esp32-weatherstation/custom/veml6075_custom_sensor.h

#include "esphome.h"
#include <Wire.h>
#include "Adafruit_VEML6075.h"

class VEML6075CustomSensor : public PollingComponent {
 public:
  Adafruit_VEML6075 uv = Adafruit_VEML6075();

  Sensor *uva_sensor = new Sensor();
  Sensor *uvb_sensor = new Sensor();
  Sensor *uvi_sensor = new Sensor();

  VEML6075CustomSensor() : PollingComponent(15000) {}

  float get_setup_priority() const override { return esphome::setup_priority::HARDWARE; }

  void setup() override {
    //Wire.begin(21, 22);
    if (!uv.begin()) {
      ESP_LOGE("custom", "VEML6075 init failed");
      this->mark_failed();
      return;
    }
    uv.setIntegrationTime(VEML6075_100MS);
    //uv.setHighDynamic(true);

    // Set the calibration coefficients
    uv.setCoefficients(2.22, 1.33,  // UVA_A and UVA_B coefficients
                       2.95, 1.74,  // UVB_C and UVB_D coefficients
                       0.001461, 0.002591); // UVA and UVB responses
  }

  void update() override {
    float uva = uv.readUVA();
    float uvb = uv.readUVB();
    float uvi = uv.readUVI();
    ESP_LOGD("custom", "The value of sensor uva is: %.0f", uva);
    ESP_LOGD("custom", "The value of sensor uvb is: %.0f", uvb);
    uva_sensor->publish_state(uva);
    uvb_sensor->publish_state(uvb);
    uvi_sensor->publish_state(uvi);
  }
};