#include <cmath>
#include <cstddef>

#include "values/Dna.hpp"

namespace DNA
{

  void newDna(Dna *dna, uint128 *state)
  {
    uint8_t *array = (uint8_t *)dna;
    for (size_t i = 0; i < sizeof(Dna); i++)
    {
      array[i] = mrand::getValue(256, state);
    }
  }

  void makeChild(Dna *p1, Dna *p2, Dna *c, uint128 *state)
  {
    uint8_t *p1a = (uint8_t *)p1;
    uint8_t *p2a = (uint8_t *)p2;
    uint8_t *ca = (uint8_t *)c;
    for (size_t i = 0; i < sizeof(Dna); i++)
    {
      int val = mrand::getValue(2, state);
      if (val == 0)
      {
        ca[i] = p1a[i];
      }
      else
      {
        ca[i] = p2a[i];
      }
    }
  }

  void clone(Dna *p1, Dna *c, uint128 *state)
  {
    uint8_t *p1a = (uint8_t *)p1;
    uint8_t *ca = (uint8_t *)c;
    
    for (size_t i = 0; i < sizeof(Dna); i++)
    {
      int val = mrand::getValue(2, state);
      if (val == 0)
      {
        ca[i] = p1a[i];
      }
      else
      {
        ca[i] = mrand::getValue(256, state);
      }
    }
  }
  void mutate(Dna *dna, uint32_t num, uint128 *state)
  {
    uint8_t *array = (uint8_t *)dna;
    for (size_t i = 0; i < num; i++)
    {
      int pos = mrand::getValue(sizeof(Dna), state);
      array[pos] = mrand::getValue(256, state);
    }
  }
}