// Controller Arduino
// Reads two joysticks and sends throttle + steering data to car Arduino via Serial

const int throttlePin = A0;  // Joystick 1 vertical (Throttle)
const int steeringPin = A1;  // Joystick 2 horizontal (Steering)

void setup() {
  Serial.begin(9600);
}

void loop() {
  int throttleRaw = analogRead(throttlePin); // 0 to 1023
  int steeringRaw = analogRead(steeringPin); // 0 to 1023

  // Map to -100 to 100 (center ~512)
  int throttleVal = map(throttleRaw, 0, 1023, -100, 100);
  int steeringVal = map(steeringRaw, 0, 1023, -100, 100);

  // Send formatted string
  Serial.print("T:");
  Serial.print(throttleVal);
  Serial.print(";S:");
  Serial.print(steeringVal);
  Serial.println();

  delay(100); // Send every 100 ms
}