#include<DHTesp.h>
#include<WiFi.h>
#include<ThingSpeak.h>
const int pin=15;
DHTesp dhtsensor;
TempAndHumidity data;
const int trig=12;
const int echo=14;
char ssid[]="Wokwi-GUEST";
char pass[]="";
WiFiClient client;
unsigned long myChannelNumber=2261155;
const char* myWriteAPIKey="XKAX730GTLR1ZNO8";
int statusCode;
float duration;
float distance;

void setup() {
  dhtsensor.setup(pin,DHTesp::DHT22);
pinMode(trig,OUTPUT);
pinMode(echo,INPUT);
  Serial.begin(115200);
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
  delay(1000);

}
void getwifi()
{
  if(WiFi.status()!=WL_CONNECTED)
  {
    Serial.print("Attempting to connect");
    while(WiFi.status()!=WL_CONNECTED)
    {
      WiFi.begin(ssid,pass);
      Serial.print(".");
      delay(5000);
    }
  }
  Serial.println("/n Connected");
}
float getdistance(){
  digitalWrite(trig,LOW);
  delayMicroseconds(2);
  digitalWrite(trig,HIGH);
  delayMicroseconds(10);
  digitalWrite(trig,HIGH);
  duration=pulseIn(echo,HIGH);
  int distance= duration*0.03405/2;
  Serial.println(distance);
}
void loop() {
  getwifi();
  data=dhtsensor.getTempAndHumidity();
  Serial.println(data.temperature);
  Serial.println(data.humidity);
  digitalWrite(trig,LOW);
  delayMicroseconds(2);
  digitalWrite(trig,HIGH);
  delayMicroseconds(10);
  digitalWrite(trig,HIGH);
  duration=pulseIn(echo,HIGH);
  int distance= duration*0.03405/2;
  Serial.println(distance);

ThingSpeak.setField(1,data.Temperature);
ThingSpeak.setField(1,data.TemperatureUltrasonic);
ThingSpeak.setField(3,data.Distance);
statusCode=ThingSpeak.writeFields(myChannelNumber,myWriteAPIKey);

if (statusCode==200)
{
  Serial.println("Channel update successful");

}
else{
  Serial.println("Problem Writing data: HTTP error code:+"String(statusCode));
}
delay(15000);
}