#define redLedPin 22
#define greenLedPin 19
#define blueLedPin 18
#define redTouchPin T5
#define greenTouchPin T0
#define blueTouchPin T3

#define potPin 15
#define PWMChannel 0


int led = 0;
int ledOFF= 0;

const int freq = 5000;
const int resolution = 12;
uint16_t dutyCycle;

int hallData = 0;  // HE sensor
int redTouchData = 0;
int greenTouchData = 0;
int blueTouchData = 0; 

int potData = 0; // 12-bit resolution 
float voltage =  0.0; // 0-3.3V


void setup() {
  pinMode (redLedPin, OUTPUT);
  pinMode (greenLedPin, OUTPUT);
  pinMode (blueLedPin, OUTPUT);
  ledcSetup(PWMChannel, freq, resolution);
  ledcAttachPin(redLedPin, PWMChannel);
  ledcAttachPin(greenLedPin, PWMChannel);
  ledcAttachPin(blueLedPin, PWMChannel);
  // ledcAttachPin to detach pin
  Serial.begin(115200);
}

void loop() {
  hallData = hallRead();
  Serial.print ("Hall Effect = ");
  Serial.println(hallData);

  redTouchData = touchRead(redTouchPin);
  Serial.print("Touch (R G B) =");
  Serial.print(redTouchData);

  greenTouchData = touchRead(greenTouchPin);
  Serial.print(" : ");
  Serial.print(greenTouchData);

  blueTouchData = touchRead(blueTouchPin);
  Serial.print(" : ");
  Serial.print(blueTouchData);

  potData = analogRead(potPin);
  Serial.print("\tPotentiometer = ");
  Serial.print(potData);

  voltage = (float)potData / 4095 * 3.3;
  Serial.print("\tVoltage = ");
  Serial.print(voltage);

  dutyCycle = map(potData, 0, 4095, 0, 255);
  ledcWrite(PWMChannel, dutyCycle);

  if(hallData < 10 || hallData > 120){
    digitalWrite(redLedPin, HIGH);
    digitalWrite(greenLedPin, HIGH);
    digitalWrite(blueLedPin, HIGH);
  }
  else{
    digitalWrite(redLedPin, LOW);
    digitalWrite(greenLedPin, LOW);
    digitalWrite(blueLedPin, LOW);  
  }

  if (redTouchData < 50){
    ledcDetachPin(blueLedPin); 
    ledcDetachPin(greenLedPin); 
  }
  // else{
  //   ledcAttachPin(blueLedPin, PWMChannel); 
  //   ledcAttachPin(greenLedPin, PWMChannel); 
  // }

  if (greenTouchData < 50){
    ledcDetachPin(redLedPin); 
    ledcDetachPin(blueLedPin); 
  }
  // else{
  //   ledcAttachPin(redLedPin, PWMChannel); 
  //   ledcAttachPin(blueLedPin, PWMChannel); 
  // }

  if (blueTouchData < 50){
    ledcDetachPin(redLedPin); 
    ledcDetachPin(greenLedPin); 
  }
  // else{
  //   ledcAttachPin(redLedPin, PWMChannel); 
  //   ledcAttachPin(greenLedPin, PWMChannel); 
  // }
}