SwiCago/HeatPump ESPHome Component

climate_mitsubishi.h

#include "esphome.h"
#include "HeatPump.h"

class MitsubishiClimate : public PollingComponent, public Climate
{
public:
  HeatPump hp;

  MitsubishiClimate() : PollingComponent(10000)
  {
    this->hp.setStatusChangedCallback(std::bind(&MitsubishiClimate::syncState, this));
    this->hp.setSettingsChangedCallback(std::bind(&MitsubishiClimate::syncState, this));
  }

  void setup() override
  {
    this->update();
  }

  void loop() override
  {
    if (hp.isConnected())
      hp.sync();
  }

  void syncState()
  {
    this->mode = CLIMATE_MODE_OFF;
    const auto mode = hp.getModeSetting();
    if (hp.getPowerSettingBool() && mode != NULL)
    {
      if (strcmp(mode, "COOL") == 0)
      {
        this->mode = CLIMATE_MODE_COOL;
      }
      else if (strcmp(mode, "HEAT") == 0)
      {
        this->mode = CLIMATE_MODE_HEAT;
      }
      else if (strcmp(mode, "AUTO") == 0)
      {
        this->mode = CLIMATE_MODE_AUTO;
      }
    }
    this->target_temperature = hp.getTemperature();
    this->current_temperature = hp.getRoomTemperature();

    this->publish_state();
  }

  // called every 10s
  void update() override
  {
    if (!hp.isConnected())
    {
      // try to connect once
      hp.connect(&Serial, false);
    }
  }

  void control(const ClimateCall &call) override
  {
    if (call.get_mode().has_value())
    {
      // User requested mode change
      ClimateMode mode = *call.get_mode();
      switch (mode)
      {
      case (1):
        hp.setPowerSetting(true);
        hp.setModeSetting("AUTO");
        break;
      case (2):
        hp.setPowerSetting(true);
        hp.setModeSetting("COOL");
        break;
      case (3):
        hp.setPowerSetting(true);
        hp.setModeSetting("HEAT");
        break;
      default:
        hp.setPowerSetting(false);
        break;
      }
    }
    if (call.get_target_temperature().has_value())
    {
      // User requested target temperature change
      float temp = *call.get_target_temperature();
      hp.setTemperature(temp);
    }

    hp.update();
    this->update();
  }

  ClimateTraits traits() override
  {
    auto ct = new ClimateTraits;
    ct->set_supports_auto_mode(true);
    ct->set_supports_heat_mode(true);
    ct->set_supports_cool_mode(true);
    ct->set_supports_current_temperature(true);
    ct->set_visual_temperature_step(1.0);
    return *ct;
  }
};

example.yaml

esphome:
  name: heatpump_livingroom
  platform: ESP8266
  board: esp01_1m
  includes:
    - climate_mitsubishi.h
  libraries:
    "HeatPump"
    
climate:
  - platform: custom
    lambda: |-
      auto my_custom_climate = new MitsubishiClimate();
      App.register_component(my_custom_climate);
      return {my_custom_climate};
    climates:
      - name: "Living Room AC"
      
logger:
  baud_rate: 0

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