#include <AccelStepper.h>
#include "HorseLane.h"
// Setup Buttons
int btn1Pin = A1;
int btn1_Val = 0;

String _names[4];
HorseLane _Lane_names[] = {HorseLane(0, 0,0, -1), HorseLane(0,0, 0, -1), HorseLane(0,0, 0, -1), HorseLane(0, 0,0, -1)};

enum GameState {STATE_SETUP, STATE_IDLE, STATE_RUNNING};
GameState state;

int players[] {
  0,
  2
};
const int _btnPins[] = {A1, A2, A3, A4};
const int lanePins[][2] = {
  {4, 7},
  {3, 6},
  {12, 13},
  {2, 5},
};

// Need some Input value
//int players = 2;
void checkBtns() {

}

void gameSetup(int horseLanes[]) {
  if (state != STATE_SETUP) return;
  int lanesLen = sizeof(horseLanes);
  for (int i = 0; i < lanesLen; i++) {
    int _laneNum = horseLanes[i];
    int _stepPin = lanePins[horseLanes[i]][0];
    int _dirPin = lanePins[horseLanes[i]][1];
    int _btnPin = _btnPins[horseLanes[i]];
    String _name = "horse_lane_" + String(_laneNum);
    _names[i] = _name;
    _Lane_names[i] = HorseLane(_stepPin, _dirPin, _btnPin, _laneNum);

  }
  state = STATE_RUNNING;
}

void setup() {
  //Start Serial
  Serial.begin(9600);
  state = STATE_SETUP;
}

void loop() {
  
  btn1_Val = analogRead(btn1Pin);
  Serial.println(btn1_Val);
  /*
  if (btn1_Val > 900) {
    _Lane_names[0].HorseLane::accelHorse();
    //state = STATE_RUNNING;
  }
  else if (btn1_Val < 900 && btn1_Val > 0) {
    _Lane_names[0].HorseLane::reverseHorse();
  }
  else {
    _Lane_names[0].HorseLane::stopHorse();
  }
*/

  switch (state) {
    case STATE_SETUP:
      gameSetup(players);
      Serial.println(0);
      break;
    case STATE_IDLE:
      Serial.println(1);
      break;
    case STATE_RUNNING:

      for (int i = 0; i < sizeof(players); i++) {
        //Serial.println(btn1_Val);
        _Lane_names[players[i]].HorseLane::updateButton();
      }
      Serial.println(2);
      break;
  }
  //Serial.write(state);
  Serial.read();
  delay(520);
}