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Update index.html
Browse files- index.html +235 -18
index.html
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@@ -1,19 +1,236 @@
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<!DOCTYPE html>
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<html>
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<head>
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<title>Emoji Bird</title>
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<meta charset="utf-8">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css">
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<style>
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body { margin: 0; display: flex; justify-content: center; align-items: center; height: 100vh; background-color: #70c5ce; font-family: sans-serif; }
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canvas { border: 1px solid #000; background-color: #70c5ce; }
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#instructions { text-align: center; position: absolute; top: 20px; font-size: 16px; color: #fff; background-color: rgba(0,0,0,0.5); padding: 10px; border-radius: 5px;}
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</style>
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</head>
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<body>
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<div id="instructions">
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Click or Press Space to Flap<br>
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<i class="fas fa-mouse"></i> / <i class="fas fa-keyboard"></i> (Space)
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</div>
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<canvas id="gameCanvas"></canvas>
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<script>
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const canvas = document.getElementById('gameCanvas');
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const ctx = canvas.getContext('2d');
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canvas.width = 288;
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canvas.height = 512;
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const audioCtx = new (window.AudioContext || window.webkitAudioContext)();
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function playSound(type) {
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if (!audioCtx) return;
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const oscillator = audioCtx.createOscillator();
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const gainNode = audioCtx.createGain();
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oscillator.connect(gainNode);
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gainNode.connect(audioCtx.destination);
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gainNode.gain.setValueAtTime(0.05, audioCtx.currentTime);
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if (type === 'flap') {
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oscillator.type = 'triangle';
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oscillator.frequency.setValueAtTime(300, audioCtx.currentTime);
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gainNode.gain.exponentialRampToValueAtTime(0.00001, audioCtx.currentTime + 0.15);
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} else if (type === 'hit') {
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oscillator.type = 'sawtooth';
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oscillator.frequency.setValueAtTime(100, audioCtx.currentTime);
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gainNode.gain.exponentialRampToValueAtTime(0.00001, audioCtx.currentTime + 0.3);
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} else if (type === 'point') {
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oscillator.type = 'sine';
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oscillator.frequency.setValueAtTime(440, audioCtx.currentTime);
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gainNode.gain.exponentialRampToValueAtTime(0.00001, audioCtx.currentTime + 0.1);
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}
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oscillator.start(audioCtx.currentTime);
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oscillator.stop(audioCtx.currentTime + 0.3);
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}
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let bird = { x: 50, y: 150, size: 20, dy: 0, emoji: "🐦" };
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const gravity = 0.25;
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const flapStrength = -4.5;
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let pipes = [];
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const pipeWidth = 55;
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const pipeGap = 110;
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let score = 0;
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let frame = 0;
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let gameState = 'start'; // 'start', 'playing', 'over'
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function drawBird() {
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ctx.font = `${bird.size * 1.5}px Arial`;
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ctx.textAlign = 'center';
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ctx.textBaseline = 'middle';
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ctx.fillText(bird.emoji, bird.x, bird.y);
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}
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function drawPipes() {
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ctx.fillStyle = "#2E7D32"; // Darker green
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pipes.forEach(p => {
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ctx.fillRect(p.x, 0, pipeWidth, p.topHeight);
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ctx.fillRect(p.x, p.topHeight + pipeGap, pipeWidth, canvas.height - (p.topHeight + pipeGap));
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});
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}
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function updateBird() {
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if (gameState === 'playing') {
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bird.dy += gravity;
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bird.y += bird.dy;
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}
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if ((bird.y + bird.size / 2 > canvas.height) || (bird.y - bird.size / 2 < 0)) {
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if (gameState === 'playing') playSound('hit');
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gameState = 'over';
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}
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}
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function updatePipes() {
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if (gameState !== 'playing') return;
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if (frame % 100 === 0) { // Pipe generation frequency
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const topHeight = Math.random() * (canvas.height - pipeGap - 150) + 75; // Ensure gap is not too high or low
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pipes.push({ x: canvas.width, topHeight: topHeight, passed: false });
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}
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pipes.forEach(p => {
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p.x -= 2; // Pipe speed
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});
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pipes = pipes.filter(p => p.x + pipeWidth > 0);
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pipes.forEach(p => {
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const birdLeft = bird.x - bird.size / 2;
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const birdRight = bird.x + bird.size / 2;
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const birdTop = bird.y - bird.size / 2;
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const birdBottom = bird.y + bird.size / 2;
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const pipeRight = p.x + pipeWidth;
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const pipeBottomTop = p.topHeight; // Bottom of the top pipe
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const pipeTopBottom = p.topHeight + pipeGap; // Top of the bottom pipe
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if (birdRight > p.x && birdLeft < pipeRight) {
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if (birdTop < pipeBottomTop || birdBottom > pipeTopBottom) {
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if (gameState === 'playing') playSound('hit');
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gameState = 'over';
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}
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}
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if (!p.passed && p.x + pipeWidth < bird.x - bird.size / 2) {
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score++;
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p.passed = true;
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playSound('point');
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}
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});
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}
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function resetGame() {
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bird.y = 150;
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bird.dy = 0;
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pipes = [];
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score = 0;
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frame = 0;
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gameState = 'start';
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}
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function drawScore() {
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ctx.fillStyle = "#fff";
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ctx.font = "24px 'Press Start 2P', sans-serif";
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ctx.textAlign = "left";
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ctx.fillText("Score: " + score, 10, 30);
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}
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function drawStartScreen() {
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ctx.fillStyle = "rgba(0, 0, 0, 0.5)";
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ctx.fillRect(0, canvas.height / 2 - 60, canvas.width, 120);
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ctx.fillStyle = "#fff";
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ctx.font = "20px 'Press Start 2P', sans-serif";
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ctx.textAlign = "center";
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ctx.fillText("Emoji Bird", canvas.width / 2, canvas.height / 2 - 20);
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ctx.font = "14px 'Press Start 2P', sans-serif";
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ctx.fillText("Click or Space to Start", canvas.width / 2, canvas.height / 2 + 20);
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ctx.font = "40px Arial";
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ctx.fillText("🐦", canvas.width / 2, canvas.height / 3);
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}
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function drawGameOverScreen() {
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ctx.fillStyle = "rgba(0, 0, 0, 0.7)";
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ctx.fillRect(0, canvas.height / 2 - 70, canvas.width, 160);
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ctx.fillStyle = "red";
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ctx.font = "28px 'Press Start 2P', sans-serif";
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ctx.textAlign = "center";
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ctx.fillText("Game Over!", canvas.width / 2, canvas.height / 2 - 30);
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ctx.fillStyle = "#fff";
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ctx.font = "18px 'Press Start 2P', sans-serif";
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ctx.fillText("Score: " + score, canvas.width / 2, canvas.height / 2 + 10);
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ctx.font = "12px 'Press Start 2P', sans-serif";
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ctx.fillText("Click or Space to Restart", canvas.width / 2, canvas.height / 2 + 50);
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ctx.font = "20px 'Font Awesome 6 Free'";
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ctx.fillText('\uf071', canvas.width / 2, canvas.height / 2 + 80); // Font Awesome Warning Icon
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}
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function gameLoop() {
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ctx.clearRect(0, 0, canvas.width, canvas.height);
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if (gameState === 'start') {
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drawPipes(); // Draw static pipes for background
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drawBird();
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drawStartScreen();
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} else if (gameState === 'playing') {
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updateBird();
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updatePipes();
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drawPipes();
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drawBird();
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drawScore();
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frame++;
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} else if (gameState === 'over') {
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drawPipes(); // Keep pipes visible
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drawBird(); // Keep bird visible
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drawScore(); // Show final score
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drawGameOverScreen();
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}
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requestAnimationFrame(gameLoop);
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}
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function handleInput() {
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if (gameState === 'start') {
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gameState = 'playing';
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bird.dy = flapStrength;
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playSound('flap');
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} else if (gameState === 'playing') {
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bird.dy = flapStrength;
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playSound('flap');
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} else if (gameState === 'over') {
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resetGame();
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}
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}
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document.addEventListener('click', handleInput);
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document.addEventListener('keydown', function(e) {
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if (e.code === 'Space') {
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e.preventDefault();
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handleInput();
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}
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});
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// Add a retro font via Google Fonts for better text rendering
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const fontLink = document.createElement('link');
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fontLink.href = 'https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap';
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fontLink.rel = 'stylesheet';
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document.head.appendChild(fontLink);
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fontLink.onload = () => { // Start game loop after font is loaded to prevent FOUT
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gameLoop();
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};
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if (document.fonts) { // Fallback if onload doesn't fire as expected in some browsers
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document.fonts.load('1em "Press Start 2P"').then(() => {
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if(gameState === 'start' && frame === 0) gameLoop(); // Ensure gameLoop is not called twice
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});
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} else {
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gameLoop(); // For browsers not supporting document.fonts
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}
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</script>
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</body>
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</html>
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