#include "sand/type_builder.h"

#include "sand/rule_builder.h"
#include "sand/type_range.h"

#include <cassert>
using namespace sand;

type::builder::builder() :
  // 0 is a special ID
  next_id(1),
  default_conversions{ OFF_GRID }
{
}

type type::builder::assign()
{
  default_conversions.push_back(next_id);
  return next_id++;
}

type::range type::builder::assign_range(unsigned int count)
{
  assert(count > 0 && "count must be greater than 0");

  type::range r(next_id, next_id + count);
  next_id += count;

  return r;
}

void type::builder::set_default_conversion(const type& to, const type& from)
{
  default_conversions[to] = from;
}

rule::builder type::builder::build()
{
  return rule::builder(type::range(0, next_id), default_conversions);
}