#include <WiFi.h>
#include "ThingSpeak.h"
const char* WIFI_NAME = "Wokwi-GUEST";
const char* WIFI_PASSWORD = "";
const int myChannelNumber = 2502981;
const char* myApiKey = "HCO4JHUU8UGRD013";
const char* server = "api.thingspeak.com";

long duration;
int distance;
const int trig = 23;
const int echo = 22;
int pot;
int potMapped;

WiFiClient client;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  analogReadResolution(10);
  pinMode(trig, OUTPUT);
  pinMode(echo, INPUT);

  WiFi.begin(WIFI_NAME, WIFI_PASSWORD);
  while (WiFi.status() != WL_CONNECTED){
    delay(1000);
    Serial.print(".");
  }
  Serial.println("Wifi connected !");
  Serial.println("Local IP: " + String(WiFi.localIP()));
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
  
}

void loop() {
  // put your main code here, to run repeatedly:
  pot = analogRead(34);
  digitalWrite(trig, LOW);
  delayMicroseconds(2);
  digitalWrite(trig, HIGH);
  delayMicroseconds(10);
  digitalWrite(trig, LOW);

  duration = pulseIn(echo, HIGH);
  distance = (0.034 *  duration)/2;

  Serial.println(distance);
  Serial.println(pot);

  ThingSpeak.setField(1,distance);
  ThingSpeak.setField(2,pot);
  ThingSpeak.writeFields(myChannelNumber,myApiKey);

  delay(500);
}