#include <Adafruit_Sensor.h>
#include <DHT.h>
#include <DHT_U.h>

#define DHTPIN 3
#define DHTTYPE DHT22

DHT_Unified dht(DHTPIN, DHTTYPE);

uint32_t StartTime;
uint32_t DataCaptureDelay;

uint32_t getStartTime(){
  return millis() + DataCaptureDelay;
}

void setup() {
  Serial.begin(9600);
  // Initialize device
  dht.begin();
  sensor_t sensor;
  dht.temperature().getSensor(&sensor);
  Serial.println(F("------------------------------------"));
  Serial.println(F("Temperature Sensor"));
  Serial.println(F("Sensor Type: ")); Serial.println(sensor.name);
  Serial.println(F("Driver Ver: ")); Serial.println(sensor.version);
  Serial.println(F("Unique ID: ")); Serial.println(sensor.sensor_id);
  Serial.println(F("Max Value: ")); Serial.println(sensor.max_value); Serial.println(F("°C"));
  Serial.println(F("Min Value: ")); Serial.println(sensor.min_value); Serial.println(F("°C"));
  Serial.println(F("Resolution: ")); Serial.println(sensor.resolution); Serial.println(F("°C"));
  Serial.println(F("------------------------------------"));

  // Print humidity sensor details.
  dht.humidity().getSensor(&sensor);
  Serial.println(F("Humidity Sensor"));
  Serial.println(F("Sensor Type: ")); Serial.println(sensor.name);
  Serial.println(F("Driver Ver: ")); Serial.println(sensor.version);
  Serial.println(F("Unique ID: ")); Serial.println(sensor.sensor_id);
  Serial.println(F("Max Value: ")); Serial.println(sensor.max_value); Serial.println(F("°C"));
  Serial.println(F("Min Value: ")); Serial.println(sensor.min_value); Serial.println(F("°C"));
  Serial.println(F("Resolution: ")); Serial.println(sensor.resolution); Serial.println(F("°C"));
  Serial.println(F("------------------------------------"));

  //Set Loop Start Time
  DataCaptureDelay = 2000;
  StartTime = getStartTime();
}

void loop() {
  // Delay between measurements.
  if(millis()> StartTime){
    // Get temperature event and print its value.
    sensors_event_t event;
    dht.temperature().getEvent(&event);
    if (isnan(event.temperature)){
      Serial.println(F("Error reading temperature!"));
    }
    else{
      Serial.print(F("Temperatre: "));
      Serial.print(event.temperature);
      Serial.println(F("°C"));
    }

    // Get humidity event and print its value.
    dht.humidity().getEvent(&event);
    if(isnan(event.relative_humidity)){
      Serial.println(F("Error reading humidity!"));
    }
    else{
      Serial.print(F("Humidity: "));
      Serial.print(event.relative_humidity);
      Serial.println(F("%"));
    }
    StartTime = getStartTime();
  }

}