Lighting Up LEDs with the Particle Electron

MultiLEDControl.ino

int led1 = D0;
int led2 = D3;
int led3 = D7;

int led1_status = 0;
int led2_status = 0;
int led3_status = 0;

void setup () {
     pinMode(led1, OUTPUT);
     pinMode(led2, OUTPUT);
     pinMode(led3, OUTPUT);
     Particle.variable("Green", led1_status);
     Particle.variable("Red1", led2_status);
     Particle.variable("Red2", led3_status);
     }
    
 void loop() {
     led3_status = 1;
     led2_status = 1;
     led1_status = 0;
     digitalWrite(led2, HIGH);
     digitalWrite(led3, HIGH);
     delay(10000);
     led3_status = 0;
     led2_status = 0;
     led1_status = 1;
     digitalWrite(led2, LOW);
     digitalWrite(led3, LOW);
     digitalWrite(led1, HIGH);
     delay(10000);
     digitalWrite(led1, LOW);
 }

MultiLEDControl2.ino

int pin = D0;

int greenLED_status = 0;
int redLED1_status = 0;
int redLED2_status = 0;

void setup() {
    Particle.function("Pin Number", givePinNumber);
    Particle.function("LED Control", controlLED);
    
    Particle.variable("Green LED Status", greenLED_status);
    Particle.variable("Red LED 1 Status", redLED1_status);
    Particle.variable("Red LED 2 Status", redLED2_status);
    }
    
void loop() {
    
}

int givePinNumber(String pinNumber) {
    pin = pinNumber.toInt();
    pinMode(pin, OUTPUT);
    return pin;
}

int controlLED(String command) {
    if (command=="1") {
        digitalWrite(pin, HIGH);
    }
    if (command=="0") {
        digitalWrite(pin, LOW);
    }
}