//Stopgame
//Ethan Cook


int LEDcontrolpin[5] = {2, 3, 4, 5, 6}; //Declares the array of LED pins that will be used
int buttonPin = 7; //Our button
int x; // have to declare globaly because its used in the loop and function
int i; // ^^^^
int levelTime; //Using int because the max value it will be in 1000

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(2, OUTPUT); //Setting up pins
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(buttonPin, INPUT);
  x = 0;
  i = 0; //We start at level 0
  y = 0;
  levelTime = 1000; //This will be the first delay between the LEDs as well as out base at level 0
}


void loop() {
  // put your main code here, to run repeatedly:
  int buttonState = digitalRead(buttonPin); //Checks button for power
  if (buttonState == 0) {
    LEDsequence(); //Calls functuion
  }
//Checks if the button has power and x is 3 if x is three then the target LED will be lit so the user will have passed the level
  if (buttonState == 1 && x == 3) {
    i++; //We add 1 to i to up the level by one
    Serial.print("Current Level: ");
    Serial.println(i); // i keeps track of the levels
    levelTime = (1000 - (i * 100)); //we get 10 levels this way each level getting harder by 100 milliseconds
    delay(1000);
  } else {
    //If you push the button on the wrong LED this if statement will trigger
    if(buttonState == 1 && x != 3) {
      Serial.print("Level Reached: ");
        Serial.println(i); //Tells you what level you hit
      i = 0; // Restarts the levels
       levelTime = 1000; //Resets the delay inbetween flashes
      delay(1000);
    }
  }
}

void LEDsequence() {
  int buttonState = digitalRead(buttonPin);
  //We have it checking if x is less than or equal to 4 because thats the maximum places that our array holds
  if (x <= 4 && buttonState == 0) {
    digitalWrite(LEDcontrolpin[x], HIGH); //Turns on the pin in the x place of the array
    delay(levelTime); //Delay between LED is decided based on the level
    digitalWrite(LEDcontrolpin[x], LOW);
    x++; //Add one to x allowing us to go down our list of LEDs
  } else {
    x = 0; //When x is higher then 4 it is reset so the if statement above will run
  }
}