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escape.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="canonical" href="https://curtispoe.org/escape.html">
<title>Themed Maze Escape Game</title>
<style>
html, body {
margin: 0;
padding: 0;
width: 100%;
height: 100%;
overflow: hidden;
}
body {
display: flex;
justify-content: center;
align-items: center;
background-color: #f0f0f0;
font-family: Arial, sans-serif;
}
#container {
display: flex;
width: 95%;
height: 95vh;
gap: 20px;
}
#sidebar {
flex: 0 0 250px;
display: flex;
flex-direction: column;
max-height: 100%;
overflow-y: auto;
}
#gameCanvas {
border: 1px solid #000;
max-width: calc(100% - 270px);
height: 100%;
object-fit: contain;
}
#hud, #instructions {
background-color: rgba(255, 255, 255, 0.9);
padding: 15px;
border-radius: 5px;
margin-bottom: 10px;
font-size: clamp(14px, 2vw, 16px);
}
h1 {
font-size: clamp(20px, 3vw, 24px);
margin: 0 0 15px 0;
}
#theme {
font-weight: bold;
color: #444;
}
@media (max-width: 768px) {
#container {
flex-direction: column;
height: auto;
}
#sidebar {
flex: 0 0 auto;
width: 100%;
max-width: 100%;
}
#gameCanvas {
max-width: 100%;
height: 60vh;
}
}
#levelAnnouncement {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
text-align: center;
font-size: 48px;
font-weight: bold;
color: white;
text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
opacity: 0;
transition: opacity 1s;
pointer-events: none;
z-index: 100;
}
#levelAnnouncement.visible {
opacity: 1;
}
#levelName {
font-size: 36px;
margin-top: 10px;
}
#difficultySelect {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background:
linear-gradient(transparent 50%, rgba(0, 0, 0, 0.9) 50%),
linear-gradient(90deg, #000046, #1CB5E0);
background-size: 4px 4px, 100% 100%;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
z-index: 1000;
animation: scanline 10s linear infinite;
}
@keyframes scanline {
0% {
background-position: 0 0;
}
100% {
background-position: 0 100%;
}
}
#difficultySelect h2 {
font-family: 'courier';
color: #fff;
font-size: 32px;
margin-bottom: 50px;
text-align: center;
text-shadow:
0 0 10px rgba(255,255,255,0.8),
0 0 20px rgba(255,255,255,0.8),
0 0 30px rgba(255,255,255,0.8),
4px 4px 0 #000;
animation: glow 2s ease-in-out infinite alternate;
}
@keyframes glow {
from {
text-shadow:
0 0 10px rgba(255,255,255,0.8),
0 0 20px rgba(255,255,255,0.8),
0 0 30px rgba(255,255,255,0.8),
4px 4px 0 #000;
}
to {
text-shadow:
0 0 20px rgba(255,255,255,0.8),
0 0 30px rgba(255,255,255,0.8),
0 0 40px rgba(255,255,255,0.8),
4px 4px 0 #000;
}
}
.difficulty-option {
display: flex;
flex-direction: column;
align-items: center;
margin-bottom: 30px;
width: 300px;
}
.difficulty-btn {
width: 100%;
padding: 15px;
font-family: 'courier';
font-size: 20px;
border: 4px solid #fff;
border-radius: 0;
cursor: pointer;
transition: all 0.2s;
text-transform: uppercase;
position: relative;
margin-bottom: 15px;
color: white;
text-shadow: 2px 2px 2px rgba(0, 0, 0, 0.5);
box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.5);
}
.difficulty-btn::before {
display: none;
}
.difficulty-btn:hover {
transform: translate(2px, 2px);
box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.5);
}
#easy {
background-color: #00ff00;
border-color: #00cc00;
}
#medium {
background-color: #ffff00;
border-color: #cccc00;
}
#hard {
background-color: #ff0000;
border-color: #cc0000;
}
.difficulty-btn:hover {
transform: translate(4px, 4px);
}
.difficulty-btn:hover::after {
transform: translate(-4px, -4px);
}
.difficulty-desc {
font-family: 'courier';
color: #fff;
font-size: 12px;
text-align: center;
opacity: 0.8;
line-height: 1.5;
text-shadow: 2px 2px #000;
}
/* Add scanlines effect */
#difficultySelect::after {
content: '';
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: repeating-linear-gradient(
0deg,
rgba(0, 0, 0, 0.1),
rgba(0, 0, 0, 0.1) 1px,
transparent 1px,
transparent 2px
);
pointer-events: none;
}
/* Add blinking effect to title */
#difficultySelect h2::after {
content: '_';
animation: blink 1s step-end infinite;
}
@keyframes blink {
50% { opacity: 0; }
}
</style>
</head>
<body>
<div id="difficultySelect">
<h2><a name="a-namea-nameselect-difficulty"></a><a name="a-nameselect-difficulty"></a><a name="select-difficulty"></a>Select Difficulty</h2>
<div class="difficulty-option">
<button id="easy" class="difficulty-btn">Easy</button>
<div class="difficulty-desc">Slower monsters, 3 teleports to start</div>
</div>
<div class="difficulty-option">
<button id="medium" class="difficulty-btn">Medium</button>
<div class="difficulty-desc">Normal monsters, 2 teleports to start</div>
</div>
<div class="difficulty-option">
<button id="hard" class="difficulty-btn">Hard</button>
<div class="difficulty-desc">Fast monsters, 1 teleport to start</div>
</div>
</div>
<div id="container">
<div id="sidebar">
<h1><a name="a-namea-namea-nameescape"></a><a name="a-namea-nameescape"></a><a name="a-nameescape"></a><a name="escape"></a>Escape!</h1>
<div id="hud">
<div>Level: <span id="level">1</span></div>
<div>Theme: <span id="theme">Forest</span></div>
<div>Difficulty: <span id="currentDifficulty">-</span></div>
<div>Teleports: <span id="teleports">1</span></div>
<div id="pausedStatus">Paused: <span id="paused">Yes</span></div>
</div>
<div id="instructions">
<p>Instructions:</p>
<ul>
<li>Use arrow keys to move.</li>
<li>Press "T" to teleport.</li>
<li>Press "Space" to pause/unpause.</li>
<li>Escape the maze to advance to the next level.</li>
<li>Earn 1 teleport per level.</li>
<li>Unused teleports carry over to next level.</li>
<li>Reach level 6 to win!</li>
</ul>
<p>This game was primarily built as an experiment with Claude
3.5 Sonnet, and ChatGPT 4.</p>
<p><a href="/"><strong>Return to the site.</strong></a></p>
</div>
</div>
<div id="levelAnnouncement">
Level <span id="announcementLevel">1</span>
<div id="levelName">Forest</div>
<div id="announcementDifficulty" style="font-size: 24px; margin-top: 10px;"></div>
</div>
<canvas id="gameCanvas"></canvas>
</div>
<script>
const levelAnnouncement = document.getElementById('levelAnnouncement');
const announcementLevel = document.getElementById('announcementLevel');
const levelName = document.getElementById('levelName');
const canvas = document.getElementById('gameCanvas');
const hudLevel = document.getElementById('level');
const hudTheme = document.getElementById('theme');
const hudTeleports = document.getElementById('teleports');
const hudPaused = document.getElementById('paused');
const pausedStatus = document.getElementById('pausedStatus');
const ctx = canvas.getContext('2d');
const hudDifficulty = document.getElementById('currentDifficulty');
const announcementDifficulty = document.getElementById('announcementDifficulty');
const max_level = 6;
const door = 2;
const MOVEMENT_SPEED = 5;
let lastMoveTime = 0;
let keys = {
ArrowUp: false,
ArrowDown: false,
ArrowLeft: false,
ArrowRight: false
};
let CELL_SIZE = 40;
let ROWS = 15;
let COLS = 20;
const THEMES = {
1: {
name: 'Forest',
wallColor: '#2d5a27', // Dark green
wallStroke: '#3a7634', // Lighter green
floorColor: '#90a955', // Light moss green
doorColor: '#8b4513', // Brown
doorDetail: '#a0522d', // Lighter brown
monsterColors: ['#ff6b6b', '#4ecdc4', '#45b7d1', '#96ceb4', '#88d8b0'] // Forest creatures
},
2: {
name: 'Dungeon',
wallColor: '#4a4e69', // Dark stone
wallStroke: '#686d8c', // Lighter stone
floorColor: '#22223b', // Dark floor
doorColor: '#9b2226', // Dark red
doorDetail: '#ae2012', // Lighter red
monsterColors: ['#800e13', '#9b2226', '#ae2012', '#bb3e03', '#ca6702'] // Fire tones
},
3: {
name: 'Space Station',
wallColor: '#2b2d42', // Dark blue
wallStroke: '#8d99ae', // Metal grey
floorColor: '#14213d', // Deep space blue
doorColor: '#fca311', // Warning yellow
doorDetail: '#ffba08', // Bright yellow
monsterColors: ['#e63946', '#457b9d', '#a8dadc', '#f1faee', '#dad7cd'] // Space tones
},
4: {
name: 'Ice Cave',
wallColor: '#a8dadc', // Ice blue
wallStroke: '#457b9d', // Darker ice blue
floorColor: '#f1faee', // Snow white
doorColor: '#48cae4', // Bright ice
doorDetail: '#90e0ef', // Light ice
monsterColors: ['#caf0f8', '#ade8f4', '#90e0ef', '#48cae4', '#00b4d8'] // Ice tones
},
5: {
name: 'Volcano',
wallColor: '#7f5539', // Dark brown
wallStroke: '#9c6644', // Brown
floorColor: '#bc6c25', // Lighter brown
doorColor: '#dc2f02', // Bright red
doorDetail: '#e85d04', // Orange
monsterColors: ['#dc2f02', '#e85d04', '#f48c06', '#faa307', '#ffba08'] // Lava tones
}
};
function getTheme(level) {
return THEMES[((level - 1) % 5) + 1];
}
let playerDirection = 'right';
let isPaused = true;
let currentLevel = 1;
let player = { x: 1, y: 1 };
let monsters = [];
let maze = [];
let stairs = { x: 0, y: 0 };
let teleports = 1;
let monsterMoveCounter = 0;
let gameStarted = false;
let difficulty = 'medium';
let monsterSpeed = 10; // Default speed (medium)
let startingTeleports = 2; // Default teleports (medium)
let playerPixelPos = { x: CELL_SIZE, y: CELL_SIZE };
let playerTargetPos = { x: CELL_SIZE, y: CELL_SIZE };
let monstersPixelPos = [];
let monstersTargetPos = [];
document.getElementById('easy').addEventListener('click', () => startGame('easy'));
document.getElementById('medium').addEventListener('click', () => startGame('medium'));
document.getElementById('hard').addEventListener('click', () => startGame('hard'));
function startGame(selectedDifficulty) {
difficulty = selectedDifficulty;
switch(difficulty) {
case 'easy':
monsterSpeed = 15;
startingTeleports = 3;
break;
case 'medium':
monsterSpeed = 10;
startingTeleports = 2;
break;
case 'hard':
monsterSpeed = 6;
startingTeleports = 1;
break;
}
document.getElementById('difficultySelect').style.display = 'none';
gameStarted = true;
currentLevel = 1;
teleports = startingTeleports;
monsters = []; // Ensure monsters array is clear
initGame();
}
function initGame() {
// Generate new maze
maze = generateMaze(ROWS, COLS);
// Reset player position
player = { x: 1, y: 1 };
// Clear and regenerate monsters
monsters = [];
// Only add monsters after level 1
if (currentLevel > 1) {
const minDistance = Math.floor(Math.min(COLS, ROWS) / 3);
const numMonsters = Math.min(currentLevel - 1, 5);
for (let i = 0; i < numMonsters; i++) {
let monsterX, monsterY;
do {
monsterX = Math.floor(Math.random() * (COLS - 2)) + 1;
monsterY = Math.floor(Math.random() * (ROWS - 2)) + 1;
} while (
maze[monsterY][monsterX] !== 0 ||
Math.abs(monsterX - player.x) < minDistance ||
Math.abs(monsterY - player.y) < minDistance
);
monsters.push({ x: monsterX, y: monsterY });
}
}
// Set exit position
stairs = { x: COLS - 2, y: ROWS - 2 };
maze[stairs.y][stairs.x] = 2;
// Handle teleports
if (gameStarted) {
teleports += 1;
} else {
teleports = startingTeleports;
}
updateHUD();
// Show level announcement
announcementLevel.textContent = currentLevel;
levelName.textContent = getTheme(currentLevel).name;
announcementDifficulty.textContent =
`Difficulty: ${difficulty.charAt(0).toUpperCase() + difficulty.slice(1)}`;
levelAnnouncement.classList.add('visible');
setTimeout(() => {
levelAnnouncement.classList.remove('visible');
}, 3000);
playerPixelPos = {
x: player.x * CELL_SIZE,
y: player.y * CELL_SIZE
};
playerTargetPos = { ...playerPixelPos };
// Initialize monster pixel positions
monstersPixelPos = monsters.map(m => ({
x: m.x * CELL_SIZE,
y: m.y * CELL_SIZE
}));
monstersTargetPos = monstersPixelPos.map(pos => ({ ...pos }));
playerPixelPos = {
x: player.x * CELL_SIZE,
y: player.y * CELL_SIZE
};
playerTargetPos = { ...playerPixelPos };
// Initialize monster pixel positions with proper alignment
monstersPixelPos = monsters.map(m => ({
x: m.x * CELL_SIZE,
y: m.y * CELL_SIZE
}));
monstersTargetPos = monstersPixelPos.map(pos => ({ ...pos }));
}
function generateMaze(rows, cols) {
const maze = Array(rows).fill().map(() => Array(cols).fill(1));
function isValid(x, y) {
return x >= 0 && x < cols && y >= 0 && y < rows;
}
function carvePath(x, y) {
const directions = [[0, -2], [2, 0], [0, 2], [-2, 0]].sort(() => Math.random() - 0.5);
for (const [dx, dy] of directions) {
const nx = x + dx;
const ny = y + dy;
if (isValid(nx, ny) && maze[ny][nx] === 1) {
maze[y + dy/2][x + dx/2] = 0;
maze[ny][nx] = 0;
carvePath(nx, ny);
}
}
}
carvePath(1, 1);
for (let i = 0; i < rows * cols / 50; i++) {
const x = Math.floor(Math.random() * (cols - 2)) + 1;
const y = Math.floor(Math.random() * (rows - 2)) + 1;
if (maze[y][x] === 1) {
maze[y][x] = 0;
carvePath(x, y);
}
}
maze[1][1] = 0;
maze[rows - 2][cols - 2] = 0;
for (let i = 0; i < Math.max(rows, cols) / 8; i++) {
const x = Math.floor(Math.random() * (cols - 3)) + 1;
const y = Math.floor(Math.random() * (rows - 3)) + 1;
for (let dy = 0; dy <= 1; dy++) {
for (let dx = 0; dx <= 1; dx++) {
maze[y + dy][x + dx] = 0;
}
}
}
return maze;
}
function drawMaze() {
const theme = getTheme(currentLevel);
ctx.fillStyle = theme.floorColor;
ctx.fillRect(0, 0, canvas.width, canvas.height);
for (let y = 0; y < ROWS; y++) {
for (let x = 0; x < COLS; x++) {
if (maze[y][x] === 1) {
ctx.fillStyle = theme.wallColor;
ctx.fillRect(x * CELL_SIZE, y * CELL_SIZE, CELL_SIZE, CELL_SIZE);
ctx.strokeStyle = theme.wallStroke;
ctx.lineWidth = 2;
ctx.strokeRect(x * CELL_SIZE, y * CELL_SIZE, CELL_SIZE, CELL_SIZE);
} else if (maze[y][x] === door) {
// Draw themed exit door
ctx.fillStyle = theme.doorColor;
ctx.fillRect(x * CELL_SIZE, y * CELL_SIZE, CELL_SIZE, CELL_SIZE);
ctx.fillStyle = theme.doorDetail;
ctx.fillRect(x * CELL_SIZE + CELL_SIZE * 0.1, y * CELL_SIZE, CELL_SIZE * 0.8, CELL_SIZE);
ctx.fillStyle = '#000';
ctx.beginPath();
ctx.arc(x * CELL_SIZE + CELL_SIZE * 0.75, y * CELL_SIZE + CELL_SIZE * 0.5, CELL_SIZE * 0.05, 0, Math.PI * 2);
ctx.fill();
}
}
}
}
function drawPlayer() {
const x = playerPixelPos.x + CELL_SIZE / 2;
const y = playerPixelPos.y + CELL_SIZE / 2;
const radius = CELL_SIZE / 3;
const mouthAngle = Math.PI / 4;
let startAngle, endAngle;
let eyeXOffset, eyeYOffset;
switch (playerDirection) {
case 'right':
startAngle = mouthAngle;
endAngle = -mouthAngle;
eyeXOffset = radius / 3;
eyeYOffset = -radius / 1.5;
break;
case 'left':
startAngle = Math.PI + mouthAngle;
endAngle = Math.PI - mouthAngle;
eyeXOffset = -radius / 3;
eyeYOffset = -radius / 1.5;
break;
case 'up':
startAngle = -Math.PI / 2 + mouthAngle;
endAngle = -Math.PI / 2 - mouthAngle;
eyeXOffset = -radius / 2.5;
eyeYOffset = -radius / 5.8;
break;
case 'down':
startAngle = Math.PI / 2 + mouthAngle;
endAngle = Math.PI / 2 - mouthAngle;
eyeXOffset = -radius / 2.5;
eyeYOffset = radius / 5.8;
break;
}
ctx.fillStyle = '#ff0';
ctx.beginPath();
ctx.moveTo(x, y);
ctx.arc(x, y, radius, startAngle, endAngle, false);
ctx.lineTo(x, y);
ctx.fill();
ctx.fillStyle = '#00f';
ctx.beginPath();
ctx.arc(x + eyeXOffset, y + eyeYOffset, radius / 6, 0, Math.PI * 2);
ctx.fill();
}
// Update drawMonsters() to use pixel positions
function drawMonsters() {
const theme = getTheme(currentLevel);
const ghostColors = theme.monsterColors;
for (let i = 0; i < monsters.length; i++) {
const x = monstersPixelPos[i].x + CELL_SIZE / 2;
const y = monstersPixelPos[i].y + CELL_SIZE / 2;
const color = ghostColors[i % ghostColors.length];
const radius = CELL_SIZE / 3;
// Ghost body
ctx.fillStyle = color;
ctx.beginPath();
ctx.arc(x, y - radius / 3, radius, Math.PI, 0, false);
ctx.lineTo(x + radius, y + radius / 3);
ctx.lineTo(x - radius, y + radius / 3);
ctx.closePath();
ctx.fill();
// Ghost waves
ctx.beginPath();
for (let j = -1; j <= 1; j++) {
ctx.arc(x + (j * radius / 3), y + radius / 3, radius / 3, 0, Math.PI, true);
}
ctx.fill();
// Eyes
ctx.fillStyle = '#fff';
const eyeRadius = radius / 5;
ctx.beginPath();
ctx.arc(x - radius / 2.5, y - radius / 5, eyeRadius, 0, Math.PI * 2);
ctx.arc(x + radius / 2.5, y - radius / 5, eyeRadius, 0, Math.PI * 2);
ctx.fill();
// Pupils
ctx.fillStyle = '#000';
const pupilRadius = radius / 10;
ctx.beginPath();
ctx.arc(x - radius / 2.5, y - radius / 5, pupilRadius, 0, Math.PI * 2);
ctx.arc(x + radius / 2.5, y - radius / 5, pupilRadius, 0, Math.PI * 2);
ctx.fill();
}
}
document.addEventListener('keydown', (e) => {
if (e.key in keys) {
keys[e.key] = true;
e.preventDefault();
}
if (e.key === ' ') {
isPaused = !isPaused;
if (!isPaused) {
levelAnnouncement.classList.remove('visible');
}
updateHUD();
} else if (e.key === 't' || e.key === 'T') {
teleportPlayer();
}
// Update player direction immediately on keypress
switch (e.key) {
case 'ArrowRight': playerDirection = 'right'; break;
case 'ArrowLeft': playerDirection = 'left'; break;
case 'ArrowUp': playerDirection = 'up'; break;
case 'ArrowDown': playerDirection = 'down'; break;
}
});
document.addEventListener('keyup', (e) => {
if (e.key in keys) {
keys[e.key] = false;
e.preventDefault();
}
});
function updatePositions() {
if (isPaused) return;
const currentTime = performance.now();
const deltaTime = currentTime - lastMoveTime;
lastMoveTime = currentTime;
const moveSpeed = MOVEMENT_SPEED * (deltaTime / 16.67); // 60fps normalized
// Calculate movement
let dx = 0;
let dy = 0;
// Only allow one direction at a time to maintain grid alignment
if (keys.ArrowRight) {
dx += moveSpeed;
playerDirection = 'right';
} else if (keys.ArrowLeft) {
dx -= moveSpeed;
playerDirection = 'left';
} else if (keys.ArrowDown) {
dy += moveSpeed;
playerDirection = 'down';
} else if (keys.ArrowUp) {
dy -= moveSpeed;
playerDirection = 'up';
}
// Apply movement
if (dx !== 0 || dy !== 0) {
const newPixelX = playerPixelPos.x + dx;
const newPixelY = playerPixelPos.y + dy;
// Get current and target grid positions
const currentGridX = Math.round(playerPixelPos.x / CELL_SIZE);
const currentGridY = Math.round(playerPixelPos.y / CELL_SIZE);
const targetGridX = Math.round(newPixelX / CELL_SIZE);
const targetGridY = Math.round(newPixelY / CELL_SIZE);
// Handle horizontal movement
if (dx !== 0) {
if (targetGridX >= 0 && targetGridX < COLS && maze[currentGridY][targetGridX] !== 1) {
playerPixelPos.x = newPixelX;
// Keep vertical position aligned to grid
playerPixelPos.y = currentGridY * CELL_SIZE;
} else {
// Align to grid when hitting a wall
playerPixelPos.x = currentGridX * CELL_SIZE;
}
}
// Handle vertical movement
if (dy !== 0) {
if (targetGridY >= 0 && targetGridY < ROWS && maze[targetGridY][currentGridX] !== 1) {
playerPixelPos.y = newPixelY;
// Keep horizontal position aligned to grid
playerPixelPos.x = currentGridX * CELL_SIZE;
} else {
// Align to grid when hitting a wall
playerPixelPos.y = currentGridY * CELL_SIZE;
}
}
// Update grid position
player.x = Math.round(playerPixelPos.x / CELL_SIZE);
player.y = Math.round(playerPixelPos.y / CELL_SIZE);
// Check for door
if (maze[player.y][player.x] === door) {
currentLevel++;
isPaused = true;
if (currentLevel >= max_level) {
alert('Congratulations! You won the game!');
currentLevel = 1;
teleports = 1;
}
initGame();
return;
}
}
// Update monster positions
for (let i = 0; i < monsters.length; i++) {
const dx = monstersTargetPos[i].x - monstersPixelPos[i].x;
const dy = monstersTargetPos[i].y - monstersPixelPos[i].y;
if (Math.abs(dx) > 0.1 || Math.abs(dy) > 0.1) {
monstersPixelPos[i].x += Math.sign(dx) * Math.min(Math.abs(dx), moveSpeed);
monstersPixelPos[i].y += Math.sign(dy) * Math.min(Math.abs(dy), moveSpeed);
} else {
monstersPixelPos[i] = { ...monstersTargetPos[i] };
}
}
}
function moveMonsters() {
if (isPaused) return;
monsterMoveCounter++;
if (monsterMoveCounter % monsterSpeed !== 0) return;
// Only move monsters if they've reached their target positions
const allMonstersAtTarget = monsters.every((m, i) =>
Math.abs(monstersPixelPos[i].x - monstersTargetPos[i].x) < 0.1 &&
Math.abs(monstersPixelPos[i].y - monstersTargetPos[i].y) < 0.1
);
if (!allMonstersAtTarget) return;
// Calculate all possible moves for each monster
const monsterMoves = monsters.map((monster, idx) => {
const possibleMoves = [];
const distanceToPlayer = Math.abs(monster.x - player.x) + Math.abs(monster.y - player.y);
// Check all four directions
const directions = [
{ x: -1, y: 0 }, // left
{ x: 1, y: 0 }, // right
{ x: 0, y: -1 }, // up
{ x: 0, y: 1 } // down
];
for (const dir of directions) {
const newX = monster.x + dir.x;
const newY = monster.y + dir.y;
if (newX >= 0 && newX < COLS && newY >= 0 && newY < ROWS && maze[newY][newX] !== 1) {
const newDist = Math.abs(newX - player.x) + Math.abs(newY - player.y);
possibleMoves.push({
x: newX,
y: newY,
dist: newDist,
betterThanCurrent: newDist < distanceToPlayer
});
}
}
// Also consider staying in place if no good moves are available
possibleMoves.push({
x: monster.x,
y: monster.y,
dist: distanceToPlayer,
betterThanCurrent: false
});
return {
monsterId: idx,
currentPos: monster,
moves: possibleMoves
};
});
// Try to move monsters in order of those with fewest options first
monsterMoves.sort((a, b) => a.moves.length - b.moves.length);
// Keep track of occupied positions
const occupiedPositions = new Set(
monsters.map(m => `${m.x},${m.y}`)
.filter((pos, idx) => idx !== monsters.length - 1) // Allow last position to be vacated
);
// Process each monster's movement
const newPositions = [...monsters];
for (const monsterMove of monsterMoves) {
const monster = monsterMove.currentPos;
let bestMove = null;
let bestScore = Infinity;
// Remove current position from occupied set
occupiedPositions.delete(`${monster.x},${monster.y}`);
// Evaluate each possible move
for (const move of monsterMove.moves) {
const posKey = `${move.x},${move.y}`;
if (!occupiedPositions.has(posKey)) {
// Score based on distance to player and whether it's an improvement
let score = move.dist;
if (!move.betterThanCurrent) score += 10; // Penalty for not improving position
if (move.x === monster.x && move.y === monster.y) score += 5; // Small penalty for staying still
if (score < bestScore) {
bestScore = score;
bestMove = move;
}
}
}
if (bestMove) {
newPositions[monsterMove.monsterId] = { x: bestMove.x, y: bestMove.y };
occupiedPositions.add(`${bestMove.x},${bestMove.y}`);
}
}
// Update monster positions and targets
for (let i = 0; i < monsters.length; i++) {
monsters[i] = { ...newPositions[i] };
monstersTargetPos[i] = {
x: monsters[i].x * CELL_SIZE,
y: monsters[i].y * CELL_SIZE
};
}
}
function checkCollision() {
const playerGridX = Math.round(playerPixelPos.x / CELL_SIZE);
const playerGridY = Math.round(playerPixelPos.y / CELL_SIZE);
for (let i = 0; i < monsters.length; i++) {
const monsterGridX = Math.round(monstersPixelPos[i].x / CELL_SIZE);
const monsterGridY = Math.round(monstersPixelPos[i].y / CELL_SIZE);
if (monsterGridX === playerGridX && monsterGridY === playerGridY) {
alert(`Game Over! You were caught by a monster.\nDifficulty: ${difficulty.charAt(0).toUpperCase() + difficulty.slice(1)}`);
showDifficultySelect();
return;
}
}
}
function showDifficultySelect() {
document.getElementById('difficultySelect').style.display = 'flex';
gameStarted = false;
currentLevel = 1;
teleports = 1;
// Reset movement state
keys = {
ArrowUp: false,
ArrowDown: false,
ArrowLeft: false,
ArrowRight: false
};
playerDirection = 'right'; // Reset direction to default
// Ensure player is properly aligned to grid
playerPixelPos = {
x: CELL_SIZE,
y: CELL_SIZE
};
player = { x: 1, y: 1 };
updateHUD();
}
function updateHUD() {
hudLevel.textContent = currentLevel;
hudTheme.textContent = getTheme(currentLevel).name;
hudTeleports.textContent = teleports;
hudPaused.textContent = isPaused ? "Yes" : "No";
hudDifficulty.textContent = difficulty.charAt(0).toUpperCase() + difficulty.slice(1);
if (isPaused) {
pausedStatus.style.color = 'white';
pausedStatus.style.backgroundColor = 'black';
} else {
pausedStatus.style.color = '';
pausedStatus.style.backgroundColor = '';
}
}
function teleportPlayer() {
if (teleports > 0) {
let newPlayerPosition;
do {
newPlayerPosition = {
x: Math.floor(Math.random() * (COLS - 2)) + 1,
y: Math.floor(Math.random() * (ROWS - 2)) + 1
};
} while (maze[newPlayerPosition.y][newPlayerPosition.x] !== 0 ||
monsters.some(monster => Math.abs(monster.x - newPlayerPosition.x) <= 3 && Math.abs(monster.y - newPlayerPosition.y) <= 3));
// Update both grid and pixel positions
player.x = newPlayerPosition.x;
player.y = newPlayerPosition.y;
// Instantly move to new position (no animation)
playerPixelPos = {
x: player.x * CELL_SIZE,
y: player.y * CELL_SIZE
};
playerTargetPos = { ...playerPixelPos };
teleports--;
// Pause the game after teleporting
isPaused = true;
updateHUD();
}
}