//connectedled:exercise 3: add a second LED to the circuit, control both LEDs remotely
int led1 = D2;
int led2 = D3;
int value = 0;

void setup() {
    
    //Register Particle function here
    Particle.function("led", ledControl);
    
    pinMode (led1, OUTPUT);
    digitalWrite(led1, LOW); //LED 1 initial state to be off
    
    pinMode (led2, OUTPUT);
    digitalWrite(led2, LOW); //LED 2 initial state to be off
    
}

void loop(){
    
    //nothing to do here
   
}


int ledControl (String command)

{
    int state = LOW; 
    
    //find out the state of the led
    if (command == "1") {
        digitalWrite(led1, HIGH);
    }
    if (command == "2"){
        digitalWrite(led2, HIGH);
    }
    if (command == "0"){
        state = LOW;
    
    }
    if (command == "-1"){
        digitalWrite(led1, LOW);
    }
    if (command == "-2"){
        digitalWrite(led2, LOW);
        
    }else{
        return -1;
    }

    //write to the appropriate pin
    digitalWrite(led1, state);
    digitalWrite(led2, state);
    
    return 1;
    
}