//Function Exercise 2

// name the pins
int ledPin = D2;

void setup() {

   //Register our Particle function here
   Particle.function("led", ledControl);
   
   // Configure the pins to be outputs
   pinMode(ledPin, OUTPUT);

   // Initialize both the LEDs to be OFF
   digitalWrite(ledPin, LOW);

}

void loop() {

}

int ledControl(String command)
{
   int state = LOW;
   int val = command.toInt( );

   // Converts a valid String to an integer
	  for (int i = 0; i< val ; i++){
	      
	  digitalWrite(ledPin, HIGH);
	  delay(500);
	  digitalWrite(ledPin, LOW);
	  delay(500);}

   // write to the appropriate pin
   digitalWrite(ledPin, state);
   return 1;
}