const int analogPin = 36;
int minValue = 1023;
int maxValue = 0;
float total = 0;
float average = 0;
float averages[144];
int averageIndex = 0;
unsigned long currentMillis = 0;
unsigned long previousTenMinutes = 0;
unsigned long previousSecond = 0;  // New variable to track the previous second
int numReadings = 0;

void printAverages() {
  Serial.println("List of 10-minute averages:");
  for (int i = 0; i < averageIndex; i++) {
    int minutes = (i + 1) * 10;
    Serial.print("Average "); Serial.print(minutes); Serial.print(" minutes: ");
    Serial.println(averages[i]);
  }
}


void printHighestValue() {
  Serial.print("Highest value measured: ");
  Serial.println(maxValue);
}

void printLowestValue() {
  Serial.print("Lowest value measured: ");
  Serial.println(minValue);
}

void printOverallAverage() {
  float overallAverage = total / numReadings;
  Serial.print("Overall average since the start: ");
  Serial.println(overallAverage);
}

void setup() {
  Serial.begin(115200);
}

void loop() {
  currentMillis = millis();
  int x = analogRead(analogPin);

  total += x;
  numReadings++;

  if (x < minValue) {
    minValue = x;
  }
  if (x > maxValue) {
    maxValue = x;
  }

  if (currentMillis - previousTenMinutes >= 600000) {
    average = total / numReadings;
    averages[averageIndex++] = average;

    total = 0;
    numReadings = 0;
    previousTenMinutes = currentMillis;
  }

  // Check if one second has passed since the last reading
  if (currentMillis - previousSecond >= 1000) {
    // Print the analog pin reading
    Serial.print("Analog Pin Reading: ");
    Serial.println(x);

    previousSecond = currentMillis;  // Update the previous second

    // Check if there is serial input available
    if (Serial.available() > 0) {
      char message = Serial.read();
      if (message == 'a') {
        // Print the requested information
        printAverages();
        printHighestValue();
        printLowestValue();
        printOverallAverage();
        delay(3000);
      }
    }
  }
}