ObjectRegistry.h

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#pragma once
 
#include "common/Export.h"
 
#include <simplesquirrel/simplesquirrel.hpp>
 
#include <cstdint>
#include <map>
#include <string>
#include <vector>
 
namespace eve::ui {
 
struct EVENGINE_API ObjectEntry {
    uint64_t id = 0;
    std::string className;
    std::string label;
    ssq::Object object;
};
 
class EVENGINE_API ObjectRegistry {
public:
    ObjectRegistry(const ObjectRegistry&) = delete;
    ObjectRegistry& operator=(const ObjectRegistry&) = delete;
 
    static ObjectRegistry& instance();
 
    uint64_t create(const std::string& className);
    uint64_t registerObject(const std::string& className, const ssq::Object& object,
                            const std::string& label = {});
    bool unregister(uint64_t id);
    void clear(const std::string& className);
    void clearAll();
 
    std::vector<std::string> classNames() const;
    std::vector<ObjectEntry> entries(const std::string& className) const;
    const ObjectEntry* entry(uint64_t id) const;
    size_t count(const std::string& className) const;
 
private:
    ObjectRegistry() = default;
    uint64_t nextId_ = 1;
    std::map<std::string, std::vector<ObjectEntry>> byClass_;
};
 
}  // namespace eve::ui