#include <WiFi.h> 
#include "ThingSpeak.h" 
 
#include "DHT.h" 
#define DHTPIN 5     
#define DHTTYPE DHT22  
	// defines pins numbers
const int trigPin = 19;
const int echoPin = 18;
// defines variables
long duration;
int distance;
#include <TM1637Display.h>

const int CLK = 13; 
const int DIO = 12; 


TM1637Display display(CLK, DIO); 

 
const char* WIFI_NAME = "Wokwi-GUEST";  //SSID_hotspot 
const char* WIFI_PASSWORD = "";         //pswd_phone_wifi 
 
const int myChannelId =  2330459;    //your channel id 
const char* myWriteApiKey = "LWWS89LKGRRDZRPF"; //write apikeyof your channel 
const char* server = "api.thingspeak.com"; 
 
DHT dht(DHTPIN, DHTTYPE); 
WiFiClient client; 
 
 void hcsr04() 
{	// Clears the trigPin
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
	// Sets the trigPin on HIGH state for 10 micro seconds
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
	// Reads the echoPin, returns the sound wave travel time in microsec.
duration = pulseIn(echoPin, HIGH);
	// Calculating the distance
distance= duration*0.034/2;
	// Prints the distance on the Serial Monitor
Serial.print("Distance: ");
Serial.print(distance);
Serial.println("cm");
delay(500);
ThingSpeak.setField(3,distance); 

}

 
void setup() { 
  Serial.begin(115200); 
  dht.begin(); 
  pinMode(trigPin, OUTPUT); 	
  pinMode(echoPin, INPUT); 	
  display.setBrightness(0x0a); 
 
  WiFi.begin(WIFI_NAME, WIFI_PASSWORD); 
  while (WiFi.status() != WL_CONNECTED){ 
    delay(1000); 
    Serial.println("Wifi not connected"); 
  } 
  Serial.println("Wifi connected !"); 
  Serial.println("Local IP: " + String(WiFi.localIP())); 
  WiFi.mode(WIFI_STA); 
  ThingSpeak.begin(client); 
} 
void beta()
{

display.showNumberDec(1234); 
delay(100);
}

 
void loop() { 
  float h = dht.readHumidity(); 
  float t = dht.readTemperature(); 
  ThingSpeak.setField(1,t); 
  ThingSpeak.setField(2,h); 
   
  int x = ThingSpeak.writeFields(myChannelId,myWriteApiKey); 
  Serial.print("Temperature: \t"); 
  Serial.println(t); 
  Serial.print("Humidity: \t"); 
  Serial.println(h); 
  delay(1000);  
  hcsr04(); 
  beta();
}