#include <Wire.h>

#define SLAVE_ADDR 0x08
#define SENSOR_PIN A0

String sensorStatus = "DRY";  // Default status

void setup() {
  Wire.begin(SLAVE_ADDR);
  Wire.onRequest(sendSensorStatus); // Handler when master requests
  Serial.begin(9600);
}

void loop() {
  int value = analogRead(SENSOR_PIN);
  Serial.print("Sensor value: ");
  Serial.println(value);

  // Update status
  if (value < 500) {
    sensorStatus = "WATER";
  } else {
    sensorStatus = "DRY";
  }

  delay(500); // Update rate
}

void sendSensorStatus() {
  Wire.write(sensorStatus.c_str()); // Respond with current status
}