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Merged
Nivedita-coder merged 1 commit into from
Nov 1, 2020
Merged

Lint #64

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174 changes: 90 additions & 84 deletions TicTacToe/script.js
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Original file line number Diff line number Diff line change
@@ -1,26 +1,26 @@
var isX = true;
var isValid = false;
var cells = [];
var player = 1;
var computer = 0;
var currentPlayer = 1;
var result = "";
var intervalId;
let isX = true;
let isValid = false;
let cells = [];
let player = 1;
let computer = 0;
let currentPlayer = 1;
let result = '';
let intervalId;

$(document).ready(function () {
$("#dialog").dialog({
$(document).ready(() => {
$('#dialog').dialog({
resizable: false,
height: 160,
modal: true,
buttons: {
"X": function () {
X() {
isX = true;
$(this).dialog("close");
$(this).dialog('close');
startGame();
},
"O": function () {
O() {
isX = false;
$(this).dialog("close");
$(this).dialog('close');
startGame();
}
}
Expand All @@ -37,7 +37,7 @@ function startGame() {
computer = 1;
}

var rnd = Math.round(Math.random());
const rnd = Math.round(Math.random());
if (rnd === 1) {
currentPlayer = player;
} else {
Expand All @@ -54,12 +54,12 @@ function loop() {
currentPlayer = player;
}

$(".cell").on("click", function () {
$('.cell').on('click', function() {
if (isValid) {
var sign = player === 0 ? "O" : "X";
const sign = player === 0 ? 'O' : 'X';

var i = $(this).attr("id")[1] - 1;
var j = $(this).attr("id")[2] - 1;
const i = $(this).attr('id')[1] - 1;
const j = $(this).attr('id')[2] - 1;
if (cells[i][j] === -1) {
cells[i][j] = player;
$(this).html(sign);
Expand All @@ -71,32 +71,30 @@ function loop() {
}
});

var winner = whoWon(cells);
const winner = whoWon(cells);
if (winner) {
if (winner === "computer") {
alert("You Lost, Better Luck Next Time.");
if (winner === 'computer') {
alert('You Lost, Better Luck Next Time.');
} else {
alert("Congratulations! You Won.");
alert('Congratulations! You Won.');
}
result = winner;
} else if (isTableFull(cells)) {
result = 'Tie';
alert('Its a tie');
}
else if (isTableFull(cells)) {
result = "Tie";
alert("Its a tie");
}
if (result !== "") {
if (result !== '') {
clearInterval(intervalId);
result = "";
result = '';
cells = [];
clearTable();
startGame();
}
}


function isTableFull(cells) {
for (var i in cells) {
for (var j in cells[i]) {
for (const i in cells) {
for (const j in cells[i]) {
if (cells[i][j] === -1) {
return false;
}
Expand All @@ -108,58 +106,65 @@ function isTableFull(cells) {
function whoWon(cells) {
//horizontal match
for (var i in cells) {
if (cells[i][0] !== -1 &&
if (
cells[i][0] !== -1 &&
cells[i][1] !== -1 &&
cells[i][2] !== -1 &&
cells[i][0] === cells[i][1] && cells[i][0] === cells[i][2]) {
cells[i][0] === cells[i][1] &&
cells[i][0] === cells[i][2]
) {
if (cells[i][0] === player) {
return "player";
}
else {
return "computer";
return 'player';
} else {
return 'computer';
}
}
}
//vertical match
for (var i in cells) {
if (cells[0][i] !== -1 &&
if (
cells[0][i] !== -1 &&
cells[1][i] !== -1 &&
cells[2][i] !== -1 &&
cells[0][i] === cells[1][i] && cells[0][i] === cells[2][i]) {
cells[0][i] === cells[1][i] &&
cells[0][i] === cells[2][i]
) {
if (cells[0][i] === player) {
return "player";
}
else {
return "computer";
return 'player';
} else {
return 'computer';
}
}
}

//diagonal match
if ((cells[0][0] !== -1 &&
cells[1][1] !== -1 &&
cells[2][2] !== -1 &&
cells[0][0] === cells[1][1] && cells[0][0] === cells[2][2]) ||
(cells[0][2] !== -1 &&
if (
(cells[0][0] !== -1 &&
cells[1][1] !== -1 &&
cells[2][2] !== -1 &&
cells[0][0] === cells[1][1] &&
cells[0][0] === cells[2][2]) ||
(cells[0][2] !== -1 &&
cells[1][1] !== -1 &&
cells[2][0] !== -1 &&
cells[0][2] === cells[1][1] && cells[0][2] === cells[2][0])) {
cells[0][2] === cells[1][1] &&
cells[0][2] === cells[2][0])
) {
if (cells[1][1] === player) {
return "player";
}
else {
return "computer";
return 'player';
} else {
return 'computer';
}
}

return false;
}

function computerMove() {
var arr = freeCells();
var arr2 = bestMove();
var sign = computer === 0 ? "O" : "X";
var x = Math.round(Math.random() * arr.length);
const arr = freeCells();
const arr2 = bestMove();
const sign = computer === 0 ? 'O' : 'X';
const x = Math.round(Math.random() * arr.length);

if (arr2.length >= 1) {
var i = arr2[0];
Expand All @@ -169,22 +174,22 @@ function computerMove() {
var j = arr[x][1];
}
if ((arr.length >= 1 || arr2.length >= 1) && cells[i][j] === -1) {
var a = parseInt(i) + 1;
var b = parseInt(j) + 1;
new Promise(function (resolve, reject) {
$("#c" + a + b).html(sign);
const a = parseInt(i) + 1;
const b = parseInt(j) + 1;
new Promise((resolve, reject) => {
$('#c' + a + b).html(sign);
resolve();
}).then(function () {
}).then(() => {
cells[i++][j++] = computer;
})
});
return 0;
}
}

function freeCells() {
var arr = [];
for (var i in cells) {
for (var j in cells[i]) {
const arr = [];
for (const i in cells) {
for (const j in cells[i]) {
if (cells[i][j] === -1) {
arr.push([i, j]);
}
Expand All @@ -193,14 +198,15 @@ function freeCells() {
return arr;
}

// eslint-disable-next-line complexity
function bestMove() {
var computerInLine = 0;
var playerInLine = 0;
var a = 0;
var maybe = null;
let computerInLine = 0;
let playerInLine = 0;
let a = 0;
let maybe = null;
//check rows
for (var i in cells) {
for (var j in cells[i]) {
for (let i in cells) {
for (let j in cells[i]) {
if (cells[i][j] !== -1) {
if (cells[i][j] === computer) {
computerInLine++;
Expand All @@ -222,8 +228,8 @@ function bestMove() {
}

//check columns
for (var j in cells) {
for (var i in cells[i]) {
for (let j in cells) {
for (let i in cells[i]) {
if (cells[i][j] !== -1) {
if (cells[i][j] === computer) {
computerInLine++;
Expand All @@ -245,12 +251,12 @@ function bestMove() {
}

//check diagonals
var h = 0;
let h = 0;
a = -1;
var b = -1;
let b = -1;
playerInLine = 0;
computerInLine = 0;
for (var k = 0; k < 3; k++) {
for (let k = 0; k < 3; k++) {
if (cells[k][h] !== -1) {
if (cells[k][h] === computer) {
computerInLine++;
Expand All @@ -277,7 +283,7 @@ function bestMove() {
playerInLine = 0;
computerInLine = 0;

for (var k = 2; k >= 0; k--) {
for (let k = 2; k >= 0; k--) {
if (cells[k][h] !== -1) {
if (cells[k][h] === computer) {
computerInLine++;
Expand All @@ -303,15 +309,15 @@ function bestMove() {
}

function clearTable() {
for (var a = 1; a <= 3; a++) {
for (var b = 1; b <= 3; b++) {
$("#c" + a + b).html("");
for (let a = 1; a <= 3; a++) {
for (let b = 1; b <= 3; b++) {
$('#c' + a + b).html('');
}
}
}

function emptyCells() {
for (var a = 0; a < 3; a++) {
for (let a = 0; a < 3; a++) {
cells.push([-1, -1, -1]);
}
}
}