#include <WiFi.h>

// Wokwi guest Wi-Fi credentials
const char* ssid = "WokwiGuest";            // Wokwi Guest Wi-Fi SSID
const char* password = "";                  // No password required for Wokwi Guest
const char* server = "api.thingspeak.com";
const char* myWriteAPIKey = "HKTM6VX0VG28GO2G";   // ThingSpeak Write API Key

WiFiClient client;

int waterSensorPin = 34;  // Analog pin for water sensor (e.g., A0)
int waterLevel;           // Variable to store the sensor value

void setup() {
  Serial.begin(115200);
  pinMode(waterSensorPin, INPUT);
  
  // Connect to Wi-Fi using Wokwi Guest
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to Wokwi Guest WiFi...");
  }
  Serial.println("Connected to WiFi");
  
  ThingSpeak.begin(client);  // Initialize ThingSpeak
}

void loop() {
  // Read the sensor value
  waterLevel = analogRead(waterSensorPin);
  
  // Print water sensor value to Serial Monitor
  Serial.print("Water Level: ");
  Serial.println(waterLevel);
  
  // Send data to ThingSpeak
  ThingSpeak.setField(1, waterLevel);  // Send water level data to Field 1 of your ThingSpeak channel
  int responseCode = ThingSpeak.writeFields(myChannelNumber, myWriteAPIKey); // Write to ThingSpeak
  
  if (responseCode == 200) {
    Serial.println("Data sent to ThingSpeak successfully");
  } else {
    Serial.print("Error sending data to ThingSpeak. Response code: ");
    Serial.println(responseCode);
  }
  
  // Wait before sending the next reading
  delay(20000);  // Upload every 20 seconds
}