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app.js
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app.js
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let boxes = document.querySelectorAll(".box");
let resetBtn=document.querySelector("#reset-btn");
let newGameBtn=document.querySelector("#new-btn");
let msgContainer=document.querySelector(".msg-container");
let msg=document.querySelector("#msg");
let turnO=true;//playerX,playerO
let count = 0; //to check draw
const winPatterns=[
[0,1,2],
[0,3,6],
[0,4,8],
[1,4,7],
[2,5,8],
[2,4,6],
[3,4,5],
[6,7,8],
];
const resetGame = () =>{
turnO = true;
enableBoxes();
msgContainer.classList.add("hide");
count = 0;//reset count here for new games
boxes.forEach((box) =>{
box.style.backgroundColor=""; //reset colors here
});
};
boxes.forEach((box) =>{
box.addEventListener("click", ()=>{
if(turnO){
box.innerText="O";
box.style.backgroundColor = "lightgreen";
turnO=false;
} else{
box.innerText="X";
box.style.backgroundColor = "yellow";
turnO=true;
}
box.disabled=true;
count++;
let isWinner=checkWinner();
setTimeout(() =>{
if(count === 9 && !isWinner){
gameDraw();
}
}, 10);
});
});
const gameDraw = () =>{
msg.innerText="Game was a Draw.";
msgContainer.classList.remove("hide");
disableBoxes();
};
const disableBoxes = () =>{
for(let box of boxes){
box.disabled=true;
}
};
const enableBoxes = () =>{
for(let box of boxes){
box.disabled=false;
box.innerText="";
}
};
const showWinner=(winner) =>{
msg.innerText=`Congratulations, Winner is ${winner}`;
msgContainer.classList.remove("hide");
disableBoxes();
};
const checkWinner= () =>{
for(let pattern of winPatterns){
let pos1Val=boxes[pattern[0]].innerText;
let pos2Val=boxes[pattern[1]].innerText;
let pos3Val=boxes[pattern[2]].innerText;
if(pos1Val != "" && pos2Val != "" && pos3Val != ""){
if(pos1Val === pos2Val && pos2Val === pos3Val){
showWinner(pos1Val);
return true;
}
}
}
};
newGameBtn.addEventListener("click",resetGame);
resetBtn.addEventListener("click",resetGame);