irrigation.h

/*
 * A set of helpers that make the integration of ESPHome Sprinkler
 * with the relays and the display easier and shorter.
 */
#pragma once
#include "esphome.h"

namespace esphome {

/*
 * Toggle valve - start valve if inactive or shutdown controller
 */
void toggle(int valve, switch_::Switch *relay,
            sprinkler::Sprinkler *sprinkler) {
  if (!id(relay).state) {
    id(sprinkler).start_single_valve(valve - 1);
  } else {
    id(sprinkler).shutdown();
  }
}

/*
 * Prevent starting single valve program when button state change was triggered
 * by the controller
 *
 * Useful when turning valve on by push of a button button,
 * that is also used to indicate that the valve is on.
 */
void conditional_on(int valve, switch_::Switch *relay,
                    sprinkler::Sprinkler *sprinkler) {
  if (!id(relay).state) {
    id(sprinkler).start_single_valve(valve - 1);
  }
}

/*
 * Prevent shutting down the conroller when button state change was triggered by
 * the controller
 *
 * Useful when turning valve off by push of a button button,
 * that is also used to indicate that the valve is on.
 */
void conditional_off(switch_::Switch *relay, sprinkler::Sprinkler *sprinkler) {
  if (id(relay).state) {
    id(sprinkler).shutdown();
  }
}

/*
 * Format remaining time of the curent valve as a string (minute:second)
 */
std::string remaining_time(sprinkler::Sprinkler *sprinkler) {
  uint32_t remaining_time = id(sprinkler).time_remaining_active_valve().value_or(0);
  if (remaining_time == 0) {
    return "";
  }
  char result[12];
  sprintf(result, "%02d:%02d", (int)(remaining_time / 60),
          (int)(remaining_time % 60));
  return result;
}
}  // namespace esphome