airthings_wave: refactor to eliminate code duplication (#4910)

CODEOWNERS

@@ -17,6 +17,7 @@ esphome/components/adc/* @esphome/core
 esphome/components/adc128s102/* @DeerMaximum
 esphome/components/addressable_light/* @justfalter
 esphome/components/airthings_ble/* @jeromelaban
+esphome/components/airthings_wave_base/* @jeromelaban @ncareau
 esphome/components/airthings_wave_mini/* @ncareau
 esphome/components/airthings_wave_plus/* @jeromelaban
 esphome/components/alarm_control_panel/* @grahambrown11

esphome/components/airthings_wave_base/__init__.py

@@ -0,0 +1,81 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import sensor, ble_client
+
+from esphome.const import (
+    DEVICE_CLASS_HUMIDITY,
+    DEVICE_CLASS_TEMPERATURE,
+    DEVICE_CLASS_PRESSURE,
+    STATE_CLASS_MEASUREMENT,
+    UNIT_PERCENT,
+    UNIT_CELSIUS,
+    UNIT_HECTOPASCAL,
+    CONF_HUMIDITY,
+    CONF_TVOC,
+    CONF_PRESSURE,
+    CONF_TEMPERATURE,
+    UNIT_PARTS_PER_BILLION,
+    ICON_RADIATOR,
+)
+
+CODEOWNERS = ["@ncareau", "@jeromelaban"]
+
+DEPENDENCIES = ["ble_client"]
+
+airthings_wave_base_ns = cg.esphome_ns.namespace("airthings_wave_base")
+AirthingsWaveBase = airthings_wave_base_ns.class_(
+    "AirthingsWaveBase", cg.PollingComponent, ble_client.BLEClientNode
+)
+
+
+BASE_SCHEMA = (
+    sensor.SENSOR_SCHEMA.extend(
+        {
+            cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
+                unit_of_measurement=UNIT_PERCENT,
+                device_class=DEVICE_CLASS_HUMIDITY,
+                state_class=STATE_CLASS_MEASUREMENT,
+                accuracy_decimals=0,
+            ),
+            cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
+                unit_of_measurement=UNIT_CELSIUS,
+                accuracy_decimals=2,
+                device_class=DEVICE_CLASS_TEMPERATURE,
+                state_class=STATE_CLASS_MEASUREMENT,
+            ),
+            cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
+                unit_of_measurement=UNIT_HECTOPASCAL,
+                accuracy_decimals=1,
+                device_class=DEVICE_CLASS_PRESSURE,
+                state_class=STATE_CLASS_MEASUREMENT,
+            ),
+            cv.Optional(CONF_TVOC): sensor.sensor_schema(
+                unit_of_measurement=UNIT_PARTS_PER_BILLION,
+                icon=ICON_RADIATOR,
+                accuracy_decimals=0,
+                state_class=STATE_CLASS_MEASUREMENT,
+            ),
+        }
+    )
+    .extend(cv.polling_component_schema("5min"))
+    .extend(ble_client.BLE_CLIENT_SCHEMA)
+)
+
+
+async def wave_base_to_code(var, config):
+    await cg.register_component(var, config)
+
+    await ble_client.register_ble_node(var, config)
+
+    if CONF_HUMIDITY in config:
+        sens = await sensor.new_sensor(config[CONF_HUMIDITY])
+        cg.add(var.set_humidity(sens))
+    if CONF_TEMPERATURE in config:
+        sens = await sensor.new_sensor(config[CONF_TEMPERATURE])
+        cg.add(var.set_temperature(sens))
+    if CONF_PRESSURE in config:
+        sens = await sensor.new_sensor(config[CONF_PRESSURE])
+        cg.add(var.set_pressure(sens))
+    if CONF_TVOC in config:
+        sens = await sensor.new_sensor(config[CONF_TVOC])
+        cg.add(var.set_tvoc(sens))

esphome/components/airthings_wave_base/airthings_wave_base.cpp

@@ -0,0 +1,83 @@
+#include "airthings_wave_base.h"
+
+#ifdef USE_ESP32
+
+namespace esphome {
+namespace airthings_wave_base {
+
+static const char *const TAG = "airthings_wave_base";
+
+void AirthingsWaveBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
+                                            esp_ble_gattc_cb_param_t *param) {
+  switch (event) {
+    case ESP_GATTC_OPEN_EVT: {
+      if (param->open.status == ESP_GATT_OK) {
+        ESP_LOGI(TAG, "Connected successfully!");
+      }
+      break;
+    }
+
+    case ESP_GATTC_DISCONNECT_EVT: {
+      ESP_LOGW(TAG, "Disconnected!");
+      break;
+    }
+
+    case ESP_GATTC_SEARCH_CMPL_EVT: {
+      this->handle_ = 0;
+      auto *chr = this->parent()->get_characteristic(this->service_uuid_, this->sensors_data_characteristic_uuid_);
+      if (chr == nullptr) {
+        ESP_LOGW(TAG, "No sensor characteristic found at service %s char %s", this->service_uuid_.to_string().c_str(),
+                 this->sensors_data_characteristic_uuid_.to_string().c_str());
+        break;
+      }
+      this->handle_ = chr->handle;
+      this->node_state = esp32_ble_tracker::ClientState::ESTABLISHED;
+
+      this->request_read_values_();
+      break;
+    }
+
+    case ESP_GATTC_READ_CHAR_EVT: {
+      if (param->read.conn_id != this->parent()->get_conn_id())
+        break;
+      if (param->read.status != ESP_GATT_OK) {
+        ESP_LOGW(TAG, "Error reading char at handle %d, status=%d", param->read.handle, param->read.status);
+        break;
+      }
+      if (param->read.handle == this->handle_) {
+        this->read_sensors(param->read.value, param->read.value_len);
+      }
+      break;
+    }
+
+    default:
+      break;
+  }
+}
+
+bool AirthingsWaveBase::is_valid_voc_value_(uint16_t voc) { return 0 <= voc && voc <= 16383; }
+
+void AirthingsWaveBase::update() {
+  if (this->node_state != esp32_ble_tracker::ClientState::ESTABLISHED) {
+    if (!this->parent()->enabled) {
+      ESP_LOGW(TAG, "Reconnecting to device");
+      this->parent()->set_enabled(true);
+      this->parent()->connect();
+    } else {
+      ESP_LOGW(TAG, "Connection in progress");
+    }
+  }
+}
+
+void AirthingsWaveBase::request_read_values_() {
+  auto status = esp_ble_gattc_read_char(this->parent()->get_gattc_if(), this->parent()->get_conn_id(), this->handle_,
+                                        ESP_GATT_AUTH_REQ_NONE);
+  if (status) {
+    ESP_LOGW(TAG, "Error sending read request for sensor, status=%d", status);
+  }
+}
+
+}  // namespace airthings_wave_base
+}  // namespace esphome
+
+#endif  // USE_ESP32

esphome/components/airthings_wave_base/airthings_wave_base.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#ifdef USE_ESP32
+
+#include <esp_gattc_api.h>
+#include <algorithm>
+#include <iterator>
+#include "esphome/components/ble_client/ble_client.h"
+#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
+#include "esphome/components/sensor/sensor.h"
+#include "esphome/core/component.h"
+#include "esphome/core/log.h"
+
+namespace esphome {
+namespace airthings_wave_base {
+
+class AirthingsWaveBase : public PollingComponent, public ble_client::BLEClientNode {
+ public:
+  AirthingsWaveBase() = default;
+
+  void update() override;
+
+  void gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
+                           esp_ble_gattc_cb_param_t *param) override;
+
+  void set_temperature(sensor::Sensor *temperature) { temperature_sensor_ = temperature; }
+  void set_humidity(sensor::Sensor *humidity) { humidity_sensor_ = humidity; }
+  void set_pressure(sensor::Sensor *pressure) { pressure_sensor_ = pressure; }
+  void set_tvoc(sensor::Sensor *tvoc) { tvoc_sensor_ = tvoc; }
+
+ protected:
+  bool is_valid_voc_value_(uint16_t voc);
+
+  virtual void read_sensors(uint8_t *value, uint16_t value_len) = 0;
+  void request_read_values_();
+
+  sensor::Sensor *temperature_sensor_{nullptr};
+  sensor::Sensor *humidity_sensor_{nullptr};
+  sensor::Sensor *pressure_sensor_{nullptr};
+  sensor::Sensor *tvoc_sensor_{nullptr};
+
+  uint16_t handle_;
+  esp32_ble_tracker::ESPBTUUID service_uuid_;
+  esp32_ble_tracker::ESPBTUUID sensors_data_characteristic_uuid_;
+};
+
+}  // namespace airthings_wave_base
+}  // namespace esphome
+
+#endif  // USE_ESP32

esphome/components/airthings_wave_mini/airthings_wave_mini.cpp

@@ -7,105 +7,47 @@ namespace airthings_wave_mini {
 
 static const char *const TAG = "airthings_wave_mini";
 
-void AirthingsWaveMini::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
+void AirthingsWaveMini::read_sensors(uint8_t *raw_value, uint16_t value_len) {
-                                            esp_ble_gattc_cb_param_t *param) {
-  switch (event) {
-    case ESP_GATTC_OPEN_EVT: {
-      if (param->open.status == ESP_GATT_OK) {
-        ESP_LOGI(TAG, "Connected successfully!");
-      }
-      break;
-    }
-
-    case ESP_GATTC_DISCONNECT_EVT: {
-      ESP_LOGW(TAG, "Disconnected!");
-      break;
-    }
-
-    case ESP_GATTC_SEARCH_CMPL_EVT: {
-      this->handle_ = 0;
-      auto *chr = this->parent()->get_characteristic(service_uuid_, sensors_data_characteristic_uuid_);
-      if (chr == nullptr) {
-        ESP_LOGW(TAG, "No sensor characteristic found at service %s char %s", service_uuid_.to_string().c_str(),
-                 sensors_data_characteristic_uuid_.to_string().c_str());
-        break;
-      }
-      this->handle_ = chr->handle;
-      this->node_state = esp32_ble_tracker::ClientState::ESTABLISHED;
-
-      request_read_values_();
-      break;
-    }
-
-    case ESP_GATTC_READ_CHAR_EVT: {
-      if (param->read.conn_id != this->parent()->get_conn_id())
-        break;
-      if (param->read.status != ESP_GATT_OK) {
-        ESP_LOGW(TAG, "Error reading char at handle %d, status=%d", param->read.handle, param->read.status);
-        break;
-      }
-      if (param->read.handle == this->handle_) {
-        read_sensors_(param->read.value, param->read.value_len);
-      }
-      break;
-    }
-
-    default:
-      break;
-  }
-}
-
-void AirthingsWaveMini::read_sensors_(uint8_t *raw_value, uint16_t value_len) {
   auto *value = (WaveMiniReadings *) raw_value;
 
   if (sizeof(WaveMiniReadings) <= value_len) {
+    if (this->humidity_sensor_ != nullptr) {
       this->humidity_sensor_->publish_state(value->humidity / 100.0f);
+    }
+
+    if (this->pressure_sensor_ != nullptr) {
       this->pressure_sensor_->publish_state(value->pressure / 50.0f);
+    }
+
+    if (this->temperature_sensor_ != nullptr) {
       this->temperature_sensor_->publish_state(value->temperature / 100.0f - 273.15f);
-    if (is_valid_voc_value_(value->voc)) {
+    }
+
+    if ((this->tvoc_sensor_ != nullptr) && this->is_valid_voc_value_(value->voc)) {
       this->tvoc_sensor_->publish_state(value->voc);
     }
 
     // This instance must not stay connected
     // so other clients can connect to it (e.g. the
     // mobile app).
-    parent()->set_enabled(false);
+    this->parent()->set_enabled(false);
-  }
-}
-
-bool AirthingsWaveMini::is_valid_voc_value_(uint16_t voc) { return 0 <= voc && voc <= 16383; }
-
-void AirthingsWaveMini::update() {
-  if (this->node_state != esp32_ble_tracker::ClientState::ESTABLISHED) {
-    if (!parent()->enabled) {
-      ESP_LOGW(TAG, "Reconnecting to device");
-      parent()->set_enabled(true);
-      parent()->connect();
-    } else {
-      ESP_LOGW(TAG, "Connection in progress");
-    }
-  }
-}
-
-void AirthingsWaveMini::request_read_values_() {
-  auto status = esp_ble_gattc_read_char(this->parent()->get_gattc_if(), this->parent()->get_conn_id(), this->handle_,
-                                        ESP_GATT_AUTH_REQ_NONE);
-  if (status) {
-    ESP_LOGW(TAG, "Error sending read request for sensor, status=%d", status);
   }
 }
 
 void AirthingsWaveMini::dump_config() {
+  // these really don't belong here, but there doesn't seem to be a
+  // practical way to have the base class use LOG_SENSOR and include
+  // the TAG from this component
   LOG_SENSOR("  ", "Humidity", this->humidity_sensor_);
   LOG_SENSOR("  ", "Temperature", this->temperature_sensor_);
   LOG_SENSOR("  ", "Pressure", this->pressure_sensor_);
   LOG_SENSOR("  ", "TVOC", this->tvoc_sensor_);
 }
 
-AirthingsWaveMini::AirthingsWaveMini()
+AirthingsWaveMini::AirthingsWaveMini() {
-    : PollingComponent(10000),
+  this->service_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(SERVICE_UUID);
-      service_uuid_(esp32_ble_tracker::ESPBTUUID::from_raw(SERVICE_UUID)),
+  this->sensors_data_characteristic_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(CHARACTERISTIC_UUID);
-      sensors_data_characteristic_uuid_(esp32_ble_tracker::ESPBTUUID::from_raw(CHARACTERISTIC_UUID)) {}
+}
 
 }  // namespace airthings_wave_mini
 }  // namespace esphome

esphome/components/airthings_wave_mini/airthings_wave_mini.h

@@ -2,14 +2,7 @@
 
 #ifdef USE_ESP32
 
-#include <esp_gattc_api.h>
+#include "esphome/components/airthings_wave_base/airthings_wave_base.h"
-#include <algorithm>
-#include <iterator>
-#include "esphome/components/ble_client/ble_client.h"
-#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
-#include "esphome/components/sensor/sensor.h"
-#include "esphome/core/component.h"
-#include "esphome/core/log.h"
 
 namespace esphome {
 namespace airthings_wave_mini {
@@ -17,35 +10,14 @@ namespace airthings_wave_mini {
 static const char *const SERVICE_UUID = "b42e3882-ade7-11e4-89d3-123b93f75cba";
 static const char *const CHARACTERISTIC_UUID = "b42e3b98-ade7-11e4-89d3-123b93f75cba";
 
-class AirthingsWaveMini : public PollingComponent, public ble_client::BLEClientNode {
+class AirthingsWaveMini : public airthings_wave_base::AirthingsWaveBase {
  public:
   AirthingsWaveMini();
 
   void dump_config() override;
-  void update() override;
-
-  void gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
-                           esp_ble_gattc_cb_param_t *param) override;
-
-  void set_temperature(sensor::Sensor *temperature) { temperature_sensor_ = temperature; }
-  void set_humidity(sensor::Sensor *humidity) { humidity_sensor_ = humidity; }
-  void set_pressure(sensor::Sensor *pressure) { pressure_sensor_ = pressure; }
-  void set_tvoc(sensor::Sensor *tvoc) { tvoc_sensor_ = tvoc; }
 
  protected:
-  bool is_valid_voc_value_(uint16_t voc);
+  void read_sensors(uint8_t *value, uint16_t value_len) override;
-
-  void read_sensors_(uint8_t *value, uint16_t value_len);
-  void request_read_values_();
-
-  sensor::Sensor *temperature_sensor_{nullptr};
-  sensor::Sensor *humidity_sensor_{nullptr};
-  sensor::Sensor *pressure_sensor_{nullptr};
-  sensor::Sensor *tvoc_sensor_{nullptr};
-
-  uint16_t handle_;
-  esp32_ble_tracker::ESPBTUUID service_uuid_;
-  esp32_ble_tracker::ESPBTUUID sensors_data_characteristic_uuid_;
 
   struct WaveMiniReadings {
     uint16_t unused01;

esphome/components/airthings_wave_mini/sensor.py

@@ -1,82 +1,28 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import sensor, ble_client
+from esphome.components import airthings_wave_base
 
 from esphome.const import (
-    DEVICE_CLASS_HUMIDITY,
-    DEVICE_CLASS_TEMPERATURE,
-    DEVICE_CLASS_PRESSURE,
-    STATE_CLASS_MEASUREMENT,
-    UNIT_PERCENT,
-    UNIT_CELSIUS,
-    UNIT_HECTOPASCAL,
     CONF_ID,
-    CONF_HUMIDITY,
-    CONF_TVOC,
-    CONF_PRESSURE,
-    CONF_TEMPERATURE,
-    UNIT_PARTS_PER_BILLION,
-    ICON_RADIATOR,
 )
 
-DEPENDENCIES = ["ble_client"]
+DEPENDENCIES = airthings_wave_base.DEPENDENCIES
+
+AUTO_LOAD = ["airthings_wave_base"]
 
 airthings_wave_mini_ns = cg.esphome_ns.namespace("airthings_wave_mini")
 AirthingsWaveMini = airthings_wave_mini_ns.class_(
-    "AirthingsWaveMini", cg.PollingComponent, ble_client.BLEClientNode
+    "AirthingsWaveMini", airthings_wave_base.AirthingsWaveBase
 )
 
 
-CONFIG_SCHEMA = cv.All(
+CONFIG_SCHEMA = airthings_wave_base.BASE_SCHEMA.extend(
-    cv.Schema(
     {
         cv.GenerateID(): cv.declare_id(AirthingsWaveMini),
-            cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
-                unit_of_measurement=UNIT_PERCENT,
-                device_class=DEVICE_CLASS_HUMIDITY,
-                state_class=STATE_CLASS_MEASUREMENT,
-                accuracy_decimals=2,
-            ),
-            cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
-                unit_of_measurement=UNIT_CELSIUS,
-                accuracy_decimals=2,
-                device_class=DEVICE_CLASS_TEMPERATURE,
-                state_class=STATE_CLASS_MEASUREMENT,
-            ),
-            cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
-                unit_of_measurement=UNIT_HECTOPASCAL,
-                accuracy_decimals=2,
-                device_class=DEVICE_CLASS_PRESSURE,
-                state_class=STATE_CLASS_MEASUREMENT,
-            ),
-            cv.Optional(CONF_TVOC): sensor.sensor_schema(
-                unit_of_measurement=UNIT_PARTS_PER_BILLION,
-                icon=ICON_RADIATOR,
-                accuracy_decimals=0,
-                state_class=STATE_CLASS_MEASUREMENT,
-            ),
     }
-    )
-    .extend(cv.polling_component_schema("5min"))
-    .extend(ble_client.BLE_CLIENT_SCHEMA),
 )
 
 
 async def to_code(config):
     var = cg.new_Pvariable(config[CONF_ID])
-    await cg.register_component(var, config)
+    await airthings_wave_base.wave_base_to_code(var, config)
-
-    await ble_client.register_ble_node(var, config)
-
-    if CONF_HUMIDITY in config:
-        sens = await sensor.new_sensor(config[CONF_HUMIDITY])
-        cg.add(var.set_humidity(sens))
-    if CONF_TEMPERATURE in config:
-        sens = await sensor.new_sensor(config[CONF_TEMPERATURE])
-        cg.add(var.set_temperature(sens))
-    if CONF_PRESSURE in config:
-        sens = await sensor.new_sensor(config[CONF_PRESSURE])
-        cg.add(var.set_pressure(sens))
-    if CONF_TVOC in config:
-        sens = await sensor.new_sensor(config[CONF_TVOC])
-        cg.add(var.set_tvoc(sens))

esphome/components/airthings_wave_plus/airthings_wave_plus.cpp

@@ -7,55 +7,7 @@ namespace airthings_wave_plus {
 
 static const char *const TAG = "airthings_wave_plus";
 
-void AirthingsWavePlus::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
+void AirthingsWavePlus::read_sensors(uint8_t *raw_value, uint16_t value_len) {
-                                            esp_ble_gattc_cb_param_t *param) {
-  switch (event) {
-    case ESP_GATTC_OPEN_EVT: {
-      if (param->open.status == ESP_GATT_OK) {
-        ESP_LOGI(TAG, "Connected successfully!");
-      }
-      break;
-    }
-
-    case ESP_GATTC_DISCONNECT_EVT: {
-      ESP_LOGW(TAG, "Disconnected!");
-      break;
-    }
-
-    case ESP_GATTC_SEARCH_CMPL_EVT: {
-      this->handle_ = 0;
-      auto *chr = this->parent()->get_characteristic(service_uuid_, sensors_data_characteristic_uuid_);
-      if (chr == nullptr) {
-        ESP_LOGW(TAG, "No sensor characteristic found at service %s char %s", service_uuid_.to_string().c_str(),
-                 sensors_data_characteristic_uuid_.to_string().c_str());
-        break;
-      }
-      this->handle_ = chr->handle;
-      this->node_state = esp32_ble_tracker::ClientState::ESTABLISHED;
-
-      request_read_values_();
-      break;
-    }
-
-    case ESP_GATTC_READ_CHAR_EVT: {
-      if (param->read.conn_id != this->parent()->get_conn_id())
-        break;
-      if (param->read.status != ESP_GATT_OK) {
-        ESP_LOGW(TAG, "Error reading char at handle %d, status=%d", param->read.handle, param->read.status);
-        break;
-      }
-      if (param->read.handle == this->handle_) {
-        read_sensors_(param->read.value, param->read.value_len);
-      }
-      break;
-    }
-
-    default:
-      break;
-  }
-}
-
-void AirthingsWavePlus::read_sensors_(uint8_t *raw_value, uint16_t value_len) {
   auto *value = (WavePlusReadings *) raw_value;
 
   if (sizeof(WavePlusReadings) <= value_len) {
@@ -64,26 +16,38 @@ void AirthingsWavePlus::read_sensors_(uint8_t *raw_value, uint16_t value_len) {
     if (value->version == 1) {
       ESP_LOGD(TAG, "ambient light = %d", value->ambientLight);
 
+      if (this->humidity_sensor_ != nullptr) {
         this->humidity_sensor_->publish_state(value->humidity / 2.0f);
-      if (is_valid_radon_value_(value->radon)) {
+      }
+
+      if ((this->radon_sensor_ != nullptr) && this->is_valid_radon_value_(value->radon)) {
         this->radon_sensor_->publish_state(value->radon);
       }
-      if (is_valid_radon_value_(value->radon_lt)) {
+
+      if ((this->radon_long_term_sensor_ != nullptr) && this->is_valid_radon_value_(value->radon_lt)) {
         this->radon_long_term_sensor_->publish_state(value->radon_lt);
       }
+
+      if (this->temperature_sensor_ != nullptr) {
         this->temperature_sensor_->publish_state(value->temperature / 100.0f);
+      }
+
+      if (this->pressure_sensor_ != nullptr) {
         this->pressure_sensor_->publish_state(value->pressure / 50.0f);
-      if (is_valid_co2_value_(value->co2)) {
+      }
+
+      if ((this->co2_sensor_ != nullptr) && this->is_valid_co2_value_(value->co2)) {
         this->co2_sensor_->publish_state(value->co2);
       }
-      if (is_valid_voc_value_(value->voc)) {
+
+      if ((this->tvoc_sensor_ != nullptr) && this->is_valid_voc_value_(value->voc)) {
         this->tvoc_sensor_->publish_state(value->voc);
       }
 
       // This instance must not stay connected
       // so other clients can connect to it (e.g. the
       // mobile app).
-      parent()->set_enabled(false);
+      this->parent()->set_enabled(false);
     } else {
       ESP_LOGE(TAG, "Invalid payload version (%d != 1, newer version or not a Wave Plus?)", value->version);
     }
@@ -92,44 +56,26 @@ void AirthingsWavePlus::read_sensors_(uint8_t *raw_value, uint16_t value_len) {
 
 bool AirthingsWavePlus::is_valid_radon_value_(uint16_t radon) { return 0 <= radon && radon <= 16383; }
 
-bool AirthingsWavePlus::is_valid_voc_value_(uint16_t voc) { return 0 <= voc && voc <= 16383; }
-
 bool AirthingsWavePlus::is_valid_co2_value_(uint16_t co2) { return 0 <= co2 && co2 <= 16383; }
 
-void AirthingsWavePlus::update() {
-  if (this->node_state != esp32_ble_tracker::ClientState::ESTABLISHED) {
-    if (!parent()->enabled) {
-      ESP_LOGW(TAG, "Reconnecting to device");
-      parent()->set_enabled(true);
-      parent()->connect();
-    } else {
-      ESP_LOGW(TAG, "Connection in progress");
-    }
-  }
-}
-
-void AirthingsWavePlus::request_read_values_() {
-  auto status = esp_ble_gattc_read_char(this->parent()->get_gattc_if(), this->parent()->get_conn_id(), this->handle_,
-                                        ESP_GATT_AUTH_REQ_NONE);
-  if (status) {
-    ESP_LOGW(TAG, "Error sending read request for sensor, status=%d", status);
-  }
-}
-
 void AirthingsWavePlus::dump_config() {
+  // these really don't belong here, but there doesn't seem to be a
+  // practical way to have the base class use LOG_SENSOR and include
+  // the TAG from this component
   LOG_SENSOR("  ", "Humidity", this->humidity_sensor_);
-  LOG_SENSOR("  ", "Radon", this->radon_sensor_);
-  LOG_SENSOR("  ", "Radon Long Term", this->radon_long_term_sensor_);
   LOG_SENSOR("  ", "Temperature", this->temperature_sensor_);
   LOG_SENSOR("  ", "Pressure", this->pressure_sensor_);
-  LOG_SENSOR("  ", "CO2", this->co2_sensor_);
   LOG_SENSOR("  ", "TVOC", this->tvoc_sensor_);
+
+  LOG_SENSOR("  ", "Radon", this->radon_sensor_);
+  LOG_SENSOR("  ", "Radon Long Term", this->radon_long_term_sensor_);
+  LOG_SENSOR("  ", "CO2", this->co2_sensor_);
 }
 
-AirthingsWavePlus::AirthingsWavePlus()
+AirthingsWavePlus::AirthingsWavePlus() {
-    : PollingComponent(10000),
+  this->service_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(SERVICE_UUID);
-      service_uuid_(esp32_ble_tracker::ESPBTUUID::from_raw(SERVICE_UUID)),
+  this->sensors_data_characteristic_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(CHARACTERISTIC_UUID);
-      sensors_data_characteristic_uuid_(esp32_ble_tracker::ESPBTUUID::from_raw(CHARACTERISTIC_UUID)) {}
+}
 
 }  // namespace airthings_wave_plus
 }  // namespace esphome

esphome/components/airthings_wave_plus/airthings_wave_plus.h

@@ -2,14 +2,7 @@
 
 #ifdef USE_ESP32
 
-#include <esp_gattc_api.h>
+#include "esphome/components/airthings_wave_base/airthings_wave_base.h"
-#include <algorithm>
-#include <iterator>
-#include "esphome/components/ble_client/ble_client.h"
-#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
-#include "esphome/components/sensor/sensor.h"
-#include "esphome/core/component.h"
-#include "esphome/core/log.h"
 
 namespace esphome {
 namespace airthings_wave_plus {
@@ -17,43 +10,25 @@ namespace airthings_wave_plus {
 static const char *const SERVICE_UUID = "b42e1c08-ade7-11e4-89d3-123b93f75cba";
 static const char *const CHARACTERISTIC_UUID = "b42e2a68-ade7-11e4-89d3-123b93f75cba";
 
-class AirthingsWavePlus : public PollingComponent, public ble_client::BLEClientNode {
+class AirthingsWavePlus : public airthings_wave_base::AirthingsWaveBase {
  public:
   AirthingsWavePlus();
 
   void dump_config() override;
-  void update() override;
 
-  void gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
-                           esp_ble_gattc_cb_param_t *param) override;
-
-  void set_temperature(sensor::Sensor *temperature) { temperature_sensor_ = temperature; }
   void set_radon(sensor::Sensor *radon) { radon_sensor_ = radon; }
   void set_radon_long_term(sensor::Sensor *radon_long_term) { radon_long_term_sensor_ = radon_long_term; }
-  void set_humidity(sensor::Sensor *humidity) { humidity_sensor_ = humidity; }
-  void set_pressure(sensor::Sensor *pressure) { pressure_sensor_ = pressure; }
   void set_co2(sensor::Sensor *co2) { co2_sensor_ = co2; }
-  void set_tvoc(sensor::Sensor *tvoc) { tvoc_sensor_ = tvoc; }
 
  protected:
   bool is_valid_radon_value_(uint16_t radon);
-  bool is_valid_voc_value_(uint16_t voc);
   bool is_valid_co2_value_(uint16_t co2);
 
-  void read_sensors_(uint8_t *value, uint16_t value_len);
+  void read_sensors(uint8_t *value, uint16_t value_len) override;
-  void request_read_values_();
 
-  sensor::Sensor *temperature_sensor_{nullptr};
   sensor::Sensor *radon_sensor_{nullptr};
   sensor::Sensor *radon_long_term_sensor_{nullptr};
-  sensor::Sensor *humidity_sensor_{nullptr};
-  sensor::Sensor *pressure_sensor_{nullptr};
   sensor::Sensor *co2_sensor_{nullptr};
-  sensor::Sensor *tvoc_sensor_{nullptr};
-
-  uint16_t handle_;
-  esp32_ble_tracker::ESPBTUUID service_uuid_;
-  esp32_ble_tracker::ESPBTUUID sensors_data_characteristic_uuid_;
 
   struct WavePlusReadings {
     uint8_t version;

esphome/components/airthings_wave_plus/sensor.py

@@ -1,49 +1,32 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import sensor, ble_client
+from esphome.components import sensor, airthings_wave_base
 
 from esphome.const import (
     DEVICE_CLASS_CARBON_DIOXIDE,
-    DEVICE_CLASS_HUMIDITY,
-    DEVICE_CLASS_TEMPERATURE,
-    DEVICE_CLASS_PRESSURE,
     STATE_CLASS_MEASUREMENT,
-    UNIT_PERCENT,
-    UNIT_CELSIUS,
-    UNIT_HECTOPASCAL,
     ICON_RADIOACTIVE,
     CONF_ID,
     CONF_RADON,
     CONF_RADON_LONG_TERM,
-    CONF_HUMIDITY,
-    CONF_TVOC,
     CONF_CO2,
-    CONF_PRESSURE,
-    CONF_TEMPERATURE,
     UNIT_BECQUEREL_PER_CUBIC_METER,
     UNIT_PARTS_PER_MILLION,
-    UNIT_PARTS_PER_BILLION,
-    ICON_RADIATOR,
 )
 
-DEPENDENCIES = ["ble_client"]
+DEPENDENCIES = airthings_wave_base.DEPENDENCIES
+
+AUTO_LOAD = ["airthings_wave_base"]
 
 airthings_wave_plus_ns = cg.esphome_ns.namespace("airthings_wave_plus")
 AirthingsWavePlus = airthings_wave_plus_ns.class_(
-    "AirthingsWavePlus", cg.PollingComponent, ble_client.BLEClientNode
+    "AirthingsWavePlus", airthings_wave_base.AirthingsWaveBase
 )
 
 
-CONFIG_SCHEMA = cv.All(
+CONFIG_SCHEMA = airthings_wave_base.BASE_SCHEMA.extend(
-    cv.Schema(
     {
         cv.GenerateID(): cv.declare_id(AirthingsWavePlus),
-            cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
-                unit_of_measurement=UNIT_PERCENT,
-                device_class=DEVICE_CLASS_HUMIDITY,
-                state_class=STATE_CLASS_MEASUREMENT,
-                accuracy_decimals=0,
-            ),
         cv.Optional(CONF_RADON): sensor.sensor_schema(
             unit_of_measurement=UNIT_BECQUEREL_PER_CUBIC_METER,
             icon=ICON_RADIOACTIVE,
@@ -56,61 +39,26 @@ CONFIG_SCHEMA = cv.All(
             accuracy_decimals=0,
             state_class=STATE_CLASS_MEASUREMENT,
         ),
-            cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
-                unit_of_measurement=UNIT_CELSIUS,
-                accuracy_decimals=2,
-                device_class=DEVICE_CLASS_TEMPERATURE,
-                state_class=STATE_CLASS_MEASUREMENT,
-            ),
-            cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
-                unit_of_measurement=UNIT_HECTOPASCAL,
-                accuracy_decimals=1,
-                device_class=DEVICE_CLASS_PRESSURE,
-                state_class=STATE_CLASS_MEASUREMENT,
-            ),
         cv.Optional(CONF_CO2): sensor.sensor_schema(
             unit_of_measurement=UNIT_PARTS_PER_MILLION,
             accuracy_decimals=0,
             device_class=DEVICE_CLASS_CARBON_DIOXIDE,
             state_class=STATE_CLASS_MEASUREMENT,
         ),
-            cv.Optional(CONF_TVOC): sensor.sensor_schema(
-                unit_of_measurement=UNIT_PARTS_PER_BILLION,
-                icon=ICON_RADIATOR,
-                accuracy_decimals=0,
-                state_class=STATE_CLASS_MEASUREMENT,
-            ),
     }
-    )
-    .extend(cv.polling_component_schema("5min"))
-    .extend(ble_client.BLE_CLIENT_SCHEMA),
 )
 
 
 async def to_code(config):
     var = cg.new_Pvariable(config[CONF_ID])
-    await cg.register_component(var, config)
+    await airthings_wave_base.wave_base_to_code(var, config)
 
-    await ble_client.register_ble_node(var, config)
-
-    if CONF_HUMIDITY in config:
-        sens = await sensor.new_sensor(config[CONF_HUMIDITY])
-        cg.add(var.set_humidity(sens))
     if CONF_RADON in config:
         sens = await sensor.new_sensor(config[CONF_RADON])
         cg.add(var.set_radon(sens))
     if CONF_RADON_LONG_TERM in config:
         sens = await sensor.new_sensor(config[CONF_RADON_LONG_TERM])
         cg.add(var.set_radon_long_term(sens))
-    if CONF_TEMPERATURE in config:
-        sens = await sensor.new_sensor(config[CONF_TEMPERATURE])
-        cg.add(var.set_temperature(sens))
-    if CONF_PRESSURE in config:
-        sens = await sensor.new_sensor(config[CONF_PRESSURE])
-        cg.add(var.set_pressure(sens))
     if CONF_CO2 in config:
         sens = await sensor.new_sensor(config[CONF_CO2])
         cg.add(var.set_co2(sens))
-    if CONF_TVOC in config:
-        sens = await sensor.new_sensor(config[CONF_TVOC])
-        cg.add(var.set_tvoc(sens))

tests/test2.yaml

@@ -312,7 +312,8 @@ sensor:
     id: freezer_temp_source
     reference_voltage: 3.19
     number: 0
-  - platform: airthings_wave_plus
+  - id: airthingswp
+    platform: airthings_wave_plus
     ble_client_id: airthings01
     update_interval: 5min
     temperature:
@@ -329,7 +330,8 @@ sensor:
       name: Wave Plus CO2
     tvoc:
       name: Wave Plus VOC
-  - platform: airthings_wave_mini
+  - id: airthingswm
+    platform: airthings_wave_mini
     ble_client_id: airthingsmini01
     update_interval: 5min
     temperature: