t                 revision_ = 0;
    std::shared_ptr<ObserverState> observers_;
};
 
}  // namespace eve::property_access