#include "ThingSpeak.h" // Header File
#include <WiFi.h>
#include <WiFiClient.h>
//enter wifi credentials
char ssid[] = "Wokwi-GUEST"; // enter network name
char pass[] = "";  // enter wifi password

//ThingSpeak credentials
unsigned long myChannelNumber = 2424075;// Channel ID From ThingSpeak
const char * myWriteAPIKey = "Y61RJEN1KGHQBRBH";// Key from ThingSpeak
int field=1; 
int a;
WiFiClient  client;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  delay(10);
  Serial.print("Connectivity to");
  Serial.println(ssid);
 pinMode(4, OUTPUT); // onboard led Arduino
  //pinMode(5, OUTPUT); // control through blynk cloud
  WiFi.begin(ssid,pass);
  while(WiFi.status() !=WL_CONNECTED)
  {
    delay(500);
    Serial.print(".");
    digitalWrite(4,HIGH);
    delay(500);
    digitalWrite(4,LOW);
  }
  digitalWrite(4,HIGH);
  Serial.println("WiFi connected to");
  Serial.println(ssid);
  Serial.println("IP address:");
  Serial.println(WiFi.localIP());
  ThingSpeak.begin(client);// Initialize ThingSpeak
 
}


void loop() {
 // a==analogRead(A0);
 a++;
   int x = ThingSpeak.writeField(myChannelNumber, field, a, myWriteAPIKey);
  if(x == 200){
    Serial.println("Channel update successful.");
    Serial.println(a);
    delay(15000);// Minimumdelay 15 sec
  }
  else{
    Serial.println("Problem updating channel. HTTP error code " + String(x));
  }
  

}