#include <list.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

void
List::init(size_t element_size)
{
  m_element_size = element_size;
  m_current = 0;
  m_max = START_SIZE;
  m_elements = (uint8_t *) calloc(m_max, element_size);
}

void
List::add(void *element)
{
  if (m_current == m_max) {
    m_max += INCREMENT_BY;
    m_elements = (uint8_t *) realloc(m_elements, m_element_size * m_max);
    if (m_elements == NULL) {
      /* TODO: Handle error */
      printf("Failed to reallocate array\n");
      return;
    }
  }

  void *new_element = m_elements + m_element_size * m_current;
  new_element = memcpy(new_element, element, m_element_size);

  if (new_element == NULL)
    printf("Failed to add a new element\n");

  m_current++;
}

void *
List::get(size_t i)
{
  return m_elements + (i * m_element_size);
}

size_t
List::size(void)
{
  return m_current;
}

void
List::clean(void)
{
  free(m_elements);
}