Transformer.hpp

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#pragma once
 
#include <array>
#include <string>
#include <toml.hpp>
 
#include "EnigmaTypes.hpp"
#include "config.hpp"
 
enum class TransformerType { Undefined = 0, Rotor, Reflector };
 
class Transformer {
private:
    std::array<std::array<AlphabetIndex, TRANSFORMER_SIZE>, 2> lookupTable;
 
protected:
    TransformerType type;
 
    void setTransformValue(int row, int col, AlphabetIndex value);
 
    AlphabetIndex getTransformValue(int row, int col) const;
 
    void fillTransformRow(int row, AlphabetIndex value);
 
    void copyTransformRow(int row, const std::array<AlphabetIndex, TRANSFORMER_SIZE>& values);
 
    const std::array<AlphabetIndex, TRANSFORMER_SIZE>& getTransformRow(int row) const;
 
public:
    Transformer();
    virtual ~Transformer() = default;
 
    virtual AlphabetIndex transform(AlphabetIndex position, bool reverse = false) const = 0;
 
    virtual AlphabetIndex transformForward(AlphabetIndex position) const = 0;
 
    virtual AlphabetIndex transformReverse(AlphabetIndex position) const = 0;
 
    virtual int rotate() = 0;
    virtual void setPosition(int /*position*/) {};
    virtual int getPosition() const { return 0; };
 
    int sizeOfLookupTable() const;
 
    TransformerType getType() const;
};