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script.js
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script.js
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class MineSweeper {
constructor (mines = 0, height = 4, width = 6) {
this.mines = mines;
this.squaresLeft = height * width - mines;
this.time = 0;
this.gameClock = null;
this.gameover = false;
this.width = width;
this.height = height;
this.values = [];
this.clicked = [];
this.doubleClick = undefined;
}
createValues() {
let potentialMines = [];
let minesLeft = this.mines;
for (var y = 0; y < this.height * this.width; y++) {
potentialMines.push(y);
this.values.push(0);
}
while (minesLeft > 0) {
let selection = Math.floor(Math.random() * potentialMines.length);
this.values[potentialMines[selection]] = true;
if (potentialMines[selection] === 0) {
// console.log('upper left')
this.setClues(potentialMines[selection], false, false, false, false, true, false, true, true);
} else if (potentialMines[selection] === this.width - 1) {
// console.log('upper right')
this.setClues(potentialMines[selection], false, false, false, true, false, true, true, false);
} else if (potentialMines[selection] === this.width * (this.height - 1)) {
// console.log('lower left')
this.setClues(potentialMines[selection], false, true, true, false, true, false, false, false);
} else if (potentialMines[selection] === (this.width * this.height) - 1) {
// console.log('lower right')
this.setClues(potentialMines[selection], true, true, false, true, false, false, false, false);
} else if (potentialMines[selection] < this.width) {
// console.log('top')
this.setClues(potentialMines[selection], false, false, false, true, true, true, true, true);
} else if (potentialMines[selection] > this.width * (this.height - 1)) {
// console.log('bottom')
this.setClues(potentialMines[selection], true, true, true, true, true, false, false, false);
} else if (potentialMines[selection] % this.width === 0) {
// console.log('left')
this.setClues(potentialMines[selection], false, true, true, false, true, false, true, true);
} else if ((potentialMines[selection] + 1) % this.width === 0) {
// console.log('right')
this.setClues(potentialMines[selection], true, true, false, true, false, true, true, false);
} else {
//console.log('middle');
this.setClues(potentialMines[selection], true, true, true, true, true, true, true, true);
}
potentialMines.splice(selection, 1);
minesLeft--;
}
return this.values;
}
setClues(current, ul, uc, ur, l, r, dl, dc, dr) {
if(ul === true && this.values[current - this.width - 1] !== true) {
this.values[current - this.width - 1] += 1;
}
if(uc === true && this.values[current - this.width] !== true) {
this.values[current - this.width] += 1;
}
if(ur === true && this.values[current - this.width + 1] !== true) {
this.values[current - this.width + 1] += 1;
}
if(l === true && this.values[current - 1] !== true) {
this.values[current - 1] += 1;
}
if(r === true && this.values[current + 1] !== true) {
this.values[current + 1] += 1;
}
if(dl === true && this.values[current + this.width - 1] !== true) {
this.values[current + this.width - 1] += 1;
}
if(dc === true && this.values[current + this.width] !== true) {
this.values[current + this.width] += 1;
}
if(dr === true && this.values[current + this.width + 1] !== true) {
this.values[current + this.width + 1] += 1;
}
}
createBoard() {
for (var x = 0; x < this.height * this.width; x++) {
this.clicked.push(false);
}
}
displayBoard () {
let game = document.getElementById('minesweeper');
let gameboard = game.children[2];
game.style.width = this.width * 30 + 'px';
document.getElementById('reset').style.marginLeft = (this.width * 30)/2 - 65 +'px';
let squares = '';
for (var x = 0; x < this.width * this.height; x++) {
squares +='<button id="square' + x + '" class="section"> </button>';
}
gameboard.innerHTML = squares;
}
selectSquare(num) {
let square = 'square' + num;
let selection = document.getElementById(square);
this.clicked[num] = true;
let test = 'square' + (num - this.width);
if (this.values[num] === true) {
this.stopTimer();
this.gameover = true;
document.getElementById('reset').innerText = '😆';
selection.innerHTML = '<p>💣</p>';
selection.className += ' bomb';
selection.style.background = 'red';
// selection.style.borderColor = 'red';
setTimeout(()=>{this.displayMines();}, 100)
} else {
if (this.values[num] === 0) {
selection.innerHTML = ' ';
this.Omniexpand(num, selection);
} else {
selection.className += ' mine' + this.values[num];
selection.innerText = this.values[num];
}
this.squaresLeft--;
if (this.squaresLeft === 0) {
document.getElementById('reset').innerText = '😎';
this.stopTimer();
this.gameover = true;
}
}
}
Omniexpand(num, selected) {
num = Number(num);
if (num % this.width !== 0) {
if (this.clicked[num - this.width - 1] === false) {
this.expand(num - this.width - 1);
}
if (this.clicked[num - 1] === false) {
this.expand(num - 1);
}
if (this.clicked[num + this.width - 1] === false) {
this.expand(num + this.width - 1);
}
}
if (this.clicked[num - this.width] === false) {
this.expand(num - this.width);
}
if (this.clicked[num + this.width] === false) {
this.expand(num + this.width);
}
if ((num + 1) % this.width !== 0) {
if (this.clicked[num - this.width + 1] === false) {
this.expand(num - this.width + 1);
}
if (this.clicked[num + 1] === false) {
this.expand(num + 1);
}
if (this.clicked[num + this.width + 1] === false) {
this.expand(num + this.width + 1);
}
}
}
mineCheck(num, total) {
num = Number(num);
let mines = 0;
if (num % this.width !== 0) {
if (this.clicked[num - this.width - 1] === false) {
let square = 'square' + (num - this.width - 1);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
if (this.clicked[num - 1] === false) {
let square = 'square' + (num - 1);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
if (this.clicked[num + this.width - 1] === false) {
let square = 'square' + (num + this.width - 1);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
}
if (this.clicked[num - this.width] === false) {
let square = 'square' + (num - this.width);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
if (this.clicked[num + this.width] === false) {
let square = 'square' + (num + this.width);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
if ((num + 1) % this.width !== 0) {
if (this.clicked[num - this.width + 1] === false) {
let square = 'square' + (num - this.width + 1);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
if (this.clicked[num + 1] === false) {
let square = 'square' + (num + 1);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
if (this.clicked[num + this.width + 1] === false) {
let square = 'square' + (num + this.width + 1);
let selection = document.getElementById(square);
if (selection.classList.contains('mine')) {
mines++;
}
}
}
return mines >= total;
}
expand(num) {
let square = 'square' + (num);
let selection = document.getElementById(square);
if (!selection.classList.contains('mine')) {
if (this.values[num] === 0) {
selection.innerHTML = ' ';
} else if (
this.values[num] !== true &&
this.values[num] !== undefined
) {
selection.className += ' mine' + this.values[num];
selection.innerText = this.values[num];
} else if (
this.values[num] === true &&
this.values[num] !== undefined
) {
this.stopTimer();
this.gameover = true;
document.getElementById('reset').innerText = '😆';
selection.innerHTML = '<p>💣</p>';
selection.className += ' bomb';
selection.style.background = 'red';
// selection.style.borderColor = 'red';
setTimeout(()=>{this.displayMines();}, 100)
} else {
return false;
}
selection.className += ' clicked';
this.squaresLeft--;
this.clicked[num] = true;
if (this.values[num] === 0) {
this.Omniexpand(num, selection);
}
}
}
displayMines() {
this.values.forEach((mine, index) => {
let selection = document.getElementById('square' + index);
selection.className += ' clicked';
if (selection.innerHTML !== '<p>💣</p>' && mine === true) {
if (selection.innerText === '!') {
selection.style.background = 'lightgreen';
// selection.style.borderColor = 'rgba(00,00,00,.0)';
} else {
selection.style.background = 'lightsalmon';
// selection.style.borderColor = 'rgba(00,00,00,.0)';
}
selection.innerHTML = '<p>💣</p>';
selection.className += ' bomb';
}
if (selection.innerText === '!' && mine !== true) {
selection.style.background = 'lightsalmon';
selection.style.color = 'red';
}
})
}
setUp() {
document.getElementById('minesweeper').firstElementChild.children[0].innerText = this.mines;
document.getElementById('reset').innerText = '😁';
this.createValues();
this.createBoard();
this.displayBoard();
}
startTimer() {
this.gameClock = setInterval(()=>{
this.time++;
document.getElementById('minesweeper').firstElementChild.children[2].innerText = this.time;
},1000)
}
stopTimer() {
clearInterval(this.gameClock);
}
}
document.getElementById('minesweeper').addEventListener('click', function(item) {
if (item.target.classList.contains('section') && item.target.classList.contains('clicked') === false
&& item.target.classList.contains('mine') === false && newGame.gameover === false) {
if(newGame.gameClock === null) {
newGame.startTimer();
}
item.target.className += ' clicked';
newGame.selectSquare(item.target.id.slice(6));
} else if (
item.target.classList.contains('section') &&
item.target.classList.contains('clicked') &&
item.target.innerHTML !== ' ' &&
newGame.gameover === false
)
{
let selected = item.target.id.slice(6)
if (newGame.doubleClick !== selected) {
newGame.doubleClick = selected;
} else {
//if mines are set
if (newGame.mineCheck(selected, item.target.innerHTML)) {
newGame.Omniexpand(selected);
if (newGame.squaresLeft === 0) {
document.getElementById('reset').innerText = '😎';
newGame.stopTimer();
newGame.gameover = true;
}
};
}
}
if (item.target.id === 'reset') {
newGame.stopTimer();
newGame = new MineSweeper(Number(newGame.mines), Number(newGame.height), Number(newGame.width));
document.getElementById('minesweeper').firstElementChild.children[2].innerText = 0;
newGame.gameover = false;
newGame.setUp();
}
if (item.target.textContent === 'Cancel') {
item.target.parentElement.style.height = '20px';
}
if (item.target.textContent === 'Start') {
item.preventDefault();
let mines = Number(this.children[1][5].value);
isNaN(mines) ? mines = 0 : mines;
mines < 0 ? mines = 0 : mines;
let height = Number(this.children[1][6].value);
isNaN(height) ? height = 1 : height;
height < 1 ? height = 1 : height;
let width = Number(this.children[1][7].value);
isNaN(width) ? width = 6 : width;
width < 6 ? width = 6 : width;
newGame.stopTimer();
newGame = new MineSweeper(mines, height, width);
item.target.parentElement.style.height = '20px';
document.getElementById('minesweeper').firstElementChild.children[2].innerText = 0;
this.gameover = false;
newGame.setUp();
}
if (item.target.name === 'size') {
let selection = item.target.id[4];
switch (selection) {
case '1':
this.children[1][5].disabled = false;
this.children[1][6].disabled = false;
this.children[1][7].disabled = false;
break;
case '2':
this.children[1][5].value = 10;
this.children[1][6].value = 8;
this.children[1][7].value = 8;
this.children[1][5].disabled = true;
this.children[1][6].disabled = true;
this.children[1][7].disabled = true;
break;
case '3':
this.children[1][5].value = 40;
this.children[1][6].value = 16;
this.children[1][7].value = 16;
this.children[1][5].disabled = true;
this.children[1][6].disabled = true;
this.children[1][7].disabled = true;
break;
case '4':
this.children[1][5].value = 99;
this.children[1][6].value = 16;
this.children[1][7].value = 30;
this.children[1][5].disabled = true;
this.children[1][6].disabled = true;
this.children[1][7].disabled = true;
break;
default:
break;
}
}
if (item.target.innerText === 'Custom') {
item.target.parentElement.parentElement.style.height !== '175px' ?
item.target.parentElement.parentElement.style.height = '175px' :
item.target.parentElement.parentElement.style.height = '20px';
}
})
document.getElementById('minesweeper').addEventListener( 'contextmenu', function(e) {
e.preventDefault();
if (e.target.classList.contains('clicked') === false && e.target.classList.contains('section') && newGame.gameover === false) {
if(e.target.classList.contains('mine')) {
e.target.innerHTML = ' ';
e.target.classList.remove('mine');
e.target.style.backgroundColor = 'grey';
document.getElementById('minesweeper').firstElementChild.children[0].innerText = Number(document.getElementById('minesweeper').firstElementChild.children[0].innerText) + 1;
} else {
e.target.className += ' mine';
e.target.innerText = '!';
e.target.style.backgroundColor = '#ffeb3bf2';
document.getElementById('minesweeper').firstElementChild.children[0].innerText -= 1;
}
}
});
var newGame = new MineSweeper(10, 8, 8);
newGame.setUp();