Changed around line 1
+ const canvas = document.getElementById('gameCanvas');
+ const ctx = canvas.getContext('2d');
+ const startButton = document.getElementById('startButton');
+ const scoreDisplay = document.getElementById('score');
+
+ let ballRadius = 10;
+ let x = canvas.width / 2;
+ let y = canvas.height - 30;
+ let dx = 2;
+ let dy = -2;
+ let paddleHeight = 10;
+ let paddleWidth = 75;
+ let paddleX = (canvas.width - paddleWidth) / 2;
+ let rightPressed = false;
+ let leftPressed = false;
+ let score = 0;
+ let gameActive = false;
+
+ const brickRowCount = 3;
+ const brickColumnCount = 5;
+ const brickWidth = 75;
+ const brickHeight = 20;
+ const brickPadding = 10;
+ const brickOffsetTop = 30;
+ const brickOffsetLeft = 30;
+
+ let bricks = [];
+ for (let c = 0; c < brickColumnCount; c++) {
+ bricks[c] = [];
+ for (let r = 0; r < brickRowCount; r++) {
+ bricks[c][r] = { x: 0, y: 0, status: 1 };
+ }
+ }
+
+ document.addEventListener('keydown', keyDownHandler);
+ document.addEventListener('keyup', keyUpHandler);
+ startButton.addEventListener('click', startGame);
+
+ function keyDownHandler(e) {
+ if (e.key === 'Right' || e.key === 'ArrowRight') {
+ rightPressed = true;
+ } else if (e.key === 'Left' || e.key === 'ArrowLeft') {
+ leftPressed = true;
+ }
+ }
+
+ function keyUpHandler(e) {
+ if (e.key === 'Right' || e.key === 'ArrowRight') {
+ rightPressed = false;
+ } else if (e.key === 'Left' || e.key === 'ArrowLeft') {
+ leftPressed = false;
+ }
+ }
+
+ function startGame() {
+ if (!gameActive) {
+ gameActive = true;
+ score = 0;
+ scoreDisplay.textContent = score;
+ resetBall();
+ resetBricks();
+ draw();
+ }
+ }
+
+ function resetBall() {
+ x = canvas.width / 2;
+ y = canvas.height - 30;
+ dx = 2;
+ dy = -2;
+ }
+
+ function resetBricks() {
+ for (let c = 0; c < brickColumnCount; c++) {
+ for (let r = 0; r < brickRowCount; r++) {
+ bricks[c][r].status = 1;
+ }
+ }
+ }
+
+ function collisionDetection() {
+ for (let c = 0; c < brickColumnCount; c++) {
+ for (let r = 0; r < brickRowCount; r++) {
+ const b = bricks[c][r];
+ if (b.status === 1) {
+ if (
+ x > b.x &&
+ x < b.x + brickWidth &&
+ y > b.y &&
+ y < b.y + brickHeight
+ ) {
+ dy = -dy;
+ b.status = 0;
+ score++;
+ scoreDisplay.textContent = score;
+ if (score === brickRowCount * brickColumnCount) {
+ alert('YOU WIN, CONGRATULATIONS!');
+ gameActive = false;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ function drawBall() {
+ ctx.beginPath();
+ ctx.arc(x, y, ballRadius, 0, Math.PI * 2);
+ ctx.fillStyle = '#0095DD';
+ ctx.fill();
+ ctx.closePath();
+ }
+
+ function drawPaddle() {
+ ctx.beginPath();
+ ctx.rect(paddleX, canvas.height - paddleHeight, paddleWidth, paddleHeight);
+ ctx.fillStyle = '#0095DD';
+ ctx.fill();
+ ctx.closePath();
+ }
+
+ function drawBricks() {
+ for (let c = 0; c < brickColumnCount; c++) {
+ for (let r = 0; r < brickRowCount; r++) {
+ if (bricks[c][r].status === 1) {
+ const brickX = c * (brickWidth + brickPadding) + brickOffsetLeft;
+ const brickY = r * (brickHeight + brickPadding) + brickOffsetTop;
+ bricks[c][r].x = brickX;
+ bricks[c][r].y = brickY;
+ ctx.beginPath();
+ ctx.rect(brickX, brickY, brickWidth, brickHeight);
+ ctx.fillStyle = '#0095DD';
+ ctx.fill();
+ ctx.closePath();
+ }
+ }
+ }
+ }
+
+ function draw() {
+ if (!gameActive) return;
+
+ ctx.clearRect(0, 0, canvas.width, canvas.height);
+ drawBricks();
+ drawBall();
+ drawPaddle();
+ collisionDetection();
+
+ if (x + dx > canvas.width - ballRadius || x + dx < ballRadius) {
+ dx = -dx;
+ }
+ if (y + dy < ballRadius) {
+ dy = -dy;
+ } else if (y + dy > canvas.height - ballRadius) {
+ if (x > paddleX && x < paddleX + paddleWidth) {
+ dy = -dy;
+ } else {
+ gameActive = false;
+ alert('GAME OVER');
+ return;
+ }
+ }
+
+ if (rightPressed && paddleX < canvas.width - paddleWidth) {
+ paddleX += 7;
+ } else if (leftPressed && paddleX > 0) {
+ paddleX -= 7;
+ }
+
+ x += dx;
+ y += dy;
+ requestAnimationFrame(draw);
+ }