#include <WiFi.h>

// Replace with your network credentials
const char* ssid = "Wokwi-GUEST";
const char* password = "";

WiFiClient client;
const char* server = "api.thingspeak.com";
unsigned long myChannelNumber = 2635100;
const char* myWriteAPIKey = "IGSIXGJ8LFOU28O0";

void setup() {
    pinMode(23, OUTPUT);
    Serial.begin(115200);
    WiFi.begin(ssid, password);

    while (WiFi.status() != WL_CONNECTED) {
        delay(500);
        Serial.print(".");
    }
    Serial.println("\nWiFi connected");
}

void loop() {
    int sensorValue = analogRead(34);

    digitalWrite(23, HIGH);
    delay(3000);
    digitalWrite(23, LOW);

    if (client.connect(server, 80)) {
        String url = "/update?api_key=";
        url += myWriteAPIKey;
        url += "&field1=";
        url += String(sensorValue);

        client.print(String("GET ") + url + " HTTP/1.1\r\n" +
                     "Host: " + server + "\r\n" +
                     "Connection: close\r\n\r\n");
        delay(5000); // Wait for the response
    }
    client.stop();
    delay(20000); // Update rate
}