/**
 * Radiation counting
 */

#ifndef CPROJ_RADIATION_H
#define CPROJ_RADIATION_H

#include <stdbool.h>
#include <stdint.h>

/// Init the radiation measuring subsystem
void init_radiation();

/// Get progress 0-100, 100 = normal radiation reading resumed.
/// We need some number of ticks after boot so the averaging results
/// are somewhat accurate.
uint8_t rad_get_progress();

enum rad_danger {
  // 0-2 uSv
  RAD_LEVEL_0_SAFE = 0,
  // 2-15 uSv
  RAD_LEVEL_1_ELEVATED,
  // 10-20 uSv
  RAD_LEVEL_2_DANGER,
  // 20-1000 uSv
  RAD_LEVEL_3_HIGH_DANGER,
  // 1000+ uSv ("evacuate immediately")
  RAD_LEVEL_4_SEVERE,

  RAD_LEVEL_MAX,
};

struct rad_results {
  /// CPM (usvh before conversion), x10 (one decimal place)
  uint32_t cpm_x10;
  /// Current radiation dose rate uSv/h, adjusting scaling to fit in 5 digits
  uint32_t usvh_num;
  /// The position of the decimal point (places from the right)
  uint8_t usvh_decimals;
  /// Danger level enum
  enum rad_danger danger_level;
};

void rad_get_reading(struct rad_results *out);

#endif //CPROJ_RADIATION_H