//Code to control the LED bar graphs to show how many supplies are in the containers based on weight

const int activeLeds = 10;

int activeLedPins[] = {A0, A2, D0, D1, D2, D3, D4, D5, D6, D7}; // an array of pin numbers to which LEDs are attached
int inactiveLedPin1 = A3;
int inactiveLedPin2 = A4;

int numLeds = 0;

void setup() {
  // loop over the pin array and set them all to output:
  for (int i = 0; i < activeLeds; i++) {
    pinMode(activeLedPins[i], OUTPUT);
    digitalWrite(activeLedPins[i], LOW);
  }

  pinMode(inactiveLedPin1, OUTPUT);
  pinMode(inactiveLedPin2, OUTPUT);

  digitalWrite(inactiveLedPin1, HIGH);
  digitalWrite(inactiveLedPin2, HIGH);

  Spark.subscribe("JJIoTFinal15capacity", adjustDisplay);
}

void loop() {
  delay(1000);
}

void adjustDisplay(const char *event, const char *data) {
  if (*data == 'H') {
    numLeds = 10;
  }
  else if (*data == 'M') {
    numLeds = 5;
  }
  else if (*data == 'L') {
    numLeds = 1;
  }
  else {
    numLeds = 0;
  }

  for (int i = 0; i < activeLeds; i++) {
    digitalWrite(activeLedPins[i], LOW);
  }

  for (int i = 0; i < numLeds; i++) {
    digitalWrite(activeLedPins[i], HIGH);
  }
}