meta.h

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#pragma once
 
#include <entity/base.h>
#include <entity/entity.h>
 
#include <array>
 
#include "bus/bus.h"
#include "entity/base.h"
#include "utils/logging.h"
#include <chips/EEPROM25AA02.h>
#include <metadata/metadata.h>
 
namespace metadata {
 
class MetadataEditor : public functions::EEPROM25AA02 {
public:
  explicit MetadataEditor(bus::addr_t address, uint8_t alt_function_idx)
      : EEPROM25AA02(address, alt_function_idx) {}
 
  entities::EntityClassifier read_entity_classifier() const {
    std::array<uint8_t, sizeof(entities::EntityClassifier)> data{0};
    read(offsetof(MetadataMemoryLayoutV1, classifier), data.size(), data.data());
    return {data[0], data[1], data[2], data[3], data[4], data[5]};
  }
 
  eui_t read_eui() const {
    eui_t data{0};
    read(offsetof(MetadataMemoryLayoutV1, uuid), data.size(), data.data());
    return data;
  }
 
  bool write_entity_classifier(const entities::EntityClassifier &classifier) const {
    return write(offsetof(MetadataMemoryLayoutV1, classifier), sizeof(classifier),
                 reinterpret_cast<const uint8_t *>(std::addressof(classifier)));
  }
 
  // we don't delete functions -- where is the point?
 
private:
  bus::addr_t address;
};
 
} // namespace metadata