sales-alarm.ino

int RELAY1 = D3;
int RELAY2 = D4;
int RELAY3 = D5;
int RELAY4 = D6;

void setup()
{
   //Initilize the relay control pins as output
   pinMode(RELAY1, OUTPUT);
   pinMode(RELAY2, OUTPUT);
   pinMode(RELAY3, OUTPUT);
   pinMode(RELAY4, OUTPUT);
   // Initialize all relays to an OFF state
   digitalWrite(RELAY1, LOW);
   digitalWrite(RELAY2, LOW);
   digitalWrite(RELAY3, LOW);
   digitalWrite(RELAY4, LOW);

   //register the Particle function
   Particle.function("goal", ringTheAlarm);
}

// This loops for ever
void loop()
{
    
}

int ringTheAlarm(String seconds) 
{   int secondsAsInt = atoi(seconds);
    
    if (secondsAsInt < 10 && secondsAsInt > 0) {
        int secondsAsSeconds = secondsAsInt * 1000;
        digitalWrite(RELAY1, HIGH);
        delay(secondsAsSeconds);
        digitalWrite(RELAY1, LOW);
        return 1;
    } else {
        digitalWrite(RELAY1, HIGH);
        delay(3000);
        digitalWrite(RELAY1, LOW);
        return 1;
    }

}