fujitsu_general.h

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#pragma once
 
#include "esphome/core/log.h"
#include "esphome/core/component.h"
#include "esphome/core/automation.h"
#include "esphome/components/climate_ir/climate_ir.h"
 
namespace esphome::fujitsu_general {
 
constexpr uint8_t FUJITSU_GENERAL_TEMP_MIN = 16;  // Celsius // TODO 16 for heating, 18 for cooling, unsupported in ESPH
constexpr uint8_t FUJITSU_GENERAL_TEMP_MAX = 30;  // Celsius
 
// clang-format off
// clang-format on
 
// Bits are reversed within each byte, so an odd nibble index is the low half of its byte.
constexpr uint8_t get_nibble(const uint8_t *message, uint8_t nibble) {
  return (message[nibble / 2] >> ((nibble % 2) ? 0 : 4)) & 0b00001111;
}
 
constexpr void set_nibble(uint8_t *message, uint8_t nibble, uint8_t value) {
  message[nibble / 2] |= (value & 0b00001111) << ((nibble % 2) ? 0 : 4);
}
 
// Nibble indices of the state frame fields.
constexpr uint8_t FUJITSU_GENERAL_TEMPERATURE_NIBBLE = 16;
constexpr uint8_t FUJITSU_GENERAL_POWER_ON_NIBBLE = 17;
constexpr uint8_t FUJITSU_GENERAL_MODE_NIBBLE = 19;
constexpr uint8_t FUJITSU_GENERAL_SWING_NIBBLE = 20;
constexpr uint8_t FUJITSU_GENERAL_FAN_NIBBLE = 21;
 
climate::ClimateMode decode_mode(uint8_t mode_field, climate::ClimateMode current_mode);
 
optional<climate::ClimateFanMode> decode_fan_mode(uint8_t fan_field, optional<climate::ClimateFanMode> current_mode);
 
climate::ClimateSwingMode decode_swing_mode(uint8_t swing_field);
 
class FujitsuGeneralClimate final : public climate_ir::ClimateIR {
 public:
  FujitsuGeneralClimate()
      : ClimateIR(FUJITSU_GENERAL_TEMP_MIN, FUJITSU_GENERAL_TEMP_MAX, 1.0f, true, true,
                  {climate::CLIMATE_FAN_AUTO, climate::CLIMATE_FAN_LOW, climate::CLIMATE_FAN_MEDIUM,
                   climate::CLIMATE_FAN_HIGH, climate::CLIMATE_FAN_QUIET},
                  {climate::CLIMATE_SWING_OFF, climate::CLIMATE_SWING_VERTICAL, climate::CLIMATE_SWING_HORIZONTAL,
                   climate::CLIMATE_SWING_BOTH}) {}
 
 protected:
  void transmit_state() override;
  void transmit_off_();
 
  bool on_receive(remote_base::RemoteReceiveData data) override;
 
  void transmit_(uint8_t const *message, uint8_t length);
 
  uint8_t checksum_state_(uint8_t const *message);
 
  uint8_t checksum_util_(uint8_t const *message);
 
  // true if currently on - fujitsus transmit an on flag on when the remote moves from off to on
  bool power_{false};
};
 
}  // namespace esphome::fujitsu_general