var randButtonId = "button" + randomNumber(1,4);
var currentPlayer = 1;
var p1Score = 0;
var p2Score = 0;
onEvent("start_btn", "click", function() {
  setScreen("gamePlay_screen");
});
setBoard();
onEvent("playagainbtn", "click", function() {
  setScreen("gamePlay_screen");
  setBoard();
  p1Score = 0;
  p2Score = 0;
  currentPlayer = 1;
  showElement("player1_highlight");
  hideElement("player2_highlight");
  hideElement("player2Win_label");
  hideElement("player1Win_label");
  setText("score1_label", p1Score);
  setText("score2_label", p2Score);
});
function checkGameover() {
  if (p1Score >= 5) {
    setScreen("gameOver_screen");
    showElement("player1Win_label");
  } else if ((p2Score >= 5)) {
    setScreen("gameOver_screen");
    showElement("player2Win_label");
  }
}
function updateScoreBy(amt){
  if (currentPlayer == 1){
    p1Score = p1Score+ amt;
  } else {
    p2Score = p2Score + amt;
  }
}
function switchPlayer() {
  if (currentPlayer == 1) {
    hideElement("player1_highlight");
    currentPlayer = 2;
    showElement("player2_highlight");
  }else{
    hideElement("player2_highlight");
    currentPlayer = 1;
    showElement("player1_highlight");
  }
  console.log("current Player is : "+currentPlayer);
}
function setBoard() {
  var R = randomNumber(0,235);
  var G = randomNumber(0,235);
  var B = randomNumber(0,235);
  var color = "rgb("+R+","+G+","+B+")";
  setProperty("button1", "background-color", color);
  setProperty("button2", "background-color", color);
  setProperty("button3", "background-color", color);
  setProperty("button4", "background-color", color);
  R = R +15;
  G = G +15;
  B = B+15;
  var diffcolor =("rgb("+R)+","+G+","+B+")";
  randButtonId = "button"+randomNumber(1,4);
  setProperty(randButtonId, "background-color", diffcolor);
  console.log("Correct one is: "+randButtonId);
}
function checkCorrect(buttonId) {
  console.log("Checking: "+buttonId);
  if (buttonId == randButtonId) {
    console.log("CORRECT");
    updateScoreBy(1);
  } else {
    updateScoreBy(-3);
    console.log("WRONG");
  }
  console.log("P1 Score : "+p1Score);
  console.log("P2 Score : "+p2Score);
setText("score1_label",p1Score);
setText("score2_label",p2Score);
  setBoard();
  switchPlayer();
  checkGameover();
}
onEvent("button1", "click", function() {
  checkCorrect("button1");
});
onEvent("button2", "click", function() {
  checkCorrect("button2");
});
onEvent("button3", "click", function() {
  checkCorrect("button3");
});
onEvent("button4", "click", function() {
  checkCorrect("button4");
});