// Define a pin that we'll place the FSR on
// Remember to add a 10K Ohm pull-down resistor too.
int fsrPin = A0;

// Create a variable to hold the FSR reading
int fsrReading = 0;

// Define a pin we'll place an LED on
int ledPinA = D2;
int ledPinB = D3;
int ledPinC = D4;




void setup()
{
  // Set up the LED for output
  pinMode(ledPinA, OUTPUT);
  pinMode(ledPinB, OUTPUT);
  pinMode(ledPinC, OUTPUT);

  // Create a cloud variable of type integer
  // called 'light' mapped to photoCellReading
  Particle.variable("force", &fsrReading, INT);
  
}



void loop()
{
    
  fsrReading = analogRead(fsrPin);

    if (fsrReading>500 && fsrReading<2000)
  {
    digitalWrite(ledPinA, HIGH);
  }
  
  
    else if (fsrReading>2000 && fsrReading<3000)
    {
     digitalWrite(ledPinA, HIGH);
     digitalWrite(ledPinB, HIGH);

    }
    
     else if (fsrReading>3000)
    {
     digitalWrite(ledPinA, HIGH);
     digitalWrite(ledPinB, HIGH);
     digitalWrite(ledPinC, HIGH);

    }
    
    
    else     
    { 
        digitalWrite(ledPinA, LOW);
        digitalWrite(ledPinB, LOW);
        digitalWrite(ledPinC, LOW);


    }
  }